West Sacramento, CA: 4 Health Violations — 90/100 (2026)
4 ZIP codes · 1 water system · Updated 2026-06-03
How does West Sacramento tap water hold up under EPA scrutiny? Above average for CA — documented violations are uncommon and the safety grade reflects a clean overall record.
How West Sacramento Compares
Data: EPA SDWIS Last verified: 2026-06-03
West Sacramento Water: The Quick Version
- Your city's water systems recorded 8 violations in the past 5 years.
- Average lead level: 0.0015 mg/L.
- Estimated remediation: $900 per household.
- CDC health risk index: 9.83.
Water Systems Serving West Sacramento
Most residential addresses in West Sacramento, CA are served by a single water utility — the dominant system among the 1 provider tracked in federal data.
Overview
We track water quality and home safety data for 4 ZIP codes in West Sacramento, California, covering 1 community water system serving approximately 54,605 people.
4 of 4 ZIP codes (100%) have recorded EPA violations. 4 health-based violations documented.
Home Safety Score
Average Home Safety Score for West Sacramento: A (90/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
West Sacramento water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0015 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 4 ZIP codes
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Stage 2 DBP Rule | Treatment Technique | 10 | 4 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 95605 | A | 2 | 1 | City of West Sacramento |
| 95691 | B | 2 | 1 | City of West Sacramento |
| 95798 | A | 2 | 1 | City of West Sacramento |
| 95799 | A | 2 | 1 | City of West Sacramento |
All ZIP Codes in West Sacramento
- 95605 [A] — 2 violations ⚠
- 95691 [B] — 2 violations ⚠
- 95798 [A] — 2 violations ⚠
- 95799 [A] — 2 violations ⚠
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
CDC Health Data for West Sacramento
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Key Contaminants Detected in West Sacramento
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
West Sacramento: Remediation Cost in Perspective
Remediation costs in West Sacramento are small relative to typical property values — the cost-to-value ratio here is favorable.
Remediation costs in West Sacramento are relatively low compared to home values. The $550–$1,500 estimated range is a small fraction of median property value. Home values are 28% below the California average.
Protecting Children from Lead in West Sacramento
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Lead risk in West Sacramento appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for West Sacramento
NFIP records stretching across multiple decades show West Sacramento accumulating 63 claims and carrying 50% of its ZIP codes inside FEMA flood zones — evidence of meaningful exposure that extends beyond isolated incidents. The mechanisms linking flooding to water quality haven't changed: treatment facilities can be overwhelmed, wells can be infiltrated, and distribution systems can experience backflow. For a community at this exposure level, those mechanisms shift from hypothetical to periodically relevant.
West Sacramento has a moderate flood history with 63 FEMA claims averaging $1,101 per payout. 50% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$900</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for West Sacramento, CA