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    145 repositories

    • gages-through-the-ages

      Public
      A JavaScript project visualizing the changes in number of monitoring locations over time.
      Vue
      •
      Other
      •11•5•1•1•Updated Mar 5, 2026Mar 5, 2026

    • nhm-assist

      Public
      hytest
      hytest
      Python
      •
      Other
      •2•0•23•0•Updated Mar 5, 2026Mar 5, 2026

    • ISIS3

      Public
      Integrated Software for Imagers and Spectrometers v3. ISIS3 is a digital image processing software package to manipulate imagery collected by current and past N…
      C++
      •
      Other
      •178•228•60•9•Updated Mar 5, 2026Mar 5, 2026

    • sfrmaker

      Public
      Rapid construction of MODFLOW SFR Package input from hydrography data.
      Python
      •
      Other
      •23•45•5•0•Updated Mar 5, 2026Mar 5, 2026

    • water-cycle

      Public
      Vue
      •
      Other
      •4•2•3•1•Updated Mar 5, 2026Mar 5, 2026

    • neic-finitefault

      Public
      HTML
      •
      Other
      •9•26•7•11•Updated Mar 5, 2026Mar 5, 2026

    • flow-tiles

      Public
      A tile map showing a month of streamflow conditions across the U.S.
      R
      •
      Creative Commons Zero v1.0 Universal
      •12•44•3•2•Updated Mar 5, 2026Mar 5, 2026

    • trout_and_climate

      Public
      Vue
      •
      Other
      •0•0•0•3•Updated Mar 5, 2026Mar 5, 2026

    • planetary-ard

      Public
      JavaScript
      •
      Other
      •5•1•0•5•Updated Mar 5, 2026Mar 5, 2026

    • streamflow-drought-forecasts

      Public
      Streamflow drought assessment and forecasting tool — Experimental streamflow drought forecasts for the conterminous United States
      Vue
      •
      Other
      •1•0•0•2•Updated Mar 5, 2026Mar 5, 2026

    • modflow-setup

      Public
      Python package for automating the setup of MODFLOW groundwater flow models
      Python
      •
      Other
      •20•59•6•0•Updated Mar 4, 2026Mar 4, 2026

    • streamMetabolizer

      Public
      streamMetabolizer uses inverse modeling to estimate aquatic metabolism (photosynthesis and respiration) from time series data on dissolved oxygen, water tempera…
      rrstatsusgs
      rrstatsusgs
      Stan
      •
      Other
      •23•43•78•1•Updated Mar 4, 2026Mar 4, 2026

    • ale

      Public
      Abstraction Layer for Ephemerides (ALE)
      XC
      •
      Other
      •36•17•32•5•Updated Mar 4, 2026Mar 4, 2026

    • pools-and-fluxes

      Public
      An interactive chart of the major pools and fluxes in the water cycle.
      Vue
      •
      Creative Commons Zero v1.0 Universal
      •6•2•7•1•Updated Mar 4, 2026Mar 4, 2026

    • delaware-basin-story

      Public
      A JavaScript Project Using the Vue Framework.
      Vue
      •
      Other
      •7•7•0•0•Updated Mar 3, 2026Mar 3, 2026

    • pyPRMS

      Public
      Python library for working with PRMS
      prms
      prms
      Python
      •
      Other
      •8•12•9•1•Updated Mar 3, 2026Mar 3, 2026

    • vizlab-home

      Public
      Landing page for the USGS Vizlab
      Vue
      •
      Other
      •7•5•9•1•Updated Mar 3, 2026Mar 3, 2026

    • dataRetrieval

      Public
      This R package is designed to obtain USGS or EPA water quality sample data, streamflow data, and metadata directly from web services.
      rrstatsr-package
      rrstatsr-packageusgs
      R
      •
      Other
      •96•316•5•1•Updated Mar 2, 2026Mar 2, 2026

    • hydroloom

      Public
      hydrologic geospatial fabric creation tools. See official repository here: https://code.usgs.gov/water/hydroloom
      R
      •
      Creative Commons Zero v1.0 Universal
      •4•31•7•0•Updated Feb 28, 2026Feb 28, 2026

    • hyswap

      Public
      hyswap: HYdrologic Surface Water Analysis Package
      Jupyter Notebook
      •
      Other
      •5•30•1•0•Updated Feb 27, 2026Feb 27, 2026

    • modeling-drought

      Public
      The methodology behind USGS streamflow drought modeling
      Vue
      •
      Other
      •0•1•0•5•Updated Feb 27, 2026Feb 27, 2026

    • asc-public-docs

      Public
      Public facing documentation for ASC
      HTML
      •
      Other
      •10•1•21•9•Updated Feb 27, 2026Feb 27, 2026

    • horizon-datamodel

      Public
      data modeling in support of the horizon application
      Python
      •
      Other
      •5•4•0•2•Updated Feb 25, 2026Feb 25, 2026

    • SpiceQL

      Public
      Spice Query Library
      Jupyter Notebook
      •
      Other
      •9•3•13•1•Updated Feb 24, 2026Feb 24, 2026

    • dataretrieval-python

      Public
      Python package for retrieving water data from USGS or the multi-agency Water Quality Portal
      Python
      •
      Other
      •55•230•34•3•Updated Feb 24, 2026Feb 24, 2026

    • pywatershed

      Public
      A hydrologic model in Python
      pythonhydrologywater
      pythonhydrologywaterprmsmodflowswbsurfacehydrologymodflow6
      Fortran
      •
      Creative Commons Zero v1.0 Universal
      •22•50•25•3•Updated Feb 24, 2026Feb 24, 2026

    • sciencebasepy

      Public
      Python
      •
      Other
      •13•54•7•4•Updated Feb 23, 2026Feb 23, 2026

    • cdi-software-tutorials-2025

      Public
      CDI-Software Community of Practice Tutorials 2025
      Other
      •1•1•0•0•Updated Feb 19, 2026Feb 19, 2026

    • nhdplusTools

      Public
      See official repository at: https://code.usgs.gov/water/nhdplusTools
      R
      •
      Creative Commons Zero v1.0 Universal
      •35•92•5•0•Updated Feb 12, 2026Feb 12, 2026

    • vulnerability-indicators

      Public
      Vue
      •
      Other
      •0•3•0•9•Updated Feb 10, 2026Feb 10, 2026