Northeast Radio SD News – Watertown, SD - On July 27, 2026, Otter Tail Power Company (OTP) submitted a formal petition to the South Dakota Public Utilities Commission (SD PUC) requesting the approval of new electric rate schedules tailored specifically for very large customers. The proposed changes, slated to take effect on January 1, 2027, introduce a specialized rate class for high power compute (HPC) loads, such as large-scale data centers and artificial intelligence (AI)