Southwest Power Pool

Eight comment windows close this week, led by Real-Time Balancing Market Offer Submission Timing on Wednesday. Constraints bound at shadow prices of $500/MWh or more on five days of the past week.

Grid conditions this week

2026-11-09: 5 constraints bound at a shadow price of $500/MWh or more; the largest was TP1352 33578 (LN MRYVL SJ - MIDWAY5) at $1,499/MWh, 6:25 AM CT.

2026-11-08: 3 constraints bound at a shadow price of $500/MWh or more; the largest was TP1004 31531 (XFMR WMPEHV - WMPEHV) at $1,990/MWh, 10:10 PM CT.

2026-11-07: SWPW hub reached $232/MWh in the interval ending 5:20 PM CT.

2026-11-07: 6 constraints bound at a shadow price of $500/MWh or more; the largest was RAUTEKRAUFTC (LN RAUN - TEKAMHO) at $1,490/MWh, 6:20 PM CT.

2026-11-05: 12 constraints bound at a shadow price of $500/MWh or more; the largest was TP1004 31531 (XFMR WMPEHV - WMPEHV) at $1,892/MWh, 9:00 PM CT.

2026-11-04: CRSP hub reached $1,700/MWh in the interval ending 8:05 AM CT.

2026-11-04: 8 constraints bound at a shadow price of $500/MWh or more; the largest was TP1004 31531 (XFMR WMPEHV - WMPEHV) at $1,899/MWh, 8:15 PM CT.

Closing this week

Wednesday, 2026-11-11: comments close on Real-Time Balancing Market Offer Submission Timing.

Friday, 2026-11-13: comments close on References Requirement Removal.

Monday, 2026-11-16: comments close on FERC's information collection request for FERC-725A, 725L, and 725Z, a revision.

Five routine filings also close on Friday, 2026-11-13: the notice of cancellation of a Generator Interconnection Agreement in ER27-320-000, and, from one combined notice, the compliance filing on the effective date for removing MSRs in ER26-3425-001 alongside three GIA rate filings: 4195R1 Northern Divide Energy Storage (ER27-256-000), 4318R1 SPS (ER27-257-000), and 5017 Hickory Creek Project (ER27-258-000).

What moved

Five SPP comment windows closed last week. DPP Window Extension Clarification closed on 2026-11-06. The two FERC Order No. 1920 interregional coordination items, Attachment O, Addendum 6 (Western) and Attachment O, Addendum 4 (SERTP), closed on 2026-11-04. The Intermediate Planning Manual update and Focused Portfolio closed on 2026-11-03. SPP-RR0772, SPP-RRRR822, and SPP-RRRR823 also came off the open list.

Two notices new this week carry no stated comment deadline: post-technical conference comments invited on the Reliability Technical Conference (published 2026-11-09), and a notice of technical conference on the Electric Quarterly Report filing process and data collection (published 2026-11-06).

Coming up

All of these are comment deadlines.

2026-11-17: Aligning SPP Planning Criteria with WECC TPL-001-CRT4.

2026-11-18: Notification Clarification, and six SPP rate filings from one combined notice: revisions to establish a defined framework for NDPRs, revisions to establish Dynamic Schedule Resource requirements, GIAs 4263R1 Ironclad Grid, 4264R1 Bison Grid, and 4265R1 Homer Grid, and 3746R3 Tenaska Power Services Co. Attachment AO.

2026-11-19: revisions to Attachment AE to clarify make whole payment distributions.

2026-11-20: revisions to include Mitigated Offer Key Defined Terms in the Markets+ Tariff; a Deseret Generation & Transmission Co-operative, Inc. and SPP compliance filing, together with 1148R41 American Electric Power NITSA and NOA; and 2026-03 Computational Loads Disturbance Performance.

2026-11-23: NITSA and NOA filings for 1166R49 Oklahoma Municipal Power Authority, and for 2236R21 Golden Spread Electric Cooperative, Inc. and 2446R3 Municipal Energy Agency of Nebraska.

2026-11-25: two SNUFCA filings, 5027 Sunflower Solar Project & Evergy Metro and 5028 Swan Interconnection/ Sunflower Solar/Evergy, both to be effective 1/4/2027.

2026-11-27: the complaint of the Electricity Transmission Competition Coalition and Industrial Energy Consumers of America v. Southwest Power Pool, Inc.

2026-12-10: 2024-02 Planning Energy Assurance.

2026-12-14: FERC's information collection request for FERC-725B, an extension.

2027-01-04: FERC's information collection request for FERC-725R, an extension.

The wide view

Twenty-two items arrived in the last seven days. The tracked list for Southwest Power Pool now holds 146 items, among them the Short-term Reliability Project (STRP) Agreement.

Dates and documents are the source's own. For the same coverage across several markets, see the Pro tier.