Interstate Power Co
200 First Street Se Cedar Rapids, IA 52401Company Summary Information
Interstate Power Co is ranked #64 out of 5,337 utilities nationwide in terms of total annual net electricity generation, and they are ranked #80 out of 1,262 utilities in terms of total annual net electricity generation from natural gas.
Interstate Power Co generated 4.7 TWh during the 3-month period between September 2025 to December 2025.
According to FERC EQR data, Interstate Power Co had a total of $115.0M in seller transasctions and $13.7M in buyer transasctions in 2025 Q2.
| Company Name | Interstate Power Co |
|---|---|
| Location | 200 First Street Se Cedar Rapids, IA 52401 |
| EIA Utility Type | |Investor-Owned Utility |
| EIA Utility Dates | Jan 2001 to May 2026 |
| EIA Annual Generation | 15.0 TWh |
| EIA Power Plants | 42 |
| Fuel Types | Natural Gas Wind Coal Solar |
| Ranked #64 out of 5,337 Utilities Nationwide by Annual Generation | |
| Ranked #80 out of 1,262 Utilities Nationwide in terms of Natural Gas Generation | |
FERC Seller Summary
| Seller Dates Available | Jul 2013 to Oct 2025 |
|---|---|
| Seller Total Transaction Charges | $5.08B |
| Seller Total Transactions | 25,536,118 |
| Seller 2025 Q2 Transaction Charges | $114.99M |
| Seller 2025 Q2 Transactions | 948,536 |
FERC Buyer Summary
| Buyer Dates Available | Jul 2013 to Sep 2025 |
|---|---|
| Buyer Total Transaction Charges | $1.57B |
| Buyer Total Transactions | 5,343 |
| Buyer 2025 Q2 Transaction Charges | $13.68M |
| Buyer 2025 Q2 Transactions | 134 |
Map of Interstate 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 Interstate Power Co
| Plant | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|
| Agency GT | West Burlington, Iowa | - | - | Nov 2010 | |
| Ames Diesel Generating Station | Ames, Iowa | - | - | Dec 2005 | |
| Burlington (IA) | Burlington, Iowa | 26 GWh | May 1968 | May 2026 | Natural Gas |
| Cedar Rapids Community Solar | Cedar Rapids, Iowa | 9 GWh | Jan 2024 | Dec 2025 | Solar |
| Centerville | Centerville, Iowa | - | Dec 1962 | Nov 2017 | |
| Clinton Schools | Clinton, Iowa | 9 MWh | Nov 2025 | Dec 2025 | Solar |
| Creston School Customer Hosted Solar | Creston, Iowa | 1 GWh | Jul 2025 | Dec 2025 | Solar |
| Creston Solar (50 MW) | Creston, Iowa | 96 GWh | Sep 2024 | May 2026 | Solar |
| Decorah Battery | Decorah, Iowa | -84 MWh | May 2021 | Dec 2025 | |
| Deer Run Battery | Cedar Rapids, Iowa | -453 MWh | Dec 2022 | Dec 2025 | |
| Dubuque | Dubuque, Iowa | - | Dec 1951 | May 2017 | |
| Emery Station | Clear Lake, Iowa | 2 TWh | Apr 2004 | May 2026 | Natural Gas |
| English Farms | Montezuma, Iowa | 573 GWh | Feb 2019 | May 2026 | Wind |
| Fareway Customer Hosted 1 MW Solar | Boone, Iowa | 2 GWh | Apr 2024 | Dec 2025 | Solar |
| Fox Lake | Sherburn, Minnesota | - | Dec 1949 | Oct 2017 | |
| Franklin County Wind Farm | Iowa Falls, Iowa | 302 GWh | Nov 2012 | Dec 2025 | Wind |
| Golden Plains | Buffalo Center, Iowa | 782 GWh | Feb 2020 | May 2026 | Wind |
| Grinnell | Grinnell, Iowa | - | Jul 1990 | Dec 2017 | |
| Grinnell Customer Hosted Solar | Grinnell, Iowa | - | Nov 2025 | - | |
