SIGNAL MOUNTAIN CEMENT CO
CHATTANOOGA, TN · HAMILTON COUNTY · NAICS 327310
Data updated May 2026
SIGNAL MOUNTAIN CEMENT CO sits in the upper third of EPA GHGRP reporters by latest CO₂e (#749 of 8,713 nationally, #10 of 144 in TN).
- National rank #749 of 8,713 GHGRP facilities
- #10 of 144 in TN
- #40 of 434 in Minerals
- 14.6% of RC LONESTAR parent CO₂e
- 2023 mix: 0.2% non-CO₂ (N₂O-led)
- +109.4% since 2011
SIGNAL 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
814,743 749th of 8713 higher than 7,964 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 14.6% of RC LONESTAR reported parent CO₂e (815K MT of 5.6M MT ; #4 of 7 GHGRP facilities under that parent ). Inside the EPA Minerals sector it ranks #40 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 815K 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%
- 813K MT
- CH₄
- 0.1%
- 493 MT
- N₂O
- 0.1%
- 902 MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 814,743 |
| 2022 | 733,270 |
| 2021 | 706,798 |
| 2020 | 660,761 |
| 2019 | 688,436 |
| 2018 | 632,234 |
| 2017 | 660,514 |
| 2016 | 643,342 |
| 2015 | 591,240 |
| 2014 | 402,626 |
| 2013 | 451,309 |
| 2012 | 390,406 |
| 2011 | 389,100 |
Facility insight: SIGNAL MOUNTAIN CEMENT CO
SIGNAL MOUNTAIN CEMENT CO (GHGRP ID 1000247) is a high-volume reporter at 815K MT CO₂e in 2023 from CHATTANOOGA, TN (#749 of 8,713 nationally) under Minerals (NAICS 327310).
From 2011 to 2023, reported CO₂e rose 109.4% (peak 815K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Frequently Asked Questions
Where does SIGNAL MOUNTAIN CEMENT CO rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, SIGNAL MOUNTAIN CEMENT CO ranks #749 of 8,713 reporting facilities by latest reported CO₂e, and #10 of 144 facilities in TN (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than SIGNAL MOUNTAIN CEMENT CO? ▼
SIGNAL MOUNTAIN CEMENT CO's 815K MT CO₂e is higher than 7,964 of the 8,713 GHGRP facilities with reported emissions (91%), an exact count from the full corpus, not an estimate.
How much CO2 does SIGNAL MOUNTAIN CEMENT CO emit? ▼
SIGNAL MOUNTAIN CEMENT CO reported 815K MT CO2e in 2023.
What share of RC LONESTAR does SIGNAL MOUNTAIN CEMENT CO represent? ▼
SIGNAL MOUNTAIN CEMENT CO accounts for 14.6% of RC LONESTAR's reported GHGRP CO₂e (815K MT of 5.6M MT), ranking #4 of 7 facilities under that parent.
What is SIGNAL MOUNTAIN CEMENT CO's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.2% of reported CO₂e at SIGNAL MOUNTAIN CEMENT CO, 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 SIGNAL MOUNTAIN CEMENT CO rank inside Minerals? ▼
Among EPA GHGRP facilities tagged Minerals, SIGNAL MOUNTAIN CEMENT CO ranks #40 of 434 by latest reported CO₂e.
Is SIGNAL MOUNTAIN CEMENT CO reducing emissions? ▼
Over 13 reporting years (2011–2023), SIGNAL MOUNTAIN CEMENT CO's emissions have increased by 109.4%. This may reflect expanded operations or increased production.
Nationwide facilities with similar CO₂e or sector
Peer sets outside TN for a top-third GHGRP emitter: CO₂e totals first, then Minerals neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside TN (815K MT here).
Similar Minerals CO₂e
Nearest same-sector facility totals outside TN.