Public water system · MI0001040
ActiveCalumet
Community water system in Houghton County, Michigan, drawing primarily on purchased groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
726
Service connections
273
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
The one violation in EPA's records.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Calumet: frequently asked questions
Is Calumet's water safe to drink?
Calumet is an active community water system regulated under the Safe Drinking Water Act, overseen by the MI state drinking water program. EPA's SDWA data records violations for this system — the most recent are listed on this page; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs Calumet?
Calumet (PWSID MI0001040) is a local government-owned community water system, regulated by the MI state drinking water program.
How many people does Calumet serve?
Calumet reports serving 726 people through 273 service connections in Houghton County, Michigan.
Where does Calumet get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater.
Other water systems in Houghton County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Houghton | Houghton | 8,386 | Community | Groundwater |
| Upper Michigan Water Company | Houghton | 5,535 | Community | Groundwater |
| Hancock | Houghton | 4,500 | Community | Purchased groundwater |
| Adams Township | Houghton | 2,010 | Community | Groundwater |
| Laurium | Houghton | 1,947 | Community | Purchased groundwater |
| Osceola Township | Houghton | 1,391 | Community | Groundwater |
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