Chickasha, OK: 28 Health Violations — 63/100 (2026)
2 ZIP codes · 8 water systems · Updated 2026-06-03
Chickasha, OK: middle-tier water safety by the latest federal monitoring.
How Chickasha Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Chickasha Water
- Your city's water systems recorded 42 violations in the past 5 years.
- Average lead level: 0.0037 mg/L.
- Estimated remediation: $2,100 per household.
- CDC health risk index: 14 — above typical levels.
Who Supplies Your Water in Chickasha
Water delivery in Chickasha, OK is handled by 3 utilities rather than a single system — drawn from 8 providers in federal records, each filing its own compliance reports and setting its own rates.
Overview
We track water quality and home safety data for 2 ZIP codes in Chickasha, Oklahoma, covering 8 community water systems serving approximately 20,393 people.
2 of 2 ZIP codes (100%) have recorded EPA violations. 28 health-based violations documented.
Home Safety Score
Average Home Safety Score for Chickasha: C (63/100)
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
Chickasha water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0037 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): 2 ZIP codes
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Fecal Coliform | Microbiological | 33 | 2 |
| Stage 2 DBP Rule | Treatment Technique | 12 | 2 |
| Consumer Confidence Report Rule | Reporting | 6 | 2 |
| Revised Total Coliform Rule | Microbiological | 6 | 2 |
| Surface Water Treatment Rule | Treatment Technique | 3 | 2 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 73018 | C | 21 | 14 | Chickasha Municipal Authority |
| 73023 | C | 21 | 14 | Chickasha Municipal Authority |
All ZIP Codes in Chickasha
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.
Health Outcomes in Chickasha
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
Top Contaminants in Chickasha Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Cost Context: What Remediation Means for Chickasha Homeowners
Property equity in Chickasha sits at a moderate ratio to estimated remediation costs — a classification that reframes the household financial perspective from routine maintenance to deliberate budgeting, where most homeowners have a realistic path to addressing documented water and safety issues if they map the financial commitment against available resources before committing to scope.
Remediation costs are moderate relative to home values in Chickasha. The estimated $1,300–$3,650 range is manageable for most homeowners but still worth budgeting for. Home values are 13% below the Oklahoma average.
Lead Exposure Risk for Children in Chickasha
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 Chickasha 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.
Flood & Climate Risk in Chickasha
Over the multi-decade window covered by the National Flood Insurance Program, Chickasha has accumulated 186 claims — a total that suggests more than isolated flood exposure. With 100% of ZIP codes in designated flood zones, the water-quality implications of flooding move from hypothetical to periodically relevant: treatment intake can be compromised, wells can be infiltrated, and distribution backflow can occur.
Chickasha has a moderate flood history with 186 FEMA claims averaging $17,793 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
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>$2,100</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.
What You Can Do in Chickasha
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. Filters rated for Fecal Coliform can reduce the most common contaminant found in Chickasha's water.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
Deep Dive Reports
Detailed analysis for Chickasha, OK