Richgrove, CA: 2 Health Violations — 62/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Richgrove shows moderate tap water quality for CA — some areas carry documented EPA violations while others meet standards without issues.
How Richgrove Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Richgrove Water
- Your city's water systems recorded 6 violations in the past 5 years.
- Homes built before 1986: 46% — older plumbing may contain lead solder.
- Estimated remediation: $700 per household.
- CDC health risk index: 12.22 — above typical levels.
Who Supplies Your Water in Richgrove
Because residential water in Richgrove, CA flows primarily through a single utility, infrastructure decisions, rate-setting, and EPA compliance are all managed within one organizational structure. Federal records show 1 system active in the area, but one provider dominates the service landscape for most homes and apartments.
Overview
We track water quality and home safety data for 1 ZIP code in Richgrove, California, covering 1 community water system serving approximately 2,197 people.
1 of 1 ZIP code (100%) have recorded EPA violations. 2 health-based violations documented.
Home Safety Score
Average Home Safety Score for Richgrove: C (62/100)
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
Richgrove water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Richgrove
- 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.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Lead | Inorganic | 4 | 1 |
| Stage 2 DBP Rule | Treatment Technique | 4 | 1 |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 2 | 1 |
| Contaminant 2727 | Other | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 93261 | C | 6 | 2 | Richgrove Community Services District |
All ZIP Codes in Richgrove
- 93261 [C] — 6 violations ⚠
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.
Health Outcomes in Richgrove
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 Richgrove Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Richgrove
With 46% 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 residential housing tracks directly to construction era: pre-1986 homes may have lead-soldered copper joints; pre-1970 homes may have lead pipes outright. Richgrove's median build year of 1981 places the city in a moderate risk zone where neither era dominates the housing inventory. Understanding which side of the 1986 threshold a specific property falls on — and whether it predates 1970 — is the most actionable starting point for a homeowner trying to assess their own tap water exposure.
Most homes in Richgrove 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.
Cost Context: What Remediation Means for Richgrove Homeowners
Equity impact data for Richgrove lands in the favorable tier — remediation claims a small slice of what properties here are worth.
Remediation costs in Richgrove are relatively low compared to home values. The $150–$1,400 estimated range is a small fraction of median property value. Home values are 73% below the California average.
Lead Exposure Risk for Children in Richgrove
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.
Even where utility-side monitoring meets Lead and Copper Rule requirements, the 46% pre-rule share in Richgrove keeps interior-plumbing variation as a household-level question that aggregate data cannot resolve.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
What You Can Do in Richgrove
- 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 Lead can reduce the most common contaminant found in Richgrove's water.
- Check your home's plumbing. With 46% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Richgrove, CA