USGS MD-DE-DC (@usgs_md_de_dc) 's Twitter Profile
USGS MD-DE-DC

@usgs_md_de_dc

Sharing #WaterScience from the USGS Maryland-Delaware-DC Water Science Center. Tweets ≠ endorsement. on.doi.gov/pgwu0Y

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linkhttp://md.water.usgs.gov/ calendar_today30-09-2015 11:09:08

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USGS MD-DE-DC (@usgs_md_de_dc) 's Twitter Profile Photo
USGS MD-DE-DC
@usgs_md_de_dc

16 days ago

Jason Chase (pictured) and Zach Clifton were at Darby Creek outside Philadelphia, PA collecting sediment samples from streambanks as part of a sediment fingerprinting project in the Lower Darby Creek & Cobb Creek watersheds. US EPA Mid-Atlantic 📷 Zach Clifton #FieldPhotoFriday

Jason Chase (pictured) and Zach Clifton were at Darby Creek outside Philadelphia, PA collecting sediment samples from streambanks as part of a sediment fingerprinting project in the Lower Darby Creek &amp; Cobb Creek watersheds. <a href="/EPAregion3/">US EPA Mid-Atlantic</a> 📷 Zach Clifton #FieldPhotoFriday