BACA GRANDE WSD
Colorado — Community Water System — PWSID: CO0155200
System Information
| PWSID | CO0155200 |
| System Name | BACA GRANDE WSD |
| 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 | Mar 20, 1979 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Colorado |
| City | CRESTONE |
| ZIP Code | 81131 |
| Address | — |
| Organization | MARTINEZ, DIEGO |
| Phone | 719-256-4310 |
Population & Service
| Population Served | 2,006 |
| Service Connections | 848 |
Drinking Water Violations (184)
This water system has 184 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 27, 2020 | — | Public Notice | Other | No | No | — | — | — | Resolved | Apr 28, 2020 | Public Notice Rule and Revised PN Rule |
| Apr 27, 2020 | — | Public Notice | Other | No | No | — | — | — | Resolved | Apr 28, 2020 | Public Notice Rule and Revised PN Rule |
| Mar 27, 2020 | — | Revised Total Coliform Rule | Other | No | No | — | — | — | Resolved | May 11, 2020 | Revised Total Coliform Rule |
| Mar 27, 2020 | — | Revised Total Coliform Rule | Other | No | No | — | — | — | Resolved | May 11, 2020 | Revised Total Coliform Rule |
| Mar 27, 2020 | — | Revised Total Coliform Rule | Other | No | No | — | — | — | Resolved | May 11, 2020 | Revised Total Coliform Rule |
| Oct 1, 2019 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 17, 2019 | Lead and Copper Rule |
| Oct 1, 2019 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 17, 2019 | Lead and Copper Rule |
| Oct 1, 2019 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 17, 2019 | Lead and Copper Rule |
| Jan 12, 2018 | — | Public Notice | Other | No | No | — | — | — | Resolved | Feb 12, 2018 | Public Notice Rule and Revised PN Rule |
| Jan 12, 2018 | — | Public Notice | Other | No | No | — | — | — | Resolved | Feb 12, 2018 | Public Notice Rule and Revised PN Rule |
| Jan 11, 2017 | — | Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | No | Yes | — | — | — | Resolved | Apr 20, 2017 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 11, 2017 | — | Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | No | Yes | — | — | — | Resolved | Apr 20, 2017 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 11, 2017 | — | Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | No | Yes | — | — | — | Resolved | Apr 20, 2017 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 11, 2017 | — | Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | No | Yes | — | — | — | Resolved | Apr 20, 2017 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2017 | Dec 31, 2019 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Barium | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Barium | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Barium | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Thallium, Total | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Thallium, Total | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Thallium, Total | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Beryllium, Total | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Nickel | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2019 | Arsenic Rule |
| Jan 1, 2017 | Dec 31, 2019 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2019 | Arsenic Rule |
| Jan 1, 2017 | Dec 31, 2019 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Nickel | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Beryllium, Total | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2019 | Arsenic Rule |
| Jan 1, 2017 | Dec 31, 2019 | Nickel | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2017 | Dec 31, 2019 | Beryllium, Total | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2009 | Mar 31, 2009 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2009 | Nitrate Rule |
| Jan 1, 2009 | Mar 31, 2009 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2009 | Nitrate Rule |
| Jan 1, 2009 | Mar 31, 2009 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2009 | Nitrate Rule |
| Sep 1, 2008 | Sep 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | Total Coliform Rule |
| Sep 1, 2008 | Sep 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | Total Coliform Rule |
| Sep 1, 2008 | Sep 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | 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.