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PUBLIC WATER SYSTEM REPORT

Is OLD STATION GUARDS STATION, BIG BAR C.G. Water Safe to Drink in 2026?

California · PWSID CA5304005 · Ground water

Population served
50
Cities served
State / jurisdiction
California (CA)
PWSID
CA5304005
A+
TAP WATER GRADE
Excellent
Model score 88/88 from violations, PFAS profile, and monitoring signals — not a laboratory test of your faucet.
No major violations flagged in the latest federal quarterly snapshot
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 OLD STATION GUARDS STATION, BIG BAR C.G. has not yet been published on WaterCheckup.

Are you the water operator for OLD STATION GUARDS STATION, BIG BAR C.G.? 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 OLD STATION GUARDS STATION, BIG BAR C.G.directly 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 0 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 OLD STATION GUARDS STATION, BIG BAR C.G.'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 OLD STATION GUARDS STATION, BIG BAR C.G.
Recommended protection for municipal tap water
#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 OLD STATION GUARDS STATION, BIG BAR C.G. · Chosen for OLD STATION GUARDS STATION, BIG BAR C.G. because groundwater supplies can carry nitrates, arsenic, and localized contamination. RO is the strongest barrier for sensitive households.
#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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