SWEETGRASS WATER USERS ASSN
PWSID: MT0000340 · Sweet Grass, MT · Serves 100 people
According to EPA Safe Drinking Water Information System (SDWIS), SWEETGRASS WATER USERS ASSN (PWSID MT0000340) in Sweet Grass, MT is listed as a CWS water system covering about 100 people. The same extract lists 3 health-based violation records spanning 2025-2025. Those 3 health-based rows for SWEETGRASS WATER USERS ASSN cover contaminants such as TTHM; they remain historical EPA registry entries, not a current compliance or drinkability score.
SWEETGRASS WATER USERS ASSN has 3 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 1 distinct EPA contaminant code appears in this system's record, including TTHM. Recorded violations span 2025–2025. Day-to-day primacy enforcement for this system runs through the Montana drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Montana state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- MT0000340
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Sweet Grass, MT
- Population Served
- 100
- Health Violations
- Yes (3)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| TTHM | 3 | 3 |
Violation History (3)
Frequently Asked Questions
What does EPA SDWIS list for SWEETGRASS WATER USERS ASSN?
How many people does SWEETGRASS WATER USERS ASSN serve?
What violations does SWEETGRASS WATER USERS ASSN have?
What contaminants have been found in SWEETGRASS WATER USERS ASSN water?
Compare beyond Montana
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest SWEETGRASS WATER USERS ASSN on cumulative violation count (3) and EPA-reported population served (100). Violation-count peers include Mohegan Tribal Utility Authority, RED CLIFF NORTH, Tesuque Pueblo.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
SWEETGRASS WATER USERS ASSN (MT0000340) is drawn from EPA SDWIS. Nearby county systems in this extract include SHELBY CITY OF; SUNBURST TOWN OF; OILMONT COUNTY WATER DISTRICT; KEVIN TOWN OF. Health-based rows (3 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.