South Windham, ME: High Radon Risk — 53/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
State safety rankings put South Windham, ME near the lower tier — below-average compliance on record.
How South Windham Compares
Data: EPA SDWIS Last verified: 2026-06-03
South Windham Water: The Quick Version
- Estimated remediation: $3,000 per household.
- CDC health risk index: 11.38.
Water Systems Serving South Windham
Because residential water in South Windham, ME flows primarily through a single utility, infrastructure decisions, rate-setting, and EPA compliance are all managed within one organizational structure. Federal records show 1 system active in the area, but one provider dominates the service landscape for most homes and apartments.
Overview
We track water quality and home safety data for 1 ZIP code in South Windham, Maine, covering 1 community water system serving approximately 46 people.
No EPA violations recorded across any ZIP codes in South Windham — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for South Windham: 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
South Windham water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for South Windham
- 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 |
|---|---|---|---|
| 04082 | D | 322 ROOSEVELT TRAIL | 46 |
All ZIP Codes in South Windham
- 04082 [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 South Windham
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 South Windham
Flood zone coverage in South Windham is limited, and NFIP data confirms that pattern with a modest claim total. Limited flood frequency generally means limited risk of the water-quality disruptions that large flood events can trigger.
South Windham has a relatively low flood history with 1 FEMA claims on record. While risk is limited, severe weather events can still impact water infrastructure.
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>$3,000</strong> remediation cost per household.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
What You Can Do in South Windham
- 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 South Windham, ME