Grand Lake Stream, ME Water Safety: 53/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Systems across Grand Lake Stream show elevated violation counts against ME benchmarks — the low safety grade reflects that ongoing compliance pattern.
How Grand Lake Stream Compares
Data: EPA SDWIS Last verified: 2026-06-03
Grand Lake Stream Water: The Quick Version
- Estimated remediation: $400 per household.
- CDC health risk index: 16.36 — above typical levels.
Water Systems Serving Grand Lake Stream
Federal records track 1 water system in Grand Lake Stream, ME, and a single provider handles the dominant share of residential connections while carrying primary responsibility for EPA compliance.
Overview
We track water quality and home safety data for 1 ZIP code in Grand Lake Stream, Maine, covering 1 community water system serving approximately 535 people.
No EPA violations recorded across any ZIP codes in Grand Lake Stream — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Grand Lake Stream: 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
Grand Lake Stream water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Grand Lake Stream
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate 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 |
|---|---|---|---|
| 04637 | D | INDIAN TOWNSHIP TRIBAL WATER SYSTEM | 535 |
All ZIP Codes in Grand Lake Stream
- 04637 [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 Grand Lake Stream
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 You Can Do in Grand Lake Stream
- 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 Grand Lake Stream, ME