Tulsa, OK: 52 Health Violations — 88/100 (2026)
52 ZIP codes · 15 water systems · Updated 2026-06-03
Tulsa's tap water quality puts it in OK's upper tier — health-based violations are rare and the compliance record is consistently above average.
How Tulsa Compares
Data: EPA SDWIS Last verified: 2026-06-03
Water Quality Map: Tulsa, OK
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Score Distribution
Safety grade breakdown for Tulsa's 52 ZIP codes.
Key Facts for Tulsa Residents
- Your city's water systems recorded 416 violations in the past 5 years.
- Average lead level: 0.0012 mg/L.
- Estimated remediation: $1,188 per household.
- CDC health risk index: 13.04 — above typical levels.
Tulsa's Water Providers
Across Tulsa, OK, residential water comes from 3 primary utilities rather than a single consolidated provider. Each system operates independently — managing its own distribution infrastructure, rate schedules, and EPA compliance filings. Federal records track 15 water systems in the area, with these top providers accounting for the majority of residential connections.
Overview
We track water quality and home safety data for 52 ZIP codes in Tulsa, Oklahoma (population ~435,134), covering 15 community water systems serving approximately 692,012 people region-wide.
52 of 52 ZIP codes (100%) have recorded EPA violations. 52 health-based violations documented.
Home Safety Score
Average Home Safety Score for Tulsa: A (88/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Tulsa water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0012 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 52 ZIP codes
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Technique | 212 | 52 |
| Stage 2 DBP Rule | Treatment Technique | 106 | 52 |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 53 | 52 |
| Stage 1 DBP Rule | Treatment Technique | 53 | 52 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 74101 | A | 8 | 1 | Tulsa |
| 74102 | A | 8 | 1 | Tulsa |
| 74103 | A | 8 | 1 | Tulsa |
| 74104 | A | 8 | 1 | Tulsa |
| 74105 | B | 8 | 1 | Tulsa |
| 74106 | A | 8 | 1 | Tulsa |
| 74107 | B | 8 | 1 | Tulsa |
| 74108 | A | 8 | 1 | Tulsa |
| 74110 | A | 8 | 1 | Tulsa |
| 74112 | B | 8 | 1 | Tulsa |
All ZIP Codes in Tulsa
- 74101 [A] — 8 violations ⚠
- 74102 [A] — 8 violations ⚠
- 74103 [A] — 8 violations ⚠
- 74104 [A] — 8 violations ⚠
- 74105 [B] — 8 violations ⚠
- 74106 [A] — 8 violations ⚠
- 74107 [B] — 8 violations ⚠
- 74108 [A] — 8 violations ⚠
- 74110 [A] — 8 violations ⚠
- 74112 [B] — 8 violations ⚠
- 74114 [B] — 8 violations ⚠
- 74115 [B] — 8 violations ⚠
- 74116 [A] — 8 violations ⚠
- 74117 [A] — 8 violations ⚠
- 74119 [A] — 8 violations ⚠
- 74120 [A] — 8 violations ⚠
- 74121 [A] — 8 violations ⚠
- 74126 [A] — 8 violations ⚠
- 74127 [A] — 8 violations ⚠
- 74128 [B] — 8 violations ⚠
- 74129 [B] — 8 violations ⚠
- 74130 [B] — 8 violations ⚠
- 74131 [A] — 8 violations ⚠
- 74132 [B] — 8 violations ⚠
- 74133 [B] — 8 violations ⚠
- 74134 [A] — 8 violations ⚠
- 74135 [B] — 8 violations ⚠
- 74136 [B] — 8 violations ⚠
- 74137 [A] — 8 violations ⚠
- 74141 [A] — 8 violations ⚠
- 74145 [B] — 8 violations ⚠
- 74146 [B] — 8 violations ⚠
- 74147 [A] — 8 violations ⚠
- 74148 [A] — 8 violations ⚠
- 74149 [A] — 8 violations ⚠
- 74150 [A] — 8 violations ⚠
- 74152 [A] — 8 violations ⚠
- 74153 [A] — 8 violations ⚠
- 74155 [A] — 8 violations ⚠
- 74156 [A] — 8 violations ⚠
- 74157 [A] — 8 violations ⚠
- 74158 [A] — 8 violations ⚠
- 74159 [A] — 8 violations ⚠
- 74169 [A] — 8 violations ⚠
- 74170 [A] — 8 violations ⚠
- 74171 [A] — 8 violations ⚠
- 74172 [A] — 8 violations ⚠
- 74182 [A] — 8 violations ⚠
- 74186 [A] — 8 violations ⚠
- 74187 [A] — 8 violations ⚠
- 74192 [A] — 8 violations ⚠
- 74193 [A] — 8 violations ⚠
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Tulsa Community Health Snapshot
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
What's in Tulsa's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
How Remediation Costs Compare in Tulsa
In Tulsa, property wealth outpaces what documented remediation typically demands — the equity burden lands well within the low tier.
Remediation costs in Tulsa are relatively low compared to home values. The $744–$1,923 estimated range is a small fraction of median property value. Home values are 11% above the Oklahoma average.
Tulsa: Lead Risk & Vulnerable Populations
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Lead risk in Tulsa appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Tulsa: Flood History & Water Damage Risk
Flood claims in Tulsa number 2597 under the NFIP, and 65% of ZIP codes fall within FEMA-designated zones — together reflecting a community where flooding is a recurring, significant feature of the local risk environment with direct implications for periodic water supply safety.
Tulsa has a significant flood history with 2,597 FEMA flood insurance claims on record, averaging $13,487 per claim. With 65% of ZIP codes in FEMA-designated flood zones, flood risk is a major concern for homeowners and water quality.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$1,188</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Tulsa, OK