Water Quality in Modesto, CA (95380)
EPA violation data for public water systems serving ZIP code 95380.
Active Health Violations
9 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 76% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
43,960
Population
63
Water Systems
18
Violations (5yr)
9
Health-Based
Location
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Water Systems Serving This Area (63)
Modesto, City Of
City Of Merced
Turlock, City Of
Ceres, City Of
1 health-basedCity Of Los Banos
1 health-basedCity Of Atwater
Con Agra
Sensient Natural Ingredients Llc
Chatom School (Eh)
1 health-basedTurlock Golf & Country Club
Monte Vista Chapel And School
Vp Buildings Inc
M C H A Cortez Center
Comunidad Nuevo Lago, Inc
Sun Garden Mobile Village
Far East Apartments Pool
Select Harvest Usa, Llc
Gurudwara Guru Nanak Sahib
Country Club County Wd
1 health-basedWampum Hill Trailer Village
Clausen Meat Company
Gemperle Egg Ranch
1 health-basedTurlock Fruit Company
Cortez Growers Asso. Water System
Excell Center
Nordic Saw & Tool Mfg
Normiles Development
Seventh Day Adventist School
Seventh Day Adventist School
Tds California
Fiorini Ranch
Kingdom Hall Jehovah Witness #1923
Wallace Transport
Golden Arco
Tri-Valley Growers #6
Mountain View Chatom Recreation
Triangle Truck Stop (Water)
2 health-basedFoster Farms Turkey Plant 1
Golden Cafe/Golden Auto
Turlock-South First St Commun
Dawn Enterprises Industrial Pa
Full Gospel Assembly
Swanson Farms
Village Food Mart Water System
Smith Water System, Bud
Eastside Church Of Christ
Country Store Water System
Shasta Motel
Vrh'S Water System
Hollywood Cafe
Deluxe Motel
Fiskes Mobile Service
Cal Coast Dairy Systems
Professional Chevron Station
Silva & Sons Dairy
Cunningham School
Miller Manufacturing Company
Recreational Hall
Purina Mills Inc
2 health-basedMission R V
Harold Logsdon
Carnes Apartments
Stanislaus Regional Water Authority
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Annual water quality report delivery requirement.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Modesto (95380) has more violations than 76% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 18.
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
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) 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.