Public water system · IL1170250
ActiveDorchester
Community water system in Macoupin County, Illinois, drawing primarily on purchased surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
562
Service connections
216
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-04-01 | 27 | 2456 | No | Resolved |
| 2025-04-01 | 27 | 2950 | No | Resolved |
| 2011-01-02 | 66 | 5000 | No | Resolved |
| 2010-07-01 | 72 | 7000 | No | Resolved |
| 2005-10-01 | 52 | 5000 | No | Resolved |
| 2004-07-01 | 72 | 7000 | No | Resolved |
| 1997-07-01 | 02 | 2050 | Yes | Resolved |
| 1997-07-01 | 23 | 3100 | No | Archived |
| 1997-04-01 | 02 | 2050 | Yes | Resolved |
| 1997-01-01 | 02 | 2050 | Yes | Resolved |
| 1996-11-01 | 23 | 3100 | No | Archived |
| 1996-10-01 | 02 | 2050 | Yes | Resolved |
Dorchester: frequently asked questions
Is Dorchester's water safe to drink?
Dorchester is an active community water system regulated under the Safe Drinking Water Act, overseen by the IL state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs Dorchester?
Dorchester (PWSID IL1170250) is a local government-owned community water system, regulated by the IL state drinking water program.
How many people does Dorchester serve?
Dorchester reports serving 562 people through 216 service connections in Macoupin County, Illinois.
Where does Dorchester get its water?
EPA SDWIS lists this system's primary water source as purchased surface water.
Other water systems in Macoupin County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Carlinville | Macoupin | 6,598 | Community | Surface water |
| Staunton | Macoupin | 5,756 | Community | Surface water |
| Brighton | Macoupin | 5,041 | Community | Purchased surface water |
| Gillespie | Macoupin | 3,737 | Community | Surface water |
| Virden | Macoupin | 3,274 | Community | Purchased surface water |
| Mount Olive | Macoupin | 2,193 | Community | Purchased surface water |