Calpine Mid-Merit LLC

717 Texas Ave. Houston, TX 77002

Company Summary Information

Calpine Mid-Merit LLC is ranked #90 out of 4,889 utilities nationwide in terms of total annual net electricity generation, and they are ranked #40 out of 1,267 utilities in terms of total annual net electricity generation from natural gas.

Calpine Mid-Merit LLC generated 2.8 TWh during the 3-month period between November 2024 to February 2025.

According to FERC EQR data, Calpine Mid-Merit LLC had a total of $9.9M in seller transasctions and $18.0k in buyer transasctions in 2024 Q4.

Company NameCalpine Mid-Merit LLC
Location717 Texas Ave. Houston, TX 77002
EIA Utility TypeIndependent Power Producer
EIA Utility DatesMar 2011 to Feb 2025
EIA Annual Generation 9.8 TWh
EIA Power Plants1
Fuel Types Natural Gas Distillate Fuel Oil
Ranked #90 out of 4,889 Utilities Nationwide by Annual Generation
Ranked #40 out of 1,267 Utilities Nationwide in terms of Natural Gas Generation

FERC Seller Summary

Seller Dates AvailableJul 2013 to Apr 2025
Seller Total Transaction Charges$723.85M
Seller Total Transactions281
Seller 2024 Q4 Transaction Charges$9.94M
Seller 2024 Q4 Transactions2

FERC Buyer Summary

Buyer Dates AvailableJun 2017 to Mar 2025
Buyer Total Transaction Charges$1.61M
Buyer Total Transactions23,220
Buyer 2024 Q4 Transaction Charges$18.01k
Buyer 2024 Q4 Transactions555

Map of Calpine Mid-Merit LLC Locations

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Monthly Electricity Generation by Type

Monthly electricity generation by source as reported by the EIA

Natural Gas
Distillate Fuel Oil
1M1M800k800k600k600k400k400k200k200k0020122012201320132014201420152015201620162017201720182018201920192020202020212021202220222023202320242024
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Monthly FERC Transaction Charges by Type

Monthly aggregates and sums are derived from FERC Electronic Quarterly Reports (EQR)

Power Plants Operated by Calpine Mid-Merit LLC

PlantLocationAnnual GenerationInitial Operation DateLast UpdateFuel Types
York Energy CenterDelta, Pennsylvania9 TWhFeb 2011Feb 2025 Natural Gas : 99.7%

Other Companies Listed Alphabetically

A list of companies close to Calpine Mid-Merit LLC when arranged alphabetically. They do not neccessarily have any association with Calpine Mid-Merit LLC.

Company NameCompany LocationEIA Annual
Generation
FERC 2024 Q4
Transactions
Calpine Corp - Metcalf Energy CenterSan Jose, CA13.5 TWh-
Calpine Eastern CorpHouston, TX647.1 GWh-
Calpine Energy Services, L.P.Houston, TX-$1.92B
Calpine Energy Solutions, LLCSan Diego, CA-$301.29M
Calpine Fore River Energy Center, LLCNorth Weymouth, MA3.6 TWh$15.38M
Calpine Gilroy Cogen LPGilroy, CA-$4.69M
Calpine Greenleaf Holding, Inc.Houston, TX2.9 GWh-
Calpine King City Cogen LLCKing City, CA42.9 GWh-
Calpine Mid-Atlantic Generation LLCHouston, TX2.3 TWh$22.00M
Calpine Mid-Merit II, LLCHouston, TX-$19.97M
Calpine New Jersey Generation LLCHouston, TX114.7 GWh$2.34M
Calpine VIneland Solar LLCHouston, TX5.9 GWh$20.00k
Calrenew-1 LLCPleasanton, CA6.7 GWh-
Calumet Energy Team, LLCIrving, TX-$983.33k
Calvert Cliffs Nuclear PP LLCLusby, MD-$156.67M
Calwind Resources Inc58.1 GWh-
Cambria Wind, LLCPittsburgh, PA-$1.13M
Camden Plant Holdings LLCAllentown, PA77.9 GWh$1.51M
Camden Solar Center, LLCDe Pere, WI1.4 GWh-
Camden Solar LLC46.4 GWh-

All Companies Associated with Calpine Mid-Merit LLC

A list of all companies associated with Calpine Mid-Merit LLC in terms of FERC EQR transactions. Total Transaction Charges are based on FERC EQR data obtained since Q3 2013.

Company Name2024 Q4 Transactions w/
Calpine Mid-Merit LLC
Calpine Energy Services, L.P.$9.96M
PJM Settlement, Inc.-
Exelon Generation Company, LLC-

The 20 Most Recent FERC EQR Transactions

Displaying Results 1 to 20 of 23,501   ( 0.047s )
Seller NameBuyer NameProductTransaction
Group Ref #
Begin DateEnd DateTrade DateQuantityPriceUnitsTransmission
Charge
Transaction
Charge
FERC Tariff RefContract
Service
Agreement
Contract
Filing
Type
Contract
Execution
Date
Contract
Commencement
Date
Contract
Termination
Date
TimezoneBalancing
Authority
Point of
Delivery Hub
ClassTermIncrementIncrement
Peaking
Filing
Type
Broker
Exchange
Calpine Mid Merit, LLCCalpine Energy Services, L.P.CAPACITY9196732025-01-01 00:002025-04-01 00:002025-01-011,635$12,348.5156$/MW-MO$0.00$20,189,823.00Market-Based Rate Tariff, FERC Electric Tariff, Volume No. 1CMM-2.3.3-21697New2010-04-202022-01-01EasternPrevailing2PJMDELTA CT1UnitPowerSaleLongTermYearlyFullPeriodNew
Calpine Mid Merit, LLCCalpine Energy Services, L.P.TOLLING ENERGY21273322025-01-01 00:002025-04-01 00:002025-01-01867,968$0.00$/MWH$0.00$0.00Market-Based Rate Tariff, FERC Electric Tariff, Volume No. 1CMM-2.3.3-21697New2010-04-202022-01-01EasternPrevailing2PJMDLTAPLNT GEN 1-4FirmLongTermYearlyFullPeriodNew
Calpine Energy Services, L.P.Calpine Mid Merit, LLCENERGY21273332025-03-27 14:002025-03-27 15:002010-04-200.643$23.79$/MWH$0.00$15.30Market-Based Rate Tariff, FERC Electric Tariff, Volume No. 1CMM-2.3.3-21697New2010-04-202010-04-20EasternPrevailing2PJMDLTAPLNT GEN 1-4FirmLongTermYearlyFullPeriodNew
Calpine Energy Services, L.P.Calpine Mid Merit, LLCENERGY21273332025-03-12 03:002025-03-12 04:002010-04-203.939$27.22$/MWH$0.00$107.22Market-Based Rate Tariff, FERC Electric Tariff, Volume No. 1CMM-2.3.3-21697New2010-04-202010-04-20EasternPrevailing2PJMDLTAPLNT GEN 1-4FirmLongTermYearlyFullPeriodNew

Calpine Mid-Merit LLC Name and Address Permutations

Due to the nature of the data we have to make some assumptions when determining if two companies are the same. So to be transparent about how we're calculating some of the summary values, here are all the company names and addresses that were combined to create this record. While we try to make sure everything is as accurate as possible we can't guarantee complete accuracy for all records.

Company NameCompany Address
Calpine Mid-Merit LLC717 Texas Ave. Houston, TX 77002
Calpine Mid Merit, LLC717 Texas Avenue, Suite 1000 Houston, TX 77002
Calpine Mid Merit, LLC717 Texas Avenue, Suite 100 Houston, TX 77002