Disclaimer: This list of proposed economic topology optimizations are not approved transmission outages
ETO requests are submitted by Market Participants via SPP RMS with a “Submission” type and “Economic Topology Optimization (ETO) Request” subtype using this template. Open, validated requests are shown on this page.
Command item
Command item
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Request IDTransmission OperatorEquip TypeFacilityRatingPlanned StartPlanned End
00015520OKGECircuitBreakerGracemont Circuit Breaker 303345 kV10/30/2026 12:00:00 AM5/28/2027 12:00:00 AM
00015677NPPDCircuitBreakerMacon Circuit Breaker 3310345 kV9/14/2026 12:00:00 AM11/25/2026 12:00:00 AM
00015678SECICircuitBreaker; CircuitBreaker; LineClark County Circuit Breaker 30H9; Clark County Circuit Breaker 26H9; Ironwood - Saddle 345 kV line345 kV9/14/2026 12:00:00 AM11/25/2026 12:00:00 AM
00015920NPPDCircuitBreaker; CircuitBreakerAntelope CB 1110; Antelope CB 1116 115 kV12/1/2026 12:00:00 AM1/8/2027 12:00:00 AM
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