Public water system · 083090040
ActiveIsland Mountain Development Group
Non-transient non-community water system in Montana, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
150
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-11-28 | 34 | 3014 | No | Unaddressed |
| 2023-09-07 | 45 | 0800 | Yes | Resolved |
| 2023-01-01 | 03 | 1038 | No | Resolved |
| 2021-12-30 | 66 | 5000 | No | Resolved |
| 2020-01-01 | 03 | 2033 | No | Resolved |
| 2019-02-01 | 3A | 8000 | No | Resolved |
Island Mountain Development Group: frequently asked questions
Is Island Mountain Development Group's water safe to drink?
Island Mountain Development Group is an active non-transient non-community water system regulated under the Safe Drinking Water Act, overseen by the EPA Region 08. 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 Island Mountain Development Group?
Island Mountain Development Group (PWSID 083090040) is a native american-owned non-transient non-community water system, regulated by the EPA Region 08.
How many people does Island Mountain Development Group serve?
Island Mountain Development Group reports serving 150 people through 1 service connections in Montana.
Where does Island Mountain Development Group get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Montana
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| New York City System | Richmond | 8,271,000 | Community | Surface water |
| Los Angeles-City, Dept. of Water & Power | Los Angeles | 7,751,132 | Community | Surface water |
| City of Houston | Harris | 2,970,543 | Community | Surface water |
| Chicago | Cook | 2,746,388 | Community | Surface water |
| MWRA | Suffolk | 2,660,000 | Community | Surface water |
| Mdwasa - Main System | Miami-Dade | 2,377,460 | Community | Groundwater |