NWMT-309
80 MW hybrid in Yellowstone, MT · In queue since December 2016 · Proposed COD March 2022
80 MW
Capacity
1
Components
Solar
9y 7m
In Queue
Facility Study
IA Phase
COD target: 2022
Total Duration
5y 3m
Schedule
52 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: 2022-03-31
The proposed NWMT-309 project is an 80 MW solar and battery hybrid development in Yellowstone County, Montana. Interconnecting to NorthWestern Energy via the 230kV Broadview Substation, the project entered the NWMT interconnection queue on December 9, 2016, and has a proposed commercial operation date of March 31, 2022. The project's interconnection status is currently in the Facility Study phase.
The hybrid project consists of 80 MW of solar generation capacity. It is listed as an active project in the interconnection queue. The project has appeared in recent news coverage.
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
MT
County
Yellowstone
Grid Region
Mountain West
Market
—
Developer
—
Utility
NorthWestern Energy
Entity
NWMT
Service Type
NRIS
Point of Interconnection
230kV at Broadview Substation
Data Source
LBNL
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
- MOUNTAIN_WEST
- Trading Hub
- MID-C
- 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.
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Ask about Project NWMT-309Forward forecasts, scenario decomposition, and risk-decision tooling for this queue project.
