El Monte, CA: 3 Health Violations - Home Safety 50/100
4 ZIP codes · 7 water systems · Updated
ZipCheckup grade for El Monte: D.
Several federal signals point to home-safety risks in this ZIP.
Across water systems in El Monte, EPA data shows a below-average compliance pattern for CA - health-based violations are on file in several areas, and checking the specific system serving your address is a practical first step for concerned residents.
How El Monte Compares
Data: EPA SDWIS
What You Should Know About El Monte Water
- Your city's water systems recorded 12 violations in the past 5 years.
- Estimated remediation: $1,000 per household.
- CDC health risk index: 10.71.
Who Supplies Your Water in El Monte
In El Monte, CA, residential water supply is distributed across multiple utilities rather than concentrated in one. The 3 leading providers out of 7 tracked systems each control their own infrastructure, file separate EPA compliance reports, and set independent rate schedules.
- D
- C
- C
Overview
We track home safety data for 4 ZIP codes in El Monte, California (population ~86,178), covering 7 community water systems serving approximately 347,619 people region-wide. The EPA snapshots used for this build directly map water systems to 2 of 4 ZIP codes.
1 of 2 ZIP codes with a reported violation count in the available EPA record (50%) have recorded EPA violations. 3 health-based violations appear in the available health breakdown.
Home Safety Score
Average Home Safety Score for El Monte: D (50/100)
Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| PFAS MCL Screen | UCMR 5 testing against the covered federal MCLs |
| Radon Risk | EPA radon zone classification |
| Annual AQI | EPA AirData county-year median with at least 90 observed days |
Water Sources
El Monte water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0000 mg/L (EPA action level: 0.015 mg/L)
- 0 of 2 ZIP codes with known status exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 4 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Stage 2 DBP Rule | Treatment Technique | 12 | 1 |
| Lead and Copper Rule | Treatment Technique | 8 | 1 |
| Stage 1 DBP Rule | Treatment Technique | 4 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 91732 | D | 12 | 3 | San Gabriel Valley Water Company-el Monte |
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 91731 | C | El Monte-city, Water Department | 22,968 |
All ZIP Codes in El Monte
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
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.
Health Outcomes in El Monte
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
Top Contaminants in El Monte Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Cost Context: What Remediation Means for El Monte Homeowners
Remediation costs in El Monte are small relative to typical property values - the cost-to-value ratio here is favorable.
Remediation costs in El Monte are relatively low compared to home values. The $400–$1,650 estimated range is a small fraction of median property value. Home values are 15% below the California average.
Historical NFIP Claim Context in El Monte
Historical NFIP data for El Monte contains 2 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $835.
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. The <strong>$1,000</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.
Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.
Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.
What You Can Do in El Monte
- 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. Filters rated for Stage 2 DBP Rule can reduce the most common contaminant found in El Monte's water.
- 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 El Monte, CA