Water Quality in Dexter, ME (04930)
EPA violation data for public water systems serving ZIP code 04930.
No Health-Based Violations
None of the 15 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are24 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 81% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
4,258
Population
15
Water Systems
24
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (15)
Dexter Utility District
All resolvedAnthonys On Moosehead Trail
Lakeshore Restaurant
All resolvedAos 94 Athens Community School
All resolvedTwo Knights Brewing Company
All resolvedCamp Dexter
Harmony Elementary School
Msad 46 Exeter Cons School
Rainbo Mobile Home Park
Log Cabin Grocery/Take-Out
Dup Big Indian
Dexter Recreational Area
Big Indian Lake Cottages
Camp Dexter
Harmon'S Mobile Home Park
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
How Does This Compare?
Dexter (04930) has more violations than 81% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 24, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.