Water Quality in Madera, CA (93636)
EPA violation data for public water systems serving ZIP code 93636.
Active Health Violations
2 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 84% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
15,294
Population
9
Water Systems
33
Violations (5yr)
2
Health-Based
Location
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Water Systems Serving This Area (9)
City Of Madera
Sun Maid Growers Of California
1 health-basedToca Madera Winery
All resolvedDragonfly Golf Course/Water
The Manor Estate
All resolvedLifebridge Community Church
1 health-basedBonadelle Ranchos No. 2 Mutual Water Co
B K Lighting Inc
All resolvedMyrtle Tree Rv Park
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2024
How Does This Compare?
Madera (93636) has more violations than 84% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 33.
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.