Query
MMSD Jones Island Wastewater
Type
Entity Briefing
Entity
MMSD Jones Island Wastewater
State
RI
Generated
2026-10-17T12:46:44.362Z

Briefing on MMSD Jones Island Wastewater

Entity Briefing
Generated Oct 17, 2026·Dataset freshness not reported
31 MW
Capacity
Operating
Current status
1971
Operating since
4
Generators
29.1%
Capacity factor
80 GWh
Annual generation
Briefing/plantOperating

MMSD Jones Island Wastewater is a 31 MW Landfill Gas asset in MISO (Midcontinent), currently Operating.

MMSD Jones Island Wastewater is reported in Wisconsin since 1971 under Milwaukee Metro Sewerage Dist. Available operating and financial measures include 29.1% capacity factor and 80 GWh annual generation; $965/kW reported CapEx.

Location
Milwaukee, Wisconsin
Technology
Landfill Gas, Natural Gas Fired Combustion Turbine
Owner / parent
Milwaukee Metro Sewerage Dist
Operator
Milwaukee Metro Sewerage Dist
Grid
MISO (Midcontinent)
Plant ID
54851

What stands out

1

MMSD Jones Island Wastewater is a 31 MW Landfill Gas asset in Wisconsin with status Operating.

2

Latest annual operating measures report 29.1% capacity factor and 80 GWh annual generation.

3

Available financial measures include $965/kW CapEx.

4

Latest linked story: “Celebrating 100 Years of A Sewage Plant” (Urban Milwaukee, 2025-06-25).

Market and operating context

ISO / market
MISO (Midcontinent)
Balancing authority
Midcontinent Independent Transmission System Operator, Inc..
NERC region
RFC
State rank
#33 of 41
National rank
#1266 of 2,025

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.