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PUBLIC WATER SYSTEM REPORT

Is COLUSA CO. SERVICE AREA #1-CENTURY RANCH Water Safe to Drink in 2026?

California · PWSID CA0600012 · Surface water

Population served
246
Cities served
State / jurisdiction
California (CA)
PWSID
CA0600012
D
TAP WATER GRADE
Poor
Model score 45/88 from violations, PFAS profile, and monitoring signals — not a laboratory test of your faucet.
10 violation record(s) in the latest EPA SDWA 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 10 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.

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

Based on COLUSA CO. SERVICE AREA #1-CENTURY RANCH's monitoring and violation profile, here are vetted filtration options — same picks framework as our city reports.

TOP PICKS FOR COLUSA CO. SERVICE AREA #1-CENTURY RANCH
EPA violations / contaminants in monitoring data
#1
Waterdrop G3P800 RO
EDITORS PICK
Waterdrop  ·  ~$849
Tankless 800 GPD, removes 99%+ PFAS & lead, 10-stage filtration. Smart faucet TDS display.
WHY THIS FOR COLUSA CO. SERVICE AREA #1-CENTURY RANCH · Chosen for COLUSA CO. SERVICE AREA #1-CENTURY RANCH 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 →
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