City of Jackson

ZipCheckup's reading of EPA SDWIS for City of Jackson (CA0310001): 1 past health-based violation, since resolved. On record: City of Jackson, 1 violation, all resolved, 5,019 in service area.

Data: EPA SDWIS

System Overview

City of Jackson (EPA ID: CA0310001) is a community water system in California that serves approximately 5,019 people from surface water sources.

This system provides water to 3 ZIP codes across 3 communities.

ZIP-Area Home Safety Context: B (79/100)

This is the average Home Safety Score for 1 of 3 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.

Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.

Violation History

Status breakdown for accepted records with record years 2021-2026: 1 resolved, 0 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.

Recent Violations

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Health Risk Details

Haloacetic Acids (HAA5) (EPA limit: 0.06 mg/L)

Cancer risk; reproductive & developmental effects At-risk groups: pregnant women, infants, long-term consumers of chlorinated municipal water.

Removal methods: granular activated carbon (GAC), carbon block filter, reverse osmosis. Find the right filter →

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

Radon Risk in Service Area

Dominant radon zone for ZIP codes served by this system: Zone 2 (Moderate Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by CA or modeled from parcel and building-footprint data.

• 95642 - Jackson
• 95665 - Pine Grove
• 95685 - Sutter Creek

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for City of Jackson (CA0310001) on EPA.gov.

Frequently Asked Questions

Is City of Jackson water safe to drink?

The accepted 2026Q2 ECHO snapshot shows no current noncompliance for City of Jackson; its 1 accepted 2021-2026 record are resolved or archived. Historical compliance status does not establish conditions at a specific tap.

How many people does City of Jackson serve?

City of Jackson serves approximately 5,019 people across 3 ZIP codes in California.

Where does City of Jackson get its water?

The primary water source is surface water.

@misc{zipcheckup-water-system-ca0310001,
  author = {{ZipCheckup}},
  title  = {{City of Jackson (CA): 1 Health Violation}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/ca0310001/}
}