DENALI - ROCK CREEK HQ.
Alaska - Community Water System - PWSID: AK2390586
System Information
| PWSID | AK2390586 |
| System Name | DENALI - ROCK CREEK HQ. |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | Alaska |
| City | DENALI PARK |
| ZIP Code | 99755 |
| Address | P.O. Box 9 |
| Organization | YOUNG, ROBERT |
| Phone | 907-683-9569 |
Population & Service
| Population Served | 300 |
| Service Connections | 61 |
Drinking Water Violations (130)
This water system has 130 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | Jul 31, 2025 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2025 | - | |
| Jul 1, 2025 | Jul 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jul 31, 2025 | - | |
| May 1, 2025 | May 31, 2025 | MON | No | Yes | - | - | - | Resolved | May 31, 2025 | - | |
| May 1, 2025 | May 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | May 31, 2025 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 1 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.6 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 2023 | - | |
| May 1, 2022 | May 31, 2022 | MON | No | Yes | - | - | - | Resolved | May 31, 2022 | - | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 7, 2022 | - | |
| Feb 26, 2022 | - | TT | Yes | No | - | - | - | Resolved | Jul 1, 2023 | - | |
| Feb 26, 2022 | - | TT | Yes | No | - | - | - | Resolved | Jul 1, 2023 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 14, 2021 | - | |
| Apr 1, 2021 | Jun 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 28, 2021 | - | |
| Feb 1, 2021 | Feb 28, 2021 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2021 | - | |
| Jan 1, 2021 | Mar 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 24, 2021 | - | |
| Nov 1, 2020 | Nov 30, 2020 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2020 | - | |
| Oct 1, 2020 | Dec 31, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 18, 2020 | - | |
| Oct 1, 2019 | Dec 31, 2019 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Nov 5, 2019 | - | |
| Jul 1, 2009 | - | Other | No | No | - | - | - | Resolved | Jul 15, 2009 | - | |
| Jul 1, 2008 | - | Other | No | No | - | - | - | Resolved | Jul 17, 2008 | - | |
| Jul 1, 2007 | - | Other | No | No | - | - | - | Resolved | Aug 26, 2007 | - | |
| Nov 1, 2000 | Nov 30, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Nov 30, 2000 | - | |
| Jul 1, 2000 | Jul 17, 2000 | Other | No | Yes | - | - | - | Resolved | Jul 17, 2000 | - | |
| Jul 1, 1991 | Sep 30, 1991 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Sep 30, 1991 | - | |
| Jul 1, 1991 | Sep 30, 1991 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Sep 30, 1991 | - | |
| Jul 1, 1991 | Sep 30, 1991 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Sep 30, 1991 | - | |
| Jul 1, 1991 | Sep 30, 1991 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Sep 30, 1991 | - | |
| Jul 1, 1991 | Sep 30, 1991 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Sep 30, 1991 | - | |
| Jul 1, 1991 | Sep 30, 1991 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Sep 30, 1991 | - | |
| Jul 1, 1991 | Sep 30, 1991 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Sep 30, 1991 | - | |
| Jul 1, 1991 | Sep 30, 1991 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Sep 30, 1991 | - | |
| Jul 1, 1991 | Sep 30, 1991 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Sep 30, 1991 | - |
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.