# MountainWest Pipeline - Clay Basin (Stor and Proc) (SOUTHWEST GAS HOLDINGS INC): 71,833 tCO2e in 2023

**Score:** 55/100

| Field | Value |
|---|---|
| Facility | MountainWest Pipeline - Clay Basin (Stor and Proc) |
| Parent company | SOUTHWEST GAS HOLDINGS INC |
| Sector | Petroleum and natural gas systems |
| Address | Dutch John, UT, 84023 |
| NAICS | 486210 |
| Reporting year | 2023 |
| Total tCO2e | 71,833 |
| Prior-year tCO2e | 45,803 |
| Change | +56.8% |

## Why this score
- Emissions up 56.8% year over year.
- Parent company on record.

Source: U.S. EPA Greenhouse Gas Reporting Program (GHGRP) via Envirofacts (https://ghgdata.epa.gov/ghgp/service/facilityDetail/2023?id=1004192&ds=E&et=&popup=true). Last refreshed: 2026-11-03T01:39:43.268Z.
From EPA's Greenhouse Gas Reporting Program as published in Envirofacts. Facilities self-report; totals cover direct emissions in CO2-equivalent for the latest published reporting year. Reported emissions are not findings of any violation.