94 datasets found

This map shows specific water-quality items and hydrologic data site information which come from QWDATA (Water Quality) and GWSI (Ground Water Information System). Both QWDATA...

Surface runoff and submarine groundwater discharge in particular are known vectors to the coastal ocean of elevated nutrients and contaminants leading to eutrophication, algal...

The maps in this submission include: heat flow, alkalinity, Cl, Mg, SiO2, Quaternary volcanic rocks, faults, and land ownership. All of the Oregon Cascade region. The work was...

This data package was created 2025-03-15 17:41:53 by NPSTORET and includes selected project, location, and result data. Data contained in Great Lakes Network NPSTORET back-end...

Geochemical analysis (including stable boron, boron:calcium ratio, and carbon and oxygen isotopes) were measured from coral cores collected in July 2013 from the shallow reef at...

This data package was created 2025-02-19 15:41:53 by NPSTORET and includes selected project, location, and result data. Data contained in the Appalachian Highlands Network...

This data package was created 2025-07-08 12:01:09 by NPSTORET and includes selected project, location, and result data. Data contained in the Greater Yellowstone Network...

This data package was created 2024-10-18 14:37:54 by NPSTORET and includes selected project, location, and result data. Data contained in the Appalachian Highlands Network...

This map shows specific water-quality items and hydrologic data site information which come from QWDATA (Water Quality) and GWSI (Ground Water Information System). Both QWDATA...

In 1991, the U.S. Geological Survey (USGS) began a study of more than 50 major river basins across the Nation as part of the National Water-Quality Assessment (NAWQA) project....

This data set is a comma-separated values (CSV) file containing continuous hourly water quality observations of the Taiya River in Klondike Gold Rush National Historical Park...

This map shows specific water-quality items and hydrologic data site information which come from QWDATA (Water Quality) and GWSI (Ground Water Information System). Both QWDATA...

This map shows specific water-quality items and hydrologic data site information which come from QWDATA (Water Quality) and GWSI (Ground Water Information System). Both QWDATA...

This map shows specific water-quality items and hydrologic data site information which come from QWDATA (Water Quality) and GWSI (Ground Water Information System). Both QWDATA...