Water Quality in Pawhuska, OK (74056)
EPA violation data for public water systems serving ZIP code 74056.
Past Health-Based Violations
5 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 33 monitoring/reporting violations.
More violations than 88% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
4,864
Population
14
Water Systems
38
Violations (5yr)
5
Health-Based
Location
Loading map...
Water Systems Serving This Area (14)
Pawhuska
3 health-basedOsage Nation Industrial Park
2 health-basedWahshashe Park
Osage Hills State Park
Osage Hills State Park
Branums Cafe
Osage Hills State Park Cabins
Pershing Head Start
Dobbies Bait Shop
Sunset Lake
Chapman-Barnard Ranch
Midway Outlet
Miss Kitty'S Lounge
Birch Creek Rwd
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Pawhuska (74056) has more violations than 88% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 38.
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
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.