Big Stone
BIG STONE CITY, SD · Grant · NAICS 221112
Data updated May 2026
Big Stone sits in the upper third of EPA GHGRP reporters by latest CO₂e (#330 of 8,713 nationally, #1 of 41 in SD).
- National rank #330 of 8,713 GHGRP facilities
- #1 of 41 in SD
- #252 of 1,732 in Power Plants
- 94.5% of MDU RESOURCES GROUP parent CO₂e
- 2023 mix: 0.8% non-CO₂ (N₂O-led)
- -27.8% since 2011
Big Stone vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
1,919,343 330th of 8713 higher than 8,383 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 94.5% of MDU RESOURCES GROUP reported parent CO₂e (1.9M MT of 2.0M MT ; #1 of 8 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #252 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 1.9M MT CO₂e reported for 2023, non-CO₂ gases are 0.8% , led by N₂O at 0.5% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.2%
- 1.9M MT
- CH₄
- 0.3%
- 5K MT
- N₂O
- 0.5%
- 10K MT
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 1,919,343 |
| 2022 | 2,188,991 |
| 2021 | 1,891,427 |
| 2020 | 1,898,795 |
| 2019 | 2,834,375 |
| 2018 | 2,538,899 |
| 2017 | 2,274,796 |
| 2016 | 2,256,929 |
| 2015 | 1,596,688 |
| 2014 | 2,882,469 |
| 2013 | 2,992,708 |
| 2012 | 2,899,658 |
| 2011 | 2,657,594 |
Facility insight: Big Stone
Big Stone (GHGRP ID 1001027) is a high-volume reporter at 1.9M MT CO₂e in 2023 from BIG STONE CITY, SD (#330 of 8,713 nationally) under Power Plants (NAICS 221112).
Across 2011–2023, annual CO₂e fell 27.8%; peak load was 3.0M MT in 2013. This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2013 at 3.0M MT CO2e; latest 2023 sits 35.9% below that peak (1.9M MT). The largest year-to-year move was 2014→2015 (-44.6%, 1.3M MT).
Frequently Asked Questions
Where does Big Stone rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Big Stone ranks #330 of 8,713 reporting facilities by latest reported CO₂e, and #1 of 41 facilities in SD (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Big Stone? ▼
Big Stone's 1.9M MT CO₂e is higher than 8,383 of the 8,713 GHGRP facilities with reported emissions (96%), an exact count from the full corpus, not an estimate.
How much CO2 does Big Stone emit? ▼
Big Stone reported 1.9M MT CO2e in 2023.
What share of MDU RESOURCES GROUP does Big Stone represent? ▼
Big Stone accounts for 94.5% of MDU RESOURCES GROUP's reported GHGRP CO₂e (1.9M MT of 2.0M MT), ranking #1 of 8 facilities under that parent.
What is Big Stone's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.8% of reported CO₂e at Big Stone, with N₂O the larger non-CO₂ share at 0.5% (CO₂ 99.2%). Shares use the facility's GHGRP gas components for that year.
Where does Big Stone rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Big Stone ranks #252 of 1,732 by latest reported CO₂e.
Is Big Stone reducing emissions? ▼
Over 13 reporting years (2011–2023), Big Stone's emissions have decreased by 27.8%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Peer sets outside SD for a top-third GHGRP emitter: CO₂e totals first, then Power Plants neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside SD (1.9M MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside SD.