Lewis & Clark

South of Sidney, Richland, MT 59270

Plant Summary Information

Lewis & Clark is ranked #5 out of 9 natural gas power plants in Montana in terms of total annual net electricity generation.

Lewis & Clark is comprised of 2 generators and generated 3.2 GWh during the 3-month period between September 2025 to December 2025.

Plant Name	Lewis & Clark
Utility Name	Montana-Dakota Utilities Co
Location	Richland County, MT
Initial Operation Date	October 1958
Last Update	Dec 2025
Annual Generation	10.4 GWh
Annual Consumption	111.8 k MMBtu
Ranked #6,103 out of 12,613 Power Plants Nationwide
Ranked #1,559 out of 2,246 Natural Gas Power Plants Nationwide
Ranked #58 out of 71 Montana Power Plants
Ranked #5 out of 9 Montana Natural Gas Power Plants
Fuel Types	Natural Gas

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Summary Information
Plant Name	Lewis & Clark (6089)
Plant Address	South of Sidney, Richland, MT 59270
Utility	Montana-Dakota Utilities Co (12199)
Latitude, Longitude	47.6785, -104.15665
Generation Dates on File	Jan 2001 to Dec 2025
Initial Operation Date	October 1958
Annual Generation	10.4 GWh
Fuel Types	Natural Gas

Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration Status	No
FERC Small Power Producer Status	No
FERC Exempt Wholesale Generator Status	No

Regulatory Information
Regulatory Status	Regulated
NERC Region	MRO
Balancing Authority	Midcontinent Independent Transmission System Operator, Inc.. (MISO)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Yellowstone River
Ash Impoundment	Yes Lined Operating
Transmission / Distribution Owner	Montana-Dakota Utilities Co (12199) MT
Grid Voltage	115.00 kV
Energy Storage	No

Natural Gas Information
Local Distribution Company (LDC)	MONTANA DAKOTA UTILITIES CO
Pipeline Name	WBI ENERGY TRANSMISSION INC
Natural Gas Storage	No

* Data obtained from the 2024 EIA 860 Report

Technology	Natural Gas Internal Combustion Engine
Prime Mover	Internal Combustion Engine
Ownership	Single Owner
RTO ISO LMP Node Designation	MDU.LEWIS2
RTO ISO Location Designation For Reporting Wholesale Sales Data	MDU.LEWIS2
Nameplate Capacity	9.3 MW
Nameplate Power Factor	0.8
Summer Capacity	9.1 MW
Winter Capacity	9.1 MW
Minimum Load	3.5 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	April 2016
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Technology	Natural Gas Internal Combustion Engine
Prime Mover	Internal Combustion Engine
Ownership	Single Owner
RTO ISO LMP Node Designation	MDU.LEWIS2
RTO ISO Location Designation For Reporting Wholesale Sales Data	MDU.LEWIS2
Nameplate Capacity	9.3 MW
Nameplate Power Factor	0.8
Summer Capacity	9.1 MW
Winter Capacity	9.1 MW
Minimum Load	3.5 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	April 2016
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Natural Gas
Solid Fuel Gasification	No
Carbon Capture Technology	No
Time From Cold Shutdown To Full Load	10M
Multiple Fuels	No

Owner Name	Address	Generator	Ownership
*We couldn't locate any owners for this plant*

Power plants with a similar annual net generation from Natural Gas.

Rank	Plant Name	Plant Location	Annual Generation
#1549	Burney Forest Products	Burney, CA	193.3 GWh
#1550	Ivanpah 2	Nipton, CA	244.3 GWh
#1551	Foxwoods CoGen	Mashantucket, CT	10.8 GWh
#1552	Cellu Tissue	East Hartford, CT	10.7 GWh
#1553	Orrville	Orrville, OH	22.0 GWh
#1554	Santa Rita Jail Hybrid	Dublin, CA	13.1 GWh
#1555	CalPeak Power Panoche Peaker Plant	Firebaugh, CA	10.5 GWh
#1556	Red Bluff	Red Bluff, CA	10.5 GWh
#1557	UB Fuel Cell	Bridgeport, CT	10.5 GWh
#1558	Walter Scott Jr Energy Center	Council Bluffs, IA	6.0 TWh
#1560	Long Beach Generation LLC	Long Beach, CA	10.3 GWh
#1561	Agnews Power Plant	San Jose, CA	10.3 GWh
#1562	Clearwater Power Plant	Corona, CA	10.3 GWh
#1563	Plains End II LLC	Arvada, CO	10.3 GWh
#1564	Alamosa	Alamosa, CO	10.6 GWh
#1565	San Antonio Regional Hospital	Upland, CA	10.2 GWh
#1566	Digital Fairfield	Trumbull, CT	10.1 GWh
#1567	Borger Plant	Borger, TX	46.6 GWh
#1568	AGT001 Centerville Fuel Cell	Wilmington, DE	10.1 GWh
#1569	CalTech - Pasadena Wilson Ave	Pasadena, CA	10.1 GWh

Below are closest 17 power plants surrounding Lewis & Clark.

Plant Name	Plant Location	Annual Generation	Distance
Aurora Wind Project	Tioga, ND	912.8 GWh	74.8 mi
Bowman Wind	Bowman, ND	118.3 GWh	109.7 mi
Brady II Wind Energy Center	Dickinson, ND	640.5 GWh	97.8 mi
Brady Wind Energy Center	Dickinson, ND	632.3 GWh	96.7 mi
Burke Wind, LLC	Bowbells, ND	782.4 GWh	102.1 mi
Cedar Hills Wind Farm	Rhame, ND	55.6 GWh	100.7 mi
Clearwater Wind East	Miles City, MT	830.4 GWh	106.1 mi
Culbertson Generation Station	Culbertson, MT	251.2 GWh	38.3 mi
Diamond Willow Wind Facility	Baker, MT	86.0 GWh	97 mi
Glendive GT	Glendive, MT	2.6 GWh	51.1 mi
Lindahl Wind Project, LLC	Tioga, ND	484.7 GWh	81.7 mi
Lonesome Creek Station	Alexander, ND	1.1 TWh	28.1 mi
Miles City GT	Miles City, MT	331.0 MWh	116.7 mi
OREG 1 Inc	Culbertson, MT	134.6 GWh	38.6 mi
OREG 2 Inc	Culbertson, MT	126.4 GWh	38.7 mi
Pioneer Generation Station	Williston, ND	1.1 TWh	39.4 mi
Thunder Spirit Wind, LLC	Hettinger, ND	522.6 GWh	133.9 mi