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What We Do Community Science Land Stewardship & Conservation Trash Cleanups Tree Stewardship Volunteer Info and Forms
Community Science Info History in our Watersheds Watershed Education Watershed Report Card Recreation and Water Levels Reporting Tree & Plant Info Native & Invasive Species Volunteer Training Downloads
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Antietam-Conococheague Watershed Alliance (ACWA)

 

Connecting people to their waterways through recreation, education, and conservation. 

We are passionate about protecting and restoring the Antietam & Conococheague Creeks in Washington County, Maryland

Upcoming Events

Donate to ACWA
Report a Problem in the Watershed

Click here to learn about our watersheds

Water Levels/Trip Info for Boaters
Featured
Stormwater Awareness (Why its Important to our Creeks)
Stormwater Awareness (Why its Important to our Creeks)
Black Walnut Collection Info for 2025
Black Walnut Collection Info for 2025

Donations of Black Walnuts needed this fall

Newsletters:

Be a Volunteer!

Learn how to care and preserve our watersheds on your own or through our many volunteer opportunities. Student service learning and group opportunities available.

Visit our Programs Page, check out our event calendar, or Contact us!

Sunny days for sampling! . . #benthicmacroinvertebrates #washingtoncountymd #Antietamcreek #waterquality #citizenscience #antietamwatershed
Tree Stewards in action! Reestablishing vegetative stream buffers requires follow-up TLC for years after putting the trees in the ground. This past weekend a small crew provided a much needed pruning and shelter maintenance on to local planting sites
Brrrr! A small team of volunteers were bundled up for our first day out collecting aquatic insects. The variety and types of “benthic macroinvertebrates” can tell us the health of our stream’s habitat & water quality. Go Team! .