Is COE-LK O/COW CREEK REC AREA Water Safe to Drink in 2026?
South Dakota · PWSID SD4680086 · Ground water
Population served
25
Cities served
PIERRE
State / jurisdiction
South Dakota (SD)
PWSID
SD4680086
A
TAP WATER GRADE
Good
Model score 85/88 from violations, PFAS profile, and monitoring signals — not a laboratory test of your faucet.
No major violations flagged in the latest federal quarterly snapshot
Water operator? Publish your official 2027 CCR here — residents already find this page. Claim free →
CONTAMINANTS — EPA UCMR5 MONITORING
No UCMR5 PFAS detects on file for this PWS in our bundled national dataset — the system may be smaller than UCMR5 thresholds, had non-detects, or results are not yet linked to this ID. Your retailer Annual Water Quality Report lists other regulated contaminants (chlorine, DBPs, nitrates, etc.).
VIOLATIONS HISTORY (FEDERAL SNAPSHOT)
EPA’s national SDWA quarterly files associate 0 violation-related records with this system in the same reporting quarter as the utility snapshot used on WaterCheckup. This is not a complete historical docket — see ECHO and SDWIS for full compliance context.
Based on COE-LK O/COW CREEK REC AREA's monitoring and violation profile, here are vetted filtration options — same picks framework as our city reports.
WHY THIS FOR COE-LK O/COW CREEK REC AREA · Chosen for COE-LK O/COW CREEK REC AREA because groundwater supplies can carry nitrates, arsenic, and localized contamination. RO is the strongest barrier for sensitive households.
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