Crowley, LA: High Radon Risk — 47/100 (2026)
2 ZIP codes · 8 water systems · Updated 2026-06-03
Public water data for Crowley, LA shows a low safety grade — health-based violations appear across a meaningful share of service areas in current EPA records.
How Crowley Compares
Data: EPA SDWIS Last verified: 2026-06-03
Crowley Water: The Quick Version
- Estimated remediation: $1,200 per household.
- CDC health risk index: 16.61 — above typical levels.
Water Systems Serving Crowley
3 water utilities share the residential service territory in Crowley, LA — out of 8 total systems in federal records.
Overview
We track water quality and home safety data for 2 ZIP codes in Crowley, Louisiana (population ~16,740), covering 8 community water systems serving approximately 41,120 people region-wide.
No EPA violations recorded across any ZIP codes in Crowley — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Crowley: D (47/100)
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
Crowley water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Crowley
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 70526 | D | Crowley Water System (lawco) | 17,733 |
| 70527 | D | CITY OF RAYNE WATER SYSTEM | 7,722 |
All ZIP Codes in Crowley
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.
CDC Health Data for Crowley
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
Crowley: Remediation Cost in Perspective
Remediation costs in Crowley are small relative to typical property values — the cost-to-value ratio here is favorable.
Remediation costs in Crowley are relatively low compared to home values. The $800–$1,800 estimated range is a small fraction of median property value. Home values are 11% below the Louisiana average.
Climate-Related Water Risk for Crowley
A claim count of 717 in the NFIP database — alongside 100% of ZIP codes in FEMA-designated flood zones — points to something data alone can only partly convey: a community that has repeatedly dealt with the full consequences of significant flooding. Treatment plants overwhelmed by floodwater, private wells compromised by surface infiltration, and distribution systems stressed by pressure events are all downstream effects of the flood history Crowley's NFIP record documents.
Crowley has a significant flood history with 717 FEMA flood insurance claims on record, averaging $13,123 per claim. With 100% 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>$1,200</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 Crowley
- 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. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Crowley, LA