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South Dakota Energy Adjustment and Riders

South Dakota electric service statements include an Energy Adjustment and four riders. For additional information please refer to specific rate schedules.Ìý

The Energy Adjustment includes the cost of fuel we use to generate electricity to serve our retail customers, transportation costs for that fuel, and costs we incur to buy energy to supplement our own power plants. Effective August 1, 2019, each service category (listed below) will have its own rate.

Service category

Residential

2025
Residential
Effective Date Class Energy Adjustment Factor (EAF)
Ìý
Ìý
Ìý
Ìý
Ìý
Ìý
Ìý
Ìý
ÌýApril 1, 2025ÌýÌý $ .03359 per kwh
ÌýMarch 1, 2025ÌýÌý $ .03156 per kwh
ÌýFebruary 1, 2025ÌýÌý $ .02351 per kwh
ÌýJanuary 1, 2025ÌýÌý $ .01449 per kwh

Ìý

2024
Residential
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2024 $ .01581 per kwh
ÌýNovember 1, 2024 $ .01972 per kwh
ÌýOctober 1, 2024 $ .02145 per kwh
ÌýSeptember 1, 2024 $ .02005 per kwh
ÌýAugust 1, 2024 $ .01156 per kwh
ÌýJuly 1, 2024 $ .01242 per kwh
ÌýJune 1, 2024 $ .01474 per kwh
ÌýMay 1, 2024 $ .02551 per kwh
ÌýApril 1, 2024 $ .02926 per kwh
ÌýMarch 1, 2024 $ .02774 per kwh
ÌýFebruary 1, 2024 $ .02245 per kwh
ÌýJanuary 1, 2024ÌýÌý $ .02056 per kwh

Ìý

2023
Residential
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2023 $ .02096 per kwh
ÌýNovember 1, 2023 $ .01893 per kwh
ÌýOctober 1, 2023 $ .02156 per kwhÌýÌý
September 1, 2023Ìý $ .01609 per kwh
ÌýAugust 1, 2023 $ .01168 per kwhÌýÌý
ÌýJuly 1, 2023 $ .01525 per kwhÌýÌý
ÌýJune 1, 2023 Ìý$ .02201 per kwhÌýÌý
ÌýMay 1, 2023 Ìý$ .04183 per kwhÌýÌý
ÌýApril 1, 2023 $ .04277 per kwhÌýÌý
ÌýMarch 1, 2023 $ .03514 per kwhÌýÌý
ÌýFebruary 1, 2023 $ .02883 per kwhÌýÌý
ÌýJanuary 1, 2023ÌýÌý $ .02567 per kwh

Ìý

2022
Residential
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2022 $ .03035 per kwhÌýÌý
ÌýNovember 1, 2022 $ .03185 per kwhÌýÌý
ÌýOctober 3, 2022 $ .03189 per kwhÌýÌý
ÌýSeptember 1, 2022 $ .02895 per kwhÌýÌý
ÌýAugust 2, 2022 $ .02492 per kwhÌýÌý
ÌýJuly 1, 2022 $ .02148 per kwhÌýÌý
ÌýJune 2, 2022 $ .02233 per kwhÌýÌý
ÌýMay 2, 2022 $ .02514 per kwhÌýÌý
ÌýApril 1, 2022 $ .02564 per kwhÌýÌý
ÌýMarch 2, 2022 $ .02655 per kwhÌýÌý
ÌýFebruary 1, 2022 $ .02859 per kwhÌýÌý
ÌýJanuary 3, 2022 $ .02610 per kwhÌýÌý

Ìý

2021
Residential
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2021 $ .02189 per kwhÌýÌý
ÌýNovember 1, 2021 $ .02190 per kwhÌýÌý
ÌýOctober 1, 2021 $ .02266 per kwhÌýÌý
ÌýSeptember 1, 2021 $ .01812 per kwhÌýÌý
ÌýAugust 3, 2021 $ .01427 per kwhÌýÌý
ÌýJuly 1, 2021 $ .01482 per kwhÌýÌý
ÌýJune 2, 2021 $ .02156 per kwhÌýÌý
ÌýMay 3, 2021 $ .02549 per kwhÌýÌý
ÌýApril 2, 2021 $ .02817 per kwhÌýÌý
ÌýMarch 2, 2021 $ .02330 per kwhÌýÌý
ÌýFebruary 1, 2021 $ .01928 per kwhÌýÌý
ÌýJanuary 4, 2021 $ .01730 per kwhÌýÌý

Ìý

2020
Residential
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2020 $ .02282 per kwh
ÌýNovember 2, 2020 $ .02276 per kwh
ÌýOctober 2, 2020 $ .02076 per kwh
ÌýSeptember 1, 2020 $ .01818 per kwh
ÌýAugust 3, 2020 $ .01633 per kwh
ÌýJuly 2, 2020 $ .01846 per kwh
ÌýJune 2, 2020 $ .02121 per kwh
ÌýMay 1, 2020 $ .02320 per kwh
ÌýApril 2, 2020 $ .02555 per kwh
ÌýMarch 3, 2020 $ .02551 per kwh
ÌýFebruary 3, 2020 $ .02357 per kwh
ÌýJanuary 3, 2020 $ .02289 per kwh

Ìý

2019
Residential
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 2, 2019 $ .02373 per kwh
ÌýNovember 1, 2019 $ .02881 per kwh
ÌýOctober 2, 2019 $ .02786 per kwh
ÌýSeptember 3, 2019 $ .02672 per kwh
ÌýAugust 2, 2019 $ .02166 per kwh

Farm

2025

Farm
Effective Date Class Energy Adjustment Factor (EAF)
Ìý
Ìý
Ìý
Ìý
Ìý
Ìý
Ìý
Ìý
ÌýApril 1, 2025ÌýÌý $ .03336 per kwh
ÌýMarch 1, 2025ÌýÌý $ .03134 per kwh
ÌýFebruary 1, 2025ÌýÌý $ .02335 per kwh
ÌýJanuary 1, 2025ÌýÌý $ .01439 per kwh

Ìý

2024

Farm
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2024 $ .01570 per kwh
ÌýNovember 1, 2024 $ .01959 per kwh
ÌýOctober 1, 2024 $ .02131 per kwh
ÌýSeptember 1, 2024 $ .01991 per kwh
ÌýAugust 1, 2024 $ .01148 per kwh
ÌýJuly 1, 2024 $ .01234 per kwh
ÌýJune 1, 2024 $ .01463 per kwh
ÌýMay 1, 2024 $ .02533 per kwh
ÌýApril 1, 2024 $ .02906 per kwh
ÌýMarch 1, 2024 $ .02755 per kwh
ÌýFebruary 1, 2024 $ .02229 per kwh
ÌýJanuary 1, 2024ÌýÌý $ .02042 per kwh

