SPP-GEN-2026-SR1
100 MW storage in Garden Plain, KS · In queue since November 2025
100 MW
Capacity
0
Components
8 months
In Queue
—
IA Status
Total Duration
8 months
Interconnection request submitted to ISO/RTO
SPP uses the Definitive Interconnection System Impact Study (DISIS) cluster process.
Typical: 36–48 months (improving)
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Commercial operation date not yet determined
SPP-GEN-2026-SR1 is a proposed 100 MW battery storage project located in Garden Plain County, Kansas. The project is listed in the Southwest Power Pool (SPP) interconnection queue with a queue entry date of November 7, 2025. The proposed project, which is designated as an Energy Resource/Network Resource (ER/NR) service type, intends to interconnect at the Buffalo Flats 345kV Substation.
The development project is currently listed as active in the SPP queue. Westar Energy (WERE) is the utility associated with the project.
Generated from interconnection queue and public data sources
Realization risk before commercial operation — cluster-study clearance, IA timing, counterparty mix, and withdrawal probability vs cohort. The diligence view that determines whether this project is worth pursuing. Powered by InfraSure's development-stage modeling stack.
See the full development-risk decomposition for this project.
State
KS
County
Garden Plain
Grid Region
SPP (Southwest Power Pool)
Market
ISO/RTO Member
Developer
—
Utility
WERE
Entity
SPP
Service Type
ER/NR
Point of Interconnection
Buffalo Flats 345kV Substation
Data Source
Live · SPP
Composite operating-phase risk view — what this asset's risk profile would look like once it reaches commercial operation. Climate hazards across its operating life, expected generation variability, and offtake counterparty exposure, decomposed into a single decision-grade score. Powered by InfraRisk.
See the full risk decomposition + scenarios for this project.
Forward generation outlook — what this project would produce assuming it reaches commercial operation. Probabilistic ranges (P10/P50/P90) across weather, demand, and policy scenarios, conditioned on the proposed COD. Powered by InfraSure's generation modeling stack.
See the full forecast + scenario decomposition for this project.
Forward revenue, DSCR projection, and financing-close risk — conditioned on commercial operation. The bankability view that determines whether the deal clears its covenants once online. Powered by InfraSure's asset cashflow stack.
See the full revenue + DSCR projection for this project.
- ISO / RTO
- SPP
- Trading Hub
- SPP North Hub
- Hub Confidence
- HIGH
- POI Substation
- Buffalo Flats Substation
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
Forward forecasts, scenario decomposition, and risk-decision tooling for this queue project.
