Swans Island, ME Water Quality Testing & Safety Report
EPA compliance records, water testing guidelines, and hardness metrics for all 1 ZIP code in Swans Island, Maine
Data aggregated & verified by Sahajul Haque from federal SDWIS & ECHO filingsIs Tap Water Safe to Drink in Swans Island, ME?
Tap water in Swans Island, ME receives an EPA Safety Grade of D (53/100) due to 0 health-based violation(s) and elevated lead risk. While treated by local utilities, residents are advised to test tap water and use an NSF/ANSI 53 certified filter for drinking and cooking.
Average Score
53/100
Health Violations
0
Water Hardness
Hard
160 mg/L (9.4 GPG)
High Lead Risk
1
of 1 ZIP codes
About Tap Water in Swans Island, ME
Drinking water in Swans Island, ME receives an average water quality grade of D (score: 53/100) across its 1 ZIP code. Safe Drinking Water Act compliance monitoring is managed by local utilities including STONINGTON WATER COMPANY.
Water Quality Testing in Swans Island, ME
Tap Water & Well Water Testing Recommendations
Testing your drinking water in Swans Island confirms whether contaminants like lead, nitrates, bacteria, and PFAS are entering your home. While municipal utilities test water before distribution, private plumbing and private well systems require homeowner testing.
Tap Water Testing Checklist
- 1.Identify your plumbing age: Homes built before 1986 in Swans Island may have lead solder or lead service lines.
- 2.Request your utility's latest Consumer Confidence Report (CCR) for annual municipal baseline data.
- 3.Use an EPA-certified laboratory or state-certified test kit for precision lead and PFAS detection (standard DIY strips cannot reliably measure trace heavy metals).
- 4.Collect a "first draw" sample: Test water that has sat motionless in pipes for at least 6 hours to check for plumbing corrosion.
Private Well Water Testing Checklist
- •Private wells in ME are not monitored by the EPA or Maine Center for Disease Control and Prevention — testing is 100% the homeowner's responsibility.
- •Annual Test: Screen for Total Coliform Bacteria, E. coli, Nitrates/Nitrites, and pH every spring.
- •Comprehensive Test (Every 3-5 Years): Test for heavy metals (Lead, Arsenic, Uranium), Volatile Organic Compounds (VOCs), and Hardness.
- •Post-Disruption Testing: Immediately test well water following heavy floods, local construction, agricultural runoff, or sudden taste/odor changes.
Critical Water Testing Parameters for Swans Island Residents
| Parameter | Health Reason | EPA Limit / Standard |
|---|---|---|
| Lead (Pb) | Plumbing corrosion; dangerous neurotoxin for children | 15 ppb (Action Level) / 0 ppb Goal |
| Total Coliform & E. Coli | Bacterial contamination from sewage or surface runoff | 0 mg/L (Zero Tolerance) |
| Nitrates / Nitrites | Fertilizer and septic tank seepage; causes blue baby syndrome | 10 mg/L (MCL) |
| Water Hardness (Ca & Mg) | Affects appliance lifespan, scale buildup, and skin hydration | Hard (>120 mg/L) |
| PFAS ("Forever Chemicals") | Industrial non-stick chemicals linked to metabolic and immune issues | 4.0 ppt (EPA 2024 Rule) |
Water Quality by ZIP Code — Swans Island, ME
Showing 1 of 1 monitored ZIP code in Swans Island
All Swans Island, ME ZIP Code Reports (1 Total)
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Frequently Asked Questions — Swans Island Water Quality & Testing
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