Altamont

Power plant · Oil

Key facts

Power plant · Oil Standby

Commissioned: 2002
Net generation, 2025: 75 MWh
Grid: 69 kV to City of Altamont - (IL) (MISO)
Location: Effingham County, Illinois
Operated by: City of Altamont - (IL)SourceEIA-860M Preliminary Monthly Electric Generator Inventory

Net generation MWh by year, 2003 to 2025

Fuel burned MMBtu by year, 2003 to 2025

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All 7 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory

Attributes
Attribute	Value
Grid	Nerc region SERC Report year 2025 Grid voltage kv 69 Transmission owner City of Altamont - (IL) Balancing authority code MISO Balancing authority name Midcontinent Independent Transmission System Operator, Inc..
Eia status	By code SB Mw 7.20 Units 4 Standby mw 7.20 Status rule majority_mw_standby In service mw 7.20 Out of service mw 0
Fuel burned (MMBtu), 2025	794
Capacity factor, 2025	0.001
Heat rate (Btu/kWh), 2025	10,586.7
Net generation (MWh), 2025	75
Balancing authority code	MISO

3 sources

Sources

EIA-860MOpen license · retrieved Nov 4, 2026
EIAOpen license · retrieved Nov 1, 2026Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
EIA-860M Preliminary Monthly Electric Generator Inventory