Public water system · MT0002385
ActiveBig Sky County Water and Sewer Dist 363
Community water system in Madison County, Montana, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
4,132
Service connections
2,599
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-04-01 | 03 | 1038 | No | Resolved |
| 2020-07-01 | 71 | 7000 | No | Resolved |
| 2014-07-01 | 71 | 7000 | No | Resolved |
| 2012-01-01 | 03 | 1038 | No | Resolved |
| 2012-01-01 | 22 | 3100 | Yes | Resolved |
| 2009-01-01 | 03 | 1038 | No | Resolved |
| 2008-09-01 | 22 | 3100 | Yes | Resolved |
| 2008-08-01 | 24 | 3100 | No | Resolved |
| 2008-07-01 | 24 | 3100 | No | Resolved |
| 2005-10-01 | 23 | 3100 | No | Resolved |
| 2005-08-01 | 22 | 3100 | Yes | Resolved |
| 2005-07-01 | 26 | 3100 | No | Resolved |
Big Sky County Water and Sewer Dist 363: frequently asked questions
Is Big Sky County Water and Sewer Dist 363's water safe to drink?
Big Sky County Water and Sewer Dist 363 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 Big Sky County Water and Sewer Dist 363?
Big Sky County Water and Sewer Dist 363 (PWSID MT0002385) is a local government-owned community water system, regulated by the MT state drinking water program.
How many people does Big Sky County Water and Sewer Dist 363 serve?
Big Sky County Water and Sewer Dist 363 reports serving 4,132 people through 2,599 service connections in Madison County, Montana.
Where does Big Sky County Water and Sewer Dist 363 get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Madison County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Huntsville Utilities Water Dept. | Madison | 310,107 | Community | Surface water |
| Madison County Water Department | Madison | 119,100 | Community | Purchased surface water |
| Jackson Water System | Madison | 91,111 | Community | Groundwater |
| Anderson Water Department | Madison | 55,212 | Community | Groundwater under influence of surface water |
| Madison, the W & Ww Board of the City of | Madison | 54,114 | Community | Surface water |
| Harvest-Monrovia Water System | Madison | 51,915 | Community | Groundwater under influence of surface water |