Research Project: Conservation Practice Impacts on Water Quality at Field and Watershed Scales

Location: National Soil Erosion Research Laboratory

Publications (Clicking on the reprint icon will take you to the publication reprint.)

Uncertainty in phosphorus fluxes and budgets across the U.S. long-term agroecosystem research network - (Peer Reviewed Journal)
Welikhe, P., Williams, M.R., King, K.W., Bos, J.H., Akland, M., Baffaut, C., Beck, G., Bierer, A.M., Bosch, D.D., Brooks, E., Buda, A.R., Cavigelli, M.A., Faulkner, J., Feyereisen, G.W., Fortuna, A., Gamble, J.D., Hanrahan, B.R., Hussain, M., Kovar, J.L., Lee, B., Leytem, A.B., Liebig, M.A., Line, D., Macrae, M., Moorman, T.B., Moriasi, D.N., Mumbi, R., Nelson, N., Ortega-Pieck, A., Osmond, D., Penn, C.J., Pisani, O., Reba, M.L., Smith, D.R., Unrine, J., Webb, P., White, K.E., Wilson, H., Witthaus, L.M. 2023. Uncertainty in phosphorus fluxes and budgets across the U.S. long-term agroecosystem research network. Journal of Environmental Quality. 52(4):837-885. https://doi.org/10.1002/jeq2.20485.

Estimating WEPP cropland erodibility values from soil properties - (Peer Reviewed Journal)
Elliot, W.J., Flanagan, D.C. 2023. Estimating WEPP cropland erodibility values from soil properties. Journal of the ASABE. 66(2):329-351. https://doi.org/10.13031/ja.15218.

Simulation approaches and potential improvements of ephemeral gully erosion prediction in the Water Erosion Prediction Project (WEPP) Model - (Proceedings)
Guo, T., Flanagan, D.C., Srivastava, A., and LaPlante, N.H. 2023. Simulation approaches and potential improvements of ephemeral gully erosion prediction in the Water Erosion Prediction Project (WEPP) model. In: (Flanagan, D.C. and Thompson, A.M., eds.). Proceedings Soil Erosion Research Under a Changing Climate International Symposium, January 8-14, 2023, Aguadilla, Puerto Rico, Paper No. 23009. 8 pp.

Calibration, validation, and evaluation of the Water Erosion Prediction Project (WEPP) model for hillslopes with natural runoff plot data - (Peer Reviewed Journal)
Wang, S., McGehee, R.P., Guo, T., Flanagan, D.C., Engel, B.A. 2022. Calibration, validation, and evaluation of the Water Erosion Prediction Project (WEPP) model for hillslopes with natural runoff plot data. International Soil and Water Conservation Research. https://doi.org/10.1016/j.iswcr.2022.10.004.

Improving probabilistic monthly water quantity and quality predictions using a simplified residual-based modeling approach - (Peer Reviewed Journal)
Guo, T., Liu, Y., Shao, G., Engel, B.A., Sharma, A., Marshall, L.A., Flanagan, D.C., Cibin, R., Wallace, C.W., Zhao, K., Rem, D., Vera Mercado, J., Aboelnour, M.A. 2022. Improving probabilistic monthly water quantity and quality predictions using a simplified residual-based modeling approach. Environmental Modelling & Software. 156: Article 105499. https://doi.org/10.1016/j.envsoft.2022.105499.

P-FLUX: A phosphorus budget dataset spanning diverse agricultural production systems in the United States and Canada - (Peer Reviewed Journal)
Williams, M.R., Welikhe, P., Bos, J.H., King, K.W., Akland, M., Augustine, D.J., Baffaut, C., Beck, G., Bierer, A.M., Bosch, D.D., Boughton, E., Brandani, C., Brooks, E., Buda, A.R., Cavigelli, M.A., Faulkner, J., Feyereisen, G.W., Fortuna, A., Gamble, J.D., Hanrahan, B.R., Hussain, M., Kohmann, M., Kovar, J.L., Lee, B., Leytem, A.B., Liebig, M.A., Line, D., Macrae, M., Moorman, T.B., Moriasi, D.N., Nelson, N., Ortega-Pieck, A., Osmond, D., Pisani, O., Ragosta, J., Reba, M.L., Saha, A., Sanchez, J., Silveira, M., Smith, D.R., Spiegal, S.A., Swain, H., Unrine, J., Webb, P., White, K.E., Wilson, H., Witthaus, L.M. 2022. P-FLUX: A phosphorus budget dataset spanning diverse agricultural production systems in the United States and Canada. Journal of Environmental Quality. 51:451–461. https://doi.org/10.1002/jeq2.20351.

Reduction of phosphorus using iron slag filters in the Macatawa Watershed (Michigan) - (Peer Reviewed Journal)
Steinman, A., Hassett, M., Oudsema, M., Penn, C.J. 2022. Reduction of phosphorus using iron slag filters in the Macatawa Watershed (Michigan). Frontiers in Environmental Science. 10. Article 863137. https://doi.org/10.3389/fenvs.2022.863137.

WEPPcloud: An online watershed-scale hydrologic modeling tool. Part I. Model description - (Peer Reviewed Journal)
Lew, R., Dobre, M., Srivastava, A., Brooks, E.S., Elliot, W.J., Robichaud, P.R., Flanagan, D.C. 2022. WEPPcloud: An online watershed-scale hydrologic modeling tool. Part I. Model description. Journal of Hydrology. 608. Article: 127603. https://doi.org/10.1016/j.jhydrol.2022.127603.

Gypsum and cereal rye cover crops affect soil chemistry: Trace metals and plant nutrients - (Peer Reviewed Journal)
Gonzalez, J.M., Dick, W., Islam, K.R., Watts, D.B., Fausey, N.R., Flanagan, D.C., VanToai, T.T., Batte, M.T., Reeder, R.C., Kost, D., Shedekar, V.S. 2022. Gypsum and cereal rye cover crops affect soil chemistry: Trace metals and plant nutrients. Soil Science Society of America Journal. 886:781-794. https://doi.org/10.1002/saj2.20394.

