Chalk Point
AQUASCO, MD · Prince George'S · NAICS 221112
Data updated May 2026
Chalk Point sits in the upper third of EPA GHGRP reporters by latest CO₂e (#1,035 of 8,713 nationally, #9 of 77 in MD).
- National rank #1,035 of 8,713 GHGRP facilities
- #9 of 77 in MD
- #635 of 1,732 in Power Plants
- 70.3% of GENON ENERGY parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- -88.3% since 2011
Chalk Point vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
471,263 1035th of 8713 higher than 7,678 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 70.3% of GENON ENERGY reported parent CO₂e (471K MT of 670K MT ; #1 of 3 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #635 of 1,732 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 471K 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%
- 471K MT
- CH₄
- 0%
- 222 MT
- N₂O
- 0.1%
- 272 MT
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 471,263 |
| 2022 | 193,157 |
| 2021 | 882,117 |
| 2020 | 405,989 |
| 2019 | 610,423 |
| 2018 | 1,466,728 |
| 2017 | 819,939 |
| 2016 | 2,325,606 |
| 2015 | 1,957,612 |
| 2014 | 3,047,528 |
| 2013 | 2,949,640 |
| 2012 | 3,829,427 |
| 2011 | 4,041,923 |
Facility insight: Chalk Point
Chalk Point (GHGRP ID 1000649) is a high-volume reporter at 471K MT CO₂e in 2023 from AQUASCO, MD (#1,035 of 8,713 nationally) under Power Plants (NAICS 221112).
Across 2011–2023, annual CO₂e fell 88.3%; peak load was 4.0M MT in 2011. This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2011 at 4.0M MT CO2e; latest 2023 sits 88.3% below that peak (471K MT). The largest year-to-year move was 2016→2017 (-64.7%, 1.5M MT).
Frequently Asked Questions
Where does Chalk Point rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Chalk Point ranks #1,035 of 8,713 reporting facilities by latest reported CO₂e, and #9 of 77 facilities in MD (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Chalk Point? ▼
Chalk Point's 471K MT CO₂e is higher than 7,678 of the 8,713 GHGRP facilities with reported emissions (88%), an exact count from the full corpus, not an estimate.
How much CO2 does Chalk Point emit? ▼
Chalk Point reported 471K MT CO2e in 2023.
What share of GENON ENERGY does Chalk Point represent? ▼
Chalk Point accounts for 70.3% of GENON ENERGY's reported GHGRP CO₂e (471K MT of 670K MT), ranking #1 of 3 facilities under that parent.
What is Chalk Point's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at Chalk Point, 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 Chalk Point rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Chalk Point ranks #635 of 1,732 by latest reported CO₂e.
Is Chalk Point reducing emissions? ▼
Over 13 reporting years (2011–2023), Chalk Point's emissions have decreased by 88.3%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Peer sets outside MD for a top-third GHGRP emitter: CO₂e totals first, then Power Plants neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside MD (471K MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside MD.