Gunpowder RIVERKEEPER® Passes Tier 3 Water Quality Proficiency Testing

On February 26th Gunpowder RIVERKEEPER® took the next steps toward achieving Tier 3 water quality monitoring accreditation by passing our state approved proficiency test for our bacterial monitoring program. Tier 3 is an important benchmark from the Chesapeake Monitoring Cooperative (CMC) because it allows our data that we gather to be used by the state …

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Gunpowder River Water Quality Summary: Summer 2025

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. When our samples indicate E.Coli …

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Gunpowder River Water Quality Update August 26, 2025

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 August 19, 2025

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 August 12, 2025

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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