Erosion and covered zones altered by surface coverage effects on soil nitrogen and carbon loss from an agricultural slope under laboratory-simulated rainfall events - (Peer Reviewed Journal)
Wang, L., Yen, H., Huang, C., Wang, Y. 2022. Erosion and covered zones altered by surface coverage effects on soil nitrogen and carbon loss from an agricultural slope under laboratory-simulated rainfall events. International Soil and Water Conservation Research. 10(3):382-392. https://doi.org/10.1016/j.iswcr.2022.01.002.

GIS and remote sensing integration for sediment performance assessment based on a RUSLE and sediment delivery ratio model in northwest Algeria - (Peer Reviewed Journal)
Ouadja, A., Benfetta, H., Porto, P., Mihoubi, M., Flanagan, D.C., Dehni, A., Talchabhadel, R. 2022. GIS and remote sensing integration for sediment performance assessment based on a RUSLE and sediment delivery ratio model in northwest Algeria. Arabian Journal of Geosciences. 15:409. https://doi.org/10.1007/s12517-022-09502-8.

Desorption kinetics of legacy soil phosphorus: Implications for non-point transport and plant uptake - (Peer Reviewed Journal)
Penn, C.J., Williams, M.R., Camberato, J., Wenos, N., Wason, H. 2022. Desorption kinetics of legacy soil phosphorus: Implications for non-point transport and plant uptake. Soil Systems. 6:6. https://doi.org/10.3390/soilsystems6010006.

Modeling soil erodibility and critical shear stress parameters to account for spatio-temporal variability - (Peer Reviewed Journal)
Lee, S., Chu, M.L., Guzman, J.A., Flanagan, D.C. 2021. Modeling soil erodibility and critical shear stress parameters to account for spatio-temporal variability. Soil and Tillage Research. 218:105292. https://doi.org/10.1016/j.still.2021.105292.

Effectiveness of deep lime placement and tillage systems on aluminum fractions and soil chemical attributes in sugarcane cultivation - (Peer Reviewed Journal)
De Campos, M., Penn, C.J., Gonzalez, J.M., Crusciol, A.C. 2021. Effectiveness of deep lime placement and tillage systems on aluminum fractions and soil chemical attributes in sugarcane cultivation. Geoderma. 407:115545. https://doi.org/10.1016/j.geoderma.2021.115545.

LTAR Phosphorus Budget Dataset - (Other)
Williams, M.R., Weilkhe, P., Bos, J.H., King, K.W., Akland, M., Augustine, D.J., Baffaut, C., Beck, G., Bierer, A.M., Bosch, D.D., Boughton, E., Brandani, C., Brooks, E., Buda, A.R., Cavigelli, M.A., Faulkner, J., Feyereisen, G.W., Fortuna, A., Gamble, J.D., Hanrahan, B.R., Hussain, M., Kohmann, M., Kovar, J.L., Lee, B., Leytem, A.B., Liebig, M.A., Line, D., Macrae, M., Moorman, T.B., Moriasi, D.N., Nelson, N., Ortega-Pieck, A., Osmond, D., Pisani, O., Ragosta, J., Reba, M.L., Saha, A., Sanchez, J., Silveira, M., Smith, D.R., Spiegal, S.A., Swain, H., Unrine, J., Webb, P., White, K.E., Wilson, H., Witthaus, L.M. 2022. LTAR Phosphorus Budget Dataset. Ag Data Commons. https://doi.org/10.15482/USDA.ADC/1523365.

A research method for semi-automated large-scale cultivation of maize to full maturity in an artificial environment - (Peer Reviewed Journal)
Weithorn, M., Penn, C.J., Camberato, J. 2021. A research method for semi-automated large-scale cultivation of maize to full maturity in an artificial environment. Agronomy Journal. 11(10):1898. https://doi.org/10.3390/agronomy11101898.

Impacts of subsurface hydrologic conditions on sediment selectivity and sediment transport in rills - (Peer Reviewed Journal)
Wang, S., Flanagan, D.C., Engel, B., McIntosh, M.M. 2021. Impacts of subsurface hydrologic conditions on sediment selectivity and sediment transport in rills. Catena. 207. Article 105703. https://doi.org/10.1016/j.catena.2021.105703.

Letter to the editor of Chemosphere regarding Yang et al. (2021) and techniques for assessing realistic phosphorus removal in the field - (Peer Reviewed Journal)
Penn, C.J. 2021. Letter to the editor of Chemosphere regarding Yang et al. (2021) and techniques for assessing realistic phosphorus removal in the field. Chemosphere. 286:131843. https://doi.org/10.1016/j.chemosphere.2021.131843.

Strong sensitivity of watershed-scale, ecohydrologic model predictions to soil moisture - (Peer Reviewed Journal)
Pignotti, G., Rathjens, H., Chaubey, I., Williams, M.R., Crawford, M. 2021. Strong sensitivity of watershed-scale, ecohydrologic model predictions to soil moisture. Journal of Environmental Modeling and Software. 144. Article 105162. https://doi.org/10.1016/j.envsoft.2021.105162.

Evaluation of costs and efficiencies of urban Low Impact Development (LID) practices on stormwater runoff and soil erosion in an urban watershed using the Water Erosion Prediction Project (WEPP) model - (Peer Reviewed Journal)
Guo, T., Srivastava, A., Flanagan, D.C., Liu, Y., Engel, B.A., McIntosh, M.M. 2021. Evaluation of costs and efficiencies of urban Low Impact Development (LID) practices on stormwater runoff and soil erosion in an urban watershed using the Water Erosion Prediction Project (WEPP) model. Water. 13. Article 2076. https://doi.org/10.3390/w13152076.

