Query
Johnson Falls
Type
Entity Briefing
Entity
Johnson Falls
Generated
2026-10-17T18:29:55.108Z

Briefing on Johnson Falls

Entity Briefing
Generated Oct 17, 2026·Dataset freshness not reported
3 MW
Capacity
Operating
Current status
1923
Operating since
2
Generators
34.3%
Capacity factor
10 GWh
Annual generation
Briefing/plantOperating

Johnson Falls is a 3 MW Conventional Hydroelectric asset in MISO (Midcontinent), currently Operating.

Johnson Falls is reported in Wisconsin since 1923 under WEC Energy Group. Available operating and financial measures include 34.3% capacity factor and 10 GWh annual generation; $1365/kW reported CapEx.

Location
Marinette, Wisconsin
Technology
Conventional Hydroelectric
Owner / parent
WEC Energy Group
Operator
Wisconsin Public Service Corp
Grid
MISO (Midcontinent)
Plant ID
4067

What stands out

1

Johnson Falls is a 3 MW Conventional Hydroelectric asset in Wisconsin with status Operating.

2

Latest annual operating measures report 34.3% capacity factor and 10 GWh annual generation.

3

Available financial measures include $24.4/MWh OpEx, $1365/kW CapEx.

Market and operating context

ISO / market
MISO (Midcontinent)
Balancing authority
Midcontinent Independent Transmission System Operator, Inc..
NERC region
RFC
State rank
#37 of 61
National rank
#1021 of 1,462

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.