Capshaw, AL: High Radon Risk — 53/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
In recent EPA cycles, Capshaw shows a persistent below-average water quality pattern within AL — documented violations span multiple service areas and have appeared consistently across reporting periods.
How Capshaw Compares
Data: EPA SDWIS Last verified: 2026-06-03
Capshaw Water: The Quick Version
- Estimated remediation: $3,600 per household.
- CDC health risk index: 13.66 — above typical levels.
Water Systems Serving Capshaw
In Capshaw, AL, the drinking water supply is organized under a single dominant utility — a consolidated structure that shapes how infrastructure investment, regulatory compliance, and rate decisions flow to households. When one provider handles the overwhelming share of residential connections out of 1 tracked system, accountability is clear: service upgrades, EPA violation responses, and tariff changes all funnel through that single organizational structure.
Overview
We track water quality and home safety data for 1 ZIP code in Capshaw, Alabama, covering 1 community water system serving approximately 54,114 people.
No EPA violations recorded across any ZIP codes in Capshaw — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Capshaw: D (53/100)
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
Capshaw water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Capshaw
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 35742 | D | MADISON, THE W & WW BOARD OF THE CITY OF | 54,114 |
All ZIP Codes in Capshaw
- 35742 [D]
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 Capshaw
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
Climate-Related Water Risk for Capshaw
FEMA data shows 100% of Capshaw's ZIP codes mapped into designated flood zones, paired with an NFIP record of 3 claims. That footprint places local flood exposure in the range where it warrants attention without rising to high-severity planning territory.
Capshaw has a moderate flood history with 3 FEMA claims averaging $37,592 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>$3,600</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 Capshaw
- 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 Capshaw, AL