A framework for automated and spatially-distributed modeling with the Agricultural Policy Environmental eXtender (APEX) model - (Peer Reviewed Journal)
Pan, F., Feng, Q., McGehee, R., Engel, B.A., Flanagan, D.C., Chen, J. 2021. A framework for automated and spatially-distributed modeling with the Agricultural Policy Environmental eXtender (APEX) model. Environmental Modelling & Software. 144. Article 105147. https://doi.org/10.1016/j.envsoft.2021.105147.

An updated isoerodent map of the conterminous United States - (Peer Reviewed Journal)
McGehee, R.P., Flanagan, D.C., Srivastava, P., Engel, B.A., Huang, C., Nearing, M.A. 2021. An updated isoerodent map of the conterminous United States. International Soil and Water Conservation Research. https://doi.org/10.1016/j.iswcr.2021.06.004.

Prediction of rill sediment transport capacity under different subsurface hydrologic conditions - (Peer Reviewed Journal)
Wang, S., Flanagan, D.C., Engel, B., Zhou, N. 2021. Prediction of rill sediment transport capacity under different subsurface hydrologic conditions. Journal of Hydrology. 598. Article 126410. https://doi.org/10.1016/j.jhydrol.2021.126410.

Long-term performance of three mesophilic anaerobic digesters to convert animal and agro-industrial wastes into organic fertilizer - (Peer Reviewed Journal)
Zhang, X., Lopes, I., Ni, J., Yuan, Y., Huang, C., Smith, D.R., Chaubey, I., Wu, S. 2021. Long-term performance of three mesophilic anaerobic digesters to convert animal and agro-industrial wastes into organic fertilizer. Journal of Cleaner Production. 307. Article 127271. https://doi.org/10.1016/j.jclepro.2021.127271.

Chapter 16 - Rainfall erosivity: Essential historical, conceptual, and practical perspectives for continued application - (Book / Chapter)
Mcgehee, R.P., Flanagan, D.C., Nearing, M.A., Srivastava, P. 2021. Chapter 16 - Rainfall erosivity: Essential historical, conceptual, and practical perspectives for continued application. Book Chapter. pp. 373-394. https://doi.org/10.1016/B978-0-12-822699-5.00014-8.

Water storage, mixing, and fluxes in tile-drained agricultural fields inferred from stable water isotopes - (Peer Reviewed Journal)
Williams, M.R., McAfee, S.J. 2021. Water storage, mixing, and fluxes in tile-drained agricultural fields inferred from stable water isotopes. Journal of Hydrology. 599. Article 126347. https://doi.org/10.1016/j.jhydrol.2021.126347.

Improving and verifying channel erosion simulation in the Water Erosion Prediction Project (WEPP) Model - (Peer Reviewed Journal)
Guo, T., Srivastava, A., Flanagan, D.C. 2021. Improving and verifying channel erosion simulation in the Water Erosion Prediction Project (WEPP) Model. Journal of Environmental Management. 291. Article 112616. https://doi.org/10.1016/j.jenvman.2021.112616.

Erosion - (Book / Chapter)

Inferring sediment transport capacity from soil microtopography changes on a laboratory hillslope - (Peer Reviewed Journal)
Nouwakpo, S., Huang, C., Bowling, L., Owens, P., Weltz, M.A. 2021. Inferring sediment transport capacity from soil microtopography changes on a laboratory hillslope. Water. 13:929. https://doi.org/10.3390/w13070929.

Impacts of watershed physical properties and land use on baseflow at regional scales - (Peer Reviewed Journal)
Aboelnour, M.A., Engel, B.A., Frisbee, M.D., Gitau, M.W., Flanagan, D.C. 2021. Impacts of watershed physical properties and land use on baseflow at regional scales. Journal of Hydrology: Regional Studies. 35. Article 100810. https://doi.org/10.1016/j.ejrh.2021.100810.

The past, present, and future of phosphorus removal structures - (Peer Reviewed Journal)
Penn, C.J. 2021. The past, present, and future of phosphorus removal structures. Water. 13(6). Article 797. https://doi.org/10.3390/w13060797.

Estimating the variability of steel slag properties and their influence in phosphorus removal ability - (Peer Reviewed Journal)
Scott, I.C., Penn, C.J. 2021. Estimating the variability of steel slag properties and their influence in phosphorus removal ability. Chemosphere. 276. Article 130205. https://doi.org/10.1016/j.chemosphere.2021.130205.

Introduction to P-TRAP software for designing phosphorus removal structures - (Peer Reviewed Journal)
Penn, C.J., Frankenberger, J.R., Livingston, S.J. 2021. Introduction to P-TRAP software for designing phosphorus removal structures. Agricultural and Environmental Letters. 6(1). Article e20043. https://doi.org/10.1002/ael2.20043.

Evaluating soil water routing approaches in watershed-scale, ecohydrologic modelling - (Peer Reviewed Journal)
Pignotti, G., Cherkauer, K., Crawford, M., Williams, M.R., Chaubey, I. 2021. Evaluating soil water routing approaches in watershed-scale, ecohydrologic modelling. Hydrological Processes. 35(3). Article e14034. https://doi.org/10.1002/hyp.14034.

Estimation of erosion induced nutrients loss under different land uses: A case study in Miandam Valley, Swat Pakistan - (Peer Reviewed Journal)
Yousaf, N., Khan, B., Flanagan, D.C., Mian, I.A., Iqbal, J., Rashid, I., Khalid, S., Ghaffar, N., Manzoor, S., Bilal, M. 2021. Estimation of erosion induced nutrients loss under different land uses: A case study in Miandam Valley, Swat Pakistan. International Journal of Agricultural and Biological Engineering. 14(2):135-141. https://doi.org/10.25165/j.ijabe.20211402.5704.

