Tucson Electric Power Co
88 East Broadway Tucson, AZ 85701Company Summary Information
Tucson Electric Power Co is ranked #97 out of 5,000 utilities nationwide in terms of total annual net electricity generation, and they are ranked #42 out of 165 utilities in terms of total annual net electricity generation from coal .
Tucson Electric Power Co generated 2.7 TWh during the 3-month period between September 2024 to December 2024.
According to FERC EQR data, Tucson Electric Power Co had a total of $74.2M in seller transasctions and $43.4M in buyer transasctions in 2025 Q1.
| Company Name | Tucson Electric Power Co |
|---|---|
| Location | 88 East Broadway Tucson, AZ 85701 |
| EIA Utility Type | Investor-Owned Utility |
| EIA Utility Dates | Jan 2001 to May 2025 |
| EIA Annual Generation | 9.0 TWh |
| EIA Power Plants | 12 |
| Fuel Types | Coal Natural Gas Wind Solar Distillate Fuel Oil |
| Ranked #97 out of 5,000 Utilities Nationwide by Annual Generation | |
| Ranked #42 out of 165 Utilities Nationwide in terms of Coal Generation | |
FERC Seller Summary
| Seller Dates Available | Jul 2013 to Jul 2025 |
|---|---|
| Seller Total Transaction Charges | $3.82B |
| Seller Total Transactions | 10,721,681 |
| Seller 2025 Q1 Transaction Charges | $74.21M |
| Seller 2025 Q1 Transactions | 675,277 |
FERC Buyer Summary
| Buyer Dates Available | Jul 2013 to Jul 2025 |
|---|---|
| Buyer Total Transaction Charges | $2.21B |
| Buyer Total Transactions | 349,029 |
| Buyer 2025 Q1 Transaction Charges | $43.41M |
| Buyer 2025 Q1 Transactions | 9,862 |
Map of Tucson Electric Power Co Locations
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Monthly Electricity Generation by Type
Monthly electricity generation by source as reported by the EIA
Monthly FERC Transaction Charges by Type
Monthly aggregates and sums are derived from FERC Electronic Quarterly Reports (EQR)
Power Plants Operated by Tucson Electric Power Co
| Plant | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|
| Demoss Petrie | Tucson, Arizona | 2 GWh | May 2001 | Dec 2024 | Natural Gas |
| Fort Huachuca Solar PV Project | Sierra Vista, Arizona | 40 GWh | Nov 2014 | Dec 2024 | Solar |
| H Wilson Sundt Generating Station | Tucson, Arizona | 2 TWh | Nov 1958 | May 2025 | Natural Gas |
| North Loop | Tucson, Arizona | 2 GWh | Nov 1972 | Dec 2024 | Natural Gas |
| Oso Grande Wind Farm | Maljamar, New Mexico | 680 GWh | Apr 2021 | May 2025 | Wind |
| Prairie Fire | Tucson, Arizona | 8 GWh | Nov 2012 | Dec 2024 | Solar |
| Raptor Ridge | Tucson, Arizona | 34 GWh | May 2022 | Dec 2024 | Solar |
| Roadrunner Reserve Phase 1 | Tucson, Arizona | - | - | - | |
| Springerville | Springerville, Arizona | 5 TWh | May 1985 | May 2025 | Subbituminous Coal : 99.1% |
| TAA Solar Facility | Tucson, Arizona | - | - | - | |
| UASTP I | Tucson, Arizona | 2 GWh | Nov 2010 | Dec 2024 | Solar |
| UASTP II | Tucson, Arizona | - | Dec 2011 | Dec 2016 |
Other Companies Listed Alphabetically
A list of companies close to Tucson Electric Power Co when arranged alphabetically. They do not neccessarily have any association with Tucson Electric Power Co.
| Company Name | Company Location | EIA Annual Generation | FERC 2025 Q1 Transactions |
|---|---|---|---|
| Tritec Americas | La Jolla, CA | 5.6 GWh | - |
| Trona Solar III LLC | 4.7 GWh | - | |
| Tropicana Products Inc | Bradenton, FL | 167.6 GWh | - |
| Tropico, LLC | Pasadena, CA | - | $417.16k |
| Troutdale Grid, LLC | Juno Beach, FL | -20.1 GWh | $9.21M |
| Troy Energy LLC | Luckey, OH | 1.0 TWh | $29.59M |
| Truckee Meadows Water Authority | Reno, NV | 59.2 GWh | - |
| Truman Solar, LLC | St. Louis Park, MN | 23.5 GWh | - |
| Trustees Of Princeton University | Princeton, NJ | 63.9 GWh | - |
| Tuana Springs Energy, LLC | Baltimore, MD | 32.6 GWh | $781.29k |
| Tulare Solar Center, LLC | Reno, NV | 146.4 GWh | $637.10k |
| TULE Wind LLC | Portland, OR | - | $7.16M |
| Tulsa LFG LLC | 18.7 GWh | - | |
| Tumbleweed Energy Storage, LLC | Walnut Creek, CA | -20.1 GWh | $3.25M |
| Tungsten Mountain | Fallon, NV | 334.3 GWh | - |
| Tunica Windpower LLC | Louisville, CO | - | $2.06M |
| Turlock Irrigation District | Turlock, CA | 2.8 TWh | $3.53M |
| Turnbull Hydro LLC | Ivins, UT | 19.2 GWh | - |
| Turquoise Nevada LLC | Montpelier, VT | - | $801.89k |
| Turtle Creek Wind Farm LLC | Houston, TX | 813.6 GWh | $7.29M |
Top 20 Companies Associated with Tucson Electric Power Co
A list of the top 20 companies associated with Tucson Electric Power Co in terms of total FERC EQR transactions charges. Total Transaction Charges are based on FERC EQR data obtained since Q3 2013.