Ìý

2023
Farm
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2023 $ .02082 per kwh
ÌýNovember 1, 2023 $ .01880 per kwh
ÌýOctober 1, 2023 $ .02141 per kwhÌý
September 1, 2023Ìý $ .01598 per kwh
ÌýAugust 1, 2023 $ .01160 per kwhÌýÌý
ÌýJuly 1, 2023 $ .01514 per kwhÌýÌý
ÌýJune 1, 2023 Ìý$ .02186 per kwhÌýÌý
ÌýMay 1, 2023 Ìý$ .04154 per kwhÌýÌý
ÌýApril 1, 2023 $ .04248 per kwhÌýÌý
ÌýMarch 1, 2023 $ .03490 per kwhÌýÌý
ÌýFebruary 1, 2023 $ .02863 per kwhÌýÌý
ÌýJanuary 1, 2023ÌýÌý $ .02550 per kwhÌýÌý

Ìý

2022
Farm
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2022 $ .03014 per kwhÌýÌý
ÌýNovember 1, 2022 $ .03163 per kwhÌýÌý
ÌýOctober 3, 2022 $ .03167 per kwhÌýÌý
ÌýSeptember 1, 2022 $ .02875 per kwhÌýÌý
ÌýAugust 2, 2022 $ .02475 per kwhÌýÌý
ÌýJuly 1, 2022 $ .02134 per kwhÌýÌý
ÌýJune 2, 2022 $ .02218 per kwhÌýÌý
ÌýMay 2, 2022 $ .02497 per kwhÌýÌý
ÌýApril 1, 2022 $ .02547Ìýper kwhÌýÌý
ÌýMarch 2, 2022 $ .02637Ìýper kwhÌýÌý
ÌýFebruary 1, 2022 $ .02839 per kwhÌýÌý
ÌýJanuary 3, 2022 $ .02592 per kwhÌýÌý

Ìý

2021
Farm
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2021 $ .02174 per kwhÌýÌý
ÌýNovember 1, 2021 $ .02175 per kwhÌýÌý
ÌýOctober 1, 2021 $ .02251 per kwhÌýÌý
ÌýSeptember 1, 2021 $ .01800 per kwhÌýÌý
ÌýAugust 3, 2021 $ .01418 per kwhÌýÌý
ÌýJuly 1, 2021 $ .01472 per kwhÌýÌý
ÌýJune 2, 2021 $ .02141 per kwhÌýÌý
ÌýMay 3, 2021 $ .02531 per kwhÌýÌý
ÌýApril 2, 2021 $ .02798 per kwhÌýÌý
ÌýMarch 2, 2021 $ .02314 per kwhÌýÌý
ÌýFebruary 1, 2021 $ .01915 per kwhÌýÌý
ÌýJanuary 4, 2021 $ .01718 per kwhÌýÌý

Ìý

2020
Farm
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2020 $ .02267 per kwh
ÌýNovember 2, 2020 $ .02261 per kwh
ÌýOctober 2, 2020 $ .02061 per kwh
ÌýSeptember 1, 2020 $ .01805 per kwh
ÌýAugust 3, 2020 $ .01622 per kwh
ÌýJuly 2, 2020 $ .01834 per kwh
ÌýJune 2, 2020 $ .02106 per kwh
ÌýMay 1, 2020 $ .02305 per kwh
ÌýApril 2, 2020 $ .02537 per kwh
ÌýMarch 3, 2020 $ .02533 per kwh
ÌýFebruary 3, 2020 $ .02341 per kwh
ÌýJanuary 3, 2020 $ .02273 per kwh

Ìý

2019
Farm
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 2, 2019 $ .02356 per kwh
ÌýNovember 1, 2019 $ .02861 per kwh
ÌýOctober 2, 2019 $ .02767 per kwh
ÌýSeptember 3, 2019 $ .02653 per kwh
ÌýAugust 2, 2019 $ .02151 per kwh

General Service

2025
General Service
Effective Date Class Energy Adjustment Factor (EAF)
Ìý
Ìý
Ìý
Ìý
Ìý
Ìý
Ìý
Ìý
ÌýApril 1, 2025ÌýÌý $ .03382 per kwh
ÌýMarch 1, 2025ÌýÌý $ .03178 per kwh
ÌýFebruary 1, 2025ÌýÌý $ .02367 per kwh
ÌýJanuary 1, 2025ÌýÌý $ .01459 per kwh

Ìý

2024
General Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2024 $ .01592 per kwh
ÌýNovember 1, 2024 $ .01986 per kwh
ÌýOctober 1, 2024 $ .02160 per kwh
ÌýSeptember 1, 2024 $ .02019 per kwh
ÌýAugust 1, 2024 $ .01164 per kwh
ÌýJuly 1, 2024 $ .01251 per kwh
ÌýJune 1, 2024 $ .01484 per kwh
ÌýMay 1, 2024 $ .02568 per kwh
ÌýApril 1, 2024 $ .02946 per kwh
ÌýMarch 1, 2024 $ .02793 per kwh
ÌýFebruary 1, 2024 $ .02260 per kwh
ÌýJanuary 1, 2024ÌýÌý $ .02070 per kwh

Ìý

2023
General Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2023 $ .02110 per kwh
ÌýNovember 1, 2023 $ .01906 per kwh
ÌýOctober 1, 2023 $ .02170 per kwhÌýÌý
September 1, 2023Ìý $ .01620 per kwh
August 1, 2023 $ .01176 per kwhÌýÌý
ÌýJuly 1, 2023 $ .01535 per kwhÌýÌý
ÌýJune 1, 2023 $ .02216 per kwhÌýÌý
ÌýMay 1, 2023 Ìý$ .04212 per kwhÌýÌý
ÌýApril 1, 2023 $ .04306 per kwhÌýÌý
ÌýMarch 1, 2023 $ .03538 per kwhÌýÌý
ÌýFebruary 1, 2023 $ .02902 per kwhÌýÌý
ÌýJanuary 1, 2023ÌýÌý $ .02585 per kwh

Ìý

2022
General Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2022 $ .03056 per kwhÌýÌý
ÌýNovember 1, 2022 $ .03206 per kwhÌýÌý
ÌýOctober 3, 2022 $ .03211 per kwhÌýÌý
ÌýSeptember 1, 2022 $ .02915 per kwhÌýÌý
ÌýAugust 2, 2022 $ .02509 per kwhÌýÌý
ÌýJuly 1, 2022 $ .02163 per kwhÌýÌý
ÌýJune 2, 2022 $ .02249 per kwhÌýÌý
ÌýMay 2, 2022 $ .02531 per kwhÌýÌý
ÌýApril 1, 2022 $ .02582Ìýper kwhÌýÌý
ÌýMarch 2, 2022 $ .02673Ìýper kwhÌýÌý
ÌýFebruary 1, 2022 $ .02879 per kwhÌýÌý
ÌýJanuary 3, 2022 $ .02628 per kwhÌýÌý

Ìý

2021
General Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2021 $ .02204 per kwhÌýÌý
ÌýNovember 1, 2021 $ .02205 per kwhÌýÌý
ÌýOctober 1, 2021 $ .02282 per kwhÌýÌý
ÌýSeptember 1, 2021 $ .01825 per kwhÌýÌý
ÌýAugust 3, 2021 $ .01437 per kwhÌýÌý
ÌýJuly 1, 2021 $ .01492 per kwhÌýÌý
ÌýJune 2, 2021 $ .02170 per kwhÌýÌý
ÌýMay 3, 2021 $ .02566 per kwhÌýÌý
ÌýApril 2, 2021 $ .02836 per kwhÌýÌý
ÌýMarch 2, 2021 $ .02346 per kwhÌýÌý
ÌýFebruary 1, 2021 $ .01941 per kwhÌýÌý
ÌýJanuary 4, 2021 $ .01741 per kwhÌýÌý

