Elm Road Generating Station
OAK CREEK, WI · Milwaukee · NAICS 221112
Data updated May 2026
Elm Road Generating Station sits in the upper third of EPA GHGRP reporters by latest CO₂e (#54 of 8,713 nationally, #1 of 161 in WI).
- National rank #54 of 8,713 GHGRP facilities
- #1 of 161 in WI
- #44 of 1,732 in Power Plants
- 53.1% of WPPI ENERGY parent CO₂e
- 2023 mix: 0.5% non-CO₂ (N₂O-led)
- +25.8% since 2011
Elm Road Generating Station vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
5,879,315 54th of 8713 higher than 8,659 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 53.1% of WPPI ENERGY reported parent CO₂e (5.9M MT of 11.1M MT ; #1 of 2 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #44 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 5.9M MT CO₂e reported for 2023, non-CO₂ gases are 0.5% , led by N₂O at 0.5% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.5%
- 5.8M MT
- CH₄
- 0%
- 2K MT
- N₂O
- 0.5%
- 29K MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 5,879,315 |
| 2022 | 5,324,629 |
| 2021 | 7,072,418 |
| 2020 | 7,062,730 |
| 2019 | 7,603,279 |
| 2018 | 7,944,070 |
| 2017 | 7,462,623 |
| 2016 | 7,276,527 |
| 2015 | 6,930,022 |
| 2014 | 6,486,931 |
| 2013 | 3,282,842 |
| 2012 | 2,038,440 |
| 2011 | 4,674,617 |
Facility insight: Elm Road Generating Station
Elm Road Generating Station (GHGRP ID 1000491) is a high-volume reporter at 5.9M MT CO₂e in 2023 from OAK CREEK, WI (#54 of 8,713 nationally) under Power Plants (NAICS 221112).
From 2011 to 2023, reported CO₂e rose 25.8% (peak 7.9M MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2018 at 7.9M MT CO2e; latest 2023 sits 26% below that peak (5.9M MT). The largest year-to-year move was 2013→2014 (+97.6%, 3.2M MT).
Frequently Asked Questions
Where does Elm Road Generating Station rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Elm Road Generating Station ranks #54 of 8,713 reporting facilities by latest reported CO₂e, and #1 of 161 facilities in WI (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Elm Road Generating Station? ▼
Elm Road Generating Station's 5.9M MT CO₂e is higher than 8,659 of the 8,713 GHGRP facilities with reported emissions (99%), an exact count from the full corpus, not an estimate.
How much CO2 does Elm Road Generating Station emit? ▼
Elm Road Generating Station reported 5.9M MT CO2e in 2023.
What share of WPPI ENERGY does Elm Road Generating Station represent? ▼
Elm Road Generating Station accounts for 53.1% of WPPI ENERGY's reported GHGRP CO₂e (5.9M MT of 11.1M MT), ranking #1 of 2 facilities under that parent.
What is Elm Road Generating Station's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.5% of reported CO₂e at Elm Road Generating Station, with N₂O the larger non-CO₂ share at 0.5% (CO₂ 99.5%). Shares use the facility's GHGRP gas components for that year.
Where does Elm Road Generating Station rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Elm Road Generating Station ranks #44 of 1,732 by latest reported CO₂e.
Is Elm Road Generating Station reducing emissions? ▼
Over 13 reporting years (2011–2023), Elm Road Generating Station's emissions have increased by 25.8%. This may reflect expanded operations or increased production.
Nationwide facilities with similar CO₂e or sector
Peer sets outside WI for a top-third GHGRP emitter: CO₂e totals first, then Power Plants neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside WI (5.9M MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside WI.