MOUNTAIN CEMENT CO
LARAMIE, WY · ALBANY COUNTY · NAICS 327310
Data updated May 2026
MOUNTAIN CEMENT CO sits in the upper third of EPA GHGRP reporters by latest CO₂e (#976 of 8,713 nationally, #17 of 132 in WY).
- National rank #976 of 8,713 GHGRP facilities
- #17 of 132 in WY
- #74 of 434 in Minerals
- 8.8% of EAGLE MATERIALS parent CO₂e
- 2023 mix: 0.2% non-CO₂ (N₂O-led)
- -4.2% since 2011
MOUNTAIN CEMENT CO vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
522,258 976th of 8713 higher than 7,737 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 8.8% of EAGLE MATERIALS reported parent CO₂e (522K MT of 5.9M MT ; #5 of 14 GHGRP facilities under that parent ). Inside the EPA Minerals sector it ranks #74 of 434 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 522K MT CO₂e reported for 2023, non-CO₂ gases are 0.2% , led by N₂O at 0.2% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.8%
- 521K MT
- CH₄
- 0.1%
- 427 MT
- N₂O
- 0.2%
- 822 MT
High-emitter reporting timeline
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 522,258 |
| 2022 | 474,101 |
| 2021 | 486,624 |
| 2020 | 502,250 |
| 2019 | 517,319 |
| 2018 | 561,644 |
| 2017 | 637,499 |
| 2016 | 558,142 |
| 2015 | 638,046 |
| 2014 | 587,959 |
| 2013 | 613,013 |
| 2012 | 609,788 |
| 2011 | 545,380 |
Facility insight: MOUNTAIN CEMENT CO
MOUNTAIN CEMENT CO (GHGRP ID 1005978) is a high-volume reporter at 522K MT CO₂e in 2023 from LARAMIE, WY (#976 of 8,713 nationally) under Minerals (NAICS 327310).
Over 13 years (2011–2023), emissions stayed within a narrow band around 522K MT CO₂e (peak 638K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2015 at 638K MT CO2e; latest 2023 sits 18.1% below that peak (522K MT). The largest year-to-year move was 2015→2016 (-12.5%, 80K MT).
Frequently Asked Questions
Where does MOUNTAIN CEMENT CO rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, MOUNTAIN CEMENT CO ranks #976 of 8,713 reporting facilities by latest reported CO₂e, and #17 of 132 facilities in WY (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than MOUNTAIN CEMENT CO? ▼
MOUNTAIN CEMENT CO's 522K MT CO₂e is higher than 7,737 of the 8,713 GHGRP facilities with reported emissions (89%), an exact count from the full corpus, not an estimate.
How much CO2 does MOUNTAIN CEMENT CO emit? ▼
MOUNTAIN CEMENT CO reported 522K MT CO2e in 2023.
What share of EAGLE MATERIALS does MOUNTAIN CEMENT CO represent? ▼
MOUNTAIN CEMENT CO accounts for 8.8% of EAGLE MATERIALS's reported GHGRP CO₂e (522K MT of 5.9M MT), ranking #5 of 14 facilities under that parent.
What is MOUNTAIN CEMENT CO's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.2% of reported CO₂e at MOUNTAIN CEMENT CO, with N₂O the larger non-CO₂ share at 0.2% (CO₂ 99.8%). Shares use the facility's GHGRP gas components for that year.
Where does MOUNTAIN CEMENT CO rank inside Minerals? ▼
Among EPA GHGRP facilities tagged Minerals, MOUNTAIN CEMENT CO ranks #74 of 434 by latest reported CO₂e.
Is MOUNTAIN CEMENT CO reducing emissions? ▼
Over 13 reporting years (2011–2023), MOUNTAIN CEMENT CO's emissions have decreased by 4.2%. Emissions have remained relatively stable.
Nationwide facilities with similar CO₂e or sector
Peer sets outside WY for a top-third GHGRP emitter: CO₂e totals first, then Minerals neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside WY (522K MT here).
Similar Minerals CO₂e
Nearest same-sector facility totals outside WY.