University of Arizona
TUCSON, AZ · PIMA COUNTY · NAICS 611310
Data updated May 2026
According to the EPA Greenhouse Gas Reporting Program, University of Arizona ranks #3,114 of 8,713 U.S. reporting facilities by latest reported CO₂e and #42 of 102 facilities in AZ.
- National rank #3,114 of 8,713 GHGRP facilities
- #42 of 102 in AZ
- #363 of 1,599 in Other
- 80.4% of ARIZONA BOARD OF REGENTS parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- -1.7% since 2011
University of Arizona vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
79,182 3114th of 8713 higher than 5,599 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 80.4% of ARIZONA BOARD OF REGENTS reported parent CO₂e (79K MT of 99K MT ; #1 of 2 GHGRP facilities under that parent ). Inside the EPA Other sector it ranks #363 of 1,599 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 79K 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%
- 79K MT
- CH₄
- 0%
- 37 MT
- N₂O
- 0.1%
- 44 MT
Annual emissions history
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 79,182 |
| 2022 | 90,395 |
| 2021 | 81,079 |
| 2020 | 81,236 |
| 2019 | 84,937 |
| 2018 | 82,616 |
| 2017 | 81,039 |
| 2016 | 83,472 |
| 2015 | 81,033 |
| 2014 | 77,252 |
| 2013 | 86,334 |
| 2012 | 82,889 |
| 2011 | 80,582 |
Facility insight: University of Arizona
University of Arizona (EPA GHGRP Facility ID 1006446) reported 79K metric tons of CO2-equivalent in 2023, operating in TUCSON, AZ within PIMA COUNTY. Among GHGRP reporters it ranks #3,114 of 8,713 nationally by latest CO₂e and #42 of 102 in AZ. The site is classified under Other with NAICS code 611310.
Over 13 years (2011–2023), emissions stayed within a narrow band around 79K MT CO₂e (peak 90K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2022 at 90K MT CO2e; latest 2023 sits 12.4% below that peak (79K MT). The largest year-to-year move was 2022→2023 (-12.4%, 11K MT).
Frequently Asked Questions
Where does University of Arizona rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, University of Arizona ranks #3,114 of 8,713 reporting facilities by latest reported CO₂e, and #42 of 102 facilities in AZ (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than University of Arizona? ▼
University of Arizona's 79K MT CO₂e is higher than 5,599 of the 8,713 GHGRP facilities with reported emissions (64%), an exact count from the full corpus, not an estimate.
How much CO2 does University of Arizona emit? ▼
University of Arizona reported 79K MT CO2e in 2023.
What share of ARIZONA BOARD OF REGENTS does University of Arizona represent? ▼
University of Arizona accounts for 80.4% of ARIZONA BOARD OF REGENTS's reported GHGRP CO₂e (79K MT of 99K MT), ranking #1 of 2 facilities under that parent.
What is University of Arizona's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at University of Arizona, 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 University of Arizona rank inside Other? ▼
Among EPA GHGRP facilities tagged Other, University of Arizona ranks #363 of 1,599 by latest reported CO₂e.
Is University of Arizona reducing emissions? ▼
Over 13 reporting years (2011–2023), University of Arizona's emissions have decreased by 1.7%. Emissions have remained relatively stable.
Nationwide facilities with similar CO₂e or sector
Two GHGRP-derived peer sets for University of Arizona, both outside AZ so the neighborhoods are not state-geo containment.
Similar reported CO₂e
Nearest latest-year facility totals outside AZ (79K MT here).
Similar Other CO₂e
Nearest same-sector facility totals outside AZ.