These webpages offer guidelines for generator interconnection requests to SPP's transmission system to help you with your generator interconnection requests.

Definitive Interconnection System Impact Studies (DISIS) identify the system constraints, transient instabilities, and over-dutied equipment associated with connecting generation to the transmission system.

Sep 15, 2023 · Definitive Interconnection System Impact Studies (DISIS) identify the steady-state violations, transient instabilities and short-circuit impacts associated with connecting generation to the transmission system.

Meeting materials, member info, and more. Filings, governing documents, and other resources. Latest company news and media contacts. © 2025 Southwest Power Pool, Inc. All rights reserved.

- SPP OASIS Archive Map > SPP OASIS Archive Page > Market System Status ... New Beatrice Power Station 345 kV: 10/2/2023 : DISIS STAGE : GEN-2023-222: DISIS-2023-001: 02 NEBRASKA: Gage: NE: NPPD: 3/1/2027: 6/1/2027 : 478: 478: 478: ER/NR: 0: 0: 0: ... DISIS-2022-001: 05 SOUTHWEST: Tillman: OK: AEP: 6/1/2024: 12/31/2025 : 374: 374: 374: ER/NR: 0 ...

OUR VISION: Leading our industry to a brighter future while delivering the best energy value. With 51 active representatives on committees, working groups and advisory groups, Nebraska member companies currently fill 10.5% of SPP group seats! WORKING TOGETHER!

Working together to responsibly and economically SPPorg southwest-power-pool keep the lights on today and SouthwestPowerPool in the future. We DO NOT build or own generating facilities. Utilities and developers decide which generation will be built. We DO NOT pick winners or losers. SPP is fuel-agnostic.

Jan 2, 2025 · Meeting materials, member info, and more. Filings, governing documents, and other resources. Latest company news and media contacts.

Jul 13, 2023 · SPP’s “Definitive Interconnection System Impact Study” (DISIS) process utilizes a three-phase approach to evaluate the impact of the proposed generation to the transmission system and provides a report and decision point window for each phase.

Aug 27, 2024 · Southwest Power Pool made three specific requests in its waiver submission: Deferring the start of the DISIS phase one study for the DISIS-2024-001 Cluster: SPP wants to delay until after the completion of the first planned restudy of the DISIS-2023-001 cluster because it says assumptions underlying the phase one study for DISIS-2024-001 would be unreliable if initiated before the conclusions ...