Less agricultural phosphorus applied in 2019 led to less dissolved phosphorus transported to Lake Erie - (Peer Reviewed Journal)
Guo, T., Johnson, L., Lebarge, G., Penn, C.J., Stumpf, R., Baker, D., Shao, G. 2020. Less agricultural phosphorus applied in 2019 led to less dissolved phosphorus transported to Lake Erie. Journal of Environmental Science and Technology. 55(1):283-291. https://doi.org/10.1021/acs.est.0c03495.

Effect of soil infiltration capacity, soil texture and rainfall on soil erosion occurring under different land use land cover (LULC) in Miandam Valley, Swat Pakistan - (Peer Reviewed Journal)
Yousaf, N., Khan, B., Flanagan, D.C., Mian, I.A. 2020. Effect of soil infiltration capacity, soil texture and rainfall on soil erosion occurring under different land use land cover (LULC) in Miandam Valley, Swat Pakistan. Journal of Engineering and Applied Science. 39(2):135-142. https://doi.org/10.17582/journal.jeas/39.2.135.142.

Improvement of the Water Erosion Prediction Project (WEPP) model for quantifying field scale subsurface drainage discharge - (Peer Reviewed Journal)
Revuelta-Acosta, J.D., Flanagan, D.C., Engel, B.A., King, K.W. 2020. Improvement of the Water Erosion Prediction Project (WEPP) model for quantifying field scale subsurface drainage discharge. Agricultural Water Management. 244. Article 106597. https://doi.org/10.1016/j.agwat.2020.106597.

Impacts of subsurface hydrologic conditions on rill sediment transport capacity - (Peer Reviewed Journal)
Wang, S., Flanagan, D.C., Engel, B.A., Zhou, N. 2020. Impacts of subsurface hydrologic conditions on rill sediment transport capacity. Journal of Hydrology. 591. Article 125582. https://doi.org/10.1016/j.jhydrol.2020.125582.

Effects of root morphological traits on soil detachment for ten herbaceous species in the Loess Plateau - (Peer Reviewed Journal)
Wang, B., Li, P., Huang, C., Liu, G., Yang, Y. 2020. Effects of root morphological traits on soil detachment for ten herbaceous species in the Loess Plateau. Science of the Total Environment. 754. Article 142304. https://doi.org/10.1016/j.scitotenv.2020.142304.

Strategic switchgrass (Panicum virgatum) production within row cropping systems: Regional soil erosion loss and water runoff impacts - (Peer Reviewed Journal)
Wang, E., Cruse, R.M., Sharma-Acharya, B., Herzmann, D.E., Gelder, B.K., James, D.E., Flanagan, D.C., Blanco-Canqui, H., Mitchell, R., Laird, D.A. 2020. Strategic switchgrass (Panicum virgatum) production within row cropping systems: Regional soil erosion loss and water runoff impacts. Global Change Biology Bioenergy. 12:955–967. https://doi.org/10.1111/gcbb.12749.

Performance of a ditch-style phosphorus removal structure for treating agricultural drainage water with aluminum-treated steel slag - (Peer Reviewed Journal)
Shedekar, V., Penn, C.J., Pease, L., King, K.W., Kalcic, M., Livingston, S.J. 2020. Performance of a ditch-style phosphorus removal structure for treating agricultural drainage water with aluminum-treated steel slag. Water. 12(8). Article 2149. https://doi.org/10.3390/w12082149.

Evaluation of different precipitation inputs to WEPP - (Proceedings)
Flanagan, D.C., McGehee, R.P., Srivastava, A. 2020. Evaluation of different precipitation inputs to WEPP [abstract]. American Society of Agricultural and Biological Engineers. Paper No. 2000740. https://doi.org/10.13031/aim.202000740.

Development of a regeneration technique for aluminum-rich and iron-rich phosphorus sorption materials - (Peer Reviewed Journal)
Penn, C.J., Scott, I., Huang, C. 2020. Development of a regeneration technique for aluminum-rich and iron-rich phosphorus sorption materials. Water. 12(6). Article 1784. https://doi.org/10.3390/w12061784.

Modeling soil and water conservation - (Book / Chapter)
Flanagan, D. C., Wagner, L. E., Cruse, R. M., and Arnold, J. G. 2020. Chapter 24. Modeling soil and water conservation. In: Delgado, J. A., Gantzer, C. J., Sassenrath, G. F., Editors. Soil and Water Conservation: A Celebration of 75 Years. Ankeny, Iowa: Soil and Water Conservation Society. pp. 255-269.

Utilization of steel slag in blind inlets for dissolved phosphorus removal - (Peer Reviewed Journal)
Gonzalez, J.M., Penn, C.J., Livingston, S.J. 2020. Utilization of steel slag in blind inlets for dissolved phosphorus removal. Water. 12(6):1593. https://doi.org/10.3390/w12061593.

WEPPCLIFF: A command-line tool to process climate inputs for soil loss models - (Peer Reviewed Journal)
McGehee, R.P., Flanagan, D.C., Srivastava, P. 2020. WEPPCLIFF: A command-line tool to process climate inputs for soil loss models. Journal of Open Source Software. 5(49):2029. https://doi.org/10.21105/joss.02029.

The use of electrical conductivity to develop temporally precise breakthrough curves in tracer injection experiments - (Peer Reviewed Journal)
Scott, Isis S.P.C., Huang, Chi-hua, Bowling, Laura C. 2020. The use of electrical conductivity to develop temporally precise breakthrough curves in tracer injection experiments. Journal of Hydrology. 588:124998. https://doi.org/10.1016/j.jhydrol.2020.124998.

The use of electrical conductivity to develop temporally precise breakthrough curves in tracer injection experiments - (Peer Reviewed Journal)
Scott, I., Huang, C., Bowling, L.C. 2020. The use of electrical conductivity to develop temporally precise breakthrough curves in tracer injection experiments. Journal of Hydrology. 588. Article 124998. https://doi.org/10.1016/j.jhydrol.2020.124998.

