YNP- MADISON JUNCTION WATER SYSTEM
Wyoming - Transient Non-Community - PWSID: WY5680082
System Information
| PWSID | WY5680082 |
| System Name | YNP- MADISON JUNCTION WATER SYSTEM |
| System Type | Transient Non-Community |
| Water Source | Ground Water Under Influence |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 2, 1981 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wyoming |
| City | YELLOWSTONE |
| ZIP Code | 82190 |
| Address | P.O. Box 168 |
| Organization | RAUCH, SEAN |
| Phone | 307-250-2403 |
Population & Service
| Population Served | 1,205 |
| Service Connections | 122 |
Drinking Water Violations (10)
This water system has 10 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, 2024 | Oct 31, 2024 | MON | No | No | - | - | - | Resolved | Oct 31, 2024 | - | |
| Oct 1, 2024 | Oct 31, 2024 | MR | No | Yes | - | - | - | Resolved | Oct 31, 2024 | - | |
| Jun 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | - | - | Resolved | Jun 30, 2024 | - | |
| May 1, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jun 20, 2024 | - | |
| Oct 1, 2023 | Oct 31, 2023 | MON | No | No | - | - | - | Resolved | Oct 31, 2023 | - | |
| Oct 1, 2023 | Oct 31, 2023 | MR | No | Yes | - | - | - | Resolved | Oct 31, 2023 | - | |
| Jan 10, 2022 | - | TT | Yes | No | - | - | - | Resolved | Oct 16, 2023 | - | |
| Jul 1, 2010 | Jul 31, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2010 | - | |
| Jul 1, 2010 | Jul 31, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2010 | - | |
| Oct 1, 1993 | Oct 31, 1993 | MR | No | No | - | 5% of samples | - | Archived | Oct 31, 1993 | - |
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.