Query
Knoxville Battery Energy Storage
Type
Entity Briefing
Entity
Knoxville Battery Energy Storage
Technology
battery
Generated
2026-09-19T10:49:59.795Z

Briefing on Knoxville Battery Energy Storage

Entity Briefing
Generated Sep 19, 2026·Dataset freshness not reported
1 MW
Capacity
Operating
Current status
2018
Operating since
1
Generators
-0.3%
Capacity factor
-0 GWh
Annual generation
Briefing/plantOperating

Knoxville Battery Energy Storage is a 1 MW Batteries asset in MISO (Midcontinent), currently Operating.

Knoxville Battery Energy Storage is reported in Iowa since 2018 under Berkshire Hathaway. Available operating and financial measures include -0.3% capacity factor and -0 GWh annual generation; $1239/kW reported CapEx.

Location
Marion, Iowa
Technology
Batteries
Owner / parent
Berkshire Hathaway
Operator
MidAmerican Energy Co
Grid
MISO (Midcontinent)
Plant ID
62569

What stands out

1

Knoxville Battery Energy Storage is a 1 MW Batteries asset in Iowa with status Operating.

2

Latest annual operating measures report -0.3% capacity factor and -0 GWh annual generation.

3

Available financial measures include $1239/kW CapEx.

Market and operating context

ISO / market
MISO (Midcontinent)
Balancing authority
Midcontinent Independent Transmission System Operator, Inc..
NERC region
MRO
State rank
#4 of 4
National rank
#976 of 994

Why it matters

For this asset in MISO (Midcontinent), operating status, generation, ownership, and linked events are the primary facts for performance and asset-level diligence. The exact chart and source-linked records below let the reader test those facts before moving to a deeper report.