Pinon Hills, CA Water Safety: 63/100 (2026)
1 ZIP code · 2 water systems · Updated 2026-06-03
Pinon Hills, CA: mid-range safety grade, uneven compliance across service areas.
How Pinon Hills Compares
Data: EPA SDWIS Last verified: 2026-06-03
Pinon Hills Water: The Quick Version
- Homes built before 1986: 42% — older plumbing may contain lead solder.
- Estimated remediation: $1,600 per household.
- CDC health risk index: 11.58.
Water Systems Serving Pinon Hills
Pinon Hills, CA draws its residential water from 2 separate providers among the 2 federally tracked systems. Each operates independently, with its own infrastructure, rate structure, and compliance record.
Overview
We track water quality and home safety data for 1 ZIP code in Pinon Hills, California (population ~4,854), covering 2 community water systems serving approximately 28,287 people region-wide.
No EPA violations recorded across any ZIP codes in Pinon Hills — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Pinon Hills: C (63/100)
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
Pinon Hills water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Pinon Hills
- 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 |
|---|---|---|---|
| 92372 | C | PHELAN PINON HILLS CSD | 24,285 |
All ZIP Codes in Pinon Hills
- 92372 [C]
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 Pinon Hills
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 Old Is Pinon Hills's Housing Stock?
With 42% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Tap water lead levels are shaped by two factors: what the utility delivers, and what the household plumbing adds to it. Older homes contribute disproportionately to that second variable because lead solder was standard in copper plumbing before 1986, and lead pipes were common before 1970. In Pinon Hills, where the median build year is 1981, a substantial share of the housing stock falls into these older categories. The bar chart above breaks out the pre-1970, 1970-to-1986, and post-1986 segments — the key ages for understanding where plumbing-era risk concentrates across the city.
Most homes in Pinon Hills were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
Pinon Hills: Remediation Cost in Perspective
When remediation costs are measured against Pinon Hills home values, the resulting ratio is in the low tier — addressing documented water and safety issues here claims only a minor fraction of typical equity, and most homeowners are in a position where the financial commitment is straightforward rather than a material burden on their household budget.
Remediation costs in Pinon Hills are relatively low compared to home values. The $800–$2,600 estimated range is a small fraction of median property value. Home values are 43% below the California average.
Protecting Children from Lead in Pinon Hills
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.
Pulling a tap sample fills the gap that utility data cannot close, particularly here where 42% of housing dates from the pre-rule era and citywide monitoring sits at or above the regulatory mark in Pinon Hills.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Pinon Hills
FEMA data shows 100% of Pinon Hills's ZIP codes mapped into designated flood zones, paired with an NFIP record of 5 claims. That footprint places local flood exposure in the range where it warrants attention without rising to high-severity planning territory.
Pinon Hills has a moderate flood history with 5 FEMA claims averaging $3,510 per payout. 100% 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>$1,600</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 Pinon Hills
- 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. With 42% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Pinon Hills, CA