UW Madison - Charter St.
Madison, WI · DANE COUNTY · NAICS 221330
Data updated May 2026
UW Madison - Charter St. sits in the upper third of EPA GHGRP reporters by latest CO₂e (#1,906 of 8,713 nationally, #32 of 161 in WI).
- National rank #1,906 of 8,713 GHGRP facilities
- #32 of 161 in WI
- #862 of 1,732 in Power Plants
- 88.6% of STATE OF WISCONSIN parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- -14.4% since 2011
UW Madison - Charter St. vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
162,462 1906th of 8713 higher than 6,807 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 88.6% of STATE OF WISCONSIN reported parent CO₂e (162K MT of 183K MT ; #1 of 2 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #862 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 162K 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%
- 162K MT
- CH₄
- 0%
- 76 MT
- N₂O
- 0.1%
- 91 MT
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 162,462 |
| 2022 | 177,902 |
| 2021 | 181,640 |
| 2020 | 197,460 |
| 2019 | 186,690 |
| 2018 | 193,412 |
| 2017 | 179,108 |
| 2016 | 178,620 |
| 2015 | 153,343 |
| 2014 | 199,768 |
| 2013 | 179,922 |
| 2012 | 140,533 |
| 2011 | 189,747 |
Facility insight: UW Madison - Charter St.
UW Madison - Charter St. (GHGRP ID 1007973) is a high-volume reporter at 162K MT CO₂e in 2023 from Madison, WI (#1,906 of 8,713 nationally) under Power Plants (NAICS 221330).
Across 2011–2023, annual CO₂e fell 14.4%; peak load was 200K MT in 2014. This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2014 at 200K MT CO2e; latest 2023 sits 18.7% below that peak (162K MT). The largest year-to-year move was 2011→2012 (-25.9%, 49K MT).
Frequently Asked Questions
Where does UW Madison - Charter St. rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, UW Madison - Charter St. ranks #1,906 of 8,713 reporting facilities by latest reported CO₂e, and #32 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 UW Madison - Charter St.? ▼
UW Madison - Charter St.'s 162K MT CO₂e is higher than 6,807 of the 8,713 GHGRP facilities with reported emissions (78%), an exact count from the full corpus, not an estimate.
How much CO2 does UW Madison - Charter St. emit? ▼
UW Madison - Charter St. reported 162K MT CO2e in 2023.
What share of STATE OF WISCONSIN does UW Madison - Charter St. represent? ▼
UW Madison - Charter St. accounts for 88.6% of STATE OF WISCONSIN's reported GHGRP CO₂e (162K MT of 183K MT), ranking #1 of 2 facilities under that parent.
What is UW Madison - Charter St.'s 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at UW Madison - Charter St., 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 UW Madison - Charter St. rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, UW Madison - Charter St. ranks #862 of 1,732 by latest reported CO₂e.
Is UW Madison - Charter St. reducing emissions? ▼
Over 13 reporting years (2011–2023), UW Madison - Charter St.'s emissions have decreased by 14.4%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Peer sets outside WI for a top-third GHGRP emitter: CO₂e totals first, then Power Plants neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside WI (162K MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside WI.