Groton Generating Station
GROTON, SD · Brown · NAICS 221112
Data updated May 2026
Groton Generating Station sits in the upper third of EPA GHGRP reporters by latest CO₂e (#2,845 of 8,713 nationally, #16 of 41 in SD).
- National rank #2,845 of 8,713 GHGRP facilities
- #16 of 41 in SD
- #997 of 1,732 in Power Plants
- 0.5% of BASIN ELECTRIC POWER COOPERATIVE parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- +150.1% since 2011
Groton Generating Station vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
89,416 2845th of 8713 higher than 5,868 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 0.5% of BASIN ELECTRIC POWER COOPERATIVE reported parent CO₂e (89K MT of 16.6M MT ; #10 of 11 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #997 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 89K 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%
- 89K MT
- CH₄
- 0%
- 41 MT
- N₂O
- 0.1%
- 49 MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 89,416 |
| 2022 | 88,250 |
| 2021 | 97,205 |
| 2020 | 63,477 |
| 2019 | 62,192 |
| 2018 | 60,515 |
| 2017 | 42,414 |
| 2016 | 54,224 |
| 2015 | 20,387 |
| 2014 | 28,319 |
| 2013 | 57,828 |
| 2012 | 25,868 |
| 2011 | 35,745 |
Facility insight: Groton Generating Station
Groton Generating Station (GHGRP ID 1000451) is a high-volume reporter at 89K MT CO₂e in 2023 from GROTON, SD (#2,845 of 8,713 nationally) under Power Plants (NAICS 221112).
From 2011 to 2023, reported CO₂e rose 150.1% (peak 97K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2021 at 97K MT CO2e; latest 2023 sits 8% below that peak (89K MT). The largest year-to-year move was 2015→2016 (+166.0%, 34K MT).
Frequently Asked Questions
Where does Groton Generating Station rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Groton Generating Station ranks #2,845 of 8,713 reporting facilities by latest reported CO₂e, and #16 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 Groton Generating Station? ▼
Groton Generating Station's 89K MT CO₂e is higher than 5,868 of the 8,713 GHGRP facilities with reported emissions (67%), an exact count from the full corpus, not an estimate.
How much CO2 does Groton Generating Station emit? ▼
Groton Generating Station reported 89K MT CO2e in 2023.
What share of BASIN ELECTRIC POWER COOPERATIVE does Groton Generating Station represent? ▼
Groton Generating Station accounts for 0.5% of BASIN ELECTRIC POWER COOPERATIVE's reported GHGRP CO₂e (89K MT of 16.6M MT), ranking #10 of 11 facilities under that parent.
What is Groton Generating Station's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at Groton Generating Station, 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 Groton Generating Station rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Groton Generating Station ranks #997 of 1,732 by latest reported CO₂e.
Is Groton Generating Station reducing emissions? ▼
Over 13 reporting years (2011–2023), Groton Generating Station's emissions have increased by 150.1%. This may reflect expanded operations or increased production.
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 (89K MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside SD.