| Hills | Hills, Minnesota | - | Dec 1959 | Jul 2015 | |
| Hy-Vee Customer Hosted 2.25MW Solar | Chariton, Iowa | 4 GWh | Jun 2024 | Dec 2025 | Solar |
| ISU Customer Hosted 1MW Solar Project | Ames, Iowa | 3 GWh | Apr 2024 | Dec 2025 | Solar |
| Lansing | Lansing, Iowa | - | Dec 1969 | May 2023 | |
| Lime Creek | Mason City, Iowa | 1 GWh | Apr 1991 | Dec 2025 | Distillate Fuel Oil |
| Marshalltown | Marshalltown, Iowa | 20 GWh | May 1978 | Dec 2025 | Natural Gas |
| Marshalltown Generating Station | Marshalltown, Iowa | 3 TWh | Mar 2017 | May 2026 | Natural Gas : 99.9% |
| Milton L Kapp | Clinton, Iowa | - | Dec 1966 | May 2018 | |
| Montgomery | Montgomery, Minnesota | - | - | Dec 2012 | |
| Ottumwa | Ottumwa, Iowa | 3 TWh | Apr 1981 | May 2026 | Subbituminous Coal : 99.6% |
| Perry Customer Hosted 1MW Solar Project | Perry, Iowa | 2 GWh | Jun 2024 | Dec 2025 | Solar |
| Pleasant Creek Unit 1 | Palo, Iowa | 98 GWh | Feb 2024 | May 2026 | Solar |
| Pleasant Creek Unit 2 | Palo, Iowa | 269 GWh | Nov 2024 | May 2026 | Solar |
| Prairie Creek | Cedar Rapids, Iowa | 83 GWh | Sep 1958 | May 2026 | Subbituminous Coal : 62.1% Natural Gas : 37.9% |
| Red Cedar | Cedar Rapids, Iowa | - | Nov 1996 | Jun 2018 | |
| Richland (IA) | Odebolt, Iowa | 494 GWh | Aug 2020 | May 2026 | Wind |
| Sixth Street | Cedar Rapids, Iowa | - | - | Dec 2009 | |
| Sutherland | Marshalltown, Iowa | - | Apr 1955 | Jun 2017 | |
| Upland Prairie | Spencer, Iowa | 1 TWh | Feb 2019 | May 2026 | Wind |
| West Dubuque Solar | Dubuque, Iowa | 6 GWh | Aug 2017 | Dec 2025 | Solar |
| Wever Solar (150MW) | Wever, Iowa | 278 GWh | Oct 2024 | May 2026 | Solar |
| Whispering Willow North | Latimer, Iowa | 719 GWh | Dec 2019 | May 2026 | Wind |
| Whispering Willow Wind Farm - East | Iowa Falls, Iowa | 405 GWh | Nov 2009 | Dec 2025 | Wind |
Other Companies Listed Alphabetically
A list of companies close to Interstate Power Co when arranged alphabetically. They do not neccessarily have any association with Interstate Power Co.
| Company Name | Company Location | EIA Annual Generation | FERC 2025 Q2 Transactions |
|---|---|---|---|
| Inovateus Solar, LLC | South Bend, IN | 8.7 GWh | - |
| Inside Passage ELEC Coop, Inc | AUKE Bay, AK | 8.9 GWh | - |
| Integrys Ma Solar, LLC | Depere, WI | 11.2 GWh | - |
| Inter-Power/Ahlcon Partners, L.P. | Colver, PA | 787.5 GWh | $6.90M |
| Interchange Solar, LLC | Wilmington, DE | 3.6 GWh | - |
| International Bound & WTR COMM | El Paso, TX | 50.7 GWh | - |
| International Paper Co | Port Wentworth, GA | 5.0 TWh | $296.30k |
| Intersect USA, LLC | San Francisco, CA | 4.0 TWh | - |
| Interstate Gas Supply, LLC | Dublin, OH | - | $244.83M |
| Interstate Paper LLC | Riceboro, GA | 32.1 GWh | - |
| Invenergy Cannon Falls LLC | Chicago, IL | - | $8.51M |
| Invenergy Nelson LLC | Chicago, IL | - | $37.07M |
| Invenergy Services LLC | Chicago, IL | 37.3 TWh | - |
| Invista | Wichita, KS | 576.2 GWh | - |
| Iowa Lakes Community College | Estherville, IA | 374.0 MWh | - |
| Iowa Lakes Electric Coop | Estherville, IA | 74.5 GWh | - |
| Iowa State University | AMES, IA | 78.0 GWh | - |
| Ip Oberon II, LLC | Beaverton, OR | 585.0 GWh | $8.71M |