Ìý

2020
General Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2020 $ .02298 per kwh
ÌýNovember 2, 2020 $ .02292 per kwh
ÌýOctober 2, 2020 $ .02090 per kwh
ÌýSeptember 1, 2020 $ .01830 per kwh
ÌýAugust 3, 2020 $ .01644 per kwh
ÌýJuly 2, 2020 $ .01859 per kwh
ÌýJune 2, 2020 $ .02135 per kwh
ÌýMay 1, 2020 $ .02336 per kwh
ÌýApril 2, 2020 $ .02572 per kwh
ÌýMarch 3, 2020 $ .02568 per kwh
ÌýFebruary 3, 2020 $ .02373 per kwh
ÌýJanuary 3, 2020 $ .02304 per kwh

Ìý

2019
General Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 2, 2019 $ .02389 per kwh
ÌýNovember 1, 2019 $ .02900 per kwh
ÌýOctober 2, 2019 $ .02805 per kwh
ÌýSeptember 3, 2019 $ .02690 per kwh
ÌýAugust 2, 2019 $ .02181 per kwh

Large General Service

2025
Large General Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýApril 1, 2025ÌýÌý $ .03218 per kwh
ÌýMarch 1, 2025ÌýÌý $ .03023 per kwh
ÌýFebruary 1, 2025ÌýÌý $ .02252 per kwh
ÌýJanuary 1, 2025ÌýÌý $ .01388 per kwh

Ìý

2024
Large General Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2024ÌýÌý $ .01515 per kwh
ÌýNovember 1, 2024ÌýÌý $ .01889 per kwh
ÌýOctober 1, 2024ÌýÌý $ .02055 per kwh
ÌýSeptember 1, 2024ÌýÌý $ .01921 per kwh
ÌýAugust 1, 2024ÌýÌý $ .01108 per kwh
ÌýJuly 1, 2024ÌýÌý $ .01190 per kwh
ÌýJune 1, 2024ÌýÌý $ .01412 per kwh
ÌýMay 1, 2024ÌýÌý $ .02444 per kwh
ÌýApril 1, 2024ÌýÌý $ .02803 per kwh
ÌýMarch 1, 2024ÌýÌý $ .02658 per kwh
ÌýFebruary 1, 2024ÌýÌý $ .02150 per kwh
ÌýJanuary 1, 2024ÌýÌý $ .01970 per kwh

Ìý

2023
Large General Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2023 $ .02008 per kwhÌýÌý
ÌýNovember 1, 2023 $ .01814 per kwhÌýÌý
ÌýOctober 1, 2023 $ .02065 per kwhÌýÌý
September 1, 2023Ìý $ .01541 per kwhÌýÌý
ÌýAugust 1, 2023 $ .01119 per kwhÌýÌý
ÌýJuly 1, 2023 $ .01461 per kwhÌýÌý
ÌýJune 1, 2023 Ìý$ .02108 per kwhÌýÌý
ÌýMay 1, 2023 Ìý$ .04007 per kwhÌýÌý
ÌýApril 1, 2023 $ .04098 per kwhÌýÌý
ÌýMarch 1, 2023 $ .03367 per kwhÌýÌý
ÌýFebruary 1, 2023 $ .02762 per kwhÌýÌý
ÌýJanuary 1, 2023ÌýÌý $ .02459 per kwhÌý

Ìý

2022
Large General Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2022Ìý $ .02908 per kwhÌýÌý
ÌýNovember 1, 2022 $ .03051 per kwhÌýÌý
ÌýOctober 3, 2022 $ .03055 per kwhÌýÌý
ÌýSeptember 1, 2022 $ .02773 per kwhÌýÌý
ÌýAugust 2, 2022 $ .02388 per kwhÌýÌý
ÌýJuly 1, 2022 $ .02058 per kwhÌýÌý
ÌýJune 2, 2022 $ .02140 per kwhÌýÌý
ÌýMay 2, 2022 $ .02408 per kwhÌýÌý
ÌýApril 1, 2022 $ .02456Ìýper kwhÌýÌý
ÌýMarch 2, 2022 $ .02544Ìýper kwhÌýÌý
ÌýFebruary 1, 2022 $ .02739 per kwhÌýÌý
ÌýJanuary 3, 2022 $ .02501 per kwhÌýÌý

Ìý

2021
Large General Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2021 $ .02097 per kwhÌýÌý
ÌýNovember 1, 2021 $ .02098 per kwhÌýÌý
ÌýOctober 1, 2021 $ .02171 per kwhÌýÌý
ÌýSeptember 1, 2021 $ .01736 per kwhÌýÌý
ÌýAugust 3, 2021 $ .01368 per kwhÌýÌý
ÌýJuly 1, 2021 $ .01420 per kwhÌýÌý
ÌýJune 2, 2021 $ .02065 per kwhÌýÌý
ÌýMay 3, 2021 $ .02442 per kwhÌýÌý
ÌýApril 2, 2021 $ .02699 per kwhÌýÌý
ÌýMarch 2, 2021 $ .02232 per kwhÌýÌý
ÌýFebruary 1, 2021 $ .01847 per kwhÌýÌý
ÌýJanuary 4, 2021 $ .01657 per kwhÌýÌý

Ìý

2020
Large General Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2020 $ .02187 per kwh
ÌýNovember 2, 2020 $ .02181 per kwh
ÌýOctober 2, 2020 $ .01988 per kwh
ÌýSeptember 1, 2020 $ .01741 per kwh
ÌýAugust 3, 2020 $ .01565 per kwh
ÌýJuly 2, 2020 $ .01769 per kwh
ÌýJune 2, 2020 $ .02032 per kwh
ÌýMay 1, 2020 $ .02223 per kwh
ÌýApril 2, 2020 $ .02448 per kwh
ÌýMarch 3, 2020 $ .02444 per kwh
ÌýFebruary 3, 2020 $ .02258 per kwh
ÌýJanuary 3, 2020 $ .02193 per kwh

Ìý

2019
Large General Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 2, 2019 $ .02273 per kwh
ÌýNovember 1, 2019 $ .02760 per kwh
ÌýOctober 2, 2019 $ .02669 per kwh
ÌýSeptember 3, 2019 $ .02559 per kwh
ÌýAugust 2, 2019 $ .02075 per kwh

Irrigation Service

2025
Irrigation Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýApril 1, 2025ÌýÌý $ .02991 per kwh
ÌýMarch 1, 2025ÌýÌý $ .02811 per kwh
ÌýFebruary 1, 2025ÌýÌý $ .02094 per kwh
ÌýJanuary 1, 2025ÌýÌý $ .01290 per kwh

