# Gas Transmission Northwest Pipeline Ione CS#9 (TRANSCANADA PIPELINE USA LTD): 41,938 tCO2e in 2023

**Score:** 55/100

| Field | Value |
|---|---|
| Facility | Gas Transmission Northwest Pipeline Ione CS#9 |
| Parent company | TRANSCANADA PIPELINE USA LTD |
| Sector | Petroleum and natural gas systems |
| Address | Ione, OR, 97843 |
| NAICS | 486210 |
| Reporting year | 2023 |
| Total tCO2e | 41,938 |
| Prior-year tCO2e | 37,658 |
| Change | +11.4% |

## Why this score
- Emissions up 11.4% 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=1004782&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.