PQ Corp - Chester Plant
Chester, PA · DELAWARE COUNTY · NAICS 325180
Data updated May 2026
PQ Corp - Chester Plant ranks among smaller GHGRP totals (#6,514 of 8,713 nationally; #317 of 404 in PA), a lower-footprint comparator in Chemicals.
- National rank #6,514 of 8,713 GHGRP facilities
- #317 of 404 in PA
- #459 of 534 in Chemicals
- 100% of PQ parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- -10.3% since 2011
PQ Corp - Chester Plant vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
22,439 6514th of 8713 higher than 2,199 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 100% of PQ reported parent CO₂e (22K MT of 22K MT ). Inside the EPA Chemicals sector it ranks #459 of 534 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 22K MT CO₂e reported for 2023, non-CO₂ gases are 0.1% , led by N₂O at 0.1% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.9%
- 22K MT
- CH₄
- 0%
- 11 MT
- N₂O
- 0.1%
- 13 MT
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 22,439 |
| 2022 | 21,946 |
| 2021 | 24,306 |
| 2020 | 23,904 |
| 2019 | 22,067 |
| 2018 | 26,544 |
| 2017 | 26,234 |
| 2016 | 25,011 |
| 2015 | 25,476 |
| 2014 | 26,979 |
| 2013 | 24,066 |
| 2012 | 25,441 |
| 2011 | 25,025 |
Facility insight: PQ Corp - Chester Plant
PQ Corp - Chester Plant (ID 1008044) reported 22K MT CO₂e for 2023 in DELAWARE COUNTY, PA (#6,514 of 8,713 by latest CO₂e).
Across 2011–2023, annual CO₂e fell 10.3%; peak load was 27K MT in 2014. This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2014 at 27K MT CO2e; latest 2023 sits 16.8% below that peak (22K MT). The largest year-to-year move was 2018→2019 (-16.9%, 4K MT).
Frequently Asked Questions
Where does PQ Corp - Chester Plant rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, PQ Corp - Chester Plant ranks #6,514 of 8,713 reporting facilities by latest reported CO₂e, and #317 of 404 facilities in PA (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than PQ Corp - Chester Plant? ▼
PQ Corp - Chester Plant's 22K MT CO₂e is higher than 2,199 of the 8,713 GHGRP facilities with reported emissions (25%), an exact count from the full corpus, not an estimate.
How much CO2 does PQ Corp - Chester Plant emit? ▼
PQ Corp - Chester Plant reported 22K MT CO2e in 2023.
What share of PQ does PQ Corp - Chester Plant represent? ▼
PQ Corp - Chester Plant accounts for 100% of PQ's reported GHGRP CO₂e (22K MT of 22K MT).
What is PQ Corp - Chester Plant's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at PQ Corp - Chester Plant, with N₂O the larger non-CO₂ share at 0.1% (CO₂ 99.9%). Shares use the facility's GHGRP gas components for that year.
Where does PQ Corp - Chester Plant rank inside Chemicals? ▼
Among EPA GHGRP facilities tagged Chemicals, PQ Corp - Chester Plant ranks #459 of 534 by latest reported CO₂e.
Is PQ Corp - Chester Plant reducing emissions? ▼
Over 13 reporting years (2011–2023), PQ Corp - Chester Plant's emissions have decreased by 10.3%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Lower-footprint peers outside PA: nearest CO₂e totals and same-sector reporters for context.
Similar reported CO₂e
Nearest latest-year facility totals outside PA (22K MT here).
Similar Chemicals CO₂e
Nearest same-sector facility totals outside PA.