Campbell, CA Water Safety: 56/100 (2026)
3 ZIP codes · 1 water system · Updated 2026-06-03
Campbell lands near the CA median for water safety — compliance results are mixed, and the city's middle-grade standing reflects genuine variability across service areas rather than one problem driving the whole picture.
How Campbell Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Campbell Residents
- Estimated remediation: $1,200 per household.
- CDC health risk index: 9.01.
Campbell's Water Providers
Campbell, CA draws its water from one primary utility across 1 tracked system.
Overview
We track water quality and home safety data for 3 ZIP codes in Campbell, California (population ~48,415), covering 1 community water system serving approximately 1,039,920 people region-wide.
No EPA violations recorded across any ZIP codes in Campbell — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Campbell: C (56/100)
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
Campbell water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Campbell
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 3 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 95008 | C | SAN JOSE WATER | 1,039,920 |
| 95009 | D | SAN JOSE WATER | 1,039,920 |
| 95011 | D | SAN JOSE WATER | 1,039,920 |
All ZIP Codes in Campbell
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.
Campbell Community Health Snapshot
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
How Remediation Costs Compare in Campbell
Within the Campbell market, estimated remediation claims a small portion of typical property equity — the financial burden is proportionally low.
Remediation costs in Campbell are relatively low compared to home values. The $533–$1,900 estimated range is a small fraction of median property value. Home values are 114% above the California average.
Campbell: Flood History & Water Damage Risk
Multiple flood events have been recorded for Campbell through the NFIP — 1 claim in total, with 33% of ZIP codes in FEMA-designated zones — pointing to a flood exposure profile that merits inclusion in a water quality assessment without reaching high-severity planning territory.
Campbell has a moderate flood history with 1 FEMA claims. 33% 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>$1,200</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.
What You Can Do in Campbell
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
Deep Dive Reports
Detailed analysis for Campbell, CA