Water Quality in Modesto, CA (95307)
EPA violation data for public water systems serving ZIP code 95307.
Active Health Violations
19 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 79% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
46,310
Population
35
Water Systems
21
Violations (5yr)
19
Health-Based
Location
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Water Systems Serving This Area (35)
Modesto, City Of
Turlock, City Of
Ceres, City Of
1 health-basedCeres Drive In And Flea Marke
Mae Hensley School
Ceres Unified/Westport School
11 health-basedDon Pedro Elementary School
Ceres Sports Arena
Ceres Farm Labor Camp
Monterey Park Tract Csd
Grace Community Christian Church
Inglet'S Mobile Home Park
Btqc-Escalon
El Rematito Marketplace
Westward Ho Mobile Home Park
Sikh Temple Modesto-Ceres
Cantua Creek Vineyards, Iv, Llc.
4 health-basedBethel Tabernacle Church
Catfish Camp
3 health-basedLas Palmas Mhp
Murillo, Juan
Pavlakis Water System
E. R. Vine Distributors
Central Market Water System
Memorial Hospital - South
Blue Mill Motel
Foster Farms Feed Mill
Lorenzo Water System
Miller Apartments, Ross
Billings Water Company/Apartme
Mae Hensley School
Northern Refrigerated Transport
River Oaks Golf Course
Gaylord Manufacturing Co
Ledbetter Water System
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
A naturally occurring element that can cause cancer and other health effects at high levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Modesto (95307) has more violations than 79% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 21.
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.