GRIZZLY PEAK WATER SALES
Colorado — Non-Transient Non-Community — PWSID: CO0156300
System Information
| PWSID | CO0156300 |
| System Name | GRIZZLY PEAK WATER SALES |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 7, 1985 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Colorado |
| City | DURANGO |
| ZIP Code | 81301 |
| Address | 1424 CR 223 |
| Organization | MARSA, DAVID W |
| Phone | 970-759-1609 |
Population & Service
| Population Served | 503 |
| Service Connections | 12 |
Drinking Water Violations (192)
This water system has 192 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 8, 2024 | — | Public Notice | Other | No | No | — | — | — | Resolved | Mar 24, 2025 | Public Notice Rule and Revised PN Rule |
| Dec 8, 2024 | — | Public Notice | Other | No | No | — | — | — | Resolved | Mar 24, 2025 | Public Notice Rule and Revised PN Rule |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | TT | Yes | No | — | — | — | Resolved | Oct 30, 2024 | Lead and Copper Rule Revisions |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Resolved | Oct 30, 2024 | Lead and Copper Rule Revisions |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Resolved | Oct 30, 2024 | Lead and Copper Rule Revisions |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | TT | Yes | No | — | — | — | Resolved | Oct 30, 2024 | Lead and Copper Rule Revisions |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | TT | Yes | No | — | — | — | Resolved | Oct 30, 2024 | Lead and Copper Rule Revisions |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | TT | Yes | No | — | — | — | Resolved | Oct 30, 2024 | Lead and Copper Rule Revisions |
| Oct 17, 2024 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Resolved | Oct 30, 2024 | Lead and Copper Rule Revisions |
| Jan 1, 2024 | Dec 31, 2024 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Archived | Dec 31, 2024 | Arsenic Rule |
| Jan 1, 2024 | Dec 31, 2024 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 2024 | Nitrate Rule |
| Jan 1, 2024 | Dec 31, 2024 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 2024 | Nitrate Rule |
| Jan 1, 2024 | Dec 31, 2024 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Archived | Dec 31, 2024 | Arsenic Rule |
| Oct 31, 2021 | — | Public Notice | Other | No | No | — | — | — | Unaddressed | — | Public Notice Rule and Revised PN Rule |
| Dec 31, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 14, 2017 | Lead and Copper Rule |
| Dec 31, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 14, 2017 | Lead and Copper Rule |
| Dec 31, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 14, 2017 | Lead and Copper Rule |
| Jan 1, 2016 | Dec 31, 2016 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2016 | Arsenic Rule |
| Jan 1, 2016 | Dec 31, 2016 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2016 | Arsenic Rule |
| Jan 1, 2016 | Dec 31, 2016 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2016 | Arsenic Rule |
| Jan 1, 2015 | Dec 31, 2015 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2015 | Arsenic Rule |
| Jan 1, 2015 | Dec 31, 2015 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2015 | Arsenic Rule |
| Jan 1, 2015 | Dec 31, 2015 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2015 | Arsenic Rule |
| Apr 1, 2014 | Jun 30, 2014 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2014 | Apr 30, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2014 | Total Coliform Rule |
| Apr 1, 2014 | Apr 30, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2014 | Total Coliform Rule |
| Apr 1, 2014 | Jun 30, 2014 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2014 | Apr 30, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2014 | Total Coliform Rule |
| Apr 1, 2014 | Jun 30, 2014 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2012 | Dec 31, 2012 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2012 | Arsenic Rule |
| Jan 1, 2012 | Dec 31, 2012 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2012 | Arsenic Rule |
| Jan 1, 2012 | Dec 31, 2012 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2012 | Arsenic Rule |
| Jan 1, 2009 | Dec 31, 2009 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2009 | Nitrate Rule |
| Jan 1, 2009 | Dec 31, 2009 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2009 | Nitrate Rule |
| Jan 1, 2009 | Dec 31, 2009 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2009 | Nitrate Rule |
| Jan 1, 2008 | Dec 31, 2008 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2008 | Nitrate Rule |
| Jan 1, 2008 | Dec 31, 2008 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2008 | Nitrate Rule |
| Jan 1, 2008 | Dec 31, 2008 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2008 | Nitrate Rule |
| Oct 1, 2004 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Aug 27, 2008 | Lead and Copper Rule |
| Oct 1, 2004 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Aug 27, 2008 | Lead and Copper Rule |
| Oct 1, 2004 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Aug 27, 2008 | Lead and Copper Rule |
| Jan 1, 2002 | Dec 31, 2004 | 1,2,4-Trichlorobenzene | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2004 | Volatile Organic Chemicals |
| Jan 1, 2002 | Dec 31, 2004 | 1,2,4-Trichlorobenzene | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2004 | Volatile Organic Chemicals |
| Jan 1, 2002 | Dec 31, 2004 | Thallium, Total | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2004 | Inorganic Chemicals |
| Jan 1, 2002 | Dec 31, 2004 | Thallium, Total | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2004 | Inorganic Chemicals |
| Jan 1, 2002 | Dec 31, 2004 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2004 | Inorganic Chemicals |
| Jan 1, 2002 | Dec 31, 2004 | Beryllium, Total | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2004 | Inorganic Chemicals |
| Jan 1, 2002 | Dec 31, 2004 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2004 | Inorganic Chemicals |
| Jan 1, 2002 | Dec 31, 2004 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2004 | Inorganic Chemicals |
| Jan 1, 2002 | Dec 31, 2004 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2004 | Inorganic Chemicals |
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.