SPARROW modeling: Estimating nutrient, sediment, and dissolved solids transport

RSPARROW is now available

RSPARROW is now available

RSPARROW, now available on the USGS GitLab repository, extends the capabilities of the current proprietary SAS SPARROW version and streamlines user and R developer access to SPARROW modelling technology.

Learn More

Point Source Load Estimation Tool

Point Source Load Estimation Tool

Access software for annual wastewater nutrient data preparation and load estimation using the Point Source Load Estimation Tool (PSLoadEsT) and the accompanying report.

Learn More