COUNTY WATER-SYSTEM LEDGER
Hampden, Massachusetts
EPA’s September 2026 export lists 13 active community water systems serving Hampden, Massachusetts, with 3 current-violation flags and 0 serious-violator flags among the covered systems.
Source: EPA SDWIS system-search export · Active community systems serving 2,500+ people · Snapshot 13 Sep 2026
01 / SYSTEMS
Water systems serving Hampden, Massachusetts
EPA associates 13 covered systems with Hampden, Massachusetts; their reported population-served values total 421,871 and may overlap.
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| Springfield Water And Sewer CommissionMA1281000 | 169,170 | Surface water | No current violation flagged |
| Chicopee Water Dept (Mwra)MA1061000 | 55,560 | Surface water purchased | Other current violation flag |
| Westfield Dpwwater DivisionMA1329000 | 41,094 | Surface water | No current violation flagged |
| Holyoke Water WorksMA1137000 | 37,838 | Surface water | No current violation flagged |
| West Springfield Dpw Water DivisionMA1325000 | 28,835 | Ground water | No current violation flagged |
| Agawam Water DepartmentMA1005000 | 28,692 | Surface water purchased | No current violation flagged |
| East Longmeadow Dpw Water DeptMA1085000 | 16,358 | Surface water purchased | No current violation flagged |
| Longmeadow Water DeptMA1159000 | 15,853 | Surface water purchased | Current monitoring/reporting flag |
| Wilbraham Water Dept (Mwra)MA1339000 | 8,533 | Surface water purchased | No current violation flagged |
| Southwick Water DeptMA1279000 | 7,669 | Surface water purchased | No current violation flagged |
| Palmer Water District No.1MA1227000 | 4,789 | Surface water | No current violation flagged |
| Monson Water And Sewer DeptMA1191000 | 4,222 | Ground water | No current violation flagged |
| Three Rivers Fire DistrictMA1227003 | 3,258 | Ground water | Current monitoring/reporting flag |
02 / SOURCE MIX
Primary water sources for Hampden, Massachusetts
EPA classifies 13 systems serving Hampden, Massachusetts across 3 primary-source categories; Surface water is the largest category with 4 systems.
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.