Ìý

2024
Irrigation Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2024ÌýÌý $ .01408 per kwh
ÌýNovember 1, 2024ÌýÌý $ .01757 per kwh
ÌýOctober 1, 2024ÌýÌý $ .01911 per kwh
ÌýSeptember 1, 2024ÌýÌý $ .01786 per kwh
ÌýAugust 1, 2024ÌýÌý $ .01030 per kwh
ÌýJuly 1, 2024ÌýÌý $ .01106 per kwh
ÌýJune 1, 2024ÌýÌý $ .01312 per kwh
ÌýMay 1, 2024ÌýÌý $ .02272 per kwh
ÌýApril 1, 2024ÌýÌý $ .02606 per kwh
ÌýMarch 1, 2024ÌýÌý $ .02471 per kwh
ÌýFebruary 1, 2024ÌýÌý $ .01999 per kwh
ÌýJanuary 1, 2024ÌýÌý $ .01831 per kwh

Ìý

2023
Irrigation Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2023 $ .01867 per kwh
ÌýNovember 1, 2023 $ .01686 per kwh
ÌýOctober 1, 2023 $ .01920 per kwhÌýÌý
September 1, 2023Ìý $ .01433 per kwh
August 1, 2023 $ .01041 per kwhÌýÌý
ÌýJuly 1, 2023 $ .01358 per kwhÌýÌý
ÌýJune 1, 2023 Ìý$ .01960 per kwhÌýÌý
ÌýMay 1, 2023 Ìý$ .03726 per kwhÌýÌý
ÌýApril 1, 2023 $ .03809 per kwhÌýÌý
ÌýMarch 1, 2023 $ .03130 per kwhÌýÌý
ÌýFebruary 1, 2023 $ .02567 per kwhÌýÌý
ÌýJanuary 1, 2023ÌýÌý $ .02286 per kwh

Ìý

2022
Irrigation Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2022 $ .02703 per kwhÌýÌý
ÌýNovember 1, 2022 $ .02836 per kwhÌýÌý
ÌýOctober 3, 2022 $ .02840 per kwhÌýÌý
ÌýSeptember 1, 2022 $ .02578 per kwhÌýÌý
ÌýAugust 2, 2022 $ .02220 per kwhÌýÌý
ÌýJuly 1, 2022 $ .01913 per kwhÌýÌý
ÌýJune 2, 2022 $ .01989 per kwhÌýÌý
ÌýMay 2, 2022 $ .02239 per kwhÌýÌý
ÌýApril 1, 2022 $ .02284Ìýper kwhÌýÌý
ÌýMarch 2, 2022 $ .02365Ìýper kwhÌýÌý
ÌýFebruary 1, 2022 $ .02546 per kwhÌýÌý
ÌýJanuary 3, 2022 $ .02325 per kwhÌýÌý

Ìý

2021
Irrigation Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2021 $ .01950 per kwhÌýÌý
ÌýNovember 1, 2021 $ .01951 per kwhÌýÌý
ÌýOctober 1, 2021 $ .02018 per kwhÌýÌý
ÌýSeptember 1, 2021 $ .01614 per kwhÌýÌý
ÌýAugust 3, 2021 $ .01271 per kwhÌýÌý
ÌýJuly 1, 2021 $ .01320 per kwhÌýÌý
ÌýJune 2, 2021 $ .01920 per kwhÌýÌý
ÌýMay 3, 2021 $ .02270 per kwhÌýÌý
ÌýApril 2, 2021 $ .02509 per kwhÌýÌý
ÌýMarch 2, 2021 $ .02075 per kwhÌýÌý
ÌýFebruary 1, 2021 $ .01717 per kwhÌýÌý
ÌýJanuary 4, 2021 $ .01540 per kwhÌýÌý

Ìý

2020
Irrigation Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2020 $ .02033 per kwh
ÌýNovember 2, 2020 $ .02027 per kwh
ÌýOctober 2, 2020 $ .01849 per kwh
ÌýSeptember 1, 2020 $ .01619 per kwh
ÌýAugust 3, 2020 $ .01455 per kwh
ÌýJuly 2, 2020 $ .01644 per kwh
ÌýJune 2, 2020 $ .01889 per kwh
ÌýMay 1, 2020 $ .02067 per kwh
ÌýApril 2, 2020 $ .02275 per kwh
ÌýMarch 3, 2020 $ .02272 per kwh
ÌýFebruary 3, 2020 $ .02099 per kwh
ÌýJanuary 3, 2020 $ .02038 per kwh

Ìý

2019
Irrigation Service
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 2, 2019 $ .02113 per kwh
ÌýNovember 1, 2019 $ .02565 per kwh
ÌýOctober 2, 2019 $ .02482 per kwh
ÌýSeptember 3, 2019 $ .02379 per kwh
ÌýAugust 2, 2019 $ .01929 per kwh

Outdoor Lighting

2025
Outdoor Lighting
Effective Date Class Energy Adjustment Factor (EAF)
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýApril 1, 2025ÌýÌý $ .02650 per kwh
ÌýMarch 1, 2025ÌýÌý $ .02490 per kwh
ÌýFebruary 1, 2025ÌýÌý $ .01855 per kwh
ÌýJanuary 1, 2025ÌýÌý $ .01143 per kwh

Ìý

2024
Outdoor Lighting
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2024ÌýÌý $ .01248 per kwh
ÌýNovember 1, 2024ÌýÌý $ .01556 per kwh
ÌýOctober 1, 2024ÌýÌý $ .01693 per kwh
ÌýSeptember 1, 2024ÌýÌý $ .01582 per kwh
ÌýAugust 1, 2024ÌýÌý $ .00912 per kwh
ÌýJuly 1, 2024ÌýÌý $ .00980 per kwh
ÌýJune 1, 2024ÌýÌý $ .01163 per kwh
ÌýMay 1, 2024ÌýÌý $ .02013 per kwh
ÌýApril 1, 2024ÌýÌý $ .02308 per kwh
ÌýMarch 1, 2024ÌýÌý $ .02189 per kwh
ÌýFebruary 1, 2024ÌýÌý $ .01771 per kwh
ÌýJanuary 1, 2024ÌýÌý $ .01622 per kwh

Ìý

2023
Outdoor Lighting
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2023 $ .01654 per kwh
ÌýNovember 1, 2023 $ .01494 per kwh
ÌýOctober 1, 2023 $ .01701 per kwhÌýÌý
September 1, 2023Ìý $ .01269 per kwh
August 1, 2023 $ .00922 per kwhÌýÌý
ÌýJuly 1, 2023 $ .01203 per kwhÌýÌý
ÌýJune 1, 2023 Ìý$ .01736 per kwhÌýÌý
ÌýMay 1, 2023 $ .03301 per kwhÌýÌý
ÌýApril 1, 2023 $ .03375 per kwhÌýÌý
ÌýMarch 1, 2023 $ .02773 per kwhÌýÌý
ÌýFebruary 1, 2023 $ .02275 per kwhÌýÌý
ÌýJanuary 1, 2023ÌýÌý $ .02026 per kwhÌý

Ìý

2022
Outdoor Lighting
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2022 $ .02395 per kwhÌýÌý
ÌýNovember 1, 2022 $ .02513 per kwhÌýÌý
ÌýOctober 3, 2022 $ .02516 per kwhÌýÌý
ÌýSeptember 1, 2022 $ .02284 per kwhÌýÌý
ÌýAugust 2, 2022 $ .01967 per kwhÌýÌý
ÌýJuly 1, 2022 $ .01695 per kwhÌýÌý
ÌýJune 2, 2022 $ .01762 per kwhÌýÌý
ÌýMay 2, 2022 $ .01984 per kwhÌýÌý
ÌýApril 1, 2022 $ .02023Ìýper kwhÌýÌý
ÌýMarch 2, 2022 $ .02095Ìýper kwhÌýÌý
ÌýFebruary 1, 2022 $ .02256 per kwhÌýÌý
ÌýJanuary 3, 2022 $ .02060 per kwhÌýÌý

