Gas Transmission Northwest Pipeline Wallula CS#8
WALLULA, WA · WALLA WALLA COUNTY · NAICS 486210
Data updated May 2026
Gas Transmission Northwest Pipeline Wallula CS#8 sits in the upper third of EPA GHGRP reporters by latest CO₂e (#2,173 of 8,713 nationally, #25 of 116 in WA).
- National rank #2,173 of 8,713 GHGRP facilities
- #25 of 116 in WA
- #196 of 2,099 in Petroleum and Natural Gas Systems
- 3% of TRANSCANADA PIPELINE USA parent CO₂e
- 2023 mix: 1.6% non-CO₂ (CH₄-led)
- +75.8% since 2011
Gas Transmission Northwest Pipeline Wallula CS#8 vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
133,440 2173rd of 8713 higher than 6,540 of 8,713 facilities
GHGRP facilities, banded by latest reported CO₂e (MT)
Each bar is a band; taller bars hold more facilities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EPA Greenhouse Gas Reporting Program · 2023
Facility footprint context
This site accounts for 3% of TRANSCANADA PIPELINE USA reported parent CO₂e (133K MT of 4.4M MT ; #7 of 76 GHGRP facilities under that parent ). Inside the EPA Petroleum and Natural Gas Systems sector it ranks #196 of 2,099 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 133K MT CO₂e reported for 2023, non-CO₂ gases are 1.6% , led by CH₄ at 1.6% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 98.4%
- 131K MT
- CH₄
- 1.6%
- 2K MT
- N₂O
- 0.1%
- 74 MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 133,440 |
| 2022 | 127,135 |
| 2021 | 136,751 |
| 2020 | 135,773 |
| 2019 | 121,132 |
| 2018 | 127,685 |
| 2017 | 161,511 |
| 2016 | 120,375 |
| 2015 | 111,325 |
| 2014 | 81,465 |
| 2013 | 100,354 |
| 2012 | 88,029 |
| 2011 | 75,896 |
Facility insight: Gas Transmission Northwest Pipeline Wallula CS#8
Gas Transmission Northwest Pipeline Wallula CS#8 (GHGRP ID 1004775) is a high-volume reporter at 133K MT CO₂e in 2023 from WALLULA, WA (#2,173 of 8,713 nationally) under Petroleum and Natural Gas Systems (NAICS 486210).
From 2011 to 2023, reported CO₂e rose 75.8% (peak 162K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2017 at 162K MT CO2e; latest 2023 sits 17.4% below that peak (133K MT). The largest year-to-year move was 2016→2017 (+34.2%, 41K MT).
Frequently Asked Questions
Where does Gas Transmission Northwest Pipeline Wallula CS#8 rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Gas Transmission Northwest Pipeline Wallula CS#8 ranks #2,173 of 8,713 reporting facilities by latest reported CO₂e, and #25 of 116 facilities in WA (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Gas Transmission Northwest Pipeline Wallula CS#8? ▼
Gas Transmission Northwest Pipeline Wallula CS#8's 133K MT CO₂e is higher than 6,540 of the 8,713 GHGRP facilities with reported emissions (75%), an exact count from the full corpus, not an estimate.
How much CO2 does Gas Transmission Northwest Pipeline Wallula CS#8 emit? ▼
Gas Transmission Northwest Pipeline Wallula CS#8 reported 133K MT CO2e in 2023.
What share of TRANSCANADA PIPELINE USA does Gas Transmission Northwest Pipeline Wallula CS#8 represent? ▼
Gas Transmission Northwest Pipeline Wallula CS#8 accounts for 3% of TRANSCANADA PIPELINE USA's reported GHGRP CO₂e (133K MT of 4.4M MT), ranking #7 of 76 facilities under that parent.
What is Gas Transmission Northwest Pipeline Wallula CS#8's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 1.6% of reported CO₂e at Gas Transmission Northwest Pipeline Wallula CS#8, with CH₄ the larger non-CO₂ share at 1.6% (CO₂ 98.4%). Shares use the facility's GHGRP gas components for that year.
Where does Gas Transmission Northwest Pipeline Wallula CS#8 rank inside Petroleum and Natural Gas Systems? ▼
Among EPA GHGRP facilities tagged Petroleum and Natural Gas Systems, Gas Transmission Northwest Pipeline Wallula CS#8 ranks #196 of 2,099 by latest reported CO₂e.
Is Gas Transmission Northwest Pipeline Wallula CS#8 reducing emissions? ▼
Over 13 reporting years (2011–2023), Gas Transmission Northwest Pipeline Wallula CS#8's emissions have increased by 75.8%. This may reflect expanded operations or increased production.
Nationwide facilities with similar CO₂e or sector
Peer sets outside WA for a top-third GHGRP emitter: CO₂e totals first, then Petroleum and Natural Gas Systems neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside WA (133K MT here).
Similar Petroleum and Natural Gas Systems CO₂e
Nearest same-sector facility totals outside WA.