POWER & FACILITY EVIDENCE
Power and Facility Evidence Database Review power assets, contract observations, facility specifications and relationships from public sources.
Global Facilities and Power Map Korea Site and Power Map Korea Data Center Database This partial collection preserves source-level observations. Generation and registered connection capacity are distinct from spare supply capacity for data centers. Planned dates and contract announcements do not confirm energization or supply commencement.
Current filters 3items · current page 1–3 · Source records, not unique facilities.
Power assets and projects · USA · eia860m Marshalltown / 3 Generator · Operations
Metric or condition Source value Basis, scope and stage Nameplate Capacity (MW) 63 MW Original source column definition · Generator · (OP) Operating Net Summer Capacity (MW) 53.2 MW Original source column definition · Generator · (OP) Operating Net Winter Capacity (MW) 59.9 MW Original source column definition · Generator · (OP) Operating
Detailed source fields Original source field Published value or condition Entity ID 9417 Entity Name Interstate Power and Light Co Plant ID 1068 Plant Name Marshalltown Google Map Map Bing Map Map Plant State IA County Marshall Balancing Authority Code MISO Sector Electric Utility Generator ID 3 Nameplate Capacity (MW) 63 Net Summer Capacity (MW) 53.2 Net Winter Capacity (MW) 59.9 Technology Natural Gas Fired Combustion Turbine Energy Source Code NG Prime Mover Code GT Operating Month 7 Operating Year 1978 Status (OP) Operating Latitude 42.0474 Longitude -92.85944 Original text (OP) Operating Coordinate accuracy source_precision_not_independently_surveyed source_record_id Operating:1698
Parent facility or plant record
Coordinates locate the plant, including when this record describes one generator.
Location: Plant location · not an individual generator location
Sources, reference dates and retrieval dates 2items eia860 ↗ Data Source 2025 · Retrieved 2026-10-05
Source: U.S. Energy Information Administration (EIA), 2025 final / August 2026 preliminary.
Source location 3_1_Generator_Y2025.xlsx#Operable:1691
Sources EV-ee4a9020e92769511d65871e Usage terms US government public domain
eia860m ↗ Data Source 2026-08 · Retrieved 2026-10-05
Source: U.S. Energy Information Administration (EIA), 2025 final / August 2026 preliminary.
Source location Operating:1698
Sources EV-5e5b996e5a8897aaeaa91f96 Usage terms US government public domain
Observations for this power asset View on the global map Source snapshots by date · USA · eia860m Marshalltown / 3 Generator · Operations
Metric or condition Source value Basis, scope and stage
Detailed source fields Original source field Published value or condition Entity ID 9417 Entity Name Interstate Power and Light Co Plant ID 1068 Plant Name Marshalltown Google Map Map Bing Map Map Plant State IA County Marshall Balancing Authority Code MISO Sector Electric Utility Generator ID 3 Nameplate Capacity (MW) 63 Net Summer Capacity (MW) 53.2 Net Winter Capacity (MW) 59.9 Technology Natural Gas Fired Combustion Turbine Energy Source Code NG Prime Mover Code GT Operating Month 7 Operating Year 1978 Status (OP) Operating Latitude 42.0474 Longitude -92.85944 Original text (OP) Operating source_record_id Operating:1698
Parent facility or plant record
No separate metric summary is available. Consult the detailed source fields.
Sources, reference dates and retrieval dates 1items eia860m ↗ Data Source 2026-08 · Retrieved 2026-10-05
Source: U.S. Energy Information Administration (EIA), 2025 final / August 2026 preliminary.
Source location Operating:1698
Sources EV-5e5b996e5a8897aaeaa91f96 Usage terms US government public domain
Observations for this power asset Source snapshots by date · USA · eia860 Marshalltown / 3 Generator · Operations
Metric or condition Source value Basis, scope and stage
Detailed source fields Original source field Published value or condition Utility ID 9417 Utility Name Interstate Power and Light Co Plant Code 1068 Plant Name Marshalltown State IA County Marshall Generator ID 3 Technology Natural Gas Fired Combustion Turbine Prime Mover GT Ownership S Duct Burners X Can Bypass Heat Recovery Steam Generator? X RTO/ISO LMP Node Designation ALTW.MTOWNCT3 RTO/ISO Location Designation for Reporting Wholesale Sales Data to FERC ALTW.MTOWNCT3 Nameplate Capacity (MW) 63 Nameplate Power Factor 0.9 Summer Capacity (MW) 53.2 Winter Capacity (MW) 59.9 Minimum Load (MW) 15 Uprate or Derate Completed During Year N Status OP Synchronized to Transmission Grid X Operating Month 7 Operating Year 1978 Associated with Combined Heat and Power System N Sector Name Electric Utility Sector 1 Topping or Bottoming X Energy Source 1 NG Solid Fuel Gasification System? N Carbon Capture Technology? N Time from Cold Shutdown to Full Load 1H Other Planned Modifications? N Multiple Fuels? N Cofire Fuels? N Original text OP source_record_id 3_1_Generator_Y2025.xlsx#Operable:1691
Parent facility or plant record
No separate metric summary is available. Consult the detailed source fields.
Sources, reference dates and retrieval dates 1items eia860 ↗ Data Source 2025 · Retrieved 2026-10-05
Source: U.S. Energy Information Administration (EIA), 2025 final / August 2026 preliminary.
Source location 3_1_Generator_Y2025.xlsx#Operable:1691
Sources EV-ee4a9020e92769511d65871e Usage terms US government public domain
Observations for this power asset 