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■ Upper Potomac Water Quality Monitoring Training
Upper Potomac Water Quality Monitoring Training
April 1, 2026 9:30 am - 11:30 am
Mt Aetna Retreat Center, 10375 Retreat Wy, Hagerstown, MD 21742, USA
Brent Walls, Upper Potomac Riverkeeper, has done so much to develop…
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■ Anacostia Riverkeeper: Ward 7 Park Stewards: Kenilworth Park Cleanup
Anacostia Riverkeeper: Ward 7 Park Stewards: Kenilworth Park Cleanup
April 4, 2026 9:00 am - 12:00 pm
Join us in cleaning up the Anacostia River at Kenilworth Park…
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■ ShoreRivers: Project Clean Stream
ShoreRivers: Project Clean Stream
April 11, 2026 8:30 am - 3:00 pm
Join ShoreRivers the weekend of April 11 to clear trash from our…
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■ Upper Potomac Water Quality Training
Upper Potomac Water Quality Training
April 11, 2026 10:00 am - 12:00 pm
521 Hodson Drive Frederick, MD 21701
Brent Walls, Upper Potomac Riverkeeper, has done so much to develop…
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■ Arundel Rivers Federation: Underwater Grass Training
Arundel Rivers Federation: Underwater Grass Training
April 12, 2026 10:00 am - 12:00 pm
Quiet Waters Park, 600 Quiet Waters Park Rd, Annapolis, MD 21403, USA
Join us to become an official SAV…
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■ ShoreRivers: Project Clean Stream
ShoreRivers: Project Clean Stream
April 12, 2026 10:00 am - 12:00 pm
Tubby Cove Parking Area, 1632-1636 Eastern Neck Island Rd, Rock Hall, MD 21661, USA
Join ShoreRivers the weekend of April 11 to clear trash from our…
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■ Ripple Effect, Benefitting the Lower Susquehanna Riverkeeper Association
Ripple Effect, Benefitting the Lower Susquehanna Riverkeeper Association
April 16, 2026 6:00 pm - 8:00 pm
John Wright Restaurant, 234 N Front St, Wrightsville, PA 17368, USA
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■ Anacostia Riverkeeper: Anacostia Plogging Cleanup Series: Diamond Teague Park
Anacostia Riverkeeper: Anacostia Plogging Cleanup Series: Diamond Teague Park
April 18, 2026 9:00 am - 3:00 pm
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■ PRKN: Explorations with Your Riverkeeper: Harpers Ferry Walking Tour w/ Shenandoah Riverkeeper
PRKN: Explorations with Your Riverkeeper: Harpers Ferry Walking Tour w/ Shenandoah Riverkeeper
April 19, 2026 9:30 am - 11:00 am
Visitor Center Harpers Ferry National Historical Park, 171 Shoreline Dr, Harpers Ferry, WV 25425, USA
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■ Earth Day
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■ BWB: Earth Day Tree Planting Event
BWB: Earth Day Tree Planting Event
April 22, 2026 11:00 am - 2:00 pm
Get your hands dirty for clean water and a greener Baltimore!…
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■ Richmond Flying Squirrels Earth Day and River City James River Association Appreciation Day
Richmond Flying Squirrels Earth Day and River City James River Association Appreciation Day
April 22, 2026 5:00 pm - 9:00 pm
CarMax Park, 2929 N Arthur Ashe Blvd, Richmond, VA 23220, USA
Join the Flying Squirrels for Earth Day FUNN, including a refreshed…
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■ ShoreRivers: State of the Rivers - Chester
ShoreRivers: State of the Rivers - Chester
April 22, 2026 5:30 pm - 7:30 pm
Rock Hall Volunteer Fire Company, 21500 Rock Hall Ave, Rock Hall, MD 21661, USA
Save the date for our highly anticipated State of the Rivers…
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■ JRA: James River Watch Water quality monitor volunteer training
JRA: James River Watch Water quality monitor volunteer training
April 23, 2026 5:30 pm - 6:30 pm
Twin River Outfitters, 640 Lowe St, Buchanan, VA 24066, USA
Join Janes River Association for a presentation & volunteer training and…
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■ Anacostia Riverkeeper: Ward 7 Park Stewards: Marvin Gaye Park Cleanup
Anacostia Riverkeeper: Ward 7 Park Stewards: Marvin Gaye Park Cleanup
April 25, 2026 9:00 am - 12:00 pm
239 60th St NE Washington, DC 20019
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■ PRKN: Oxon Cove Earth Day Clean Up – VOLUNTEERS NEEDED
PRKN: Oxon Cove Earth Day Clean Up – VOLUNTEERS NEEDED
April 25, 2026 10:00 am - 1:00 pm
6411 Oxon Hill Rd, Oxon Hill, MD 20745, USA
Join Potomac Riverkeeper Network and our partners as we bring our…
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■ PRKN: Lower Potomac Water Quality Monitoring Training – Colonial Beach, VA
PRKN: Lower Potomac Water Quality Monitoring Training – Colonial Beach, VA
April 28, 2026 10:00 am - 2:00 pm
US Potomac River Fisheries, 222 Taylor St, Colonial Beach, VA 22443, USA
Join us for this in-person training to become a certified Community…
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■ ShoreRivers: State of the Rivers - Choptank
ShoreRivers: State of the Rivers - Choptank
April 28, 2026 5:30 pm - 7:30 pm
Oxford Community Center, 200 Oxford Rd, Oxford, MD 21654, USA
Save the date for our highly anticipated State of the Rivers…
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■ PRKN: Potomac Water Quality Monitoring Training – National Harbor, MD
PRKN: Potomac Water Quality Monitoring Training – National Harbor, MD
April 29, 2026 10:00 am - 2:00 pm
National Harbor, MD, USA
Join us for this in-person training to become a certified Community…
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■ PRKN: Water Wednesday: Most Endangered River - Protecting a Drinkable Potomac
PRKN: Water Wednesday: Most Endangered River - Protecting a Drinkable Potomac
April 29, 2026 12:00 pm - 1:30 pm
Our distinguished panelists, Lydia Lawrence (Director of Conservation, Nature Forward) and…
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■ James Riverkeeper Virtual Training: Water Quality Monitor
James Riverkeeper Virtual Training: Water Quality Monitor
April 29, 2026 5:30 pm - 6:30 pm
Volunteers are needed to help us track the health of the…
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■ James Riverkeeper Virtual Training: Water Quality Monitor
James Riverkeeper Virtual Training: Water Quality Monitor
April 30, 2026 5:30 pm - 6:30 pm
Volunteers are needed to help us track the health of the…
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■ PRKN: PFAS, Biosolids & Nomini Bay Community Meeting
PRKN: PFAS, Biosolids & Nomini Bay Community Meeting
April 30, 2026 6:00 pm - 8:00 pm
Coles Point Marina and RV Resort, 190 Plantation Dr, Hague, VA 22469, USA
When a biosolids company proposed expanding its permit to apply biosolids…
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