Gunpowder RIVERKEEPER® Tidal Basin Bacteria Results, July 1st 2026

With your public support https://gunpowderriverkeeper.networkforgood.com/projects/130365-everyday-giving we are now monitoring the Gunpowder River Tidal Basin to provide the public with information about E. coli levels throughout the Lower Gunpowder River. Seven out of the seven locations within the Gunpowder River tested below 235 MPN (Maximal Probable Number) E. coli in a single-grab sample, in dry conditions, …

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Gunpowder River Water Quality Update: June 30, 2026

Gunpowder RIVERKEEPER® is proud to provide weekly water quality information to residents of Baltimore and Harford counties along the Gunpowder and Bush River Watersheds. Our water monitoring results help inform the public on where they can recreate safely along the River and provide indicators for possible stormwater or point-source pollution. The EPA’s Safe Swimming Criteria …

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Gunpowder River Water Quality Update: June 23, 2026

Gunpowder RIVERKEEPER® is proud to provide weekly water quality information to residents of Baltimore and Harford counties along the Gunpowder and Bush River Watersheds. Our water monitoring results help inform the public on where they can recreate safely along the River and provide indicators for possible stormwater or point-source pollution. The EPA’s Safe Swimming Criteria …

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Gunpowder River Water Quality Update: June 16, 2026

Gunpowder RIVERKEEPER® is proud to provide weekly water quality information to residents of Baltimore and Harford counties along the Gunpowder and Bush River Watersheds. Our water monitoring results help inform the public on where they can recreate safely along the River and provide indicators for possible stormwater or point-source pollution. The EPA’s Safe Swimming Criteria …

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Gunpowder River Water Quality Update: June 9, 2026

Gunpowder RIVERKEEPER® is proud to provide weekly water quality information to residents of Baltimore and Harford counties along the Gunpowder and Bush River Watersheds. Our water monitoring results help inform the public on where they can recreate safely along the River and provide indicators for possible stormwater or point-source pollution. The EPA’s Safe Swimming Criteria …

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