Ìý

2021
Outdoor Lighting
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2021 $ .01728 per kwhÌýÌý
ÌýNovember 1, 2021 $ .01728 per kwhÌýÌý
ÌýOctober 1, 2021 $ .01788 per kwhÌýÌý
ÌýSeptember 1, 2021 $ .01430 per kwhÌýÌý
ÌýAugust 3, 2021 $ .01126 per kwhÌýÌý
ÌýJuly 1, 2021 $ .01169 per kwhÌýÌý
ÌýJune 2, 2021 $ .01701 per kwhÌýÌý
ÌýMay 3, 2021 $ .02011 per kwhÌýÌý
ÌýApril 2, 2021 $ .02223 per kwhÌýÌý
ÌýMarch 2, 2021 $ .01838 per kwhÌýÌý
ÌýFebruary 1, 2021 $ .01521 per kwhÌýÌý
ÌýJanuary 4, 2021 $ .01365 per kwhÌýÌý

Ìý

2020
Outdoor Lighting
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2020 $ .01801 per kwh
ÌýNovember 2, 2020 $ .01796 per kwh
ÌýOctober 2, 2020 $ .01638 per kwh
ÌýSeptember 1, 2020 $ .01434 per kwh
ÌýAugust 3, 2020 $ .01289 per kwh
ÌýJuly 2, 2020 $ .01457 per kwh
ÌýJune 2, 2020 $ .01673 per kwh
ÌýMay 1, 2020 $ .01831 per kwh
ÌýApril 2, 2020 $ .02016 per kwh
ÌýMarch 3, 2020 $ .02013 per kwh
ÌýFebruary 3, 2020 $ .01860 per kwh
ÌýJanuary 3, 2020 $ .01806 per kwh

Ìý

2019
Outdoor Lighting
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 2, 2019 $ .01872 per kwh
ÌýNovember 1, 2019 $ .02273 per kwh
ÌýOctober 2, 2019 $ .02199 per kwh
ÌýSeptember 3, 2019 $ .02108 per kwh
ÌýAugust 2, 2019 $ .01709 per kwh

OPA (Municipal Pumping)

2025
OPA (Municipal Pumping)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýApril 1, 2025ÌýÌý $ .03303 per kwh
ÌýMarch 1, 2025ÌýÌý $ .03104 per kwh
ÌýFebruary 1, 2025ÌýÌý $ .02312 per kwh
ÌýJanuary 1, 2025ÌýÌý $ .01425 per kwh

Ìý

2024
OPA (Municipal Pumping)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2024ÌýÌý $ .01555 per kwh
ÌýNovember 1, 2024ÌýÌý $ .01939 per kwh
ÌýOctober 1, 2024ÌýÌý $ .02110 per kwh
ÌýSeptember 1, 2024ÌýÌý $ .01972 per kwh
ÌýAugust 1, 2024ÌýÌý $ .01137 per kwh
ÌýJuly 1, 2024ÌýÌý $ .01221 per kwh
ÌýJune 1, 2024ÌýÌý $ .01449 per kwh
ÌýMay 1, 2024ÌýÌý $ .02508 per kwh
ÌýApril 1, 2024ÌýÌý $ .02877 per kwh
ÌýMarch 1, 2024ÌýÌý $ .02728 per kwh
ÌýFebruary 1, 2024ÌýÌý $ .02207 per kwh
ÌýJanuary 1, 2024ÌýÌý $ .02022 per kwh

Ìý

2023
OPA (Municipal Pumping)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2023 $ .02061 per kwh
ÌýNovember 1, 2023 $ .01862 per kwh
ÌýOctober 1, 2023 $ .02120 per kwhÌýÌý
September 1, 2023Ìý $ .01582 per kwh
August 1, 2023 $ .01149 per kwhÌýÌý
ÌýJuly 1, 2023 $ .01499 per kwhÌýÌý
ÌýJune 1, 2023 Ìý$ .02164 per kwhÌýÌý
ÌýMay 1, 2023 Ìý$ .04114 per kwhÌýÌý
ÌýApril 1, 2023 $ .04206 per kwhÌýÌý
ÌýMarch 1, 2023 $ .03456 per kwhÌýÌý
ÌýFebruary 1, 2023 $ .02835 per kwhÌýÌý
ÌýJanuary 1, 2023ÌýÌý $ .02525 per kwhÌý

Ìý

2022
OPA (Municipal Pumping)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2022 $ .02985 per kwhÌýÌý
ÌýNovember 1, 2022 $ .03132 per kwhÌýÌý
ÌýOctober 3, 2022 $ .03136 per kwhÌýÌý
ÌýSeptember 1, 2022 $ .02847 per kwhÌýÌý
ÌýAugust 2, 2022 $ .02451 per kwhÌýÌý
ÌýJuly 1, 2022 $ .02113 per kwhÌýÌý
ÌýJune 2, 2022 $ .02196 per kwhÌýÌý
ÌýMay 2, 2022 $ .02472 per kwhÌýÌý
ÌýApril 1, 2022 $ .02522Ìýper kwhÌýÌý
ÌýMarch 2, 2022 $ .02611Ìýper kwhÌýÌý
ÌýFebruary 1, 2022 $ .02812 per kwhÌýÌý
ÌýJanuary 3, 2022 $ .02567 per kwhÌýÌý

Ìý

2021
OPA (Municipal Pumping)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2021 $ .02153 per kwhÌýÌý
ÌýNovember 1, 2021 $ .02154 per kwhÌýÌý
ÌýOctober 1, 2021 $ .02228 per kwhÌýÌý
ÌýSeptember 1, 2021 $ .01782 per kwhÌýÌý
ÌýAugust 3, 2021 $ .01404 per kwhÌýÌý
ÌýJuly 1, 2021 $ .01457 per kwhÌýÌý
ÌýJune 2, 2021 $ .02120 per kwhÌýÌý
ÌýMay 3, 2021 $ .02506 per kwhÌýÌý
ÌýApril 2, 2021 $ .02770 per kwhÌýÌý
ÌýMarch 2, 2021 $ .02291 per kwhÌýÌý
ÌýFebruary 1, 2021 $ .01896 per kwhÌýÌý
ÌýJanuary 4, 2021 $ .01701 per kwhÌýÌý

Ìý

2020
OPA (Municipal Pumping)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2020 $ .02245 per kwh
ÌýNovember 2,Ìý2020 $ .02239 per kwh
ÌýOctober 2,Ìý2020 $ .02041 per kwh
ÌýSeptember 1,Ìý2020 $ .01787 per kwh
ÌýAugust 3,Ìý2020 $ .01606 per kwh
ÌýJuly 2, 2020 $ .01816 per kwh
ÌýJune 2, 2020 $ .02085 per kwh
ÌýMay 1, 2020 $ .02282 per kwh
ÌýApril 2, 2020 $ .02512 per kwh
ÌýMarch 3, 2020 $ .02508 per kwh
ÌýFebruary 3, 2020 $ .02318 per kwh
ÌýJanuary 3, 2020 $ .02251 per kwh

