Zion Energy Center
ZION, IL · Lake · NAICS 221112
Data updated May 2026
Zion Energy Center sits in the upper third of EPA GHGRP reporters by latest CO₂e (#1,722 of 8,713 nationally, #59 of 299 in IL).
- National rank #1,722 of 8,713 GHGRP facilities
- #59 of 299 in IL
- #829 of 1,732 in Power Plants
- 0.4% of CPN MANAGEMENT parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- +183.0% since 2011
Zion Energy Center vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
189,105 1722nd of 8713 higher than 6,991 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 0.4% of CPN MANAGEMENT reported parent CO₂e (189K MT of 47.6M MT ; #31 of 43 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #829 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 189K 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%
- 189K MT
- CH₄
- 0%
- 88 MT
- N₂O
- 0.1%
- 106 MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 189,105 |
| 2022 | 202,771 |
| 2021 | 384,066 |
| 2020 | 325,679 |
| 2019 | 395,152 |
| 2018 | 321,473 |
| 2017 | 271,471 |
| 2016 | 261,586 |
| 2015 | 82,925 |
| 2014 | 41,118 |
| 2013 | 70,493 |
| 2012 | 78,033 |
| 2011 | 66,811 |
Facility insight: Zion Energy Center
Zion Energy Center (GHGRP ID 1000805) is a high-volume reporter at 189K MT CO₂e in 2023 from ZION, IL (#1,722 of 8,713 nationally) under Power Plants (NAICS 221112).
From 2011 to 2023, reported CO₂e rose 183.0% (peak 395K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2019 at 395K MT CO2e; latest 2023 sits 52.1% below that peak (189K MT). The largest year-to-year move was 2021→2022 (-47.2%, 181K MT).
Frequently Asked Questions
Where does Zion Energy Center rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Zion Energy Center ranks #1,722 of 8,713 reporting facilities by latest reported CO₂e, and #59 of 299 facilities in IL (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Zion Energy Center? ▼
Zion Energy Center's 189K MT CO₂e is higher than 6,991 of the 8,713 GHGRP facilities with reported emissions (80%), an exact count from the full corpus, not an estimate.
How much CO2 does Zion Energy Center emit? ▼
Zion Energy Center reported 189K MT CO2e in 2023.
What share of CPN MANAGEMENT does Zion Energy Center represent? ▼
Zion Energy Center accounts for 0.4% of CPN MANAGEMENT's reported GHGRP CO₂e (189K MT of 47.6M MT), ranking #31 of 43 facilities under that parent.
What is Zion Energy Center's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at Zion Energy Center, 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 Zion Energy Center rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Zion Energy Center ranks #829 of 1,732 by latest reported CO₂e.
Is Zion Energy Center reducing emissions? ▼
Over 13 reporting years (2011–2023), Zion Energy Center's emissions have increased by 183%. This may reflect expanded operations or increased production.
Nationwide facilities with similar CO₂e or sector
Peer sets outside IL for a top-third GHGRP emitter: CO₂e totals first, then Power Plants neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside IL (189K MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside IL.