Environmental Microbial and Food Safety Laboratory : SSDA

Environmental Fate and Transport Research

SSDA Files
www.ars.usda.gov/ba/emfsl/ssda

Click here to download one zipped file (SSDA_ARS.zip, 3751kb) containing all the files below.

Manual

SSDA_Code_To_Apply_Data_Assimilation-MANUAL.pdf (882KB)

Executable File

SSDA.exe (990kb)

Test Files(33 files in this directory)

A_LEVEL.OUT (2kb)
Atmosph.in (3 kb)
ATMOSPH_TEMPLATE.IN (60kb)
BALANCE.OUT (2kb)
Biases.dat (1kB)
data15cmD.txt (38 kb)
data75cmD.txt (38 kb)
dircont.txt (3kb)
I_CHECK.OUT (80kb)
InitialWaterContents.txt (1kb)
Input.dat (2kb)
NOD_INF.OUT (121kb)
OBS_NODE.OUT (31kb)
Profile.dat (50kb)
Profile_template.dat (27kb)
RUN_INF.OUT (12kb)
Selector.in (6kb)
SELECTOR_TEMPLATE.IN (3kb)
sim_01.txt (36kb)
sim_02.txt (115kb)
sim_03.txt (265kb)
sim_04.txt (64kb)
sim_05.txt (37kb)
sim_06.txt (60kb)
T_LEVEL.OUT (31kb)
wout_obs015.txt (1kb)
wout_obs055.txt (1kb)
wout_obs075.txt (1kb)
wout_sim015.txt (1kb)
wout_sim035.txt (1kb)
wout_sim055.txt (1kb)
wout_sim075.txt (1kb)
wout_sim095.txt (1kb)

Source Files(13 files in this directory)

DA_SSDA.for (10kb)
dircont.txt (1kb)
INPUT.FOR (27kb)
MATERIAL.FOR (6kb)
OUTPUT.FOR (17kb)
SINK.FOR (4kb)
SOLUTE.FOR (24kb)
SSDA.FOR (39kb)
TEMPER.FOR (6kb)
TIME.FOR (3kb)
w_to_h.for (3kb)
w_to_h_b.for (4kb)
WATFLOW.FOR (15kb)

Reprints (pdf)

Pan, F., Pachepsky, Y., Jacques, D., Guber, A., and Hill, R.L. Data Assimilation with Soil Water Content Sensors and Pedotransfer Functions in Soil Water Flow Modeling. Soil Science Society of America Journal 76:829–844 (2011) doi:10.2136/sssaj2011.0090
(pdf file size 2.5MB)

Comments, questions, and suggestions will be gratefully received by email at yakov.pachepsky@ars.usda.gov

Environmental Microbial and Food Safety Laboratory
Henry A. Wallace Beltsville Agricultural Research Center, Beltsville, MD 20705
Building 173 BARC-East, Phone 301.504.5607
www.ars.usda.gov/ba/emfsl