ATI Specialty Materials, Monroe Plant
MONROE, NC · UNION COUNTY · NAICS 331492
Data updated May 2026
According to the EPA Greenhouse Gas Reporting Program, ATI Specialty Materials, Monroe Plant ranks #3,762 of 8,713 U.S. reporting facilities by latest reported CO₂e and #72 of 159 facilities in NC.
- National rank #3,762 of 8,713 GHGRP facilities
- #72 of 159 in NC
- #184 of 363 in Metals
- 15.9% of ALLEGHENY TECHNOLOGIES parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- -2.1% since 2011
ATI Specialty Materials, Monroe Plant vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
60,858 3762nd of 8713 higher than 4,951 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 15.9% of ALLEGHENY TECHNOLOGIES reported parent CO₂e (61K MT of 382K MT ; #3 of 6 GHGRP facilities under that parent ). Inside the EPA Metals sector it ranks #184 of 363 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 61K 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%
- 61K MT
- CH₄
- 0%
- 29 MT
- N₂O
- 0.1%
- 35 MT
Annual emissions history
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 60,858 |
| 2022 | 58,223 |
| 2021 | 49,705 |
| 2020 | 42,350 |
| 2019 | 61,825 |
| 2018 | 62,014 |
| 2017 | 61,559 |
| 2016 | 59,028 |
| 2015 | 58,379 |
| 2014 | 62,651 |
| 2013 | 57,879 |
| 2012 | 59,914 |
| 2011 | 62,139 |
Facility insight: ATI Specialty Materials, Monroe Plant
ATI Specialty Materials, Monroe Plant (EPA GHGRP Facility ID 1006778) reported 61K metric tons of CO2-equivalent in 2023, operating in MONROE, NC within UNION COUNTY. Among GHGRP reporters it ranks #3,762 of 8,713 nationally by latest CO₂e and #72 of 159 in NC. The site is classified under Metals with NAICS code 331492.
Over 13 years (2011–2023), emissions stayed within a narrow band around 61K MT CO₂e (peak 63K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2014 at 63K MT CO2e; latest 2023 sits 2.9% below that peak (61K MT). The largest year-to-year move was 2019→2020 (-31.5%, 19K MT).
Frequently Asked Questions
Where does ATI Specialty Materials, Monroe Plant rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, ATI Specialty Materials, Monroe Plant ranks #3,762 of 8,713 reporting facilities by latest reported CO₂e, and #72 of 159 facilities in NC (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than ATI Specialty Materials, Monroe Plant? ▼
ATI Specialty Materials, Monroe Plant's 61K MT CO₂e is higher than 4,951 of the 8,713 GHGRP facilities with reported emissions (57%), an exact count from the full corpus, not an estimate.
How much CO2 does ATI Specialty Materials, Monroe Plant emit? ▼
ATI Specialty Materials, Monroe Plant reported 61K MT CO2e in 2023.
What share of ALLEGHENY TECHNOLOGIES does ATI Specialty Materials, Monroe Plant represent? ▼
ATI Specialty Materials, Monroe Plant accounts for 15.9% of ALLEGHENY TECHNOLOGIES's reported GHGRP CO₂e (61K MT of 382K MT), ranking #3 of 6 facilities under that parent.
What is ATI Specialty Materials, Monroe Plant's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at ATI Specialty Materials, Monroe Plant, 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 ATI Specialty Materials, Monroe Plant rank inside Metals? ▼
Among EPA GHGRP facilities tagged Metals, ATI Specialty Materials, Monroe Plant ranks #184 of 363 by latest reported CO₂e.
Is ATI Specialty Materials, Monroe Plant reducing emissions? ▼
Over 13 reporting years (2011–2023), ATI Specialty Materials, Monroe Plant's emissions have decreased by 2.1%. Emissions have remained relatively stable.
Nationwide facilities with similar CO₂e or sector
Two GHGRP-derived peer sets for ATI Specialty Materials, Monroe Plant, both outside NC so the neighborhoods are not state-geo containment.
Similar reported CO₂e
Nearest latest-year facility totals outside NC (61K MT here).
Similar Metals CO₂e
Nearest same-sector facility totals outside NC.