Otter Tail Power files $5.7M annual revenue increase request with South Dakota PUC

Otter Tail Corp

Requested net annual revenue increase of $5.7M (12.5%) from South Dakota general rates, filed June 4, 2025.
Proposed rate of return on rate base 8.29%, ROE 10.8%, equity ratio 53.54% of total capital.
Changes include moving cost/investment recovery from riders into base rates.
Rates effective upon SDPUC final disposition or 180 days from filing, subject to refunds.

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