Water Quality in Duncan, OK (73529)
EPA violation data for public water systems serving ZIP code 73529.
Active Health Violations
36 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 92% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
4,898
Population
12
Water Systems
54
Violations (5yr)
36
Health-Based
Location
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Water Systems Serving This Area (12)
Duncan Public Utilities Authority
5 health-basedJefferson Co Cons Rwd #1
8 health-basedComanche Public Works Authority
23 health-basedStephens Co Rwd #3 (Meridian)
Southern Hills Inc
Neighborhood Grocery & Station
Grandview School
Brooks Grocery & Station
Jacks Jot Down Snack Bar
Timberline Tp
Circle K Mhp
Karen'S Kountry Kare
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Used to disinfect water — generally safe at regulated levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2023
How Does This Compare?
Duncan (73529) has more violations than 92% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 54.
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.
Activated Carbon Filter
Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.
Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor
Look for:NSF/ANSI 42 & 53 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.