USGS National TMDL Assistance

Modeling

GenScn - Generation and Analysis of Model Simulations and Scenarios for Watersheds
http://water.usgs.gov/cgi-bin/man_wrdapp?genscn

HSPF - Hydrologic Simulation Program - Fortran
http://water.usgs.gov/cgi-bin/man_wrdapp?hspf

HSPEXP - Expert System for flow calibration of HSPF
http://water.usgs.gov/cgi-bin/man_wrdapp?hspexp

ANNIE - Interactive hydrologic analysis and data management program
http://water.usgs.gov/cgi-bin/man_wrdapp?annie

FEQ - Full equation model for one-dimensional unsteady flow
http://water.usgs.gov/software/feq.html

BLTM - Branched Lagrangian transport model
http://water.usgs.gov/cgi-bin/man_wrdapp?bltm

DAFLOW - Streamflow routing in upland channels or channel networks
http://water.usgs.gov/cgi-bin/man_wrdapp?daflow

SPARROW - calculates flux for RF1 reaches
http://water.usgs.gov/nawqa/sparrow/

National USGS
http://www.usgs.gov/

Biological Resources Division
http://biology.usgs.gov/

Geologic Division
http://geology.usgs.gov/

Geography Division
http://mapping.usgs.gov/

Water Resources Division
http://water.usgs.gov/

Office of Water Quality
http://water.usgs.gov/owq

Office of Surface Water
http://water.usgs.gov/osw

Office of Ground Water
http://water.usgs.gov/ogw

National Water Summary
http://water.usgs.gov/nwsum/

Ground Water Atlas of the United States
http://capp.water.usgs.gov/gwa/

SMIG--Surface Water Modelers Interest Group
http://smig.usgs.gov/SMIG/

Toxic Substances Hydrology Program
http://toxics.usgs.gov/

National Water Use Program
http://water.usgs.gov/watuse/

National Water Quality Laboratory
http://wwwnwql.cr.usgs.gov/

Real-Time Water Data
http://waterdata.usgs.gov/nwis/rt

Historical Suspended-Sediment Data
http://webserver.cr.usgs.gov/sediment/

National Research Program
http://water.usgs.gov/nrp/

National Water-Quality Assessment Program
http://water.usgs.gov/nawqa/

Drinking Water Program
http://health.usgs.gov/dw_contaminants/index.html

National Atmospheric Deposition Program/National Trends Network
http://bqs.usgs.gov/acidrain/

Report to Congress: A New Evaluation of the USGS Stream Gaging Network
http://water.usgs.gov/streamgaging/

USGS NAWQA Water-Quality Data Warehouse
http://infotrek.er.usgs.gov/pls/nawqa/nawqa.home

Return to:     TMDL Home Page            Office of Water Quality

U.S. Department of the Interior, U.S. Geological Survey, Reston, Virginia, USA
Last modification: 22-Aug-2006 (imc)
URL: water.usgs.gov/owq/tmdl/national.htm