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United States Department of Agriculture

Agricultural Research Service

Daren Harmel

Supervisory Agricultural Engineer

Daren Harmel
Supervisory Agricultural Engineer

Grassland Soil and Water Research Laboratory
808 East Blackland Rd.
Temple, TX 76502

Phone: (254) 770-6521


Current Projects and Research

  • USDA-ARS watershed research program, Riesel, TX
    historical hydrologic data

  • Poultry Litter Application to Cropland and Rangeland Watershed

  • Hydrologic Data Collection and Water Quality Sampling

  • Development of the MANAGE "Measured Annual Nutrient loads
    from AGricultural Environments" database:A Compilation of Measured Nutrient Load Data for Agricultural Land Uses in the US.

  • Uncertainty in measured hydrologic and water quality data

  • Last Modified: 12/10/2013