Public water system · MT0004881
ActiveBlack Rock Estates Subdivision
Community water system in Yellowstone County, Montana, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
75
Service connections
57
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2023-07-01 | 71 | 7000 | No | Resolved |
| 2021-10-01 | 52 | 5000 | No | Resolved |
| 2019-07-01 | 03 | 2042 | No | Resolved |
| 2019-07-01 | 03 | 2051 | No | Resolved |
| 2019-07-01 | 03 | 2065 | No | Resolved |
| 2019-07-01 | 03 | 2274 | No | Resolved |
| 2019-07-01 | 03 | 4010 | No | Resolved |
| 2019-07-01 | 03 | 2326 | No | Resolved |
| 2019-07-01 | 03 | 4000 | No | Resolved |
| 2019-07-01 | 03 | 2010 | No | Resolved |
| 2019-07-01 | 03 | 2050 | No | Resolved |
| 2019-07-01 | 03 | 2041 | No | Resolved |
Black Rock Estates Subdivision: frequently asked questions
Is Black Rock Estates Subdivision's water safe to drink?
Black Rock Estates Subdivision is an active community water system regulated under the Safe Drinking Water Act, overseen by the MT 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 Black Rock Estates Subdivision?
Black Rock Estates Subdivision (PWSID MT0004881) is a private-owned community water system, regulated by the MT state drinking water program.
How many people does Black Rock Estates Subdivision serve?
Black Rock Estates Subdivision reports serving 75 people through 57 service connections in Yellowstone County, Montana.
Where does Black Rock Estates Subdivision get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Yellowstone County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Billings City of | Yellowstone | 114,000 | Community | Surface water |
| Billings Heights Co Water Dist of | Yellowstone | 12,000 | Community | Purchased surface water |
| Laurel Municipal Water System | Yellowstone | 6,339 | Community | Surface water |
| Lockwood Water and Sewer District | Yellowstone | 5,900 | Community | Surface water |
| Rocky Mountain College | Yellowstone | 5,700 | Non-transient non-community | Purchased surface water |
| Montana State University Billings | Yellowstone | 2,999 | Non-transient non-community | Purchased surface water |