Using steel slag for dissolved phosphorus removal: Insights from a designed flow-through laboratory experimental structure - (Peer Reviewed Journal)
Wang, L., Penn, C.J., Huang, C., Livingston, S.J., Yan, J. 2020. Using steel slag for dissolved phosphorus removal: Insights from a designed flow-through laboratory experimental structure. Water. 12(5). Article 1236. https://doi.org/10.3390/w12051236.

Modeling soil and water conservation - (Abstract Only)
Flanagan, D.C., Wagner, L.E., Cruse, R., Arnold, J.G. 2020. Modeling soil and water conservation [abstract]. Soil and Water Conservation Society. Presentation No. 7.

Subsurface hydrology effects on rill sediment transport capacity - (Abstract Only)
Wang, S., Flanagan, D.C., Engel, B. 2020. Subsurface hydrology effects on rill sediment transport capacity [abstract]. American Society of Agricultural and Biological Engineers. Paper No. 2000725.

Changing rainfall patterns over the Western Lake Erie Basin (1975-2017): Effects on tributary discharge and phosphorus load - (Peer Reviewed Journal)
Williams, M.R., King, K.W. 2020. Changing rainfall patterns over the Western Lake Erie Basin (1975-2017): Effects on tributary discharge and phosphorus load. Water Resources Research. 56(3). Article E2019WR025985. https://doi.org/10.1029/2019WR025985.

Performance of field-scale phosphorus removal structures utilizing steel slag for treatment of subsurface drainage - (Peer Reviewed Journal)
Penn, C.J., Livingston, S.J., Shedkar, V., King, K.W., Williams, M.R. 2020. Performance of field-scale phosphorus removal structures utilizing steel slag for treatment of subsurface drainage. Water. 12(2). Article 443. https://doi.org/10.3390/w12020443.

Understanding soil erosion by water to improve our soil conservation - (Abstract Only)
Grigar, J., Duiker, S.W., Flanagan, D.C. 2020. Understanding soil erosion by water to improve our soil conservation [abstract]. Crops and Soils. 53(3):47-55. https://doi.org/10.1002/crso.20030.

GeoAPEXOL, a web GIS interface for the Agricultural Policy Environmental eXtender (APEX) model enabling both field and small watershed simulation - (Peer Reviewed Journal)
Feng, Q., Flanagan, D.C., Engel, B., Yang, L., Chen, L. 2019. GeoAPEXOL, a web GIS interface for the Agricultural Policy Environmental eXtender (APEX) model enabling both field and small watershed simulation. Environmental Modelling & Software. 123:104569. https://doi.org/10.1016/j.envsoft.2019.104569.

GeoAPEXOL, a web GIS interface for the Agricultural Policy Environmental eXtender (APEX) model enabling both field and small watershed simulation - (Peer Reviewed Journal)
Feng, Q., Flanagan, D.C., Engel, B., Yang, L., Chen, L. 2020. GeoAPEXOL, a web GIS interface for the Agricultural Policy Environmental eXtender (APEX) model enabling both field and small watershed simulation . Environmental Modelling & Software. 123:104569. https://doi.org/10.1016/j.envsoft.2019.104569.

Analyzing FEW Nexus modeling tools for water resources decision-making and management applications - (Peer Reviewed Journal)
Schull, V.Z., Daher, B.T., Gitau, M.W., Mehan, S., Flanagan, D.C. 2019. Analyzing FEW Nexus modeling tools for water resources decision-making and management applications. Food and Bioproducts Processing. 119:108-124. https://doi.org/10.1016/j.fbp.2019.10.011.

Steady infiltration rate spatial modeling from remote sensing data and terrain attributes - (Peer Reviewed Journal)
De Lima Moraes, A.G., De Carvalho, D.F., Homem Antunes, M.A., Bacis Ceddia, M., Flanagan, D.C. 2019. Steady infiltration rate spatial modeling from remote sensing data and terrain attributes. Geoderma Regional. 20:e00242. https://doi.org/10.1016/j.geodrs.2019.e00242.

Modeling forestry management effects on water and sediment yield from nested, paired watersheds in the interior Pacific Northwest, USA using WEPP - (Peer Reviewed Journal)
Srivastava, A., Brooks, E.S., Dobre, M., Elliot, W.J., Wu, J.Q., Flanagan, D.C., Gravelle, J.A., Link, T.E. 2019. Modeling forestry management effects on water and sediment yield from nested, paired watersheds in the interior Pacific Northwest, USA using WEPP. Science of the Total Environment. 701:134877. https://doi.org/10.1016/j.scitotenv.2019.134877.

Removal of atrazine and lead by charcoal - (Abstract Only)
Gonzalez, J.M., Boddu, V.M. 2019. Removal of atrazine and lead by charcoal [abstract]. American Geophysical Union. Abstract No. H43Q-2327.

Effects of soil-incorporated plant litter morphological characteristics on the soil detachment process in grassland on the Loess Plateau of China - (Peer Reviewed Journal)
Liu, J., Liu, G., Flanagan, D.C., Wang, G., Wang, Z., Xiao, J. 2019. Effects of soil-incorporated plant litter morphological characteristics on the soil detachment process in grassland on the Loess Plateau of China. Science of the Total Environment. 705:134651. https://doi.org/10.1016/j.scitotenv.2019.134651.

Impacts of environmental stressors on nonpoint source pollution in intensively managed hydrologic systems - (Peer Reviewed Journal)
Botero-Acosta, A., Chu, M.L., Huang, C. 2019. Impacts of environmental stressors on nonpoint source pollution in intensively managed hydrologic systems. Journal of Hydrology. 579:124056. https://doi.org/10.1016/j.jhydrol.2019.124056.

Estimating sediment transport capacity for overland flow - (Peer Reviewed Journal)
Wang, S., Flanagan, D.C., Engel, B. 2019. Estimating sediment transport capacity for overland flow. Journal of Hydrology. 578:123985. https://doi.org/10.1016/j.jhydrol.2019.123985.

