Catalog - Data.gov

Fish Data Collection on the Canadian River 1995-2015

Organization: Department of the Interior
Updated: 2020-08-14 | Harvested: July 18, 2025 at 11:10 AM

The use of streamflow simulations from the Vflo model and subsequent calculation of streamflow metrics to investigate flow-ecology relationships may be hindered by our inability to accurately...

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Fish Data Collection on the Canadian River 1995-2015

Organization: Department of the Interior
Updated: 2020-08-14 | Harvested: July 18, 2025 at 11:10 AM

The use of streamflow simulations from the Vflo model and subsequent calculation of streamflow metrics to investigate flow-ecology relationships may be hindered by our inability to accurately...

SPARROW model inputs and simulated Total Nitrogen and Total Phosphorus loads in the Clear Lake watershed, California

Organization: Department of the Interior
Updated: 20250314 | Harvested: August 06, 2025 at 05:57 PM

The existing long-term Total Nitrogen (TN) and Total Phosphorus (TP) steady-state models, originally developed on a regional scale for the Pacific Region of the United States (Wise, 2019), were...

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Water-quality trends and trend component estimates for the Nation's rivers and streams using Weighted Regressions on Time, Discharge, and Season (WRTDS) models and generalized flow normalization, 1972-2012

Organization: Department of the Interior
Updated: 20200821 | Harvested: July 18, 2025 at 06:57 AM

Nonstationary streamflow due to environmental and human-induced causes can affect water quality over time, yet these effects are poorly accounted for in water-quality trend models. This data...

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Data for simulation experiments comparing nonstationary design-flood adjustments based on observed annual peak flows in the conterminous United States

Organization: Department of the Interior
Updated: 20221011 | Harvested: July 16, 2025 at 10:02 AM

This dataset contains files used in this Monte Carlo simulation study comparing the performance of five statistical models for adjusting design floods for current conditions at sites with known...

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Datasets of Streamflow, Nutrient Concentrations, Loads and Trends for the Mississippi Ambient Water-Quality Network Stations, Water Years 2008 through 2018

Organization: Department of the Interior
Updated: 20230217 | Harvested: July 16, 2025 at 01:51 PM

This dataset utilized available water-quality data from the Mississippi Department of Environmental Quality and streamflow from the U.S. Geological Survey to estimate total nitrogen and total...

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Output datasets of ecological communities (invertebrates and fish), streamflow, habitat, and water quality to examine the presence of trends in ecological communities from the Fountain Creek Basin, Colorado, USA, 2003-2016

Organization: Department of the Interior
Updated: 20200814 | Harvested: July 18, 2025 at 03:44 AM

These data were used for an analysis as part of a long-term project monitoring the biological communities, habitat, and water quality of the Fountain Creek Basin. Biology, habitat, and water...

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Streamflow, flow-duration curves, basin characteristics, and regression models of flow-duration curves for selected streamgages in the conterminous United States

Organization: Department of the Interior
Updated: 20200814 | Harvested: July 18, 2025 at 03:40 AM

This data release contains the input used and the output files interpreted in the publication "Refinement of a Regression-Based Method for Prediction of Flow-Duration Curves of Daily Streamflow in...

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Basin Characterization Model (BCMv8) for California Coastal Basins - Monthly Historical (water years 1896-2019) and Future (water years 2006-2099) Climate and Hydrology

Organization: Department of the Interior
Updated: 20230610 | Harvested: July 16, 2025 at 02:17 PM

This data release contains monthly 270-meter gridded Basin Characterization Model (BCMv8) climate inputs and hydrologic outputs for 17 California Coastal Basins (Eel River, Fort Bragg, Fort Ross,...

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Nutrient concentrations, streamflow, and geospatial data for 76 wadeable streams in the Piedmont Ecoregion of the Southeastern United States

Organization: Department of the Interior
Updated: 20200827 | Harvested: July 18, 2025 at 04:21 AM

Water samples were collected by the USGS National Water Quality Program (NWQP) Southeastern Stream Quality Assessment (SESQA) from 76 perennial, wadeable (less than 10 m width and 1 m depth at...

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