Water Quality in Los Angeles, CA (91042)
EPA violation data for public water systems serving ZIP code 91042.
No Health-Based Violations
None of the 9 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There is1 monitoring/reporting violation (missed testing deadlines), all resolved.
Better than 29% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
26,928
Population
9
Water Systems
1
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (9)
Griffith Park
Los Angeles-City, Dept. Of Water & Power
Long Beach Utilities Department
Camp Louis Routh
Rancho Ybarra Christian Camp
Trailunga Water Association
Trail Canyon Equistrian
Usfs Little Tujunga Guard Station
Valhalla Water Association
All resolvedContaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Los Angeles (91042) has more violations than 29% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 1, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.