Ìý

2019
OPA (Municipal Pumping)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 2, 2019 $ .02333 per kwh
ÌýNovember 1, 2019 $ .02833 per kwh
ÌýOctober 2, 2019 $ .02740 per kwh
ÌýSeptember 3, 2019 $ .02627 per kwh
ÌýAugust 2, 2019 $ .02130 per kwh

Controlled Service Water Heating

2025
Controlled Service Water Heating
Effective Date Class Energy Adjustment Factor (EAF)
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýApril 1, 2025ÌýÌý $ .03405 per kwh
ÌýMarch 1, 2025ÌýÌý $ .03199 per kwh
ÌýFebruary 1, 2025ÌýÌý $ .02383 per kwh
ÌýJanuary 1, 2025ÌýÌý $ .01469 per kwh

Ìý

2024
Controlled Service Water Heating
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2024ÌýÌý $ .01603 per kwh
ÌýNovember 1, 2024ÌýÌý $ .01999 per kwh
ÌýOctober 1, 2024ÌýÌý $ .02175 per kwh
ÌýSeptember 1, 2024ÌýÌý $ .02032 per kwh
ÌýAugust 1, 2024ÌýÌý $ .01172 per kwh
ÌýJuly 1, 2024ÌýÌý $ .01259 per kwh
ÌýJune 1, 2024ÌýÌý $ .01494 per kwh
ÌýMay 1, 2024ÌýÌý $ .02586 per kwh
ÌýApril 1, 2024ÌýÌý $ .02966 per kwh
ÌýMarch 1, 2024ÌýÌý $ .02812 per kwh
ÌýFebruary 1, 2024ÌýÌý $ .02275 per kwh
ÌýJanuary 1, 2024ÌýÌý $ .02084 per kwh

Ìý

2023
Controlled Service Water Heating
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2023 $ .02125 per kwh
ÌýNovember 1, 2023 $ .01919 per kwh
ÌýOctober 1, 2023 $ .02185 per kwhÌýÌý
September 1, 2023Ìý $ .01631 per kwh
ÌýAugust 1, 2023 $ .01184 per kwhÌýÌý
ÌýJuly 1, 2023 $ .01546 per kwhÌýÌý
ÌýJune 1, 2023 Ìý$ .02231 per kwhÌýÌý
ÌýMay 1, 2023 Ìý$ .04240 per kwhÌýÌý
ÌýApril 1, 2023 $ .04336 per kwhÌýÌý
ÌýMarch 1, 2023 $ .03562 per kwhÌýÌý
ÌýFebruary 1, 2023 $ .02922 per kwhÌýÌý
ÌýJanuary 1, 2023ÌýÌý $ .02602 per kwhÌýÌý

Ìý

2022
Controlled Service Water Heating
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2022 $ .03077 per kwhÌýÌý
ÌýNovember 1, 2022 $ .03228 per kwhÌýÌý
ÌýOctober 3, 2022 $ .03232 per kwhÌýÌý
ÌýSeptember 1, 2022 $ .02934 per kwhÌýÌý
ÌýAugust 2, 2022 $ .02526 per kwhÌýÌý
ÌýJuly 1, 2022 $ .02178 per kwhÌýÌý
ÌýJune 2, 2022 $ .02264 per kwhÌýÌý
ÌýMay 2, 2022 $ .02548 per kwhÌýÌý
ÌýApril 1, 2022 $ .02599Ìýper kwhÌýÌý
ÌýMarch 2, 2022 $ .02692Ìýper kwhÌýÌý
ÌýFebruary 1, 2022 $ .02898 per kwhÌýÌý
ÌýJanuary 3, 2022 $ .02646 per kwhÌýÌý

Ìý

2021
Controlled Service Water Heating
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2021 $ .02219 per kwhÌýÌý
ÌýNovember 1, 2021 $ .02220 per kwhÌýÌý
ÌýOctober 1, 2021 $ .02297 per kwhÌýÌý
ÌýSeptember 1, 2021 $ .01837 per kwhÌýÌý
ÌýAugust 3, 2021 $ .01447 per kwhÌýÌý
ÌýJuly 1, 2021 $ .01502 per kwhÌýÌý
ÌýJune 2, 2021 $ .02185 per kwhÌýÌý
ÌýMay 3, 2021 $ .02584 per kwhÌýÌý
ÌýApril 2, 2021 $ .02856 per kwhÌýÌý
ÌýMarch 2, 2021 $ .02361 per kwhÌýÌý
ÌýFebruary 1, 2021 $ .01955 per kwhÌýÌý
ÌýJanuary 4, 2021 $ .01753 per kwhÌýÌý

Ìý

2020
Controlled Service Water Heating
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2020 $ .02314 per kwh
ÌýNovember 2, 2020 $ .02307 per kwh
ÌýOctober 2, 2020 $ .02104 per kwh
ÌýSeptember 1, 2020 $ .01842 per kwh
ÌýAugust 3, 2020 $ .01656 per kwh
ÌýJuly 2, 2020 $ .01872 per kwh
ÌýJune 2, 2020 $ .02150 per kwh
ÌýMay 1, 2020 $ .02352 per kwh
ÌýApril 2, 2020 $ .02590 per kwh
ÌýMarch 3, 2020 $ .02586 per kwh
ÌýFebruary 3, 2020 $ .02389 per kwh
ÌýJanuary 3, 2020 $ .02320 per kwh

Ìý

2019
Controlled Service Water Heating
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 2, 2019 $ .02405 per kwh
ÌýNovember 1, 2019 $ .02920 per kwh
ÌýOctober 2, 2019 $ .02824 per kwh
ÌýSeptember 3, 2019 $ .02708 per kwh
ÌýAugust 2, 2019 $ .02195 per kwh

Controlled Service Interruptible (Dual Fuel)

2025
Controlled Service Interruptible (Dual Fuel)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýApril 1, 2025ÌýÌý $ .03323 per kwh
ÌýMarch 1, 2025ÌýÌý $ .03122 per kwh
ÌýFebruary 1, 2025ÌýÌý $ .02326 per kwh
ÌýJanuary 1, 2025ÌýÌý $ .01433 per kwh

Ìý

2024
Controlled Service Interruptible (Dual Fuel)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2024ÌýÌý $ .01564 per kwh
ÌýNovember 1, 2024ÌýÌý $ .01951 per kwh
ÌýOctober 1, 2024ÌýÌý $ .02122 per kwh
ÌýSeptember 1, 2024ÌýÌý $ .01983 per kwh
ÌýAugust 1, 2024ÌýÌý $ .01144 per kwh
ÌýJuly 1, 2024ÌýÌý $ .01229 per kwh
ÌýJune 1, 2024ÌýÌý $ .01458 per kwh
ÌýMay 1, 2024ÌýÌý $ .02523 per kwh
ÌýApril 1, 2024ÌýÌý $ .02894 per kwh
ÌýMarch 1, 2024ÌýÌý $ .02744 per kwh
ÌýFebruary 1, 2024ÌýÌý $ .02220 per kwh
ÌýJanuary 1, 2024ÌýÌý $ .02034 per kwh

