Water Quality in Oklahoma City, OK (73121)
EPA violation data for public water systems serving ZIP code 73121.
No Health-Based Violations
None of the 13 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are23 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 81% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
3,075
Population
13
Water Systems
23
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (13)
Oklahoma City
Oklahoma City Draper
Edmond Pwa
Midwest City
Twin Hills Golf And Country Club
Ch Mason Academy
Christian Life Mission Bapt Ch
Mart 23
All resolvedCabraz
Churchs Diner
Derby Refining Co
Ofs
Applewood Mhp
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Oklahoma City (73121) has more violations than 81% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 23, 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.