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PUBLIC WATER SYSTEM REPORT
Is RAPID VALLEY SANITARY DISTRICT Water Safe to Drink in 2026?
South Dakota · PWSID SD4600274 · Surface water
Population served
11,408
Cities served
RAPID CITY
State / jurisdiction
South Dakota (SD)
PWSID
SD4600274
D-
TAP WATER GRADE
Poor
Model score 51/88 from violations, PFAS profile, and monitoring signals — not a laboratory test of your faucet.
15 violation record(s) in the latest EPA SDWA quarterly snapshotPFAS above EPA MCL (UCMR5 regulated compounds)
CONTAMINANTS — EPA UCMR5 MONITORING
Compound
Level (ppt)
EPA limit
Health guideline
Status
PFHxSregulated
5.8
10 ppt
Within / n/a
MCL exceedance
PFOSregulated
5.7
4 ppt
Exceeds
Above health advisory
Source: EPA UCMR5 · ppt = parts per trillion · MCL = enforceable limit for regulated PFAS
Official Consumer Confidence Report (CCR)
📋 The official 2026 CCR for RAPID VALLEY SANITARY DISTRICT has not yet been published on WaterCheckup.
Are you the water operator for RAPID VALLEY SANITARY DISTRICT? Publish your official CCR here for free — your customers are already finding this page.
Residents: Your public water system is required by EPA to publish an annual CCR by July 1st each year. Contact RAPID VALLEY SANITARY DISTRICTdirectly to request a copy, or check the EPA's national CCR portal at cfpub.epa.gov/ccr.
VIOLATIONS HISTORY (FEDERAL SNAPSHOT)
EPA’s national SDWA quarterly files associate 15 violation-related records with this system in the same reporting quarter as the public water system snapshot used on WaterCheckup. This is not a complete historical docket — see ECHO and SDWIS for full compliance context.
Based on RAPID VALLEY SANITARY DISTRICT's monitoring and violation profile, here are vetted filtration options — same picks framework as our city reports.
Certified Filter Recommendations
Matched to what's actually in your water
TOP PICKS FOR RAPID VALLEY SANITARY DISTRICT
⚠ EPA violations / contaminants in monitoring data
WHY THIS FOR RAPID VALLEY SANITARY DISTRICT · Chosen for RAPID VALLEY SANITARY DISTRICT because PFAS was detected at 5.8 ppt in UCMR5 — above the 4 ppt limit for some regulated compounds — and this system shows 15 violation record(s) in the latest federal snapshot. RO removes 99%+ of PFAS at the tap.
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