Catalog - Data.gov

Streamflow input datasets and model results using the Weighted Regressions on Time, Discharge, and Season (WRTDS) Models to estimate total organic carbon and other constituent concentrations in eight rivers in Connecticut, water years 1973 to 2019

Organization: Department of the Interior
Updated: 20210209 | Harvested: July 16, 2025 at 02:27 PM

This data release provides data in support of an assessment of changes in slope of the concentration discharge relation for total organic carbon in eight major rivers at gaging stations in...

xml
xml

Phytoplankton data for samples collected at eleven large river sites throughout the United States, June through September 2017

Organization: Department of the Interior
Updated: 20200820 | Harvested: July 18, 2025 at 01:29 AM

This U.S. Geological Survey (USGS) Data Release provides phytoplankton data for samples collected from eleven large river sites throughout the United States, from June through September 2017. All...

xml
xml

Phytoplankton tally sheet, including photomicrographs, for samples collected at eleven large river sites throughout the United States, June through September 2017

Organization: Department of the Interior
Updated: 20230710 | Harvested: July 18, 2025 at 01:25 AM

This U.S. Geological Survey (USGS) Data Release provides the phytoplankton tally sheet, including photomicrographs, for samples collected from eleven large river sites throughout the United...

xml
xml

Phytoplankton data for samples collected at eleven large river sites throughout the United States, June through October 2018

Organization: Department of the Interior
Updated: 20210924 | Harvested: July 16, 2025 at 02:03 PM

This U.S. Geological Survey (USGS) Data Release provides phytoplankton data for samples collected from eleven large river sites throughout the United States, from June through October 2018. All...

xml
xml

Cyanotoxin, chlorophyll-a, and cyanobacterial toxin genetic data for samples collected at twelve large river sites throughout the United States, June through October 2019

Organization: Department of the Interior
Updated: 20221123 | Harvested: July 16, 2025 at 10:23 AM

This U.S. Geological Survey (USGS) data release provides discretely measured cyanotoxin, chlorophyll-a, and cyanobacterial toxin genetic data for samples collected from twelve large river sites...

xml
xml

Cyanotoxin, chlorophyll-a, and cyanobacterial toxin genetic data for samples collected at eleven large river sites throughout the United States, June through October 2018

Organization: Department of the Interior
Updated: 20210924 | Harvested: July 16, 2025 at 02:05 PM

This U.S. Geological Survey (USGS) data release provides discretely measured cyanotoxin, chlorophyll-a, and cyanobacterial toxin genetic data for samples collected from eleven large river sites...

xml
xml

Cyanotoxin, chlorophyll-a, and cyanobacterial toxin genetic data for samples collected at eleven large river sites throughout the United States, June through September 2017

Organization: Department of the Interior
Updated: 20200820 | Harvested: July 18, 2025 at 01:22 AM