Water Quality in Southwick, MA (01077)
EPA violation data for public water systems serving ZIP code 01077.
No Health-Based Violations
None of the 7 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are5 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 53% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
9,217
Population
7
Water Systems
5
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (7)
Southwick Water Dept
The Ranch Golf Club
White Birches Mhp
Sodom Mountain Campground
West Granville School Inact
1365 Mountain Road - Suffield
All resolvedDavid Lafrance
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
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: Jun 2025
How Does This Compare?
Southwick (01077) has more violations than 53% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 5, 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.