Special Metals Corporation
Dunkirk, NY · CHAUTAUQUA COUNTY · NAICS 332111
Data updated May 2026
According to the EPA Greenhouse Gas Reporting Program, Special Metals Corporation ranks #4,805 of 8,713 U.S. reporting facilities by latest reported CO₂e and #124 of 246 facilities in NY.
- National rank #4,805 of 8,713 GHGRP facilities
- #124 of 246 in NY
- #759 of 1,599 in Other
- 0.1% of BERKSHIRE HATHAWAY parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- +34.7% since 2011
Special Metals Corporation vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
40,800 4805th of 8713 higher than 3,908 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 0.1% of BERKSHIRE HATHAWAY reported parent CO₂e (41K MT of 43.1M MT ; #50 of 108 GHGRP facilities under that parent ). Inside the EPA Other sector it ranks #759 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 41K 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%
- 41K MT
- CH₄
- 0%
- 19 MT
- N₂O
- 0.1%
- 23 MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 40,800 |
| 2022 | 36,284 |
| 2021 | 25,310 |
| 2020 | 16,979 |
| 2019 | 36,340 |
| 2018 | 35,986 |
| 2017 | 34,516 |
| 2016 | 31,802 |
| 2015 | 34,287 |
| 2014 | 32,025 |
| 2013 | 30,898 |
| 2012 | 32,691 |
| 2011 | 30,300 |
Facility insight: Special Metals Corporation
Special Metals Corporation (EPA GHGRP Facility ID 1011742) reported 41K metric tons of CO2-equivalent in 2023, operating in Dunkirk, NY within CHAUTAUQUA COUNTY. Among GHGRP reporters it ranks #4,805 of 8,713 nationally by latest CO₂e and #124 of 246 in NY. The site is classified under Other with NAICS code 332111.
From 2011 to 2023, reported CO₂e rose 34.7% (peak 41K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Frequently Asked Questions
Where does Special Metals Corporation rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Special Metals Corporation ranks #4,805 of 8,713 reporting facilities by latest reported CO₂e, and #124 of 246 facilities in NY (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Special Metals Corporation? ▼
Special Metals Corporation's 41K MT CO₂e is higher than 3,908 of the 8,713 GHGRP facilities with reported emissions (45%), an exact count from the full corpus, not an estimate.
How much CO2 does Special Metals Corporation emit? ▼
Special Metals Corporation reported 41K MT CO2e in 2023.
What share of BERKSHIRE HATHAWAY does Special Metals Corporation represent? ▼
Special Metals Corporation accounts for 0.1% of BERKSHIRE HATHAWAY's reported GHGRP CO₂e (41K MT of 43.1M MT), ranking #50 of 108 facilities under that parent.
What is Special Metals Corporation's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at Special Metals Corporation, 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 Special Metals Corporation rank inside Other? ▼
Among EPA GHGRP facilities tagged Other, Special Metals Corporation ranks #759 of 1,599 by latest reported CO₂e.
Is Special Metals Corporation reducing emissions? ▼
Over 13 reporting years (2011–2023), Special Metals Corporation's emissions have increased by 34.7%. This may reflect expanded operations or increased production.
Nationwide facilities with similar CO₂e or sector
Two GHGRP-derived peer sets for Special Metals Corporation, both outside NY so the neighborhoods are not state-geo containment.
Similar reported CO₂e
Nearest latest-year facility totals outside NY (41K MT here).
Similar Other CO₂e
Nearest same-sector facility totals outside NY.