Evaluating efficiencies and cost-effectiveness of best management practices in improving agricultural water quality using integrated SWAT and cost evaluation tool - (Peer Reviewed Journal)
Liu, Y., Wang, R., Guo, T., Engel, B.A., Flanagan, D.C., Lee, J.G., Li, S., Pijanowski, B.C., Collingsworth, P.D., Wallace, C.W. 2019. Evaluating efficiencies and cost-effectiveness of best management practices in improving agricultural water quality using integrated SWAT and cost evaluation tool. Journal of Hydrology. 577:123965. https://doi.org/10.1016/j.jhydrol.2019.123965.

A SWAT-based optimization tool for obtaining cost-effective strategies for agricultural conservation practice implementation at watershed scales - (Peer Reviewed Journal)
Liu, Y., Guo, T., Wang, R., Engel, B.A., Flanagan, D.C., Li, S., Pijanowski, B., Collingsworth, P.D., Lee, J.G., Wallace, C.W. 2019. A SWAT-based optimization tool for obtaining cost-effective strategies for agricultural conservation practice implementation at watershed scales. Science of the Total Environment. 691:685-696. https://doi.org/10.1016/j.scitotenv.2019.07.175.

Dye tracers reveal potential edge-flow effects in undisturbed lysimeters sealed with petrolatum - (Peer Reviewed Journal)
Williams, M.R., McAfee, S.J., Kent, B.E. 2019. Dye tracers reveal potential edge-flow effects in undisturbed lysimeters sealed with petrolatum. Vadose Zone Journal. 8:190040. https://doi.org/10.2136/vzj2019.04.0040.

The past, present, and future of blind inlets as a surface water best management practice - (Peer Reviewed Journal)
Penn, C.J., Gonzalez, J.M., Williams, M.R., Smith, D.R., Livingston, S.J. 2019. The past, present, and future of blind inlets as a surface water best management practice. Critical Reviews in Environmental Science Technology. 50(7):743-768. https://doi.org/10.1080/10643389.2019.1642836.

Assessment of hydrology and nutrient losses in a changing climate in a subsurface-drained watershed - (Peer Reviewed Journal)
Mehan, S., Aggarwal, R., Gitau, M.W., Flanagan, D.C., Wallace, C.W., Frankenberger, J.R. 2019. Assessment of hydrology and nutrient losses in a changing climate in a subsurface-drained watershed. Science of the Total Environment. 688:1236-1251. https://doi.org/10.1016/j.scitotenv.2019.06.314.

Erosion - (Book / Chapter)
Flanagan, D.C. 2020. In: Fath, B. D., and Jorgensen, S. E., editors: Environmental Management Handbook, 2nd Edition. Vol. 3. Managing Soils and Terrestrial Systems. CRC Press, Boca Raton, Florida. pp. 605-610.

Thresholds for runoff generation in a drained closed depression - (Peer Reviewed Journal)
Williams, M.R., Livingston, S.J., Heathman, G.C., McAfee, S.J. 2019. Thresholds for runoff generation in a drained closed depression. Hydrological Processes. https://doi.org/10.1002/hyp.13477.

Development of a stochastic storm generator using high-resolution precipitation records - (Peer Reviewed Journal)
Revuelta-Acosta, J.D., Flanagan, D.C., Engel, B.A. 2019. Development of a stochastic storm generator using high-resolution precipitation records. Applied Engineering in Agriculture. 35(4):461-473. https://doi.org/10.13031/aea.13259.

Reducing the impacts of agricultural nutrients on water quality across a changing landscape - (Peer Reviewed Journal)
Peterson, H., Williams, M.R., Frankenberger, J., King, K.W., McGrath, J., Moody, L., Ribaudo, M., Strock, J. 2019. Reducing the impacts of agricultural nutrients on water quality across a changing landscape. Council for Agricultural Science and Technology Issue Paper. 64:1-60.

Reliable future climate projections for sustainable hydro-meteorological assessments in the Western Lake Erie Basin - (Peer Reviewed Journal)
Mehan, S., Gitau, M.W., Flanagan, D.C. 2019. Reliable future climate projections for sustainable hydro-meteorological assessments in the Western Lake Erie Basin. Water. 11(3):581. https://doi.org/10.3390/w11030581.

Water Erosion Prediction Project technology for use by NRCS and conservation partners - (Abstract Only)
Kucera, M., Flanagan, D.C., Frankenberger, J.R., Srivastava, A. 2019. Water Erosion Prediction Project technology for use by NRCS and conservation partners. Soil and Water Conservation Society. p. 13.

Evaluation of the effectiveness of green infrastructure on hydrology and water quality in a combined sewer overflow community - (Peer Reviewed Journal)
Chen, J., Liu, Y., Gitau, M.W., Engel, B.A., Flanagan, D.C., Harbor, J.M. 2019. Evaluation of the effectiveness of green infrastructure on hydrology and water quality in a combined sewer overflow community. Science of the Total Environment. 665:69-79. https://doi.org/10.1016/j.scitotenv.2019.01.416.

Updated climate database and impacts on WEPP model predictions - (Peer Reviewed Journal)
Srivastava, A., Flanagan, D.C., Frankenberger, J.R., Engel, B. 2019. Updated climate database and impacts on WEPP model predictions. Journal of Soil and Water Conservation. 74(4):334-349. https://doi.org/10.2489/jswc.74.4.334.

Hydrologic assessment of blind inlet performance in a drained closed depression - (Peer Reviewed Journal)
Williams, M.R., Livingston, S.J., Penn, C.J., Gonzalez, J.M. 2020. Hydrologic assessment of blind inlet performance in a drained closed depression. Journal of Soil and Water Conservation. 75(3):352-361. https://doi.org/10.2489/jswc.75.3.352.

