Not an emergency service · In an emergency, call 911 PlansAccountAPI & MCPStore ↗Watt Street ↗
Independent · Est. 2026
THE PUBLIC RECORD · ORGANISED · SOS.CITY · SOS.cityThe public record of every place, organised.

Type a question, a place, a dataset or an agency. We answer from the record first, with sources. When we can't, Claude looks further.

VerifiedBulk file

EPA ECHO Safe Drinking Water Act (SDWA) national dataset

Federal copy of every public water system's violations, enforcement actions, lead and copper samples, site visits and service areas.

EPA ECHO Safe Drinking Water Act (SDWA) national dataset is published by US Environmental Protection Agency for Los Angeles, California. It's a bulk download; it updates quarterly. Reuse: check terms. Check status: verified.

UpdatesQuarterly
Last updatedNot stated
ReuseCheck terms
Get itBulk download

About this source

PublisherUS Environmental Protection Agency
Originalhttps://echo.epa.gov/tools/data-downloads/sdwa-download-summary ↗
PlaceLos Angeles, California · federal
ShelfWater
FormatsZIP of 11 CSVs (457 MB)
Update rateQuarterly
Located byWater system
Licencenot stated
CheckedVerified: opened and matched by a person or our reviewer

Cite this source: US Environmental Protection Agency, “EPA ECHO Safe Drinking Water Act (SDWA) national dataset”, https://echo.epa.gov/tools/data-downloads/sdwa-download-summary. Listed by SOS.city at https://sos.city/source/732 (verified).

Use it in your product

# Listed endpoint
curl "https://echo.epa.gov/files/echodownloads/SDWA_latest_downloads.zip"
Endpoint as listed by the publisher.
# Through SOS.city: this source and its neighbours, with publisher, licence and check status
curl https://api.sos.city/v1/sources/732 -H "Authorization: Bearer sos_…"

Same shelf, same place