RIO GRANDE WATER COMPANY
Colorado - Community Water System - PWSID: CO0253860
System Information
| PWSID | CO0253860 |
| System Name | RIO GRANDE WATER COMPANY |
| System Type | Community Water System |
| Water Source | Ground Water Under Influence |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | May 20, 1996 |
| Last Reported | Feb 23, 2026 |
Location & Contact
| State | Colorado |
| City | SOUTH FORK |
| ZIP Code | 81154 |
| Address | - |
| Organization | GARCIA, MARY GRACE |
| Phone | 719-873-9710 |
Population & Service
| Population Served | 265 |
| Service Connections | 100 |
Drinking Water Violations (209)
This water system has 209 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, 2025 | Oct 31, 2025 | MR | No | No | - | - | - | Resolved | Oct 31, 2025 | - | |
| Oct 1, 2025 | Oct 31, 2025 | MR | No | No | - | - | - | Resolved | Oct 31, 2025 | - | |
| Oct 1, 2025 | Oct 31, 2025 | MR | No | No | - | - | - | Resolved | Oct 31, 2025 | - | |
| Jun 22, 2023 | - | Other | No | No | - | - | - | Resolved | Jul 21, 2023 | - | |
| Jun 22, 2023 | - | Other | No | No | - | - | - | Resolved | Jul 21, 2023 | - | |
| Jun 22, 2023 | - | Other | No | No | - | - | - | Resolved | Jul 21, 2023 | - | |
| Nov 1, 2021 | - | Other | No | No | - | - | - | Resolved | Dec 8, 2021 | - | |
| Nov 1, 2021 | - | Other | No | No | - | - | - | Resolved | Dec 8, 2021 | - | |
| Jul 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Jan 13, 2022 | - | |
| Jul 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Jan 13, 2022 | - | |
| Jul 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Jan 13, 2022 | - | |
| May 1, 2019 | May 31, 2019 | MR | No | Yes | - | - | - | Resolved | May 31, 2019 | - | |
| May 1, 2019 | May 31, 2019 | MR | No | Yes | - | - | - | Resolved | May 31, 2019 | - | |
| May 1, 2019 | May 31, 2019 | MR | No | Yes | - | - | - | Resolved | May 31, 2019 | - | |
| May 1, 2019 | May 31, 2019 | MR | No | Yes | - | - | - | Resolved | May 31, 2019 | - | |
| May 1, 2019 | May 31, 2019 | MR | No | Yes | - | - | - | Resolved | May 31, 2019 | - | |
| May 1, 2019 | May 31, 2019 | MR | No | Yes | - | - | - | Resolved | May 31, 2019 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | - | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | - | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | - | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | - | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | - | - | Resolved | May 31, 2018 | - | |
| May 1, 2018 | May 31, 2018 | MR | No | Yes | - | - | - | Resolved | May 31, 2018 | - | |
| Feb 19, 2018 | - | Other | No | No | - | - | - | Resolved | Jul 2, 2018 | - | |
| Feb 19, 2018 | - | Other | No | No | - | - | - | Resolved | Jul 2, 2018 | - | |
| Dec 30, 2016 | - | MR | No | No | - | TT | - | Resolved | Feb 17, 2017 | - | |
| Dec 30, 2016 | - | MR | No | No | - | TT | - | Resolved | Feb 17, 2017 | - | |
| Dec 30, 2016 | - | MR | No | No | - | TT | - | Resolved | Feb 17, 2017 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | Yes | - | - | - | Resolved | Aug 31, 2013 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | Yes | - | - | - | Resolved | Aug 31, 2013 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | Yes | - | - | - | Resolved | Aug 31, 2013 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2013 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2013 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2012 | - |
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.