Martin Marietta South Texas Cement, LLC
New Braunfels, TX · COMAL COUNTY · NAICS 327310
Data updated May 2026
Martin Marietta South Texas Cement, LLC sits in the upper third of EPA GHGRP reporters by latest CO₂e (#494 of 8,713 nationally, #77 of 1,176 in TX).
- National rank #494 of 8,713 GHGRP facilities
- #77 of 1,176 in TX
- #15 of 434 in Minerals
- 32.2% of MARTIN MARIETTA MATERIALS parent CO₂e
- 2023 mix: 0.2% non-CO₂ (N₂O-led)
- +133.0% since 2011
Martin Marietta South Texas Cement, LLC vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
1,289,116 494th of 8713 higher than 8,219 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 32.2% of MARTIN MARIETTA MATERIALS reported parent CO₂e (1.3M MT of 4.0M MT ; #3 of 4 GHGRP facilities under that parent ). Inside the EPA Minerals sector it ranks #15 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 1.3M MT CO₂e reported for 2023, non-CO₂ gases are 0.2% , led by N₂O at 0.1% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.8%
- 1.3M MT
- CH₄
- 0.1%
- 998 MT
- N₂O
- 0.1%
- 2K MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 1,289,116 |
| 2022 | 1,169,027 |
| 2021 | 1,251,060 |
| 2020 | 1,325,765 |
| 2019 | 1,150,807 |
| 2018 | 1,148,787 |
| 2017 | 1,078,897 |
| 2016 | 1,026,045 |
| 2015 | 1,234,585 |
| 2014 | 1,206,306 |
| 2013 | 1,124,003 |
| 2012 | 547,310 |
| 2011 | 553,332 |
Facility insight: Martin Marietta South Texas Cement, LLC
Martin Marietta South Texas Cement, LLC (GHGRP ID 1007621) is a high-volume reporter at 1.3M MT CO₂e in 2023 from New Braunfels, TX (#494 of 8,713 nationally) under Minerals (NAICS 327310).
From 2011 to 2023, reported CO₂e rose 133.0% (peak 1.3M MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2020 at 1.3M MT CO2e; latest 2023 sits 2.8% below that peak (1.3M MT). The largest year-to-year move was 2012→2013 (+105.4%, 577K MT).
Frequently Asked Questions
Where does Martin Marietta South Texas Cement, LLC rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Martin Marietta South Texas Cement, LLC ranks #494 of 8,713 reporting facilities by latest reported CO₂e, and #77 of 1,176 facilities in TX (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Martin Marietta South Texas Cement, LLC? ▼
Martin Marietta South Texas Cement, LLC's 1.3M MT CO₂e is higher than 8,219 of the 8,713 GHGRP facilities with reported emissions (94%), an exact count from the full corpus, not an estimate.
How much CO2 does Martin Marietta South Texas Cement, LLC emit? ▼
Martin Marietta South Texas Cement, LLC reported 1.3M MT CO2e in 2023.
What share of MARTIN MARIETTA MATERIALS does Martin Marietta South Texas Cement, LLC represent? ▼
Martin Marietta South Texas Cement, LLC accounts for 32.2% of MARTIN MARIETTA MATERIALS's reported GHGRP CO₂e (1.3M MT of 4.0M MT), ranking #3 of 4 facilities under that parent.
What is Martin Marietta South Texas Cement, LLC's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.2% of reported CO₂e at Martin Marietta South Texas Cement, LLC, with N₂O the larger non-CO₂ share at 0.1% (CO₂ 99.8%). Shares use the facility's GHGRP gas components for that year.
Where does Martin Marietta South Texas Cement, LLC rank inside Minerals? ▼
Among EPA GHGRP facilities tagged Minerals, Martin Marietta South Texas Cement, LLC ranks #15 of 434 by latest reported CO₂e.
Is Martin Marietta South Texas Cement, LLC reducing emissions? ▼
Over 13 reporting years (2011–2023), Martin Marietta South Texas Cement, LLC's emissions have increased by 133%. This may reflect expanded operations or increased production.
Nationwide facilities with similar CO₂e or sector
Peer sets outside TX for a top-third GHGRP emitter: CO₂e totals first, then Minerals neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside TX (1.3M MT here).
Similar Minerals CO₂e
Nearest same-sector facility totals outside TX.