Lawton, OK: 40 Violations — 80/100 (2026)
5 ZIP codes · 10 water systems · Updated 2026-06-03
For households in Lawton, OK water data shows a consistently above-average safety picture.
How Lawton Compares
Data: EPA SDWIS Last verified: 2026-06-03
Water Quality Map: Lawton, OK
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Score Distribution
Safety grade breakdown for Lawton's 5 ZIP codes.
Key Facts for Lawton Residents
- Your city's water systems recorded 40 violations in the past 5 years.
- Average lead level: 0.002 mg/L.
- Homes built before 1986: 69% — older plumbing may contain lead solder.
- Estimated remediation: $1,650 per household.
- CDC health risk index: 14.14 — above typical levels.
Lawton's Water Providers
Multiple utilities divide Lawton, OK's water service — 3 leading providers among 10 on the federal register.
Overview
We track water quality and home safety data for 5 ZIP codes in Lawton, Oklahoma, covering 10 community water systems serving approximately 89,537 people.
5 of 5 ZIP codes (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Lawton: B (80/100)
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
Lawton water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0020 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): 5 ZIP codes
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Technique | 12 | 5 |
| Consumer Confidence Report Rule | Reporting | 12 | 5 |
| Revised Total Coliform Rule | Microbiological | 12 | 5 |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 6 | 5 |
| E. coli | Microbiological | 6 | 5 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 73501 | B | 8 | 0 | Lawton |
| 73502 | A | 8 | 0 | Lawton |
| 73505 | B | 8 | 0 | Lawton |
| 73506 | A | 8 | 0 | Lawton |
| 73507 | B | 8 | 0 | Lawton |
All ZIP Codes in Lawton
- 73501 [B] — 8 violations
- 73502 [A] — 8 violations
- 73505 [B] — 8 violations
- 73506 [A] — 8 violations
- 73507 [B] — 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.
Lawton 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 Lawton's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Lawton Infrastructure Age
With 69% 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 Lawton's housing stock is one of deep historical layering — a median build year of 1970 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 Lawton 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.
How Remediation Costs Compare in Lawton
The cost-to-value ratio in Lawton is in the moderate range — neither dismissible nor alarming, but above the threshold where remediation can be treated as incidental. Most homeowners here are weighing a real equity commitment, and the moderate classification reflects that accurately.
Remediation costs are moderate relative to home values in Lawton. The estimated $1,100–$2,325 range is manageable for most homeowners but still worth budgeting for. Home values are 2% above the Oklahoma average.
Lawton: 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.
Confirming what arrives at a specific faucet is something utility-side averages cannot do. With 69% of Lawton stock built before the lead-solder ban and citywide monitoring at or beyond the regulatory mark, a tap-level kit fits the standard diligence picture.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Lawton: Flood History & Water Damage Risk
Lawton's flood profile — 682 NFIP claims over the program's multi-decade period and 80% of ZIP codes within FEMA-designated flood zones — reflects a community where flooding has shaped the local risk landscape in sustained ways. That sustained exposure has specific consequences for water quality that don't apply to lower-exposure areas. Treatment facilities handling intake from flood-saturated watersheds face contaminant loads that can exceed normal filtration capacity. Private wells in FEMA-designated zones face surface infiltration risk during every significant event. Distribution systems in areas that flood repeatedly accumulate backflow stress over time. None of these represent constant threats to water quality, but they are activated by the kinds of events that the NFIP record shows have occurred here, repeatedly, over many years.
Lawton has a significant flood history with 682 FEMA flood insurance claims on record, averaging $24,801 per claim. With 80% 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>$1,650</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 Lawton, OK