Ìý

2023
Controlled Service Interruptible (Dual Fuel)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2023 $ .02074 per kwh
ÌýNovember 1, 2023 $ .01873 per kwh
ÌýOctober 1, 2023 $ .02132 per kwhÌýÌý
September 1, 2023Ìý $ .01591 per kwh
August 1, 2023 $ .01156 per kwhÌýÌý
ÌýJuly 1, 2023 $ .01508 per kwhÌýÌý
ÌýJune 1, 2023 Ìý$ .02177 per kwhÌýÌý
ÌýMay 1, 2023 Ìý$ .04138 per kwhÌýÌý
ÌýApril 1, 2023 $ .04231 per kwhÌýÌý
ÌýMarch 1, 2023 $ .03477 per kwhÌýÌý
ÌýFebruary 1, 2023 $ .02852 per kwhÌýÌý
ÌýJanuary 1, 2023ÌýÌý $ .02540 per kwh

Ìý

2022
Controlled Service Interruptible (Dual Fuel)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2022 $ .03003 per kwhÌýÌý
ÌýNovember 1, 2022 $ .03150 per kwhÌýÌý
ÌýOctober 3, 2022 $ .03154 per kwhÌýÌý
ÌýSeptember 1, 2022 $ .02864 per kwhÌýÌý
ÌýAugust 2, 2022 $ .02466 per kwhÌýÌý
ÌýJuly 1, 2022 $ .02125 per kwhÌýÌý
ÌýJune 2, 2022 $ .02209 per kwhÌýÌý
ÌýMay 2, 2022 $ .02487 per kwhÌýÌý
ÌýApril 1, 2022 $ .02537Ìýper kwhÌýÌý
ÌýMarch 2, 2022 $ .02627Ìýper kwhÌýÌý
ÌýFebruary 1, 2022 $ .02828 per kwhÌýÌý
ÌýJanuary 3, 2022 $ .02582 per kwhÌýÌý

Ìý

2021
Controlled Service Interruptible (Dual Fuel)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2021 $ .02166 per kwhÌýÌý
ÌýNovember 1, 2021 $ .02167 per kwhÌýÌý
ÌýOctober 1, 2021 $ .02242 per kwhÌýÌý
ÌýSeptember 1, 2021 $ .01793 per kwhÌýÌý
ÌýAugust 3, 2021 $ .01412 per kwhÌýÌý
ÌýJuly 1, 2021 $ .01466 per kwhÌýÌý
ÌýJune 2, 2021 $ .02132 per kwhÌýÌý
ÌýMay 3, 2021 $ .02521 per kwhÌýÌý
ÌýApril 2, 2021 $ .02787 per kwhÌýÌý
ÌýMarch 2, 2021 $ .02305 per kwhÌýÌý
ÌýFebruary 1, 2021 $ .01907 per kwhÌýÌý
ÌýJanuary 4, 2021 $ .01711 per kwhÌýÌý

Ìý

2020
Controlled Service Interruptible (Dual Fuel)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2020 $ .02258 per kwh
ÌýNovember 2, 2020 $ .02252 per kwh
ÌýOctober 2, 2020 $ .02053 per kwh
ÌýSeptember 1, 2020 $ .01798 per kwh
ÌýAugust 3, 2020 $ .01616 per kwh
ÌýJuly 2, 2020 $ .01826 per kwh
ÌýJune 2, 2020 $ .02098 per kwh
ÌýMay 1, 2020 $ .02295 per kwh
ÌýApril 2, 2020 $ .02527 per kwh
ÌýMarch 3, 2020 $ .02523 per kwh
ÌýFebruary 3, 2020 $ .02332 per kwh
ÌýJanuary 3, 2020 $ .02264 per kwh

Ìý

2019
Controlled Service Interruptible (Dual Fuel)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 2, 2019 $ .02347 per kwh
ÌýNovember 1, 2019 $ .02850 per kwh
ÌýOctober 2, 2019 $ .02756 per kwh
ÌýSeptember 3, 2019 $ .02643 per kwh
ÌýAugust 2, 2019 $ .02142 per kwh

Controlled Service Deferred (Thermal Storage/Fixed Time of Delivery)

2025
Controlled Service Deferred (Thermal Storage/Fixed Time of Delivery)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýÌýÌý
ÌýApril 1, 2025ÌýÌý $ .03103 per kwh
ÌýMarch 1, 2025ÌýÌý $ .02916 per kwh
ÌýFebruary 1, 2025ÌýÌý $ .02172 per kwh
ÌýJanuary 1, 2025ÌýÌý $ .01339 per kwh

Ìý

2024
Controlled Service Deferred (Thermal Storage/Fixed Time of Delivery)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2024ÌýÌý $ .01461 per kwh
ÌýNovember 1, 2024ÌýÌý $ .01822 per kwh
ÌýOctober 1, 2024ÌýÌý $ .01982 per kwh
ÌýSeptember 1, 2024ÌýÌý $ .01852 per kwh
ÌýAugust 1, 2024ÌýÌý $ .01068 per kwh
ÌýJuly 1, 2024ÌýÌý $ .01147 per kwh
ÌýJune 1, 2024ÌýÌý $ .01361 per kwh
ÌýMay 1, 2024ÌýÌý $ .02356 per kwh
ÌýApril 1, 2024ÌýÌý $ .02703 per kwh
ÌýMarch 1, 2024ÌýÌý $ .02563 per kwh
ÌýFebruary 1, 2024ÌýÌý $ .02074 per kwh
ÌýJanuary 1, 2024ÌýÌý $ .01900 per kwh

Ìý

2023
Controlled Service Deferred (Thermal Storage/Fixed Time of Delivery)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2023 $ .01936 per kwh
ÌýNovember 1, 2023 $ .01749 per kwhÌý
ÌýOctober 1, 2023 $ .01991 per kwhÌýÌý
September 1, 2023Ìý $ .01486 per kwhÌýÌý
ÌýAugust 1, 2023 $ .01079 per kwhÌýÌý
ÌýJuly 1, 2023 $ .01409 per kwhÌýÌý
ÌýJune 1, 2023 Ìý$ .02033 per kwhÌýÌý
ÌýMay 1, 2023 Ìý$ .03864 per kwhÌýÌý
ÌýApril 1, 2023 $ .03951 per kwhÌýÌý
ÌýMarch 1, 2023 $ .03247 per kwhÌýÌý
ÌýFebruary 1, 2023 $ .02663 per kwhÌýÌý
ÌýJanuary 1, 2023 $ .02372 per kwhÌýÌý

Ìý

2022
Controlled Service Deferred (Thermal Storage/Fixed Time of Delivery)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2022 $ .02804 per kwhÌýÌý
ÌýNovember 1, 2022 $ .02942 per kwhÌýÌý
ÌýOctober 3, 2022 $ .02946 per kwhÌýÌý
ÌýSeptember 1, 2022 $ .02674 per kwhÌýÌý
ÌýAugust 2, 2022 $ .02303 per kwhÌýÌý
ÌýJuly 1, 2022 $ .01985 per kwhÌýÌý
ÌýJune 2, 2022 $ .02063 per kwhÌýÌý
ÌýMay 2, 2022 $ .02322 per kwhÌýÌý
ÌýApril 1, 2022 $ .02369Ìýper kwhÌýÌý
ÌýMarch 2, 2022 $ .02453Ìýper kwhÌýÌý
ÌýFebruary 1, 2022 $ .02641 per kwhÌýÌý
ÌýJanuary 3, 2022 $ .02411 per kwhÌýÌý

