Water Quality in Calais, ME (04619)
EPA violation data for public water systems serving ZIP code 04619.
Active Health Violations
7 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 91% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
3,097
Population
25
Water Systems
51
Violations (5yr)
7
Health-Based
Location
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Water Systems Serving This Area (25)
Washington County Community College #3
All resolvedCalais High School
Keenes Lake Family Campground
All resolvedSt Croix Country Club Inc
1 health-basedWashington County Community College #2
Sherman Big Stop
Calais Regional Hospital
Washington County Community College #1
6 health-basedThe Inn Of The Majic Dragon
Baptist Youth Camp
Ginger Bed Motor Court
Saint Croix Island Historic Site
Alexander Elem School
Washington County Community College #4
Heslins Motel
Cold Springs Motor Court
O'Neills Trailer Park
Hovey'S Trailer Park
Downeaster Motel
Heslin'S Motel
Us Border Station-Vanceboro
All resolvedIce Cream Patch & Take-Out
Riverside Dairy Bar
St. Croix Valley Drive-In
U.S. Fish & Wildlife Service
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
A naturally occurring element that can cause cancer and other health effects at high levels.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
Copper (Cu)
Exceeds limitSampled: Jul 2022
How Does This Compare?
Calais (04619) has more violations than 91% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 51.
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.