KOYUKUK SAFEWATER FACILITY
Alaska — Community Water System — PWSID: AK2360214
System Information
| PWSID | AK2360214 |
| System Name | KOYUKUK SAFEWATER FACILITY |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | Alaska |
| City | KOYUKUK |
| ZIP Code | 99754 |
| Address | P. O. Box 49 |
| Organization | LOLNITZ, LAURIE |
| Phone | 907-927-2215 |
Population & Service
| Population Served | 85 |
| Service Connections | 3 |
Drinking Water Violations (1,517)
This water system has 1,517 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 | — | Other | No | No | — | — | — | Resolved | Nov 20, 2025 | — | |
| Sep 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2025 | — | |
| Sep 1, 2025 | Sep 30, 2025 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2025 | — | |
| Aug 1, 2025 | Aug 31, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Aug 31, 2025 | — | |
| Aug 1, 2025 | Aug 31, 2025 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2025 | — | |
| Jul 1, 2025 | — | Other | No | No | — | — | — | Resolved | Nov 17, 2025 | — | |
| 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 | — | |
| Jun 1, 2025 | Jun 30, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2025 | — | |
| Jun 1, 2025 | Jun 30, 2025 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2025 | — | |
| May 1, 2025 | May 31, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | May 31, 2025 | — | |
| May 1, 2025 | May 31, 2025 | MON | No | Yes | — | — | — | Resolved | May 31, 2025 | — | |
| Mar 1, 2025 | Mar 31, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2025 | — | |
| Mar 1, 2025 | Mar 31, 2025 | MON | No | Yes | — | — | — | Resolved | Mar 31, 2025 | — | |
| Feb 1, 2025 | Feb 28, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Feb 28, 2025 | — | |
| Feb 1, 2025 | Feb 28, 2025 | MON | No | Yes | — | — | — | Resolved | Feb 28, 2025 | — | |
| Jan 1, 2025 | Jan 31, 2025 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2025 | — | |
| Jan 1, 2025 | — | MR | No | No | — | TT | — | Resolved | Jan 30, 2025 | — | |
| Jan 1, 2025 | Jan 31, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jan 31, 2025 | — | |
| Dec 1, 2024 | Dec 31, 2024 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2024 | — | |
| Dec 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2024 | — | |
| Nov 1, 2024 | Nov 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Nov 30, 2024 | — | |
| Oct 1, 2024 | Oct 31, 2024 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2024 | — | |
| Oct 1, 2024 | Oct 31, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Oct 31, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | — | |
| Aug 1, 2024 | Aug 31, 2024 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2024 | — | |
| Aug 1, 2024 | Aug 31, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Aug 31, 2024 | — | |
| Jul 1, 2024 | Jul 31, 2024 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2024 | — | |
| Jul 1, 2024 | Jul 31, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jul 31, 2024 | — | |
| Jul 1, 2024 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2024 | — | |
| Jun 1, 2024 | Jun 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2024 | — | |
| Jun 1, 2024 | Jun 30, 2024 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2024 | — | |
| May 1, 2024 | May 31, 2024 | MON | No | Yes | — | — | — | Resolved | May 31, 2024 | — | |
| Apr 1, 2024 | Apr 30, 2024 | MON | No | Yes | — | — | — | Resolved | Apr 30, 2024 | — | |
| Mar 1, 2024 | Mar 31, 2024 | MON | No | Yes | — | — | — | Resolved | Mar 31, 2024 | — | |
| Feb 1, 2024 | Feb 29, 2024 | MON | No | Yes | — | — | — | Resolved | Feb 29, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2024 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 11, 2023 | — | |
| Aug 1, 2023 | Aug 31, 2023 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 6, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 11, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Feb 28, 2023 | — | |
| Jan 1, 2023 | Jan 31, 2023 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2023 | — |
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.