CalPortland Redding Cement Plant
REDDING, CA · SHASTA COUNTY · NAICS 327310
Data updated May 2026
CalPortland Redding Cement Plant sits in the upper third of EPA GHGRP reporters by latest CO₂e (#1,213 of 8,713 nationally, #71 of 549 in CA).
- National rank #1,213 of 8,713 GHGRP facilities
- #71 of 549 in CA
- #104 of 434 in Minerals
- 10.2% of TAIHEIYO CEMENT USA parent CO₂e
- 2023 mix: 0.4% non-CO₂ (N₂O-led)
- +93.1% since 2011
CalPortland Redding Cement Plant vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
365,332 1213th of 8713 higher than 7,500 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 10.2% of TAIHEIYO CEMENT USA reported parent CO₂e (365K MT of 3.6M MT ; #4 of 4 GHGRP facilities under that parent ). Inside the EPA Minerals sector it ranks #104 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 365K MT CO₂e reported for 2023, non-CO₂ gases are 0.4% , led by N₂O at 0.2% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.6%
- 364K MT
- CH₄
- 0.1%
- 513 MT
- N₂O
- 0.2%
- 835 MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 365,332 |
| 2022 | 445,566 |
| 2021 | 336,590 |
| 2020 | 283,689 |
| 2019 | 293,213 |
| 2018 | 318,412 |
| 2017 | 264,234 |
| 2016 | 181,722 |
| 2015 | 281,164 |
| 2014 | 245,605 |
| 2013 | 267,831 |
| 2012 | 229,501 |
| 2011 | 189,204 |
Facility insight: CalPortland Redding Cement Plant
CalPortland Redding Cement Plant (GHGRP ID 1004612) is a high-volume reporter at 365K MT CO₂e in 2023 from REDDING, CA (#1,213 of 8,713 nationally) under Minerals (NAICS 327310).
From 2011 to 2023, reported CO₂e rose 93.1% (peak 446K MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2022 at 446K MT CO2e; latest 2023 sits 18% below that peak (365K MT). The largest year-to-year move was 2021→2022 (+32.4%, 109K MT).
Frequently Asked Questions
Where does CalPortland Redding Cement Plant rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, CalPortland Redding Cement Plant ranks #1,213 of 8,713 reporting facilities by latest reported CO₂e, and #71 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 CalPortland Redding Cement Plant? ▼
CalPortland Redding Cement Plant's 365K MT CO₂e is higher than 7,500 of the 8,713 GHGRP facilities with reported emissions (86%), an exact count from the full corpus, not an estimate.
How much CO2 does CalPortland Redding Cement Plant emit? ▼
CalPortland Redding Cement Plant reported 365K MT CO2e in 2023.
What share of TAIHEIYO CEMENT USA does CalPortland Redding Cement Plant represent? ▼
CalPortland Redding Cement Plant accounts for 10.2% of TAIHEIYO CEMENT USA's reported GHGRP CO₂e (365K MT of 3.6M MT), ranking #4 of 4 facilities under that parent.
What is CalPortland Redding Cement Plant's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.4% of reported CO₂e at CalPortland Redding Cement Plant, with N₂O the larger non-CO₂ share at 0.2% (CO₂ 99.6%). Shares use the facility's GHGRP gas components for that year.
Where does CalPortland Redding Cement Plant rank inside Minerals? ▼
Among EPA GHGRP facilities tagged Minerals, CalPortland Redding Cement Plant ranks #104 of 434 by latest reported CO₂e.
Is CalPortland Redding Cement Plant reducing emissions? ▼
Over 13 reporting years (2011–2023), CalPortland Redding Cement Plant's emissions have increased by 93.1%. 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 (365K MT here).
Similar Minerals CO₂e
Nearest same-sector facility totals outside CA.