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v3.23.1

Related Party Transactions (Tables) | 12 Months Ended
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Dec. 31, 2022
Affiliated Revenues |
Related Party Revenues |  | AEP Texas |  | AEPTCo |  | APCo |  | I&M (a) |  | OPCo |  | PSO |  | SWEPCo
|  | (in millions)
Year Ended December 31, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Direct Sales to East Affiliates |  | $ | — |  |  | $ | — |  |  | $ | 169.7 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Direct Sales to West Affiliates |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 1.3 |
Transmission Revenues |  | — |  |  | 1,276.4 |  |  | 77.5 |  |  | 7.7 |  |  | (3.6) |  |  | — |  |  | 51.5 |
Other Revenues |  | 3.5 |  |  | 7.4 |  |  | 8.9 |  |  | 7.6 |  |  | 22.4 |  |  | 2.9 |  |  | 1.1 |
Total Affiliated Revenues |  | $ | 3.5 |  |  | $ | 1,283.8 |  |  | $ | 256.1 |  |  | $ | 15.3 |  |  | $ | 18.8 |  |  | $ | 2.9 |  |  | $ | 53.9 |
Related Party Revenues |  | AEP Texas |  | AEPTCo |  | APCo |  | I&M (a) |  | OPCo |  | PSO |  | SWEPCo
|  | (in millions)
Year Ended December 31, 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Direct Sales to East Affiliates |  | $ | — |  |  | $ | — |  |  | $ | 128.6 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Transmission Revenues |  | — |  |  | 1,136.1 |  |  | 60.3 |  |  | (2.5) |  |  | (1.1) |  |  | — |  |  | 39.6 |
Other Revenues |  | 3.9 |  |  | 17.8 |  |  | 9.0 |  |  | 6.3 |  |  | 25.9 |  |  | 4.2 |  |  | 1.4 |
Total Affiliated Revenues |  | $ | 3.9 |  |  | $ | 1,153.9 |  |  | $ | 197.9 |  |  | $ | 3.8 |  |  | $ | 24.8 |  |  | $ | 4.2 |  |  | $ | 41.0 |
Related Party Revenues |  | AEP Texas |  | AEPTCo |  | APCo |  | I&M (a) |  | OPCo |  | PSO |  | SWEPCo
|  | (in millions)
Year Ended December 31, 2020 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Direct Sales to East Affiliates |  | $ | — |  |  | $ | — |  |  | $ | 112.5 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |
Auction Sales to OPCo (b) |  | — |  |  | — |  |  | 5.3 |  |  | 3.1 |  |  | — |  |  | — |  |  | — |
Direct Sales to AEPEP |  | 87.5 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |
Transmission Revenues |  | — |  |  | 885.0 |  |  | 49.1 |  |  | 2.9 |  |  | 16.6 |  |  | — |  |  | 37.4 |
Other Revenues |  | 3.3 |  |  | 11.3 |  |  | 7.8 |  |  | 4.5 |  |  | 24.9 |  |  | 5.2 |  |  | 1.6 |
Total Affiliated Revenues |  | $ | 90.8 |  |  | $ | 896.3 |  |  | $ | 174.7 |  |  | $ | 10.5 |  |  | $ | 41.5 |  |  | $ | 5.2 |  |  | $ | 39.0 |
(a)I&M’s affiliated revenues exclude capacity sales to KPCo from Rockport Plant, Unit 2 and barging, urea transloading and other transportation services to affiliates. See sections “Unit Power Agreements” and “I&M Barging, Urea Transloading and Other Services” below for additional information. (b)Refer to the Ohio Auctions section below for further information regarding these amounts.
Affiliated Purchases |
Related Party Purchases |  | I&M |  | OPCo
|  | (in millions)
Year Ended December 31, 2022 |  |  |  |
Auction Purchases from AEPEP (a) |  | $ | — |  |  | $ | 9.8 |
Direct Purchases from AEGCo |  | 241.8 |  |  | — |
Total Affiliated Purchases |  | $ | 241.8 |  |  | $ | 9.8 |
Related Party Purchases |  | I&M |  | OPCo |  |
|  | (in millions)
Year Ended December 31, 2021 |  |  |  |  |  |
Auction Purchases from AEPEP (a) |  | $ | — |  |  | $ | 26.6 |  |  |
Auction Purchases from AEP Energy (a) |  | — |  |  | 25.3 |  |  |
Direct Purchases from AEGCo |  | 217.9 |  |  | — |  |  |
Total Affiliated Purchases |  | $ | 217.9 |  |  | $ | 51.9 |  |  |
Related Party Purchases |  | I&M |  | OPCo |  |
|  | (in millions)
Year Ended December 31, 2020 |  |  |  |  |  |
Auction Purchases from AEPEP (a) |  | $ | — |  |  | $ | 51.0 |  |  |
Auction Purchases from AEP Energy (a) |  | — |  |  | 58.7 |  |  |
Auction Purchases from AEPSC (a) |  | — |  |  | 10.0 |  |  |
Direct Purchases from AEGCo |  | 172.8 |  |  | — |  |  |
Total Affiliated Purchases |  | $ | 172.8 |  |  | $ | 119.7 |  |  |
(a) Refer to the Ohio Auctions section below for further information regarding this amount.