| Ip Oberon LLC | Beaverton, OR | 553.5 GWh | $9.92M |
| Ip Radian, LLC | Beaverton, OR | 691.6 GWh | - |
Top 20 Companies Associated with Interstate Power Co
A list of the top 20 companies associated with Interstate 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 Q2 Transactions w/ Interstate Power Co |
|---|---|
| Midcontinent Independent System Operator, Inc. | $102.04M |
| Southern Minnesota Energy Cooperative | $12.75M |
| Turtle Creek Wind Farm LLC | $4.95M |
| Crystal Lake Wind Energy I, LLC | $3.00M |
| Sac County Wind, LLC | $1.91M |
| Hancock County Wind, LLC | $1.32M |
| Endeavor Wind II, LLC | $1.02M |
| Cerro Gordo Wind, LLC | $809.23k |
| Flying Cloud Power Partners, LLC | $549.35k |
| Storm Lake Power Partners II, LLC | $120.31k |
| The VIllage Of Albany Illinois | $100.54k |
| Municipal Electric Utility Of Sabula | $70.10k |
| Town Of ALTA VIsta | $29.35k |
| West Point Municipal Utility | - |
| Wisconsin Public Service Corporation | - |
| Jo-Carroll Energy, Inc | - |
| Adams Wind Farm, LLC | - |
| Nextera Energy Duane Arnold, LLC | - |
| Central Iowa Power Cooperative | - |
| City Of Dundee | - |
The 20 Most Recent FERC EQR Transactions
Displaying Results 1 to 20 of 25,541,461 ( 3.179s )| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Interstate Power and Light Company | Municipal Electric Utility of Sabula | CAPACITY | RES5 Sabula | 2025-09-01 00:00 | 2025-10-01 00:00 | 2008-04-01 | 0.7525 | $18,280.00 | $/MW-MO | $0.00 | $13,755.33 | IPL RES-5 Formula Rates, IPL RES-5 Formula Rates, 3.0.0 | ECRM20766 | New | 2008-04-01 | 2008-04-01 | CentralPrevailing2 | ALTW | ALTW | Firm | LongTerm | Yearly | OnPeak | New | ||
| Interstate Power and Light Company | Municipal Electric Utility of Sabula | ENERGY | RES5 Sabula | 2025-09-01 00:00 | 2025-10-01 00:00 | 2008-04-01 | 129.521 | $26.34 | $/MWH | $13,483.67 | $16,895.25 | IPL RES-5 Formula Rates, IPL RES-5 Formula Rates, 3.0.0 | ECRM20766 | New | 2008-04-01 | 2008-04-01 | CentralPrevailing2 | ALTW | ALTW | Firm | LongTerm | Yearly | OnPeak | New | ||
| Interstate Power and Light Company | Town of Alta Vista | CAPACITY | RES5 Alta Vista | 2025-09-01 00:00 | 2025-10-01 00:00 | 2007-09-01 | 0.291 | $17,310.00 | $/MW-MO | $0.00 | $5,036.69 | IPL RES-5 Formula Rates, IPL RES-5 Formula Rates, 3.0.0 | ECRM206945 | New | 2007-09-01 | 2007-09-01 | CentralPrevailing2 | ALTW | ALTW | Firm | LongTerm | Yearly | OnPeak | New | ||
| Interstate Power and Light Company | The Village of Albany Illinois | ENERGY | RES5 Albany | 2025-09-01 00:00 | 2025-10-01 00:00 | 2007-01-01 | 181.594 | $26.34 | $/MWH | $18,915.66 | $23,698.85 | IPL RES-5 Formula Rates, IPL RES-5 Formula Rates, 3.0.0 | ECRM163306 CR/Contract #29628 | New | 2007-01-01 | 2007-01-01 | CentralPrevailing2 | ALTW | ALTW | Firm | LongTerm | Yearly | OnPeak | New | ||
Interstate 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 |
|---|---|
| Interstate Power and Light Co | 200 First Street Se Cedar Rapids, IA 52401 |
| Interstate Power and Light Company | 4902 N. Biltmore Lane Madison, WI 53718-2148 |
| Interstate Power Co | Address Not Available |