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ATTAINS impaired waters (Clean Water Act assessments)

Which local rivers, lakes and beaches are rated impaired (too polluted) and why

ATTAINS impaired waters (Clean Water Act assessments) is published by US Environmental Protection Agency for United States. It's a web page or PDF, with no API; its update schedule isn't stated, last updated 2025-12-30. Reuse: check terms. Check status: verified.

UpdatesNot stated
Last updated2025-12-30
ReuseCheck terms
Get itWeb page or PDF

About this source

PublisherUS Environmental Protection Agency
Originalhttps://www.epa.gov/waterdata/attains ↗
PlaceUnited States · federal
ShelfWater
FormatsNot stated
Update rateStates report every two years; data refresh not stated
Located byAssessment unit (water body segment)
Licencenot stated
CheckedVerified: opened and matched by a person or our reviewer

Cite this source: US Environmental Protection Agency, “ATTAINS impaired waters (Clean Water Act assessments)”, https://www.epa.gov/waterdata/attains, last updated 2025-12-30. Listed by SOS.city at https://sos.city/source/623 (verified).

Use it in your product

This source is a web page or document, so there is no API to call. Through SOS.city you still get it in a standard shape:

# Through SOS.city: this source and its neighbours, with publisher, licence and check status
curl https://api.sos.city/v1/sources/623 -H "Authorization: Bearer sos_…"

Same shelf, same place