Langley Gulch Power Plant
New Plymouth, ID · Payette · NAICS 221112
Data updated May 2026
Langley Gulch Power Plant sits in the upper third of EPA GHGRP reporters by latest CO₂e (#897 of 8,713 nationally, #2 of 53 in ID).
- National rank #897 of 8,713 GHGRP facilities
- #2 of 53 in ID
- #585 of 1,732 in Power Plants
- 5.9% of IDACORP parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- +239.7% since 2012
Langley Gulch Power Plant vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
607,456 897th of 8713 higher than 7,816 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 5.9% of IDACORP reported parent CO₂e (607K MT of 10.3M MT ; #2 of 4 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #585 of 1,732 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 607K MT CO₂e reported for 2023, non-CO₂ gases are 0.1% , led by N₂O at 0.1% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.9%
- 607K MT
- CH₄
- 0%
- 282 MT
- N₂O
- 0.1%
- 336 MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 607,456 |
| 2022 | 574,518 |
| 2021 | 722,171 |
| 2020 | 569,674 |
| 2019 | 563,878 |
| 2018 | 423,711 |
| 2017 | 505,743 |
| 2016 | 537,861 |
| 2015 | 619,276 |
| 2014 | 389,632 |
| 2013 | 483,257 |
| 2012 | 178,824 |
Facility insight: Langley Gulch Power Plant
Langley Gulch Power Plant (GHGRP ID 1007379) is a high-volume reporter at 607K MT CO₂e in 2023 from New Plymouth, ID (#897 of 8,713 nationally) under Power Plants (NAICS 221112).
From 2012 to 2023, reported CO₂e rose 239.7% (peak 722K MT). This facility has filed every year from 2012 to 2023, a complete 12-year record.
Peak year was 2021 at 722K MT CO2e; latest 2023 sits 15.9% below that peak (607K MT). The largest year-to-year move was 2012→2013 (+170.2%, 304K MT).
Frequently Asked Questions
Where does Langley Gulch Power Plant rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Langley Gulch Power Plant ranks #897 of 8,713 reporting facilities by latest reported CO₂e, and #2 of 53 facilities in ID (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Langley Gulch Power Plant? ▼
Langley Gulch Power Plant's 607K MT CO₂e is higher than 7,816 of the 8,713 GHGRP facilities with reported emissions (90%), an exact count from the full corpus, not an estimate.
How much CO2 does Langley Gulch Power Plant emit? ▼
Langley Gulch Power Plant reported 607K MT CO2e in 2023.
What share of IDACORP does Langley Gulch Power Plant represent? ▼
Langley Gulch Power Plant accounts for 5.9% of IDACORP's reported GHGRP CO₂e (607K MT of 10.3M MT), ranking #2 of 4 facilities under that parent.
What is Langley Gulch Power Plant's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at Langley Gulch Power Plant, with N₂O the larger non-CO₂ share at 0.1% (CO₂ 99.9%). Shares use the facility's GHGRP gas components for that year.
Where does Langley Gulch Power Plant rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Langley Gulch Power Plant ranks #585 of 1,732 by latest reported CO₂e.
Is Langley Gulch Power Plant reducing emissions? ▼
Over 12 reporting years (2012–2023), Langley Gulch Power Plant's emissions have increased by 239.7%. This may reflect expanded operations or increased production.
Nationwide facilities with similar CO₂e or sector
Peer sets outside ID for a top-third GHGRP emitter: CO₂e totals first, then Power Plants neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside ID (607K MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside ID.