NATIONAL CEMENT CO OF CALIFORNIA INC
Lebec, CA · KERN COUNTY · NAICS 327310
Data updated May 2026
NATIONAL CEMENT CO OF CALIFORNIA INC sits in the upper third of EPA GHGRP reporters by latest CO₂e (#843 of 8,713 nationally, #45 of 549 in CA).
- National rank #843 of 8,713 GHGRP facilities
- #45 of 549 in CA
- #54 of 434 in Minerals
- 43.3% of NATIONAL CEMENT CO parent CO₂e
- 2023 mix: 0.6% non-CO₂ (N₂O-led)
- +77.8% since 2011
NATIONAL CEMENT CO OF CALIFORNIA INC vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
683,489 843rd of 8713 higher than 7,870 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 43.3% of NATIONAL CEMENT CO reported parent CO₂e (683K MT of 1.6M MT ; #2 of 2 GHGRP facilities under that parent ). Inside the EPA Minerals sector it ranks #54 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 683K MT CO₂e reported for 2023, non-CO₂ gases are 0.6% , led by N₂O at 0.4% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.4%
- 679K MT
- CH₄
- 0.2%
- 2K MT
- N₂O
- 0.4%
- 3K MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 683,489 |
| 2022 | 849,706 |
| 2021 | 862,052 |
| 2020 | 836,389 |
| 2019 | 795,656 |
| 2018 | 807,060 |
| 2017 | 697,576 |
| 2016 | 680,811 |
| 2015 | 679,931 |
| 2014 | 623,675 |
| 2013 | 551,013 |
| 2012 | 463,720 |
| 2011 | 384,310 |
Facility insight: NATIONAL CEMENT CO OF CALIFORNIA INC
NATIONAL CEMENT CO OF CALIFORNIA INC (GHGRP ID 1006642) is a high-volume reporter at 683K MT CO₂e in 2023 from Lebec, CA (#843 of 8,713 nationally) under Minerals (NAICS 327310).
From 2011 to 2023, reported CO₂e rose 77.8% (peak 862K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2021 at 862K MT CO2e; latest 2023 sits 20.7% below that peak (683K MT). The largest year-to-year move was 2022→2023 (-19.6%, 166K MT).
Frequently Asked Questions
Where does NATIONAL CEMENT CO OF CALIFORNIA INC rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, NATIONAL CEMENT CO OF CALIFORNIA INC ranks #843 of 8,713 reporting facilities by latest reported CO₂e, and #45 of 549 facilities in CA (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than NATIONAL CEMENT CO OF CALIFORNIA INC? ▼
NATIONAL CEMENT CO OF CALIFORNIA INC's 683K MT CO₂e is higher than 7,870 of the 8,713 GHGRP facilities with reported emissions (90%), an exact count from the full corpus, not an estimate.
How much CO2 does NATIONAL CEMENT CO OF CALIFORNIA INC emit? ▼
NATIONAL CEMENT CO OF CALIFORNIA INC reported 683K MT CO2e in 2023.
What share of NATIONAL CEMENT CO does NATIONAL CEMENT CO OF CALIFORNIA INC represent? ▼
NATIONAL CEMENT CO OF CALIFORNIA INC accounts for 43.3% of NATIONAL CEMENT CO's reported GHGRP CO₂e (683K MT of 1.6M MT), ranking #2 of 2 facilities under that parent.
What is NATIONAL CEMENT CO OF CALIFORNIA INC's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.6% of reported CO₂e at NATIONAL CEMENT CO OF CALIFORNIA INC, with N₂O the larger non-CO₂ share at 0.4% (CO₂ 99.4%). Shares use the facility's GHGRP gas components for that year.
Where does NATIONAL CEMENT CO OF CALIFORNIA INC rank inside Minerals? ▼
Among EPA GHGRP facilities tagged Minerals, NATIONAL CEMENT CO OF CALIFORNIA INC ranks #54 of 434 by latest reported CO₂e.
Is NATIONAL CEMENT CO OF CALIFORNIA INC reducing emissions? ▼
Over 13 reporting years (2011–2023), NATIONAL CEMENT CO OF CALIFORNIA INC's emissions have increased by 77.8%. This may reflect expanded operations or increased production.
Nationwide facilities with similar CO₂e or sector
Peer sets outside CA for a top-third GHGRP emitter: CO₂e totals first, then Minerals neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside CA (683K MT here).
Similar Minerals CO₂e
Nearest same-sector facility totals outside CA.