This site is designed to display the latest available SPP Market Data. Real-time data is updated every 5 minutes when available. Day-ahead is updated daily. Delta values are calculated using the RTBM LMP value for the current interval minus the DA LMP value ending in the same hour (RTBM LMP - DA LMP = DELTA).

Mar 10, 2025 · Southwest Power Pool 201 Worthen Drive • Little Rock, AR 72223-4936 (501) 614-3200

SPP is using ESRI ArcGIS and Mapping Software to develop the SPP transmission map and atlas. Who maintains the SPP Transmission Map? SPP engineering support maintains the SPP transmission map and powerflow/stability models.

Southwest Power Pool (SPP) manages the electric grid and wholesale power market for the central United States.

Dec 22, 2022 · SPP is a Regional Transmission Organization (RTO) serving members in all or part of 14 states and providing additional energy services to customers in 23 states and provinces. Updated: February 2025 Service territory : ~557,546 square miles

This site is designed to display the latest available SPP-West Market Data. Real-time data is updated every 5 minutes when available. Please submit questions or requests for technical assistance through the Request Management System.

NE O Southwest Power Pool Regional Transmission Organization (R TO) This map contains the intellectual property of SPP and may not be used, copied or desseminated by third parties without the express permission

Graphic view of tie-flow listing SPP Net Scheduled Interchange and SPP Net Actual Interchange.

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SPP is a regional transmission organization (RTO) that coordinates dispatch and transmission of wholesale electricity in parts of 14 states: Arkansas, Iowa, Kansas, Louisiana, Minnesota, Missouri, Montana, Nebraska, New Mexico, North Dakota, Oklahoma, South …