POWER & FACILITY EVIDENCE

Power and Facility Evidence Database

Review power assets, contract observations, facility specifications and relationships from public sources.

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

Lake Preston / 1A

Generator · Standby

Metric or conditionSource valueBasis, scope and stage
Nameplate Capacity (MW)24.1 MWOriginal source column definition · Generator · (SB) Standby/Backup: available for service but not normally used
As-of date 2026-08
Sources EV-91729f127808c00b3d6f6f4d
Net Summer Capacity (MW)18.6 MWOriginal source column definition · Generator · (SB) Standby/Backup: available for service but not normally used
As-of date 2026-08
Sources EV-91729f127808c00b3d6f6f4d
Net Winter Capacity (MW)23.8 MWOriginal source column definition · Generator · (SB) Standby/Backup: available for service but not normally used
As-of date 2026-08
Sources EV-91729f127808c00b3d6f6f4d
Detailed source fields
Original source fieldPublished value or condition
Entity ID14232
Entity NameOtter Tail Power Co
Plant ID3352
Plant NameLake Preston
Google MapMap
Bing MapMap
Plant StateSD
CountyKingsbury
Balancing Authority CodeMISO
SectorElectric Utility
Generator ID1A
Nameplate Capacity (MW)24.1
Net Summer Capacity (MW)18.6
Net Winter Capacity (MW)23.8
TechnologyPetroleum Liquids
Energy Source CodeDFO
Prime Mover CodeGT
Operating Month6
Operating Year1978
Status(SB) Standby/Backup: available for service but not normally used
Latitude44.364871
Longitude-97.38106
Original text(SB) Standby/Backup: available for service but not normally used
Coordinate accuracysource_precision_not_independently_surveyed
source_record_idOperating:4784

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:4779

Sources EV-a63019843c2c3b130b0effe8
Evidence SHA-256 2b27929d26cc1da9ad6a530da1cac6718cd8496098ee560c4d47cfffd96d08ba
행 SHA-256 1ec03a8ec29895c214a8461bd11177f0f6b366249646f2d461a6c4629d700b3c

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:4784

Sources EV-91729f127808c00b3d6f6f4d
Evidence SHA-256 b4b70abb4c217e8e2658c3bde7608a3d530e86a81279ccc572ced82a200e9f1c
행 SHA-256 303c715ff7c9cfb9f61ef721f53042f8920a46053888269b0a20f1b9e154b143

Usage terms US government public domain

Source snapshots by date · USA · eia860

Lake Preston / 1A

Generator · Standby

Metric or conditionSource valueBasis, scope and stage
Detailed source fields
Original source fieldPublished value or condition
Utility ID14232
Utility NameOtter Tail Power Co
Plant Code3352
Plant NameLake Preston
StateSD
CountyKingsbury
Generator ID1A
TechnologyPetroleum Liquids
Prime MoverGT
OwnershipS
Duct BurnersX
Can Bypass Heat Recovery Steam Generator?X
RTO/ISO LMP Node DesignationOTP.HETLA
RTO/ISO Location Designation for Reporting Wholesale Sales Data to FERCOTP.HETLA
Nameplate Capacity (MW)24.1
Nameplate Power Factor0.9
Summer Capacity (MW)18.55
Winter Capacity (MW)23.79
Minimum Load (MW)6
Uprate or Derate Completed During YearN
StatusSB
Synchronized to Transmission GridY
Operating Month6
Operating Year1978
Associated with Combined Heat and Power SystemN
Sector NameElectric Utility
Sector1
Topping or BottomingX
Energy Source 1DFO
Solid Fuel Gasification System?N
Carbon Capture Technology?N
Time from Cold Shutdown to Full Load10M
Other Planned Modifications?N
Multiple Fuels?N
Cofire Fuels?N
Switch Between Oil and Natural Gas?N
Original textSB
source_record_id3_1_Generator_Y2025.xlsx#Operable:4779

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:4779

Sources EV-a63019843c2c3b130b0effe8
Evidence SHA-256 2b27929d26cc1da9ad6a530da1cac6718cd8496098ee560c4d47cfffd96d08ba
행 SHA-256 1ec03a8ec29895c214a8461bd11177f0f6b366249646f2d461a6c4629d700b3c

Usage terms US government public domain

Source snapshots by date · USA · eia860m

Lake Preston / 1A

Generator · Standby

Metric or conditionSource valueBasis, scope and stage
Detailed source fields
Original source fieldPublished value or condition
Entity ID14232
Entity NameOtter Tail Power Co
Plant ID3352
Plant NameLake Preston
Google MapMap
Bing MapMap
Plant StateSD
CountyKingsbury
Balancing Authority CodeMISO
SectorElectric Utility
Generator ID1A
Nameplate Capacity (MW)24.1
Net Summer Capacity (MW)18.6
Net Winter Capacity (MW)23.8
TechnologyPetroleum Liquids
Energy Source CodeDFO
Prime Mover CodeGT
Operating Month6
Operating Year1978
Status(SB) Standby/Backup: available for service but not normally used
Latitude44.364871
Longitude-97.38106
Original text(SB) Standby/Backup: available for service but not normally used
source_record_idOperating:4784

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:4784

Sources EV-91729f127808c00b3d6f6f4d
Evidence SHA-256 b4b70abb4c217e8e2658c3bde7608a3d530e86a81279ccc572ced82a200e9f1c
행 SHA-256 303c715ff7c9cfb9f61ef721f53042f8920a46053888269b0a20f1b9e154b143

Usage terms US government public domain

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