TWENTY MILE CREEK WATER ASSN
PWSID: ID1110030 · Bonners Ferry, ID · Serves 225 people
TWENTY MILE CREEK WATER ASSN has 12 health-based violations out of 12 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
TWENTY MILE CREEK WATER ASSN (PWSID ID1110030) is a cws water system drawing from a surface water source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 225 people in Bonners Ferry, ID, and is subject to primacy enforcement by the Idaho drinking-water program.
The system's federal compliance record contains 12 total violations, with 12 classified as health-based (MCL exceedances or treatment-technique failures). 2 distinct contaminants have been cited, including Turbidity, Total Trihalomethanes (TTHM). Recorded violations span 2016–2024.
A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Idaho state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- ID1110030
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Bonners Ferry, ID
- Population Served
- 225
- Health Violations
- Yes (12)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Turbidity | 8 | 8 |
| Total Trihalomethanes (TTHM) | 4 | 4 |
Violation History (12)
| Contaminant | Health | Date |
|---|---|---|
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2024 |
| Total Trihalomethanes (TTHM) | Yes | Apr 1, 2024 |
| Turbidity | Yes | Mar 1, 2018 |
| Turbidity | Yes | Mar 1, 2018 |
| Turbidity | Yes | Mar 1, 2017 |
| Turbidity | Yes | Mar 1, 2017 |
| Turbidity | Yes | Mar 1, 2017 |
| Turbidity | Yes | Mar 1, 2017 |
| Turbidity | Yes | Mar 1, 2016 |
| Turbidity | Yes | Mar 1, 2016 |
Frequently Asked Questions
Is TWENTY MILE CREEK WATER ASSN water safe to drink?
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What violations does TWENTY MILE CREEK WATER ASSN have?
What contaminants have been found in TWENTY MILE CREEK WATER ASSN water?
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About This Data
Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.