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PUBLIC WATER SYSTEM REPORT

Is DOT REST AREA 504-505A-TILFORD Water Safe to Drink in 2026?

South Dakota · PWSID SD4600807 · Ground water

Population served
400
Cities served
PIERRE, RAPID CITY
State / jurisdiction
South Dakota (SD)
PWSID
SD4600807
B-
TAP WATER GRADE
Fair
Model score 70/88 from violations, PFAS profile, and monitoring signals — not a laboratory test of your faucet.
19 violation record(s) in the latest EPA SDWA quarterly snapshot
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.).

Official Consumer Confidence Report (CCR)

The official 2026 CCR for DOT REST AREA 504-505A-TILFORD has not yet been published on WaterCheckup.

Are you the water operator for DOT REST AREA 504-505A-TILFORD? Publish your official CCR here for free — your customers are already finding this page.

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Residents: Your public water system is required by EPA to publish an annual CCR by July 1st each year. Contact DOT REST AREA 504-505A-TILFORDdirectly 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 19 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.

Get alerts if this system's EPA data changes:
WHAT TO DO ABOUT IT

Based on DOT REST AREA 504-505A-TILFORD's monitoring and violation profile, here are vetted filtration options — same picks framework as our city reports.

Clean water splash — certified water filter recommendations

Certified Filter Recommendations

Matched to what's actually in your water

TOP PICKS FOR DOT REST AREA 504-505A-TILFORD
EPA violations / contaminants in monitoring data
#1
Waterdrop G3P600 RO
EDITORS PICK
Waterdrop  ·  ~$439
Tankless 600 GPD, removes 99%+ PFAS & lead, 10-stage filtration. Smart faucet TDS display.
WHY THIS FOR DOT REST AREA 504-505A-TILFORD · Chosen for DOT REST AREA 504-505A-TILFORD because the latest federal SDWA snapshot lists substantial violation activity. Certified reverse osmosis provides the broadest residential barrier for households that want margin beyond legal compliance.
#2
Aquasana SmartFlow RO
MOST CERTIFIED
Aquasana  ·  ~$449
WQA Gold Seal + NSF 42/53/58/401. Most certifications of any under-sink RO. Removes 90+ contaminants.
#3
AquaTru Under-Sink RO
EASIEST FILTER CHANGE
AquaTru  ·  ~$375
NSF 42/53/58 certified. Quick-change filters, no tools. Compact tankless design, 4-stage filtration.
Not sure which filter is right for you? Take the 3-question quiz →
See all public water systems in South Dakota
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