CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF
GLEN ARM, MD · BALTIMORE COUNTY · NAICS 221112
Data updated May 2026
CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF ranks among smaller GHGRP totals (#8,090 of 8,713 nationally; #73 of 77 in MD), a lower-footprint comparator in Power Plants.
- National rank #8,090 of 8,713 GHGRP facilities
- #73 of 77 in MD
- #1,539 of 1,732 in Power Plants
- -77.3% since 2011
CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
4,325 8090th of 8713 higher than 623 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 · 2020
Facility footprint context
Inside the EPA Power Plants sector it ranks #1,539 of 1,732 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2020 | 4,325 |
| 2019 | 32,386 |
| 2018 | 22,796 |
| 2017 | 14,108 |
| 2016 | 29,096 |
| 2015 | 20,828 |
| 2014 | 7,120 |
| 2013 | 16,429 |
| 2012 | 13,197 |
| 2011 | 19,069 |
Facility insight: CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF
CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF (ID 1006220) reported 4K MT CO₂e for 2020 in BALTIMORE COUNTY, MD (#8,090 of 8,713 by latest CO₂e).
Across 2011–2020, annual CO₂e fell 77.3%; peak load was 32K MT in 2019. This facility has filed every year from 2011 to 2020, a complete 10-year record.
Peak year was 2019 at 32K MT CO2e; latest 2020 sits 86.6% below that peak (4K MT). The largest year-to-year move was 2019→2020 (-86.6%, 28K MT).
Frequently Asked Questions
Where does CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF ranks #8,090 of 8,713 reporting facilities by latest reported CO₂e, and #73 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 CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF? ▼
CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF's 4K MT CO₂e is higher than 623 of the 8,713 GHGRP facilities with reported emissions (7%), an exact count from the full corpus, not an estimate.
How much CO2 does CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF emit? ▼
CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF reported 4K MT CO2e in 2020.
Where does CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF ranks #1,539 of 1,732 by latest reported CO₂e.
Is CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF reducing emissions? ▼
Over 10 reporting years (2011–2020), CONSTELLATION POWER SOURCE GENERATION - NOTCH CLIFF's emissions have decreased by 77.3%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Lower-footprint peers outside MD: nearest CO₂e totals and same-sector reporters for context.
Similar reported CO₂e
Nearest latest-year facility totals outside MD (4K MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside MD.