CASCADE TOWN OF
Montana — Community Water System — PWSID: MT0000171
System Information
| PWSID | MT0000171 |
| System Name | CASCADE TOWN OF |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1979 |
| Last Reported | Jan 5, 2026 |
Location & Contact
| State | Montana |
| City | CASCADE |
| ZIP Code | 59421 |
| Address | PO BOX 314 |
| Organization | VIOLETTE, SUE |
| Phone | 406-468-2808 |
Population & Service
| Population Served | 650 |
| Service Connections | 368 |
Drinking Water Violations (16)
This water system has 16 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2014 | Aug 31, 2015 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2015 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2014 | Aug 31, 2015 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2015 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2014 | Aug 31, 2015 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2015 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2014 | Aug 31, 2015 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2015 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2014 | Aug 31, 2015 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2015 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2014 | Aug 31, 2015 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2015 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2005 | Dec 31, 2005 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2005 | Nitrate Rule |
| Jan 1, 2005 | Dec 31, 2005 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2005 | Nitrate Rule |
| Jan 1, 2005 | Dec 31, 2005 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2005 | Nitrate Rule |
| Jan 1, 2001 | Dec 31, 2001 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | Nitrate Rule |
| Jan 1, 2001 | Dec 31, 2001 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | Nitrate Rule |
| Jan 1, 2001 | Dec 31, 2001 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | Nitrate Rule |
| Jan 1, 2001 | Dec 31, 2001 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | Nitrate Rule |
| Aug 1, 1995 | Aug 31, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1995 | Total Coliform Rule |
| Jul 1, 1995 | Jul 31, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1995 | Total Coliform Rule |
| Mar 1, 1992 | Mar 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 1992 | Total Coliform Rule |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.