Audrain Power Plant
VANDALIA, MO · Audrain · NAICS 221112
Data updated May 2026
Audrain Power Plant sits in the upper third of EPA GHGRP reporters by latest CO₂e (#2,227 of 8,713 nationally, #36 of 131 in MO).
- National rank #2,227 of 8,713 GHGRP facilities
- #36 of 131 in MO
- #930 of 1,732 in Power Plants
- 0.6% of AMEREN parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- +100.5% since 2011
Audrain Power Plant vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
127,954 2227th of 8713 higher than 6,486 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 0.6% of AMEREN reported parent CO₂e (128K MT of 19.9M MT ; #5 of 11 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #930 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 128K 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%
- 128K MT
- CH₄
- 0%
- 59 MT
- N₂O
- 0.1%
- 71 MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 127,954 |
| 2022 | 157,153 |
| 2021 | 27,201 |
| 2020 | 14,854 |
| 2019 | 11,799 |
| 2018 | 32,268 |
| 2017 | 21,096 |
| 2016 | 12,574 |
| 2015 | 1,602 |
| 2014 | 1,300 |
| 2013 | 14,530 |
| 2012 | 43,701 |
| 2011 | 63,810 |
Facility insight: Audrain Power Plant
Audrain Power Plant (GHGRP ID 1001379) is a high-volume reporter at 128K MT CO₂e in 2023 from VANDALIA, MO (#2,227 of 8,713 nationally) under Power Plants (NAICS 221112).
From 2011 to 2023, reported CO₂e rose 100.5% (peak 157K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2022 at 157K MT CO2e; latest 2023 sits 18.6% below that peak (128K MT). The largest year-to-year move was 2021→2022 (+477.8%, 130K MT).
Frequently Asked Questions
Where does Audrain Power Plant rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Audrain Power Plant ranks #2,227 of 8,713 reporting facilities by latest reported CO₂e, and #36 of 131 facilities in MO (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Audrain Power Plant? ▼
Audrain Power Plant's 128K MT CO₂e is higher than 6,486 of the 8,713 GHGRP facilities with reported emissions (74%), an exact count from the full corpus, not an estimate.
How much CO2 does Audrain Power Plant emit? ▼
Audrain Power Plant reported 128K MT CO2e in 2023.
What share of AMEREN does Audrain Power Plant represent? ▼
Audrain Power Plant accounts for 0.6% of AMEREN's reported GHGRP CO₂e (128K MT of 19.9M MT), ranking #5 of 11 facilities under that parent.
What is Audrain Power Plant's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at Audrain 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 Audrain Power Plant rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Audrain Power Plant ranks #930 of 1,732 by latest reported CO₂e.
Is Audrain Power Plant reducing emissions? ▼
Over 13 reporting years (2011–2023), Audrain Power Plant's emissions have increased by 100.5%. This may reflect expanded operations or increased production.
Nationwide facilities with similar CO₂e or sector
Peer sets outside MO for a top-third GHGRP emitter: CO₂e totals first, then Power Plants neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside MO (128K MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside MO.