A mismatch between posted Z2 reports and invoices sent this month forced the RTO to email members to “dispel any confusion that may have resulted.”

FERC accepted SPP Tariff revisions replacing the defined terms “head-room” and “floor-room” with “instantaneous load capacity.”

FERC accepted network transmission service agreements between SPP and Kansas Municipal Energy Agency (KMEA) and Sunflower Electric Power.

FERC said it didn’t have enough information to decide on complaints that AEP affiliates are earning an unjust return-on-equity for transmission projects.

FERC issued rulings in three SPP transmission cases, mostly siding with the RTO but rejecting its proposed changes to classifying service upgrade costs.

FERC approved SPP’s operating reserves proposal but said the RTO should respond to criticism about scarcity pricing avoidance.

CenterPoint Energy executives said the company is in “late-stage discussions” over its Enable Midstream Partners gas-gathering and processing joint venture.

SPP’s Board of Directors approved a cleanup of Tariff language that just may have put the RTO’s troublesome Z2 process in the rearview mirror.

SPP’s Regional State Committee will later this month begin taking a lead role in the integration of the Mountain West Transmission Group.

American Electric Power said the mildest weather conditions since 1992 led its third-quarter sales to fall 12.8% from a year ago, down to $4.1 billion.