PONDERA COLONY WATER SYSTEMS
Montana — Community Water System — PWSID: MT0003744
System Information
| PWSID | MT0003744 |
| System Name | PONDERA COLONY WATER SYSTEMS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 12, 1994 |
| Last Reported | Jan 5, 2026 |
Location & Contact
| State | Montana |
| City | VALIER |
| ZIP Code | 59486-5445 |
| Address | 300 PONDERA COLONY RD |
| Organization | WALDNER, ISAAC J |
| Phone | 406-279-3629 |
Population & Service
| Population Served | 112 |
| Service Connections | 9 |
Drinking Water Violations (29)
This water system has 29 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2018 | Sep 30, 2021 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2021 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2018 | Sep 30, 2021 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2021 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2018 | Sep 30, 2021 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2021 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2018 | Sep 30, 2021 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2021 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2018 | Sep 30, 2021 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2021 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2018 | Sep 30, 2021 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2021 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2014 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 29, 2014 | Lead and Copper Rule |
| Jan 1, 2014 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 29, 2014 | Lead and Copper Rule |
| Jul 1, 2011 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Aug 9, 2011 | Consumer Confidence Rule |
| Jul 1, 2011 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Aug 9, 2011 | Consumer Confidence Rule |
| Jul 1, 2011 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Aug 9, 2011 | Consumer Confidence Rule |
| Oct 1, 2001 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 2, 2004 | Lead and Copper Rule |
| Jan 1, 1999 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 18, 2004 | Lead and Copper Rule |
| Jan 1, 1999 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 18, 2004 | Lead and Copper Rule |
| Jan 1, 1999 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 18, 2004 | Lead and Copper Rule |
| Jan 1, 1999 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 18, 2004 | Lead and Copper Rule |
| Jan 1, 1999 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 18, 2004 | Lead and Copper Rule |
| Oct 1, 1998 | Oct 31, 1998 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 1998 | Total Coliform Rule |
| Oct 1, 1998 | Oct 31, 1998 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 1998 | Total Coliform Rule |
| Dec 1, 1997 | Dec 31, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1997 | Total Coliform Rule |
| Dec 1, 1997 | Dec 31, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1997 | Total Coliform Rule |
| Jan 1, 1997 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 18, 2004 | Lead and Copper Rule |
| Jan 1, 1997 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 18, 2004 | Lead and Copper Rule |
| Jan 1, 1997 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 18, 2004 | Lead and Copper Rule |
| Jan 1, 1997 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 18, 2004 | Lead and Copper Rule |
| Jun 1, 1995 | Jun 30, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 1995 | Total Coliform Rule |
| Jun 1, 1995 | Jun 30, 1995 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 1995 | Total Coliform Rule |
| Jul 1, 1994 | Jul 31, 1994 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1994 | Total Coliform Rule |
| Jul 1, 1994 | Jul 31, 1994 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1994 | 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.