BUTTERMILK MD
Colorado - Community Water System - PWSID: CO0149160
System Information
| PWSID | CO0149160 |
| System Name | BUTTERMILK MD |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | May 17, 2005 |
| Last Reported | Feb 23, 2026 |
Location & Contact
| State | Colorado |
| City | BASALT |
| ZIP Code | 81621 |
| Address | - |
| Organization | KORPELA, JAMES |
| Phone | 970-273-3100 |
Population & Service
| Population Served | 200 |
| Service Connections | 64 |
Drinking Water Violations (757)
This water system has 757 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 3, 2026 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 5, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jul 5, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Apr 5, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jan 5, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2025 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2025 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Oct 5, 2024 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2024 | - | RPT | No | No | - | - | - | Resolved | Aug 20, 2024 | - | |
| Jul 1, 2024 | Jul 31, 2024 | MR | No | Yes | - | - | - | Resolved | Jul 31, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Aug 20, 2024 | - | |
| Jul 1, 2024 | Jul 31, 2024 | MR | No | Yes | - | - | - | Resolved | Jul 31, 2024 | - | |
| Jul 1, 2024 | - | RPT | No | No | - | - | - | Resolved | Aug 20, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Aug 20, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Aug 20, 2024 | - | |
| Jul 1, 2024 | - | RPT | No | No | - | - | - | Resolved | Aug 20, 2024 | - | |
| Jul 1, 2024 | Jul 31, 2024 | MR | No | Yes | - | - | - | Resolved | Jul 31, 2024 | - | |
| Jun 11, 2024 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Mar 11, 2024 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Dec 11, 2023 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Sep 11, 2023 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Sep 24, 2018 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Sep 24, 2018 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Jan 1, 2018 | - | MR | No | No | - | TT | - | Resolved | Jan 23, 2018 | - | |
| Jan 1, 2018 | - | MR | No | No | - | TT | - | Resolved | Jan 23, 2018 | - | |
| Jan 1, 2018 | - | MR | No | No | - | TT | - | Resolved | Jan 23, 2018 | - | |
| Jan 1, 2018 | - | MR | No | No | - | TT | - | Resolved | Jan 23, 2018 | - | |
| Sep 24, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Sep 24, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 26, 2019 | - | |
| Mar 13, 2017 | - | Other | No | No | - | - | - | Resolved | Aug 25, 2017 | - | |
| Mar 13, 2017 | - | Other | No | No | - | - | - | Resolved | Aug 25, 2017 | - | |
| Mar 13, 2017 | - | Other | No | No | - | - | - | Resolved | Aug 25, 2017 | - | |
| Jan 22, 2017 | - | TT | Yes | No | - | - | - | Resolved | Aug 3, 2017 | - | |
| Jan 22, 2017 | - | TT | Yes | No | - | - | - | Resolved | Aug 3, 2017 | - | |
| Jan 22, 2017 | - | TT | Yes | No | - | - | - | Resolved | Aug 3, 2017 | - |
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.