TWIN HILLS COLONY INC
PWSID: MT0003978 · Carter, MT · Serves 78 people
According to EPA Safe Drinking Water Information System (SDWIS), TWIN HILLS COLONY INC (PWSID MT0003978) in Carter, MT is listed as a CWS water system covering about 78 people. The same extract lists 8 health-based violation records spanning 2019-2020. Those 8 health-based rows for TWIN HILLS COLONY INC cover contaminants such as Total Haloacetic Acids (HAA5), TTHM; they remain historical EPA registry entries, not a current compliance or drinkability score.
TWIN HILLS COLONY INC has 8 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. 2 distinct EPA contaminant codes appear in this system's record, including Total Haloacetic Acids (HAA5), TTHM. Recorded violations span 2019–2020. 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)
- MT0003978
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Carter, MT
- Population Served
- 78
- Health Violations
- Yes (8)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Total Haloacetic Acids (HAA5) | 4 | 4 |
| TTHM | 4 | 4 |
Violation History (8)
| Contaminant | Health | Date |
|---|---|---|
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2020 |
| TTHM | Yes | Apr 1, 2020 |
| TTHM | Yes | Jan 1, 2020 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2020 |
| TTHM | Yes | Oct 1, 2019 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2019 |
| TTHM | Yes | Jul 1, 2019 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2019 |
Frequently Asked Questions
What does EPA SDWIS list for TWIN HILLS COLONY INC?
How many people does TWIN HILLS COLONY INC serve?
What violations does TWIN HILLS COLONY INC have?
What contaminants have been found in TWIN HILLS COLONY INC water?
Compare beyond Montana
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest TWIN HILLS COLONY INC on cumulative violation count (8) and EPA-reported population served (78). Violation-count peers include Mashantucket Pequot Water System, San Ildefonso Pueblo, TOWAOC WATER SYSTEM.
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
TWIN HILLS COLONY INC (MT0003978) is drawn from EPA SDWIS. Nearby county systems in this extract include FORT BENTON CITY OF; BIG SANDY TOWN OF; HIGHWOOD COUNTY WATER AND SEWER DISTRICT; GERALDINE TOWN OF. Health-based rows (8 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.