RIVERVIEW COLONY
PWSID: MT0001777 · Chester, MT · Serves 130 people
According to EPA Safe Drinking Water Information System (SDWIS), RIVERVIEW COLONY (PWSID MT0001777) in Chester, MT is listed as a CWS water system covering about 130 people. The same extract lists 20 health-based violation records spanning 2008-2023. Those 20 health-based rows for RIVERVIEW COLONY cover contaminants such as Total Haloacetic Acids (HAA5), TTHM, Surface Water Treatment Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
RIVERVIEW COLONY has 20 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. 3 distinct EPA contaminant codes appear in this system's record, including Total Haloacetic Acids (HAA5), TTHM, Surface Water Treatment Rule. Recorded violations span 2008–2023. 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)
- MT0001777
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Chester, MT
- Population Served
- 130
- Health Violations
- Yes (20)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Total Haloacetic Acids (HAA5) | 15 | 15 |
| TTHM | 4 | 4 |
| Surface Water Treatment Rule | 1 | 1 |
Violation History (20)
| Contaminant | Health | Date |
|---|---|---|
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2023 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2023 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2023 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2023 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2021 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2021 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2020 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2020 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2020 |
| TTHM | Yes | Jan 1, 2020 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2020 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2019 |
| TTHM | Yes | Oct 1, 2019 |
| TTHM | Yes | Jul 1, 2019 |
| Total Haloacetic Acids (HAA5) | Yes | Jul 1, 2019 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2019 |
| TTHM | Yes | Apr 1, 2019 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2019 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2018 |
| Surface Water Treatment Rule | Yes | Mar 1, 2008 |
Frequently Asked Questions
What does EPA SDWIS list for RIVERVIEW COLONY?
How many people does RIVERVIEW COLONY serve?
What violations does RIVERVIEW COLONY have?
What contaminants have been found in RIVERVIEW COLONY water?
Compare beyond Montana
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest RIVERVIEW COLONY on cumulative violation count (20) and EPA-reported population served (130). Violation-count peers include Yerington (Campbell Ranch), GENTRY WATERWORKS, MULBERRY WATERWORKS.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
Explore More
About This Data
RIVERVIEW COLONY (MT0001777) is drawn from EPA SDWIS. Nearby county systems in this extract include CHESTER TOWN OF; SAGE CREEK CO WATER DISTRICT; SAGE CREEK COLONY; CAMROSE COLONY. Health-based rows (20 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.