Land use effects on physicochemical properties of soil in Miandam Valley, Swat, Pakistan - (Proceedings)
Yousaf, N., Khan, B., Flanagan, D.C., Mian, I.A., Rashid, I., Ullah, S., Khalid, S. 2018. Land use effects on physicochemical properties of soil in Miandam Valley, Swat, Pakistan. In: The 11th International Symposium on Agriculture and the Environment (AgroEnviron 2018), October 14-18, 2018, Nanjing, China. p. 50-52.

Status of process-based prediction technology for use in soil conservation planning activities in the United States - (Proceedings)
Flanagan, D.C., Frankenberger, J.R., Srivastava, A., Huang, C. 2018. Status of process-based prediction technology for use in soil conservation planning activities in the United States. In: The 11th International Symposium on Agriculture and the Environment (AgroEnviron 2018), October 14-18, 2018, Nanjing, China. p. 11-14.

Design and development of a web-based interface for the Agricultural Policy Environmental eXtender (APEX) model - (Peer Reviewed Journal)
Feng, Q., Engel, B.A., Flanagan, D.C., Huang, C., Yen, H., Yang, L. 2018. Design and development of a web-based interface for the Agricultural Policy Environmental eXtender (APEX) model. Environmental Modelling & Software. 111:368-374. https://doi.org/10.1016/j.envsoft.2018.09.011.

CEAP in the Cedar Creek watershed - (Other)
Williams, M.R., Livingston, S.J., Penn, C.J. 2018. CEAP in the Cedar Creek watershed. Laboratory Publication. 1(2):1-2.

Suitability of CLIGEN precipitation estimates based on an updated database and their impacts on urban runoff - (Peer Reviewed Journal)
Chen, J., Gitau, M.W., Engel, B.A., Flanagan, D.C. 2018. Suitability of CLIGEN precipitation estimates based on an updated database and their impacts on urban runoff. Hydrological Sciences Journal. 60(10):1502-1518. https://doi.org/10.1080/02626667.2018.1513655.

A discussion on Mehlich-3 phosphorus extraction from the perspective of governing chemical reactions and phases: Impact of soil pH - (Peer Reviewed Journal)
Penn, C.J., Rutter, E.B., Arnall, D.B., Camberato, J., Williams, M.R., Watkins, P. 2018. A discussion on Mehlich-3 phosphorus extraction from the perspective of governing chemical reactions and phases: Impact of soil pH. Agriculture. 8(7):106. https://doi.org/10.3390/agriculture8070106.

Investigation of atrazine sorption to biochar with titration calorimetry and flow-through analysis: Implications for design of pollution-control structures - (Peer Reviewed Journal)
Penn, C.J., Gonzalez, J.M., Chagas, I. 2018. Investigation of atrazine sorption to biochar with titration calorimetry and flow-through analysis: Implications for design of pollution-control structures. Frontiers in Chemistry. 6:307. https://doi.org/10.3389/fchem.2018.00307.

Comparing CLIGEN-generated storm patterns with 1-min and hourly precipitation data from China - (Peer Reviewed Journal)
Wang, W., Yin, S., Flanagan, D.C., Yu, B. 2018. Comparing CLIGEN-generated storm patterns with 1-min and hourly precipitation data from China. Journal of Applied Meteorology and Climatology. 57(9):2005-2017. DOI: 10.1175/JAMC-D-18-0079.1.

Dominant glacial landforms of the lower Great Lakes region exhibit different soil phosphorus chemistry and potential risk for phosphorus loss - (Peer Reviewed Journal)
Plach, J.M., Macrae, M.M., Williams, M.R., Lee, B.D., King, K.W. 2018. Dominant glacial landforms of the lower Great Lakes region exhibit different soil phosphorus chemistry and potential risk for phosphorus loss. Journal of Great Lakes Research. 44:1057-1067. https://doi.org/10.1016/j.jglr.2018.07.005.

A simulation study to estimate the effects of wildfire and forest management on hydrology and sediment in a forested watershed, northwestern U.S. - (Peer Reviewed Journal)
Srivastava, A., Wu, J.Q., Elliot, W.J., Brooks, E.S., Flanagan, D.C. 2018. A simulation study to estimate the effects of wildfire and forest management on hydrology and sediment in a forested watershed, northwestern U.S. Transactions of the ASABE. 61(5):1579-1601. https://doi.org/10.13031/trans.12326.

Assessment of CLIGEN precipitation and storm pattern generation in China - (Peer Reviewed Journal)
Wang, W., Flanagan, D.C., Yin, S., Yu, B. 2018. Assessment of CLIGEN precipitation and storm pattern generation in China. Catena. 169:96-106. https://doi.org/10.1016/j.catena.2018.05.024.

Assessing intra-event phosphorus dynamics in drainage water using phosphate stable oxygen isotopes - (Peer Reviewed Journal)
Ford, W.I., Williams, M.R., Young, M.B., King, K.W., Fischer, E.N. 2018. Assessing intra-event phosphorus dynamics in drainage water using phosphate stable oxygen isotopes. Transactions of the ASABE. 61(4):1379-1392. https://doi.org/10.13031/trans.12804.

Integrating temporal inequality into conservation planning to improve practice design and efficacy - (Peer Reviewed Journal)
Williams, M.R., King, K.W., Penn, C.J. 2018. Integrating temporal inequality into conservation planning to improve practice design and efficacy. Journal of the American Water Resources Association. 54(5):1029-1054. https://doi.org/10.1111/1752-1688.12662.

Modeling framework for representing long-term effectiveness of best management practices in addressing hydrology and water quality problems: Framework development and demonstration using a Bayesian method - (Peer Reviewed Journal)
Liu, Y., Engel, B.A., Flanagan, D.C., Gitau, M.W., McMillan, S.K., Chaubey, I., Singh, S. 2018. Modeling framework for representing long-term effectiveness of best management practices in addressing hydrology and water quality problems: Framework development and demonstration using a Bayesian method. Journal of Hydrology. 560:530-545.

