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The USDA Pesticide Data Program (PDP) database provides national data on pesticide residues in food and water, with an emphasis on foods consumed by infants and children. PDP data are used...
Search relevance: 185.01 | Views last month: 2 | Catalog Last Checked: October 09, 2026 at 04:39 PM -
The U.S. Geological Survey (USGS) National Water Quality Program (NWQP) provides an understanding of water-quality conditions; whether conditions are getting better or worse over time; and how...
Search relevance: 55.65 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:15 PM -
The National Water Quality Network (NWQN) for Rivers and Streams includes 113 surface-water river and stream sites monitored by the U.S. Geological Survey (USGS) National Water Quality Program...
Search relevance: 49.44 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:15 PM -
The National Water Quality Network (NWQN) for Rivers and Streams includes 113 surface-water river and stream sites monitored by the U.S. Geological Survey (USGS) National Water Quality Program...
Search relevance: 47.59 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 08:55 PM -
In the United States, the widespread use of pesticides has led to contamination of groundwater resources. Three decades ago, the U.S. Geological Survey (USGS) established a national water quality...
Search relevance: 42.37 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 08:28 PM -
The U.S. Geological Survey collected groundwater samples from 95 domestic wells in Tulare and Kings Counties, California in 2014-2015. The wells were sampled for the Tulare Shallow Aquifer Study...
Search relevance: 35.06 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 08:57 PM -
Groundwater-quality data were collected from 559 wells as part of the National Water-Quality Assessment Project of the U.S. Geological Survey National Water-Quality Program from January through...
Search relevance: 33.63 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:28 PM -
This product consists of time-series calculations of anthropogenic characteristics derived for 16 data themes for multiple scales covering the conterminous United States. The characteristics are...
Search relevance: 29.94 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 10:47 PM -
Groundwater samples were collected and analyzed from 1,015 wells as part of the National Water-Quality Assessment Project of the U.S. Geological Survey National Water-Quality Program and the...
Search relevance: 23.45 | Views last month: 12 | Catalog Last Checked: September 10, 2026 at 08:58 PM
