KLEEN ENERGY SYSTEMS POWER PLANT
MIDDLETOWN, CT · MIDDLESEX COUNTY · NAICS 221112
Data updated May 2026
KLEEN ENERGY SYSTEMS POWER PLANT sits in the upper third of EPA GHGRP reporters by latest CO₂e (#625 of 8,713 nationally, #5 of 53 in CT).
- National rank #625 of 8,713 GHGRP facilities
- #5 of 53 in CT
- #449 of 1,732 in Power Plants
- 100% of KLEEN ENERGY SYSTEMS parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- +45.6% since 2011
KLEEN ENERGY SYSTEMS POWER PLANT vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
1,014,344 625th of 8713 higher than 8,088 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 KLEEN ENERGY SYSTEMS reported parent CO₂e (1.0M MT of 1.0M MT ). Inside the EPA Power Plants sector it ranks #449 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 1.0M 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%
- 1.0M MT
- CH₄
- 0%
- 483 MT
- N₂O
- 0.1%
- 577 MT
Emissions growth across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 1,014,344 |
| 2022 | 913,465 |
| 2021 | 919,855 |
| 2020 | 693,761 |
| 2019 | 832,320 |
| 2018 | 1,024,505 |
| 2017 | 1,542,808 |
| 2016 | 1,546,073 |
| 2015 | 1,698,568 |
| 2014 | 1,294,758 |
| 2013 | 1,284,503 |
| 2012 | 1,592,376 |
| 2011 | 696,554 |
Facility insight: KLEEN ENERGY SYSTEMS POWER PLANT
KLEEN ENERGY SYSTEMS POWER PLANT (GHGRP ID 1002802) is a high-volume reporter at 1.0M MT CO₂e in 2023 from MIDDLETOWN, CT (#625 of 8,713 nationally) under Power Plants (NAICS 221112).
From 2011 to 2023, reported CO₂e rose 45.6% (peak 1.7M MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2015 at 1.7M MT CO2e; latest 2023 sits 40.3% below that peak (1.0M MT). The largest year-to-year move was 2011→2012 (+128.6%, 896K MT).
Frequently Asked Questions
Where does KLEEN ENERGY SYSTEMS POWER PLANT rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, KLEEN ENERGY SYSTEMS POWER PLANT ranks #625 of 8,713 reporting facilities by latest reported CO₂e, and #5 of 53 facilities in CT (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than KLEEN ENERGY SYSTEMS POWER PLANT? ▼
KLEEN ENERGY SYSTEMS POWER PLANT's 1.0M MT CO₂e is higher than 8,088 of the 8,713 GHGRP facilities with reported emissions (93%), an exact count from the full corpus, not an estimate.
How much CO2 does KLEEN ENERGY SYSTEMS POWER PLANT emit? ▼
KLEEN ENERGY SYSTEMS POWER PLANT reported 1.0M MT CO2e in 2023.
What share of KLEEN ENERGY SYSTEMS does KLEEN ENERGY SYSTEMS POWER PLANT represent? ▼
KLEEN ENERGY SYSTEMS POWER PLANT accounts for 100% of KLEEN ENERGY SYSTEMS's reported GHGRP CO₂e (1.0M MT of 1.0M MT).
What is KLEEN ENERGY SYSTEMS POWER PLANT's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at KLEEN ENERGY SYSTEMS POWER 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 KLEEN ENERGY SYSTEMS POWER PLANT rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, KLEEN ENERGY SYSTEMS POWER PLANT ranks #449 of 1,732 by latest reported CO₂e.
Is KLEEN ENERGY SYSTEMS POWER PLANT reducing emissions? ▼
Over 13 reporting years (2011–2023), KLEEN ENERGY SYSTEMS POWER PLANT's emissions have increased by 45.6%. This may reflect expanded operations or increased production.
Nationwide facilities with similar CO₂e or sector
Peer sets outside CT for a top-third GHGRP emitter: CO₂e totals first, then Power Plants neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside CT (1.0M MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside CT.