Data source: EPA SDWIS Last verified: 2026-06-04

Water quality varies significantly across Oklahoma City, OK. We analyzed 79 ZIP codes to help you compare neighborhoods by water safety, lead risk, and EPA compliance.

City Overview: Grade A (90/100)

Grade	Neighborhoods	%
A	67	85%
B	12	15%
C	0	0%
D	0	0%
F	0	0%

Neighborhood Rankings

Every ZIP code in Oklahoma City ranked by Home Safety Score:

Rank	ZIP Code	Score	Grade	Violations	Lead Risk
1	73113	95	A	2	0.0041 mg/L
2	73123	95	A	2	0.0041 mg/L
3	73124	95	A	2	0.0041 mg/L
4	73136	95	A	2	0.0041 mg/L
5	73137	95	A	2	0.0041 mg/L
6	73140	95	A	2	0.0041 mg/L
7	73143	95	A	2	0.0041 mg/L
8	73144	95	A	2	0.0041 mg/L
9	73145	95	A	2	0.0041 mg/L
10	73146	95	A	2	0.0041 mg/L
11	73148	95	A	2	0.0041 mg/L
12	73151	95	A	2	0.0041 mg/L
13	73152	95	A	2	0.0041 mg/L
14	73153	95	A	2	0.0041 mg/L
15	73154	95	A	2	0.0041 mg/L
16	73155	95	A	2	0.0041 mg/L
17	73163	95	A	2	0.0041 mg/L
18	73164	95	A	2	0.0041 mg/L
19	73167	95	A	2	0.0041 mg/L
20	73169	95	A	2	0.0041 mg/L
21	73172	95	A	2	0.0041 mg/L
22	73178	95	A	2	0.0041 mg/L
23	73184	95	A	2	0.0041 mg/L
24	73185	95	A	2	0.0041 mg/L
25	73189	95	A	2	0.0041 mg/L
26	73190	95	A	2	0.0041 mg/L
27	73193	95	A	2	0.0041 mg/L
28	73194	95	A	2	0.0041 mg/L
29	73195	95	A	2	0.0041 mg/L
30	73196	95	A	2	0.0041 mg/L
31	73197	95	A	2	0.0041 mg/L
32	73198	95	A	2	0.0041 mg/L
33	73199	95	A	2	0.0041 mg/L
34	73101	91	A	2	0.0041 mg/L
35	73102	91	A	2	0.0041 mg/L
36	73103	91	A	2	0.0041 mg/L
37	73104	91	A	2	0.0041 mg/L
38	73105	91	A	2	0.0041 mg/L
39	73107	91	A	2	0.0041 mg/L
40	73114	91	A	2	0.0041 mg/L
41	73117	91	A	2	0.0041 mg/L
42	73121	91	A	2	0.0041 mg/L
43	73125	91	A	2	0.0041 mg/L
44	73126	91	A	2	0.0041 mg/L
45	73130	91	A	2	0.0041 mg/L
46	73131	91	A	2	0.0041 mg/L
47	73134	91	A	2	0.0041 mg/L
48	73142	91	A	2	0.0041 mg/L
49	73147	91	A	2	0.0041 mg/L
50	73149	91	A	2	0.0041 mg/L
51	73150	91	A	2	0.0041 mg/L
52	73156	91	A	2	0.0041 mg/L
53	73157	91	A	2	0.0041 mg/L
54	73165	91	A	2	0.0041 mg/L
55	73179	91	A	2	0.0041 mg/L
56	73106	86	A	2	0.0041 mg/L
57	73108	86	A	2	0.0041 mg/L
58	73110	86	A	2	0.0041 mg/L
59	73111	86	A	2	0.0041 mg/L
60	73122	86	A	2	0.0041 mg/L
61	73128	86	A	2	0.0041 mg/L
62	73129	86	A	2	0.0041 mg/L
63	73135	86	A	2	0.0041 mg/L
64	73160	86	A	2	0.0041 mg/L
65	73162	86	A	2	0.0041 mg/L
66	73170	86	A	2	0.0041 mg/L
67	73173	86	A	2	0.0041 mg/L
68	73109	81	B	2	0.0041 mg/L
69	73112	81	B	2	0.0041 mg/L
70	73115	81	B	2	0.0041 mg/L
71	73116	81	B	2	0.0041 mg/L
72	73118	81	B	2	0.0041 mg/L
73	73120	81	B	2	0.0041 mg/L
74	73127	81	B	2	0.0041 mg/L
75	73132	81	B	2	0.0041 mg/L
76	73139	81	B	2	0.0041 mg/L
77	73141	81	B	2	0.0041 mg/L
78	73159	81	B	2	0.0041 mg/L
79	73119	76	B	2	0.0041 mg/L

How Neighborhoods Compare

Each ZIP code compared to county and state averages:

• 58 neighborhoods score better than county average
• 21 neighborhoods score worse than county average

EPA Violations

• 158 total violations across Oklahoma City
• 0 health-based violations
• 79 of 79 ZIP codes have violations
• 0 ZIP codes exceed EPA lead action level

Top Contaminants

Contaminant	Violations	ZIPs
Total Trihalomethanes (TTHM)	79	79
Contaminant 4100	79	79

Frequently Asked Questions

What is the safest neighborhood in Oklahoma City?

ZIP code 73113 has the highest safety score in Oklahoma City at 95/100 (grade A). Check the full report for details.

Is Oklahoma City water safe to drink?

Oklahoma City has an average water safety score of 90/100 (A). Water quality varies by neighborhood — no ZIP codes currently exceed EPA lead limits. Always check your specific ZIP code.

Related Pages

• Oklahoma City, OK city page
• Oklahoma state rankings
• All Oklahoma alerts

Data Sources

• EPA SDWIS
• U.S. Census Bureau

Updated daily.