ROSA JOINT VENTURES WATER SYSTEM
Colorado — Community Water System — PWSID: NM3500324
System Information
| PWSID | NM3500324 |
| System Name | ROSA JOINT VENTURES WATER SYSTEM |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 30, 1993 |
| Last Reported | Mar 31, 2026 |
Location & Contact
| State | Colorado |
| City | IGNACIO |
| ZIP Code | 81137 |
| Address | — |
| Organization | PHELPS, RALPH |
| Phone | 970-883-2331 |
Population & Service
| Population Served | 239 |
| Service Connections | 82 |
Drinking Water Violations (335)
This water system has 335 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 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Dec 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Dec 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Dec 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Dec 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Dec 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Dec 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Dec 24, 2025 | — | TT | Yes | No | — | — | — | Unaddressed | — | — | |
| Sep 28, 2025 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Aug 17, 2023 | — | MR | No | Yes | — | — | — | Resolved | Aug 23, 2023 | — | |
| Aug 17, 2023 | — | MR | No | Yes | — | — | — | Resolved | Aug 23, 2023 | — | |
| Aug 17, 2023 | — | MR | No | Yes | — | — | — | Resolved | Aug 23, 2023 | — | |
| Aug 17, 2023 | — | MR | No | Yes | — | — | — | Resolved | Aug 23, 2023 | — | |
| Aug 9, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 29, 2023 | — | |
| Aug 9, 2023 | — | TT | Yes | No | — | — | — | Resolved | Sep 16, 2023 | — | |
| Aug 9, 2023 | — | TT | Yes | No | — | — | — | Resolved | Sep 16, 2023 | — | |
| Aug 9, 2023 | — | TT | Yes | No | — | — | — | Resolved | Sep 16, 2023 | — | |
| Aug 9, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 29, 2023 | — | |
| Aug 9, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 29, 2023 | — | |
| Aug 9, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 29, 2023 | — | |
| Aug 9, 2023 | — | TT | Yes | No | — | — | — | Resolved | Sep 16, 2023 | — | |
| Mar 22, 2023 | — | Other | No | No | — | — | — | Resolved | Jun 12, 2023 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Oct 12, 2022 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Oct 12, 2022 | — | |
| Apr 1, 2022 | — | Other | No | No | — | — | — | Resolved | Jun 30, 2022 | — | |
| Mar 13, 2022 | — | Other | No | No | — | — | — | Resolved | Aug 31, 2022 | — | |
| Jan 1, 2022 | — | Other | No | No | — | — | — | Resolved | May 17, 2023 | — | |
| Dec 10, 2021 | — | Other | No | No | — | — | — | Resolved | Jan 30, 2025 | — | |
| Oct 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Aug 28, 2023 | — | |
| Oct 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Aug 28, 2023 | — | |
| Oct 1, 2021 | Dec 31, 2021 | MCL | Yes | No | .06 MG/L | 0.05 mg/L | .05 | Resolved | Dec 31, 2021 | — | |
| Oct 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Aug 28, 2023 | — | |
| Oct 1, 2021 | — | Other | No | No | — | — | — | Resolved | Oct 9, 2024 | — | |
| Oct 1, 2021 | Dec 31, 2021 | MCL | Yes | No | .06 MG/L | 0.05 mg/L | .05 | Resolved | Dec 31, 2021 | — | |
| Oct 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Aug 28, 2023 | — | |
| Oct 1, 2021 | — | Other | No | No | — | — | — | Resolved | Oct 9, 2024 | — | |
| Oct 1, 2021 | Dec 31, 2021 | MCL | Yes | No | .06 MG/L | 0.05 mg/L | .05 | Resolved | Dec 31, 2021 | — | |
| Oct 1, 2021 | Dec 31, 2021 | MCL | Yes | No | .06 MG/L | 0.05 mg/L | .05 | Resolved | Dec 31, 2021 | — | |
| Aug 25, 2021 | — | MR | No | Yes | — | — | — | Resolved | May 27, 2022 | — | |
| Aug 25, 2021 | — | MR | No | Yes | — | — | — | Resolved | May 27, 2022 | — | |
| Aug 25, 2021 | — | MR | No | Yes | — | — | — | Resolved | May 27, 2022 | — | |
| Aug 25, 2021 | — | MR | No | Yes | — | — | — | Resolved | May 27, 2022 | — | |
| Jul 1, 2021 | — | Other | No | No | — | — | — | Resolved | Sep 6, 2024 | — | |
| Jul 1, 2021 | — | Other | No | No | — | — | — | Resolved | Sep 6, 2024 | — | |
| Apr 1, 2021 | Apr 30, 2021 | MON | No | Yes | — | — | — | Resolved | Apr 30, 2021 | — | |
| Apr 1, 2021 | Apr 30, 2021 | MON | No | Yes | — | — | — | Resolved | Apr 30, 2021 | — | |
| Apr 1, 2021 | Apr 30, 2021 | MON | No | Yes | — | — | — | Resolved | Apr 30, 2021 | — | |
| Apr 1, 2021 | Apr 30, 2021 | MON | No | Yes | — | — | — | Resolved | Apr 30, 2021 | — | |
| Jan 9, 2021 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jan 1, 2021 | Jan 31, 2021 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2021 | — |
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.