| Company Name | 2025 Q1 Transactions w/ Tucson Electric Power Co |
|---|---|
| Tenaska Power Services Co. | $44.73M |
| Conocophillips Company | $11.92M |
| California Independent System Operator Corporation | $11.42M |
| Dynasty Power Inc. | $9.51M |
| Navopache Electric Cooperative, Inc. | $6.38M |
| Navajo Tribal Utility Authority | $5.03M |
| Central Arizona Water Conservation District | $4.51M |
| Macho Springs Power I, LLC | $3.48M |
| Borderlands Wind, LLC | $3.10M |
| Trico Electric Cooperative, Inc. | $2.33M |
| Wilmot Energy Center, LLC | $2.14M |
| Avalon Solar Partners, LLC | $1.69M |
| Uns Electric, Inc. | $1.32M |
| Transcanada Energy Sales Ltd. | $1.13M |
| TRI-State Generation And Transmission Association, Inc. | $1.07M |
| Red Horse Wind 2, LLC | $997.21k |
| Public Service Company Of New Mexico | $913.09k |
| Citigroup Energy Inc. | $856.59k |
| The Energy Authority, Inc. | $741.36k |
| Morgan Stanley Capital Group Inc. | $554.08k |
The 20 Most Recent FERC EQR Transactions
Displaying Results 1 to 20 of 11,070,710 ( 1.287s )| Seller Name | Buyer Name | Product | Transaction Group Ref # | Begin Date | End Date | Trade Date | Quantity | Price | Units | Transmission Charge | Transaction Charge | FERC Tariff Ref | Contract Service Agreement | Contract Filing Type | Contract Execution Date | Contract Commencement Date | Contract Termination Date | Timezone | Balancing Authority | Point of Delivery Hub | Class | Term | Increment | Increment Peaking | Filing Type | Broker Exchange |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tucson Electric Power Company | California Independent System Operator Corporation | ENERGY | PRSC20B8ECA0FA6947398004 | 2025-06-30 23:55 | 2025-07-01 00:00 | 2025-06-30 | 0.655 | $28.97172 | $/MWH | $0.00 | $18.98 | TEP Market-Based Rate Tariff | CAISO WEIM | New | 2021-05-25 | 2022-05-03 | PacificPrevailing2 | TEPC | Various | Firm | ShortTerm | FiveMinute | OffPeak | New | ||
| Tucson Electric Power Company | California Independent System Operator Corporation | ENERGY | PRSCC4F73E4B25ED4CA2A122 | 2025-06-30 23:55 | 2025-07-01 00:00 | 2025-06-30 | 0.0085 | $30.76507 | $/MWH | $0.00 | $0.26 | TEP Market-Based Rate Tariff | CAISO WEIM | New | 2021-05-25 | 2022-05-03 | PacificPrevailing2 | TEPC | Various | Firm | ShortTerm | FiveMinute | OffPeak | New | ||
| Tucson Electric Power Company | California Independent System Operator Corporation | ENERGY | PRSCD086ECE2443E4F7CB5CD | 2025-06-30 23:55 | 2025-07-01 00:00 | 2025-06-30 | 0.5844 | $29.435141 | $/MWH | $0.00 | $17.20 | TEP Market-Based Rate Tariff | CAISO WEIM | New | 2021-05-25 | 2022-05-03 | PacificPrevailing2 | TEPC | Various | Firm | ShortTerm | FiveMinute | OffPeak | New | ||
| Tucson Electric Power Company | California Independent System Operator Corporation | ENERGY | PRSC0DB23A2FCC9E4C3EB41F | 2025-06-30 23:55 | 2025-07-01 00:00 | 2025-06-30 | 0.3725 | $34.400421 | $/MWH | $0.00 | $12.81 | TEP Market-Based Rate Tariff | CAISO WEIM | New | 2021-05-25 | 2022-05-03 | PacificPrevailing2 | TEPC | Various | Firm | ShortTerm | FiveMinute | OffPeak | New | ||
Tucson Electric Power Co 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 Name | Company Address |
|---|---|
| Tucson Electric Power Co | 88 East Broadway Tucson, AZ 85701 |
| Tucson Electric Power Company | 88 E. Broadway BLVD. Mailstop HQE 706 Tucson, AZ 85702 |
| Tucson Electric Power Company | 88 E. Broadway BLVD. Mailstop HQW 804 Tucson, AZ 85702 |