New Almaden, CA Water Safety: 53/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Water systems serving New Almaden record elevated violation rates against CA benchmarks — residents in affected areas may want to check their local system's current compliance status.
How New Almaden Compares
Data: EPA SDWIS Last verified: 2026-06-03
New Almaden Water: The Quick Version
- Estimated remediation: $400 per household.
- CDC health risk index: 9.01.
Water Systems Serving New Almaden
Across most of New Almaden, CA, residential water comes from a single utility. That provider sets rates, manages infrastructure maintenance, and files compliance reports with the EPA on behalf of the households it serves. Federal tracking data shows 1 system on record, but one carries the bulk of the service load.
Overview
We track water quality and home safety data for 1 ZIP code in New Almaden, California, covering 1 community water system serving approximately 1,039,920 people.
No EPA violations recorded across any ZIP codes in New Almaden — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for New Almaden: D (53/100)
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
New Almaden water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for New Almaden
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 95042 | D | SAN JOSE WATER | 1,039,920 |
All ZIP Codes in New Almaden
- 95042 [D]
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 New Almaden
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
What You Can Do in New Almaden
- 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.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for New Almaden, CA