Water Quality in San Diego, CA (92036)
EPA violation data for public water systems serving ZIP code 92036.
Active Health Violations
5 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.
3,218
Population
32
Water Systems
29
Violations (5yr)
5
Health-Based
Location
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Water Systems Serving This Area (32)
San Diego, City Of
Helix Water District
Otay Water District
Sweetwater Authority
Oceanside, City Of
Escondido, City Of
Vista Irrigation District
Cuyamaca Water District
1 health-basedMajestic Pines Community Sd
1 health-basedJulian Community Services District
1 health-basedPine Hills Mutual Water Company
1 health-basedCuyamaca Sp - Paso Picacho
Stagecoach Trails Rv Resort
All resolvedLake Cuyamaca Park & Rec.
Pinezanita Inc.
Ymca Camp Marston/Raintree
1 health-basedNorth Peak Mutual Water Company
Whispering Winds Catholic Conference Cen
All resolvedCalvary Chapel Julian
All resolvedJ J Porter
Nickel Beer Water Company
H & J Water Company
All resolvedWynola Farms Water District
All resolvedCamp Stevens
All resolvedPinecrest
Camp Cedar Glen
All resolvedLa Cima Fire Center
Camp Hual-Cu-Cuish
Sacred Mountain Inn
All resolvedRichardson Beardsley Park Inc.
All resolvedLakeland Resort
Apple Water Is Good
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?
San Diego (92036) has more violations than 84% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 29.
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.