Chattanooga, OK: 7 Health Violations — 66/100 (2026)
1 ZIP code · 5 water systems · Updated 2026-06-03
Within Chattanooga, water safety data for OK reveals moderate quality — federal standards are generally met, but documented exceptions exist in specific service areas.
How Chattanooga Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Chattanooga Water
- Your city's water systems recorded 16 violations in the past 5 years.
- Average lead level: 0.0076 mg/L.
- Homes built before 1986: 71% — older plumbing may contain lead solder.
- Estimated remediation: $600 per household.
- CDC health risk index: 14.14 — above typical levels.
Who Supplies Your Water in Chattanooga
Multiple utilities divide Chattanooga, OK's water service — 3 leading providers among 5 on the federal register.
Overview
We track water quality and home safety data for 1 ZIP code in Chattanooga, Oklahoma (population ~605), covering 5 community water systems serving approximately 10,678 people region-wide.
1 of 1 ZIP code (100%) have recorded EPA violations. 7 health-based violations documented.
Home Safety Score
Average Home Safety Score for Chattanooga: C (66/100)
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
Chattanooga water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0076 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)
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Arsenic | Inorganic | 10 | 1 |
| Stage 2 DBP Rule | Treatment Technique | 8 | 1 |
| Revised Total Coliform Rule | Microbiological | 8 | 1 |
| Contaminant 1052 | Other | 2 | 1 |
| Total Coliform | Microbiological | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 73528 | C | 16 | 7 | Tillman Company Rwd #1 |
All ZIP Codes in Chattanooga
- 73528 [C] — 16 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.
Health Outcomes in Chattanooga
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 Chattanooga Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Chattanooga
With 71% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
The character of Chattanooga's housing stock is one of deep historical layering — a median build year of 1976 signals a city built largely before the plumbing era changes of 1986 and 1970. Lead-soldered copper joints and, in the oldest properties, lead service lines are commonly present in this inventory. That context shapes what individual water testing may reveal, particularly in neighborhoods where the oldest housing is concentrated.
Over half of homes in Chattanooga were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Chattanooga Homeowners
What does remediation cost in financial context for Chattanooga homeowners? Proportionally very little — the equity share here is low, and addressing documented issues is a manageable planning question rather than a material financial burden.
Remediation costs in Chattanooga are relatively low compared to home values. The $300–$1,500 estimated range is a small fraction of median property value. Home values are 7% above the Oklahoma average.
Lead Exposure Risk for Children in Chattanooga
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.
Despite citywide averages serving as the standard public reference point, those aggregates cannot resolve what is happening at one specific faucet — and where 71% of Chattanooga homes come from before the solder rule or where utility samples sit at or above the action mark, the gap between system data and faucet reality matters more than it does in lower-exposure communities. An in-home draw closes that gap, with certified filtration through retailer networks available where confirmed faucet results warrant additional measures.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
What You Can Do in Chattanooga
- 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 Arsenic can reduce the most common contaminant found in Chattanooga's water.
- Check your home's plumbing. With 71% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Chattanooga, OK