Water Quality in Stillwater, OK (73063)

EPA violation data for public water systems serving ZIP code 73063.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

730

Population

5

Water Systems

12

Violations (5yr)

7

Health-Based

Location

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Water Systems Serving This Area (5)

Stillwater Utilities Authority

6 health-based
Surface water 53,000 people served
6 violations (5yr) · 6 health-based · All resolved
Lead tested: 2.1 ppb (limit: 15 ppb)

Stillwater

Purchased surface water 20,000 people served
0 violations

Mulhall

1 health-based
Purchased groundwater 225 people served
6 violations (5yr) · 1 health-based
Lead tested: 0 ppb (limit: 15 ppb)

Shiloh Bar B Que

Groundwater 25 people served
0 violations

Midway Station

Groundwater 25 people served
0 violations

Contaminants Found

CARBON, TOTALHealth-Based
4 violations
All resolved
Surface Water Treatment RuleHealth-Based
2 violations
All resolved
LEAD AND COPPER RULE REVISIONSHealth-Based
2 violations
Has active
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

2 violations
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2.1 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Stillwater (73063) has more violations than 70% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 12.

Fewer violations 70th percentile More violations

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

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.

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