Ìý

2021
Controlled Service Deferred (Thermal Storage/Fixed Time of Delivery)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2021 $ .02023 per kwhÌýÌý
ÌýNovember 1, 2021 $ .02023 per kwhÌýÌý
ÌýOctober 1, 2021 $ .02093 per kwhÌýÌý
ÌýSeptember 1, 2021 $ .01674 per kwhÌýÌý
ÌýAugust 3, 2021 $ .01319 per kwhÌýÌý
ÌýJuly 1, 2021 $ .01369 per kwhÌýÌý
ÌýJune 2, 2021 $ .01991 per kwhÌýÌý
ÌýMay 3, 2021 $ .02355 per kwhÌýÌý
ÌýApril 2, 2021 $ .02602 per kwhÌýÌý
ÌýMarch 2, 2021 $ .02152 per kwhÌýÌý
ÌýFebruary 1, 2021 $ .01781 per kwhÌýÌý
ÌýJanuary 4, 2021 $ .01598 per kwhÌýÌý
2020
ÌýControlled Service Deferred (Thermal Storage/Fixed Time of Delivery)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 1, 2020 $ .02109 per kwh
ÌýNovember 2, 2020 $ .02103 per kwh
ÌýOctober 2, 2020 $ .01918 per kwh
ÌýSeptember 1, 2020 $ .01679 per kwh
ÌýAugust 3, 2020 $ .01509 per kwh
ÌýJuly 2, 2020 $ .01706 per kwh
ÌýJune 2, 2020 $ .01959 per kwh
ÌýMay 1, 2020 $ .02144 per kwh
ÌýApril 2, 2020 $ .02360 per kwh
ÌýMarch 3, 2020 $ .02356 per kwh
ÌýFebruary 3, 2020 $ .02178 per kwh
ÌýJanuary 3, 2020 $ .02114 per kwh

Ìý

2019
ÌýControlled Service Deferred (Thermal Storage/Fixed Time of Delivery)
Effective Date Class Energy Adjustment Factor (EAF)
ÌýDecember 2, 2019 $ .02192 per kwh
ÌýNovember 1, 2019 $ .02661 per kwh
ÌýOctober 2, 2019 $ .02574 per kwh
ÌýSeptember 3, 2019 $ .02468 per kwh
ÌýAugust 2, 2019 $ .02001 per kwh

The Energy Efficiency Plan Rider (EEP) represents our investment in energy-efficiency programs that help our customers save energy. The EEP surcharge factor is multiplied by the customer's monthly energy (kWh) usage.Ìý

EEP surcharge factor for bills rendered during:
Effective for bills rendered on or after July 1, 2024 $ 0.00134 per kWh
Effective for bills rendered on or after July 1, 2023 $ 0.00160 per kWh�

As of December 2014 the Environmental Cost Recovery Rider (ECRR) allows our company to recover costs that we incur to meet federal environmental quality requirements for our electric generating facilities. The South Dakota Public Utilities Commission approved our request for an ECRR to include the costs associated with anÌýair-quality control system (AQCS) at Big Stone plant in South Dakota and Mercury and Air Toxics Standards (MATS) at Hoot Lake Plant. The AQCS and MATS projects allowed Big Stone Plant and Hoot Lake Plant to meet federal air quality requirements. Hoot Lake Plant was retired in May 2021.

Environmental Cost Recovery Rider factorÌýfor bills rendered:
On or after August 1, 2019 $0.00000 per kWh
From October 18, 2018, through July 31, 2019 -$0.00075 per kWh

The Phase-In Rider includes two components. The first component is a percent of base rates designed to recover costs associated with generation projects and streamline approved adjustments to our customers. The second component is a monthly per meter charge to recover Advanced Grid Infrastructure costs (which include Advanced Metering Infrastructure, an Outage Management System, and Demand Response investments). This rider helps ensure we can continue to provide safe, reliable service.

Percent of Bill:
On or after September 1, 2024 10.502%
From September 1, 2023, through August 31, 2024 6.498%

Ìý

Per Meter Charge:
Class Section Prior On or after September 1, 2024
per meter charge
Residential 9.01 $0.52Ìý $1.76
Residential RDC 9.02 $1.26Ìý $4.12
Farm 9.03 $1.23 $5.39
Small General Service (Under 20 kW) 10.01 $2.00 $2.84
General Service (20kW or Greater) 10.02 $2.00Ìý $11.18
General Service - TOU 10.03 $4.10 $18.11
Large General Service
ÌýÌý Primary / Transmission
10.04, 10.05, 10.06, 11.01 $14.91Ìý $96.92
Large General Service
ÌýÌý Secondary
10.04, 10.05, 11.01 $4.81 $17.55
Irrigation Service 11.02 $3.36Ìý $9.51
Outdoor Lighting (Metered) 11.03 $1.28 $1.90
OPA (Metered) 11.05 $1.43Ìý $4.72
Controlled Service Water Heating 14.01 $1.26 $4.12
Controlled Service Interruptible
ÌýÌý Small Dual Fuel
14.05 $1.28 $4.19
Controlled Service Interruptible
ÌýÌý Large Dual Fuel
14.04, 14.12 $5.15 $19.02
Controlled Service Deferred 14.06, 14.07 $1.57 $5.33

Ìý

TheÌýTransmission Cost Recovery RiderÌýallows our company to recover costs associated with transmission additions designed to meet our customers' growing energy needs, accommodate the delivery of additional renewable energy, and enhance transmission system reliability.Ìý

Transmission Cost Recovery Rider from March 1, 2025 to present
Ìý Energy Charge per kWh Demand Charge per kW
Large General Service (a) $ 0.00274 per kWh $ 0.943 per kW
Controlled Service (b) $ 0.00105 per kWh N/A
Lighting (c) $ 0.00281 per kWh N/A
All Other Service $ 0.00738 per kWh N/A
Transmission Cost Recovery Rider from March 1, 2024 to February 28, 2025
Ìý Energy Charge per kWh Demand Charge per kW
Large General Service (a) $ 0.00273 per kWh $0.851 per kW
Controlled Service (b) $ 0.00075 per kWh N/A
Lighting (c) -$ 0.00098 per kWh N/A
All Other Service $ 0.00696 per kWh N/A

(a) Rate schedules 10.04 Large General Service, 10.05 Large General Service -ÌýTime of day, 10.06 Super Large General Service, 14.02 Real Time Pricing Rider, 14.03 Large General Service Rider, and 14.13 Economic Development Rider

(b) Rate schedules 14.01 Water Heating, 14.04 Interruptible Load (CT Metering), 14.05 Interruptible Load (Self-Contained Metering), 14.06 Deferred Load, and 14.07 Fixed Time of Service

(c) Rate schedules 11.03 Outdoor Lighting (energy only), 11.04 Outdoor Lighting, and 11.07 LED Street and Area Lighting

Ìý