Duke-137
575 MW generation in Pasco, FL · In queue since November 2015 · Proposed COD June 2020
575 MW
Capacity
1
Components
Gas
10y 8m
In Queue
Construction
IA Phase
COD target: 2020
Total Duration
4y 7m
Schedule
74 months past proposed COD
Interconnection request submitted to ISO/RTO
Project undergoes interconnection studies to assess grid impact.
Typical: 18–36 months
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2020-06-01
Commercial operation date achieved for Seminole Electric project
sourceDuke-137 is a proposed 575 MW gas-fired generation project located in Pasco County, Florida. The project, being developed by Shady Hills Energy Center, LLC, is interconnected with Duke Energy Florida. It entered the Duke interconnection queue on November 10, 2015, and has a proposed commercial operation date of November 24, 2025. The project's interconnection agreement status is listed as "Construction".
The development project has been featured in recent news coverage related to the energy industry and grid infrastructure.
Generated from interconnection queue and public data sources
Realization risk through commissioning — schedule slippage, construction cost overrun, and COD probability vs the stated window. The diligence view that determines whether the project comes online when promised. Powered by InfraSure's development-stage modeling stack.
See the full development-risk decomposition for this project.
State
FL
County
Pasco
Grid Region
Southeast
Market
—
Developer
Seminole Electric Cooperative, Inc.
Utility
Duke Energy Florida
Entity
Duke
Service Type
NRIS/ERIS
Point of Interconnection
Hudson N Substation
Data Source
LBNL
Composite operating-phase risk view — what this asset's risk profile will look like once it commissions. 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 — first-year production estimate and 10-year P50 trajectory, with curtailment risk decomposed by congestion zone and ranges (P10/P50/P90) across weather, demand, and policy scenarios. Powered by InfraSure's generation modeling stack.
See the full forecast + scenario decomposition for this project.
Forward revenue, first-year DSCR, and construction cost overrun exposure — what determines whether the deal clears its covenants once online. Projected across price, demand, and policy scenarios. Powered by InfraSure's asset cashflow stack.
See the full revenue + DSCR projection for this project.
- ISO / RTO
- SOUTHEAST
- Trading Hub
- FRCC
- Hub Confidence
- UNKNOWN
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.
Last updated 2026-03-26
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