PlainWater
Counties → Oklahoma

Oklahoma County, Oklahoma

Water Systems
121
Population Served
889,384
Total Violations
20,669
1,198 health-based
PFAS Detected
12
of 12 tested

Violation Analysis

93.4%
Systems with Violations
170.8
Avg Violations per System
5.8%
Health-Based Violations

Water Source Types

GW
44 systems (36%)
SW
6 systems (5%)

PFAS Contamination

12
Systems Tested
12
PFAS Detected
100.0%
Detection Rate

PFAS (per- and polyfluoroalkyl substances) are persistent chemicals found in drinking water. The EPA has set enforceable limits for several PFAS compounds under UCMR5 monitoring.

Compliance Snapshot

Oklahoma Oklahoma water systems by violation status, EPA SDWIS records.

No violations on record (1) One or more violations (49)

Violation history is cumulative, many flagged systems have already returned to compliance. Detail pages show per-system context.

Water Systems

System Name Population Violations PFAS
Oklahoma City 644,000 34 Detected
Edmond PWA 79,408 153 Detected
Midwest City 55,935 85 Clean
Tinker Air Force Base 24,645 47 Detected
Del City 22,128 19 Detected
Bethany 20,307 137 Detected
Deer Creek Rural Water Corp 5,500 134 Clean
Harrah 4,190 291 Clean
Nichols Hills 4,020 279 Clean
Choctaw 3,926 270 Clean
Spencer 3,746 563 Clean
Oklahoma City Zoo 2,500 358 -
Tinker Afb Family Housing 2,100 15 -
Okla Christian University 1,800 152 Clean
Jones 1,727 75 -
Choctaw RD Baptist Church 1,300 6 -
Frontier City 1,040 411 -
Sooner Utilities-Valley Brook 853 183 -
Luther 650 256 -
Sooner Utilities-Tinker Town 603 131 -
Hillcrest MHP 400 87 -
Sooner Utilities-Crosby #2 385 190 -
Barnes School 371 34 -
Nicoma Park 318 386 -
Arcadia Public Works Authority 300 31 -
Eleven Oaks Ranch Event Center 299 32 -
Broken Horn Ranch Event Center 299 53 -
Jones State Central Middle School 280 254 -
Choctaw-Nicoma Park (Chs Boren Center) 250 17 -
Lds Church of Choctaw 250 66 -
High Chaparral Estates MHP 225 113 -
Timberland Mhc 200 316 -
Econo Lodge 200 85 -
Summit Ridge Retirement Center, Inc. 200 388 -
Abes RV Park 175 2,043 -
Sherwood Forest Mobile Estates 172 1,384 -
Sooner Utilities-Crosby #1 168 438 -
Sooner Utilities - Circle C Estates 155 277 -
Shiloh Summer Camp, Inc. 155 23 -
Waterloo Road Baptist Church 150 48 -
Oklahoma City East KOA 150 50 -
Friendship Pentecostal Church 150 28 -
Hilltop MHP 125 262 -
Skyline MHP 120 649 -
Coffee Creek MHP, LLC 120 144 -
Sooner East Church of Christ 120 0 -
Choctaw Estates, LLC 105 208 -
Holliday Outt MHP 100 201 -
Delling #2 LLC 100 202 -
Pops Restaurant 100 21 -

Other Counties in Oklahoma

Tulsa County
15 systems · 666,353 served · 1,073 violations
Cleveland County
73 systems · 216,341 served · 8,560 violations
Comanche County
25 systems · 137,288 served · 5,160 violations
Payne County
22 systems · 87,559 served · 2,865 violations
Rogers County
15 systems · 75,204 served · 2,062 violations
Canadian County
18 systems · 71,324 served · 3,380 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Oklahoma County? ▼
Oklahoma County has 20,669 total drinking water violations across 121 water systems, of which 1,198 are health-based violations. 93.4% of systems have at least one violation.
How many people get water from Oklahoma County systems? ▼
Water systems in Oklahoma County serve approximately 889,384 people through 121 public water systems.
Has PFAS been detected in Oklahoma County water? ▼
Of 12 water systems tested for PFAS in Oklahoma County, 12 had PFAS detected (100.0% detection rate).
What types of water sources supply Oklahoma County? ▼
Water systems in Oklahoma County use GW (44 systems), SW (6 systems) as their primary water sources.
Are health-based violations serious? ▼
Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 5.8% of Oklahoma County's violations are health-based. Not all violations indicate immediate health risk, but they require corrective action.
Data Sources & Methodology

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.

Violations are categorized as health-based (Maximum Contaminant Level exceedances, treatment technique failures) or monitoring/reporting violations. Not all violations indicate an immediate health risk.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.