PJM Transmission Service Charges |
|  | Years Ended December 31,
Company |  | 2022 |  | 2021 |  | 2020
|  | (in millions)
APCo |  | $ | 345.1 |  |  | $ | 302.0 |  |  | $ | 243.2 |
I&M |  | 220.8 |  |  | 186.7 |  |  | 145.9 |
OPCo |  | 608.2 |  |  | 508.9 |  |  | 417.4 |
SPP Transmission Service Charges |
|  | Years Ended December 31,
Company |  | 2022 |  | 2021 |  | 2020
|  | (in millions)
PSO |  | $ | 110.8 |  |  | $ | 94.7 |  |  | $ | 69.7 |
SWEPCo |  | 62.1 |  |  | 56.2 |  |  | 31.3 |
Joint License Agreement |
|  | Years Ended December 31,
Billing Company |  | 2022 |  | 2021 |  | 2020
|  | (in millions)
APCo |  | $ | 2.5 |  |  | $ | 2.4 |  |  | $ | 0.9 |
I&M |  | 6.1 |  |  | 4.8 |  |  | 3.0 |
KPCo |  | 0.6 |  |  | 0.5 |  |  | 0.4 |
OPCo |  | 5.2 |  |  | 4.6 |  |  | 4.5 |
PSO |  | 0.1 |  |  | 0.4 |  |  | 0.4 |
WPCo |  | 0.2 |  |  | 0.2 |  |  | 0.2 |
Railcar Maintenance |
|  | Years Ended December 31,
Company |  | 2022 |  | 2021 |  | 2020
|  | (in millions)
I&M |  | $ | 0.6 |  |  | $ | 0.3 |  |  | $ | 0.9 |
PSO |  | 0.6 |  |  | 0.4 |  |  | 0.7 |
SWEPCo |  | 2.7 |  |  | 2.8 |  |  | 3.0 |
Barging, Urea Transloading and Other Services |
|  | Years Ended December 31,
Company |  | 2022 |  | 2021 |  | 2020
|  | (in millions)
AEGCo |  | $ | 11.3 |  |  | $ | 7.6 |  |  | $ | 10.6 |
APCo |  | 36.1 |  |  | 40.1 |  |  | 43.7 |
KPCo |  | 2.0 |  |  | 3.1 |  |  | 3.2 |
WPCo |  | 4.7 |  |  | 3.2 |  |  | 3.3 |
Related Party Sales of Property | Sales
|  | Years Ended December 31,
Company |  | 2022 |  | 2021 |  | 2020
|  | (in millions)
AEP Texas |  | $ | 3.0 |  |  | $ | 0.4 |  |  | $ | 0.9 |
AEPTCo |  | 2.3 |  |  | 1.4 |  |  | 0.2 |
APCo |  | 16.0 |  |  | 6.2 |  |  | 5.7 |
I&M |  | 5.3 |  |  | 7.0 |  |  | 1.5 |
OPCo |  | 7.6 |  |  | 9.2 |  |  | 7.0 |
PSO |  | 2.5 |  |  | 0.5 |  |  | 1.1 |
SWEPCo |  | 1.0 |  |  | 0.4 |  |  | 0.8 |
Related Party Purchases of Property | Purchases
|  | Years Ended December 31,
Company |  | 2022 |  | 2021 |  | 2020
|  | (in millions)
AEP Texas |  | $ | 1.3 |  |  | $ | 0.4 |  |  | $ | 1.5 |
AEPTCo |  | 11.6 |  |  | 16.7 |  |  | 6.0 |
APCo |  | 2.4 |  |  | 1.0 |  |  | 1.3 |
I&M |  | 2.0 |  |  | 0.6 |  |  | 3.4 |
OPCo |  | 2.0 |  |  | 1.4 |  |  | 1.2 |
PSO |  | 7.6 |  |  | 0.3 |  |  | 0.4 |
SWEPCo |  | 2.8 |  |  | 0.3 |  |  | 2.8 |
Charitable Contribution to AEP Foundation [Table Text Block] |
|  | Year Ended |  |
Company |  | December 31, 2022 |  |
|  | (in millions) |  |
AEP |  | $ | 75.0 |  |  |
AEP Texas |  | 9.9 |  |  |
AEPTCo |  | 11.1 |  |  |
APCo |  | 12.5 |  |  |
I&M |  | 11.0 |  |  |
OPCo |  | 8.1 |  |  |
PSO |  | 5.8 |  |  |
SWEPCo |  | 8.8 |  |  |

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- Definition Tabular disclosure of affiliated purchases. + References No definition available. + Details
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- Definition Tabular disclosure of affiliated revenues. + References No definition available. + Details
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- Definition Tabular disclosure of I&M barging, urea transloading and other services. + References No definition available. + Details
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- Definition Tabular disclosure of PJM Net Transmission Service Charges. + References No definition available. + Details
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- Definition Tabular disclosure of OPCo's Cook Coal Terminal - railcar maintenance. + References No definition available. + Details
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- Definition Tabular disclosure of related party purchases of property. + References No definition available. + Details
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- Definition Tabular disclosure of related party sales of property. + References No definition available. + Details
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- Definition Tabular disclosure of SPP Net Transmission Service Charges. + References No definition available. + Details
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