Is Oklahoma City, Oklahoma tap water safe?
24 water systems report serving Oklahoma City. Your water depends on which one serves your address. Check your bill if unsure. This list is matched from the ZIP codes in this place, so it may include nearby systems.
A
Oklahoma City Utilities
Serves 644,000 people · Surface water · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
B
Midwest City
Serves 55,935 people · Surface water · Full report →
No health-based violations in the last 5 years; 9 monitoring/reporting violations; 1 not yet resolved; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
D
Moore Public Works Authority
Serves 55,083 people · Surface water · Full report →
4 health-based violations in the last 5 years; 55 monitoring/reporting violations; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
B
Tinker Air Force Base
Serves 24,645 people · Groundwater · Full report →
No health-based violations in the last 5 years; 39 monitoring/reporting violations; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
A
Yukon
Serves 22,498 people · Surface water · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2024).
B
Del City
Serves 22,128 people · Surface water · Full report →
1 health-based violation in the last 5 years; 1 monitoring/reporting violation; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
C
City of Mustang
Serves 18,576 people · Surface water · Full report →
1 health-based violation in the last 5 years; 12 monitoring/reporting violations; 4 not yet resolved; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2026).
D
Bryan Co. RWS & Swmd #2
Serves 6,270 people · Surface water · Full report →
3 health-based violations in the last 5 years; 6 monitoring/reporting violations; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2024).
B
Deer Creek Rural Water Corp
Serves 5,500 people · Groundwater · Full report →
No health-based violations in the last 5 years; 8 monitoring/reporting violations; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
C
Nichols Hills
Serves 4,020 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 68 monitoring/reporting violations; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2024).
C
Spencer
Serves 3,746 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 15 monitoring/reporting violations; 1 not yet resolved; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2026).
A
Tinker AFB Family Housing
Serves 2,100 people · Groundwater · Full report →
No health-based violations in the last 5 years; 2 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
C
Lake Forest MHP
Serves 500 people · Surface water · Full report →
1 health-based violation in the last 5 years; 7 monitoring/reporting violations; 3 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
A
Marshall County Rwd #1
Serves 468 people · Surface water · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file.
B
Hillcrest MHP
Serves 400 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 1 monitoring/reporting violation; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
C
Sooner Utilities-Crosby #2
Serves 385 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 36 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile above the new 10 ppb action level (LCRI, effective Nov 1, 2027); Lead 90th percentile below the action level (2024).
C
Abes RV Park
Serves 175 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 16 monitoring/reporting violations; 3 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2026).
C
Sherwood Forest Mobile Estates
Serves 172 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 366 monitoring/reporting violations; 1 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2022).
C
Sooner Utilities - Circle C Estates
Serves 155 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 32 monitoring/reporting violations; 2 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2023).
C
Skyline MHP
Serves 120 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 84 monitoring/reporting violations; 1 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
C
Holliday Outt MHP
Serves 100 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 13 monitoring/reporting violations; 3 not yet resolved; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2026).
C
Sooner Utilities-Crutcho
Serves 93 people · Surface water · Full report →
1 health-based violation in the last 5 years; 184 monitoring/reporting violations; 3 not yet resolved; No UCMR 5 PFAS results on file; Latest lead 90th percentile on file is from 2020 (older than 5 years, not graded).
C
Sooner Utilities-Robertson
Serves 83 people · Groundwater · Full report →
1 health-based violation in the last 5 years; 217 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).
C
Gordon's Hollow HOA
Serves 25 people · Surface water · Full report →
1 health-based violation in the last 5 years; 12 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).