EPA TRI Facility · Electric Utilities
Calpine Mid Merit LLC York Energy Center
Delta, PA · Parent: Calpine Corp
- Total releases
- 190.7K lbs
- Chemicals reported
- 6
- Carcinogens
- 2
- Primary pathway
- Air Releases
AIR Form-R mix
Calpine Mid Merit LLC York Energy Center: how the 240.6K lbs splits
240.6K lbs across all reported pathways
- Air Releases 240.6K lbs 100.0%
Calpine Mid Merit LLC York Energy Center's 240.6K lbs Form-R total is AIR - air releases is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Ammonia.
Carcinogen-classified pounds vs other reported pounds
Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.
MID volume AIR pathway TRACE-CARC
Calpine Mid Merit LLC York Energy Center is an EPA Toxics Release Inventory reporter in Delta, PA, in the electric utilities sector. It reported 49.9K lbs of releases across 2 chemicals in 2024, and 190.7K lbs in total across its 2019-2024 reporting years. That ranks 3,327 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Pennsylvania's 1,010 reporting TRI sites, pounds #1 is not chemical-count #1. Calpine Mid Merit LLC York Energy Center is pounds #139 and chemical-count #187 at 190.7K lbs. Max Environmental -- Yukon Facility leads reported pounds (34.8M lbs) at 18 chemicals (chemical-count #24). Keystone Cement Co leads chemical count at 53 chemicals (155.4K lbs, pounds #149). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Buck Co Inc; Stoner Inc; Turkey Hill Dairy; Stryten Lampeter LLC. Similar-scale Electric Utilities peers outside Pennsylvania: Cpv Towantic Energy Center; Mge West Campus Cogeneration Facility; Burlington Generating Station; Domtar Paper Co LLC. Other Calpine Corp sites in this extract: Bethlehem Energy Center; Calpine Fore River Energy Center LLC; Edge Moor/hay Road Energy Centers; Cumberland Energy Center. Largest disclosed chemicals by pounds: Ammonia; n-Hexane; Lead And Lead Compounds; Polycyclic aromatic compounds.
Calpine Mid Merit LLC York Energy Center stamps MID volume with a dominant AIR pathway (100.0% air releases) across 6 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 190.7K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Cpv Towantic Energy Center and Mge West Campus Cogeneration Facility.
Calpine Mid Merit LLC York Energy Center vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
191K lbs Top 13% higher than 87% of 25,986 reporting TRI facilities
Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.
Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year
Calpine Mid Merit LLC York Energy Center: Ammonia-led volume
Among the 513 Electric Utilities facilities in this database, Calpine Mid Merit LLC York Energy Center reports the 294th-largest volume (190.7K lbs). Its reported volume is concentrated rather than spread: Ammonia alone is 99.5% of the total. Scale peers outside Pennsylvania include Cpv Towantic Energy Center and Mge West Campus Cogeneration Facility.
Concentrated means ≥60% of Calpine Mid Merit LLC York Energy Center's pounds in one chemical - here Ammonia at 99.5%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Calpine Mid Merit LLC York Energy Center's total reported releases fell from 62.9 thousand lb in 2022 to 47.8 thousand lb in 2023, based on EPA TRI filings.
- Calpine Mid Merit LLC York Energy Center's chemicals reported fell from 6 in 2022 to 2 in 2023, based on EPA TRI filings.
- Calpine Mid Merit LLC York Energy Center's air releases fell from 62.9 thousand lb in 2022 to 47.8 thousand lb in 2023, based on EPA TRI filings.
Calpine Mid Merit LLC York Energy Center Form-R facts
Compare this facility
See how Calpine Mid Merit LLC York Energy Center stacks up against nearby facilities and the typical reporter.
3.4× more than the comparison
20% more than the comparison
Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.
How does this facility release toxic chemicals?
How Calpine Mid Merit LLC York Energy Center releases toxic chemicals into the environment. Total: 240.6K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 14% (58.2K lbs to 49.9K lbs).
Calpine Mid Merit LLC York Energy Center: annual Form-R pounds
MID site · AIR pathway · TRI years 2019–2024
- 2019 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows Calpine Mid Merit LLC York Energy Center year-over-year reported totals (decreased by 14% from 2019 to 2024). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Ammonia.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 58.2K lbs | 4 |
| 2021 | 21.8K lbs | 5 |
| 2022 | 62.9K lbs | 6 |
| 2023 | 47.8K lbs | 2 |
| 2024 | 49.9K lbs | 2 |
Chemical Releases
Aggregated across all reporting years (2019–2024). 2 of 6 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ammonia | 239.3K lbs | - |
| n-Hexane | 854 lbs | - |
| Lead And Lead Compounds | 434 lbs | - |
| Polycyclic aromatic compounds | 9 lbs | Carcinogen |
| 1,2,4-Trimethylbenzene | 0 lbs | - |
| Naphthalene | 0 lbs | Carcinogen |
Calpine Mid Merit LLC York Energy Center · AIR-pathway site
Nearest TRI Facilities to Calpine Mid Merit LLC York Energy Center
Closest other reporters in Pennsylvania - including Buck Co Inc, Stoner Inc, Turkey Hill Dairy, ordered by distance.
Showing 8 of 1,009 other reporting facilities in Pennsylvania.
Similar Electric Utilities Facilities
Other Electric Utilities facilities with similar total release volumes (±80%), outside Pennsylvania - e.g. Cpv Towantic Energy Center, Mge West Campus Cogeneration Facility, Burlington Generating Station.
Compare beyond Pennsylvania
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Calpine Mid Merit LLC York Energy Center on cumulative reported pounds (190.7K lbs) and distinct chemical count (6). Release-pound peers include Empire Cheese, Big River Steel LLC, Rti Advanced Forming Inc.. Chemical-count peers include Eaton Intelligent Power Ltd, Leoni Wire Inc, Turf Care Supply-Hatfield Plant. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Calpine Corp Facilities
Same-parent TRI sites ranked by reported releases - including Bethlehem Energy Center, Calpine Fore River Energy Center LLC, Edge Moor/hay Road Energy Centers.
About TRI Data
Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.
On this page the largest disclosed chemicals include Ammonia, n-Hexane, Lead And Lead Compounds, Polycyclic aromatic compounds; nearby reporters include Buck Co Inc. Calpine Mid Merit LLC York Energy Center stamps MID volume · AIR pathway · TRACE-CARC carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.
Use and verify this record
This Calpine Mid Merit LLC York Energy Center TRI extract (MID · AIR · TRACE-CARC · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Calpine Mid Merit LLC York Energy Center totals are self-reported EPCRA §313 estimates for Delta, PA, latest year 2023. Form-R rows span 2019–2024 (5 years). NAICS 221112 · Electric Utilities. 1.5% of York TRI pounds in this extract. Nearest ABS peer: Empire Cheese (Δ 46 lbs). Pounds ≠ exposure.
Calpine Mid Merit LLC York Energy Center stamps MID volume · AIR pathway · TRACE-CARC · lead Ammonia. PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. Corrections: editorial policy.
All federal data sources used on this page
- EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
- EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
- EPA Facility Registry Service - facility location and identity. epa.gov
- EPA ECHO - regulatory and compliance context. epa.gov
- EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov