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#1 State

Water Point Source Sample Results

Organization: State of Maryland
Dataset Last Updated: November 24, 2025

Discharge monitoring reports (DMRs) and monthly operating reports (MORs) for the 58 major WWTPs, 215 minor WWTPs, and 10 major industrial point sources within the State of Maryland and are stored...

Search relevance: 169.23 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 06:48 PM

#2 Federal

Per- and polyfluoroalkyl Substances in Select Domestic Wells in the Middle Chickahominy River Watershed, Virginia

Organization: Department of the Interior
Dataset Last Updated: July 11, 2024 at 12:00 AM

Samples for per- and polyfluoroalkyl substances (PFAS) were collected from 10 domestic wells to assess the extent to which PFAS is coming from the groundwater aquifer or from another source within...

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Search relevance: 48.03 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 08:50 PM

#3 Federal

Mercury speciation and other constituent data for surface water and bed sediment associated with the Hamilton Airfield Wetland Restoration, Novato, California. USA.(ver. 2.0, June 2021)

Organization: Department of the Interior
Dataset Last Updated: July 17, 2026 at 12:00 AM

Note: This data release has been superseded by version 3.0, available here: https://doi.org/10.5066/P9Q2YP9K. The Hamilton Wetland Restoration Project (HWRP) is a joint venture between the US Army...

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Search relevance: 23.13 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 08:05 PM

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Water Point Source Sample Results

Per- and polyfluoroalkyl Substances in Select Domestic Wells in the Middle Chickahominy River Watershed, Virginia

Mercury speciation and other constituent data for surface water and bed sediment associated with the Hamilton Airfield Wetland Restoration, Novato, California. USA.(ver. 2.0, June 2021)