# Exxon Mobil - Shute Creek Gas Plant: health-based drinking water violation (interim enhanced surface water treatment rule) in Kemmerer, WY

**Score:** 50/100

| Field | Value |
|---|---|
| Water system | Exxon Mobil - Shute Creek Gas Plant |
| PWSID | WY5600919 |
| System type | Non-transient non-community (schools, plants) |
| Owner type | Private |
| Population served | 250 |
| Location | Kemmerer, WY |
| Contaminant | Interim Enhanced Surface Water Treatment Rule |
| Rule group | Microbial (coliform, E. coli, treatment technique) |
| Compliance period | 2026-06-01 to 2026-06-30 |
| Status | Known, unaddressed |
| Public notice tier | 1 |

## Why this score
- Not yet returned to compliance.

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) via Envirofacts and EPA ECHO (https://echo.epa.gov/detailed-facility-report?fid=110050854081). Last refreshed: 2026-11-04T06:06:47.254Z.
From EPA SDWIS federal data, which lags state records by up to a quarter. A violation is a regulatory finding about a water system, not a statement about current water quality. Verify with the state drinking water program.