Alpine Mountain Ranch Md
Published drinking-water records and contacts for Alpine Mountain Ranch Md. System CO0154117. Review sources and dates; not a real-time water assessment.
- System ID
- CO0154117
- State or territory
- CO
- Published population served
- 25
- System type (source code)
- CWS
Published records and dates
- Lead and copper monitoring summaries: 18 — 2010-01-01 – 2025-12-31
Missing records here do not mean the provider did not test. Published records are not a real-time assessment of your tap water.
Published testing results
Selected recent records are shown below. Different sampling locations and dates are not interchangeable. These excerpts are not a complete testing history.
“<” means below the stated reporting limit, not zero. A reported measurement alone is not a safety verdict. Read an example
Lead and copper: 90th-percentile summaries
These describe a monitoring period across sampled locations, not the result at your home. How to read the 90th percentile
| Substance | Published 90th percentile | Monitoring period | Source quarter |
|---|---|---|---|
| Lead (PB90) | 0 mg/L | 2023-01-01 – 2025-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2021-01-01 – 2021-12-31 | 2026Q3 |
| Lead (PB90) | 0.001 mg/L | 2020-01-01 – 2020-12-31 | 2026Q3 |
| Lead (PB90) | 0.001 mg/L | 2019-01-01 – 2019-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2018-01-01 – 2018-12-31 | 2026Q3 |
| Lead (PB90) | 0.004 mg/L | 2017-01-01 – 2017-12-31 | 2026Q3 |
| Lead (PB90) | 0.0015 mg/L | 2016-01-01 – 2016-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2015-07-01 – 2015-12-31 | 2026Q3 |
Published compliance history
18 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.
| Rule / record | Period | Recorded status | Health-based (EPA classification) | Source quarter |
|---|---|---|---|---|
| Surface Water Treatment Rule / Monitoring of Treatment (SWTR-Filter) | 2026-02-01 – 2026-02-28 | Resolved | No | 2026Q3 |
| Interim and Long Term 1 Enhanced Surface Water Treatment Rule / Monitoring, Turbidity (Enhanced SWTR) | 2026-02-01 – 2026-02-28 | Resolved | No | 2026Q3 |
| Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP) | 2025-01-01 – 2025-12-31 | Archived | No | 2026Q3 |
| Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP) | 2025-01-01 – 2025-12-31 | Archived | No | 2026Q3 |
| Interim and Long Term 1 Enhanced Surface Water Treatment Rule / Monitoring, Turbidity (Enhanced SWTR) | 2024-02-01 – 2024-02-29 | Resolved | No | 2026Q3 |
| Interim and Long Term 1 Enhanced Surface Water Treatment Rule / Monitoring, Turbidity (Enhanced SWTR) | 2024-01-01 – 2024-01-31 | Resolved | No | 2026Q3 |
| Interim and Long Term 1 Enhanced Surface Water Treatment Rule / Monitoring, Turbidity (Enhanced SWTR) | 2023-12-01 – 2023-12-31 | Resolved | No | 2026Q3 |
| Interim and Long Term 1 Enhanced Surface Water Treatment Rule / Monitoring, Turbidity (Enhanced SWTR) | 2023-11-01 – 2023-11-30 | Resolved | No | 2026Q3 |
| Interim and Long Term 1 Enhanced Surface Water Treatment Rule / Monitoring, Turbidity (Enhanced SWTR) | 2023-10-01 – 2023-10-31 | Resolved | No | 2026Q3 |
| Interim and Long Term 1 Enhanced Surface Water Treatment Rule / Monitoring, Turbidity (Enhanced SWTR) | 2023-09-01 – 2023-09-30 | Resolved | No | 2026Q3 |
| Revised Total Coliform Rule / Report Sample Result/Fail Monitor (RTCR) | 2023-05-01 – — | Resolved | No | 2026Q3 |
| Surface Water Treatment Rule / Monitoring of Treatment (SWTR-Filter) | 2023-05-01 – 2023-05-31 | Resolved | No | 2026Q3 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP) | 2023-04-01 – 2023-06-30 | Resolved | No | 2026Q3 |
| Revised Total Coliform Rule / Monitoring, Routine (RTCR) | 2022-02-01 – 2022-02-28 | Resolved | No | 2026Q3 |
| Surface Water Treatment Rule / Monitoring of Treatment (SWTR-Filter) | 2022-02-01 – 2022-02-28 | Resolved | No | 2026Q3 |
| Stage 2 Disinfectants and Disinfection Byproducts Rule / Failure Submit IDSE/Subpart V Plan Rpt | 2019-05-01 – — | Resolved | No | 2026Q3 |
| Surface Water Treatment Rule / Monitoring of Treatment (SWTR-Filter) | 2018-08-01 – 2018-08-31 | Resolved | No | 2026Q3 |
| Interim and Long Term 1 Enhanced Surface Water Treatment Rule / Monitoring, Turbidity (Enhanced SWTR) | 2018-08-01 – 2018-08-31 | Resolved | No | 2026Q3 |
Source dates and refresh checks
A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.
- EPA SDWIS lead/copper summaries and service areas — source period: — – —; last checked: 2026-10-17
- EPA SDWIS contacts and compliance records — source period: — – —; last checked: 2026-10-17
- EPA UCMR 5 sample results — source period: 2023-01-03 – 2026-06-17; last checked: 2026-10-17
Administrative contact (EPA filing)
Williams, Audrey: 970-875-1200
An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.