Rock River
BELOIT, WI · Rock · NAICS 221112
Data updated May 2026
Rock River ranks among smaller GHGRP totals (#8,554 of 8,713 nationally; #158 of 161 in WI), a lower-footprint comparator in Power Plants.
- National rank #8,554 of 8,713 GHGRP facilities
- #158 of 161 in WI
- #1,667 of 1,732 in Power Plants
- 0% of ALLIANT ENERGY parent CO₂e
- -84.5% since 2011
Rock River vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
328 8554th of 8713 higher than 159 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% of ALLIANT ENERGY reported parent CO₂e (328 MT of 6.1M MT ; #10 of 10 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #1,667 of 1,732 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 328 |
| 2022 | 381 |
| 2021 | 320 |
| 2020 | 725 |
| 2019 | 5,627 |
| 2018 | 15,969 |
| 2017 | 21,911 |
| 2016 | 21,416 |
| 2015 | 11,321 |
| 2014 | 14,906 |
| 2013 | 6,493 |
| 2012 | 7,715 |
| 2011 | 2,115 |
Facility insight: Rock River
Rock River (ID 1005672) reported 328 MT CO₂e for 2023 in Rock, WI (#8,554 of 8,713 by latest CO₂e).
Across 2011–2023, annual CO₂e fell 84.5%; peak load was 22K MT in 2017. This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2017 at 22K MT CO2e; latest 2023 sits 98.5% below that peak (328 MT). The largest year-to-year move was 2018→2019 (-64.8%, 10K MT).
Frequently Asked Questions
Where does Rock River rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Rock River ranks #8,554 of 8,713 reporting facilities by latest reported CO₂e, and #158 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 Rock River? ▼
Rock River's 328 MT CO₂e is higher than 159 of the 8,713 GHGRP facilities with reported emissions (2%), an exact count from the full corpus, not an estimate.
How much CO2 does Rock River emit? ▼
Rock River reported 328 MT CO2e in 2023.
What share of ALLIANT ENERGY does Rock River represent? ▼
Rock River accounts for 0% of ALLIANT ENERGY's reported GHGRP CO₂e (328 MT of 6.1M MT), ranking #10 of 10 facilities under that parent.
Where does Rock River rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Rock River ranks #1,667 of 1,732 by latest reported CO₂e.
Is Rock River reducing emissions? ▼
Over 13 reporting years (2011–2023), Rock River's emissions have decreased by 84.5%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Lower-footprint peers outside WI: nearest CO₂e totals and same-sector reporters for context.
Similar reported CO₂e
Nearest latest-year facility totals outside WI (328 MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside WI.