Isotopic (d18O/d2H) integrity of water samples collected and stored by automatic samplers - (Peer Reviewed Journal)
Williams, M.R., Lartey, J.L., Sanders, L.L. 2018. Isotopic (d18O/d2H) integrity of water samples collected and stored by automatic samplers. Agricultural and Environmental Letters. 3:180009. doi:10.2134/ael2018.02.0009.

Soil surface sealing by liquid dairy manure affects saturated hydraulic conductivity of Brazilian Oxisols - (Peer Reviewed Journal)
Fernanda Cherobim, V., Favaretto, N., De Freitas Melo, V., Barth, G., Huang, C. 2018. Soil surface sealing by liquid dairy manure affects saturated hydraulic conductivity of Brazilian Oxisols. Agricultural Water Management. 203:193-196. https://doi.org/10.1016/j.agwat.2018.03.016.

Mechanisms of phosphorus removal by phosphorus sorbing materials - (Peer Reviewed Journal)
Zixuan, Q., Shober, A.L., Scheckel, K.G., Penn, C.J., Turner, K.C. 2018. Mechanisms of phosphorus removal by phosphorus sorbing materials. Journal of Environmental Quality. 47:1232-1241. https://doi.org/10.2134/jeq2018.02.0064.

Total petroleum hydrocarbon degradation and BTEX leaching in soils after application of oil-base drilling mud: Impact of application rate, rainfall regime, and time - (Peer Reviewed Journal)
Whitaker, A.H., Penn, C.J. 2018. Total petroleum hydrocarbon degradation and BTEX leaching in soils after application of oil-base drilling mud: Impact of application rate, rainfall regime, and time. Modern Approaches in Oceanography and Petrochemical Sciences. 1(2):1-13. https://doi.org/10.32474/MAOPS.2018.01.000107.

Assessment of CLIGEN precipitation and storm pattern generation under four precipitation depth categories in China - (Abstract Only)
Wang, W., Yin, S., Yu, B., Flanagan, D.C., Xie, Y. 2018. Assessment of CLIGEN precipitation and storm pattern generation under four precipitation depth categories in China [abstract]. European Geophysical Society Meeting. USB.

Evaluation of WEPP model performance with various climate inputs - (Proceedings)
Flanagan, D.C., Srivastava, A., Frankenberger, J.R. 2018. Evaluation of WEPP model performance with various climate inputs. Proceedings of the ASABE Annual International Meeting. ASABE Paper No. 1801739. 12 pp.

CEAP in the Cedar Creek watershed - (Other)
Williams, M.R., Livingston, S.J. 2018. CEAP in the Cedar Creek watershed. USDA-Agricultural Research Service, National Soil Erosion Research Laboratory, West Lafayette, IN. 1(1):1-2.

Flow resistance interactions on hillslopes with heterogeneous attributes: Effects on runoff hydrograph characteristics - (Peer Reviewed Journal)
Papanicolaou, A.N., Abban, B., Dermisis, D.C., Giannopoulos, C.P., Flanagan, D.C., Frankenberger, J.R., Wacha, K.M. 2018. Flow resistance interactions on hillslopes with heterogeneous attributes: Effects on runoff hydrograph characteristics. Water Resources Research. 54:359-380. doi: 10.1002/2017WR021109.

Fertilizer placement and tillage effects on phosphorus leaching in fine-textured soils - (Peer Reviewed Journal)
Williams, M.R., King, K.W., Duncan, E.W., Pease, L.A., Penn, C.J. 2018. Fertilizer placement and tillage effects on phosphorus leaching in fine-textured soils. Soil and Tillage Research. 178:130-138.

Land use and climate change impacts on runoff and soil erosion at the hillslope scale in the Brazilian Cerrad - (Peer Reviewed Journal)
Anache, J., Flanagan, D.C., Srivastava, A., Wendland, E.C. 2017. Land use and climate change impacts on runoff and soil erosion at the hillslope scale in the Brazilian Cerrad. Science of the Total Environment. 622-623:140-151. doi.org/10.1016/j.scitotenv.2017.11.257.

Assessment of phosphorus availability in soil cultivated with ruzigrass - (Peer Reviewed Journal)
Almeida, D.S., Penn, C.J., Roselem, C.A. 2018. Assessment of phosphorus availability in soil cultivated with ruzigrass. Geoderma. 312:64-73.

Phosphorus retention by fly-ash amended filter media in aged bioretention cells - (Peer Reviewed Journal)
Kandel, S., Vogel, J., Penn, C.J., Brown, G. 2017. Phosphorus retention by fly-ash amended filter media in aged bioretention cells. Water. 9:746. doi:10.3390/w9100746.

A review of phosphorus removal structures: How to assess and compare their performance - (Peer Reviewed Journal)
Penn, C.J., Chagas, I., Klimeski, A., Lyngsie, G. 2017. A review of phosphorus removal structures: How to assess and compare their performance. Water. 9(8):583.

Impact of macropores and gravel outcrops on phosphorus leaching at the plot scale in silt loam soils - (Peer Reviewed Journal)
Heeren, D.J., Fox, G., Penn, C.J., Halihan, T., Storm, D.E., Haggard, B.E. 2017. Impact of macropores and gravel outcrops on phosphorus leaching at the plot scale in silt loam soils. Transactions of the ASABE. 60(3):823-835.

Streambanks: A net source of sediment and phosphorus to streams and rivers - (Peer Reviewed Journal)
Fox, G.A., Purvis, R.A., Penn, C.J. 2016. Streambanks: A net source of sediment and phosphorus to streams and rivers. Journal of Environmental Management. 181:602-614.

Design and construction of phosphorus removal structures for improving water quality - (Book / Chapter)
Penn, C.J., Bowen, J.M. 2017. Design and construction of phosphorus removal structures for improving water quality. Cham, Switzerland: Springer International Publishing AG. 228 p.