WESTON COUNTY MALLO CAMP
Wyoming - Transient Non-Community - PWSID: WY5600515
System Information
| PWSID | WY5600515 |
| System Name | WESTON COUNTY MALLO CAMP |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1979 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wyoming |
| City | NEWCASTLE |
| ZIP Code | 82701 |
| Address | P.O. BOX 939 |
| Organization | STUMPFF, GREG |
| Phone | 307-746-6208 |
Population & Service
| Population Served | 201 |
| Service Connections | 5 |
Drinking Water Violations (23)
This water system has 23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2025 | Jun 30, 2025 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2025 | - | |
| Jun 1, 2025 | Jun 30, 2025 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2025 | - | |
| Jan 1, 2025 | Jan 31, 2025 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2025 | - | |
| Sep 1, 2024 | Sep 30, 2024 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2024 | - | |
| Jun 1, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jun 4, 2025 | - | |
| Jun 1, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jun 4, 2025 | - | |
| Jun 1, 2023 | - | TT | Yes | No | - | - | - | Resolved | Jun 4, 2025 | - | |
| Jun 1, 2023 | - | TT | Yes | No | - | - | - | Resolved | Jun 4, 2025 | - | |
| Jul 11, 2022 | - | RPT | No | No | - | - | - | Resolved | Dec 16, 2022 | - | |
| Jun 1, 2021 | - | TT | Yes | No | - | - | - | Resolved | Dec 1, 2022 | - | |
| Jun 1, 2021 | - | TT | Yes | No | - | - | - | Resolved | Dec 1, 2022 | - | |
| Jun 1, 2020 | - | TT | Yes | No | - | - | - | Resolved | Dec 1, 2022 | - | |
| Jun 1, 2020 | - | TT | Yes | No | - | - | - | Resolved | Dec 1, 2022 | - | |
| Jan 1, 2017 | - | TT | Yes | No | - | - | - | Resolved | Apr 20, 2017 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 2008 | - | |
| Oct 1, 1999 | Dec 31, 1999 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1999 | - | |
| Oct 1, 1997 | Dec 31, 1997 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1997 | - | |
| Jul 1, 1995 | Sep 30, 1995 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 1995 | - | |
| Jul 1, 1994 | Sep 30, 1994 | MR | No | No | - | 5% of samples | - | Archived | Sep 30, 1994 | - | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1994 | - | |
| Jan 1, 1994 | Dec 31, 1994 | MR | No | Yes | - | 10 mg/L | - | Archived | Dec 31, 1994 | - | |
| Oct 1, 1981 | Sep 30, 1982 | MR | No | Yes | - | 10 mg/L | - | Archived | Sep 30, 1982 | - | |
| Dec 24, 1980 | Jan 23, 1981 | MR | No | Yes | - | 10 mg/L | - | Archived | Jan 23, 1981 | - |
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.