Los Molinos, CA Water Safety: 77/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
In current tracking cycles, Los Molinos records above-average water quality outcomes for CA; compliance history over recent years shows few departures from federal standards and no systemic failures across its water systems.
How Los Molinos Compares
Data: EPA SDWIS Last verified: 2026-06-03
Los Molinos Water: The Quick Version
- Homes built before 1986: 71% — older plumbing may contain lead solder.
- Estimated remediation: $1,200 per household.
- CDC health risk index: 13.63 — above typical levels.
Water Systems Serving Los Molinos
Federal records list 1 water system serving Los Molinos, CA. One provider accounts for the large majority of residential water connections in the area, concentrating infrastructure and compliance accountability.
Overview
We track water quality and home safety data for 1 ZIP code in Los Molinos, California, covering 1 community water system serving approximately 3,404 people.
No EPA violations recorded across any ZIP codes in Los Molinos — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Los Molinos: B (77/100)
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
Los Molinos water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Los Molinos
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 96055 | B | Los Molinos Commission Services District | 1,450 |
All ZIP Codes in Los Molinos
- 96055 [B]
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 Los Molinos
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 Los Molinos's Housing Stock?
With 71% 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
Plumbing risk in older housing is defined by two eras: the pre-1970 period when lead pipes were commonly used for service lines, and the 1970-to-1986 period when lead solder remained standard in copper plumbing until the federal ban. Los Molinos's median build year of 1975 lands in a range where both eras are heavily represented in the housing stock. That creates an elevated aggregate environment for plumbing-related lead exposure — one that city-level water quality averages don't capture, because the risk sits inside individual properties rather than in the distribution system.
Over half of homes in Los Molinos were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Los Molinos: Remediation Cost in Perspective
In Los Molinos, property wealth outpaces what documented remediation typically demands — the equity burden lands well within the low tier.
Remediation costs in Los Molinos are relatively low compared to home values. The $800–$1,800 estimated range is a small fraction of median property value. Home values are 65% below the California average.
Protecting Children from Lead in Los Molinos
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.
Confirming what arrives at a specific faucet is something utility-side averages cannot do. With 71% of Los Molinos stock built before the lead-solder ban and citywide monitoring at or beyond the regulatory mark, a tap-level kit fits the standard diligence picture.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Climate-Related Water Risk for Los Molinos
How does Los Molinos's flood record connect to local water quality? The NFIP documents 69 claims — enough to signal recurring events — and 100% of ZIP codes carry FEMA flood zone status. That combination places flooding in the category of factors that can periodically affect water infrastructure, even if the area isn't among the highest-exposure communities in the NFIP dataset.
Los Molinos has a moderate flood history with 69 FEMA claims averaging $9,451 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>$1,200</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.
Deep Dive Reports
Detailed analysis for Los Molinos, CA