ARROW CREEK TRAILER COURT
PWSID: MT0004507 · Ballantine, MT · Serves 75 people
According to EPA Safe Drinking Water Information System (SDWIS), ARROW CREEK TRAILER COURT (PWSID MT0004507) in Ballantine, MT is listed as a CWS water system covering about 75 people. The same extract lists 22 health-based violation records spanning 2015-2025. Those 22 health-based rows for ARROW CREEK TRAILER COURT cover contaminants such as Nitrate-Nitrite, Lead and Copper Rule, Groundwater Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
ARROW CREEK TRAILER COURT has 22 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 Nitrate-Nitrite, Lead and Copper Rule, Groundwater Rule. Recorded violations span 2015–2025. 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)
- MT0004507
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Ballantine, MT
- Population Served
- 75
- Health Violations
- Yes (22)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Nitrate-Nitrite | 16 | 16 |
| Lead and Copper Rule | 4 | 4 |
| Groundwater Rule | 2 | 2 |
Violation History (22)
| Contaminant | Health | Date |
|---|---|---|
| Groundwater Rule | Yes | Oct 1, 2025 |
| Groundwater Rule | Yes | Oct 1, 2025 |
| Lead and Copper Rule | Yes | Apr 1, 2023 |
| Lead and Copper Rule | Yes | Apr 1, 2023 |
| Nitrate-Nitrite | Yes | Apr 1, 2023 |
| Nitrate-Nitrite | Yes | Apr 1, 2023 |
| Nitrate-Nitrite | Yes | Apr 1, 2023 |
| Nitrate-Nitrite | Yes | Apr 1, 2023 |
| Nitrate-Nitrite | Yes | Apr 1, 2023 |
| Nitrate-Nitrite | Yes | Jan 1, 2023 |
| Nitrate-Nitrite | Yes | Jan 1, 2023 |
| Nitrate-Nitrite | Yes | Jan 1, 2023 |
| Lead and Copper Rule | Yes | Oct 16, 2022 |
| Lead and Copper Rule | Yes | Oct 16, 2022 |
| Nitrate-Nitrite | Yes | Jul 1, 2016 |
| Nitrate-Nitrite | Yes | Jul 1, 2016 |
| Nitrate-Nitrite | Yes | Jun 1, 2016 |
| Nitrate-Nitrite | Yes | Jun 1, 2016 |
| Nitrate-Nitrite | Yes | May 1, 2016 |
| Nitrate-Nitrite | Yes | May 1, 2016 |
| Nitrate-Nitrite | Yes | Jul 1, 2015 |
| Nitrate-Nitrite | Yes | Jul 1, 2015 |
Frequently Asked Questions
What does EPA SDWIS list for ARROW CREEK TRAILER COURT?
How many people does ARROW CREEK TRAILER COURT serve?
What violations does ARROW CREEK TRAILER COURT have?
What contaminants have been found in ARROW CREEK TRAILER COURT water?
Compare beyond Montana
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest ARROW CREEK TRAILER COURT on cumulative violation count (22) and EPA-reported population served (75). Violation-count peers include TWIN BUTTES WATER PLANT, MARION COUNTY PUBLIC WATER AUTHORITY, TAYLOR WATERWORKS.
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
ARROW CREEK TRAILER COURT (MT0004507) is drawn from EPA SDWIS. Nearby county systems in this extract include BILLINGS CITY OF; BILLINGS HEIGHTS CO WATER DIST OF; LAUREL MUNICIPAL WATER SYSTEM; LOCKWOOD WATER AND SEWER DISTRICT. Health-based rows (22 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.