Diesel and Gas-Engine Power Plants in the USA - Western
Antelope Station
Location: TX
Operator: Golden Spread Electric Coop
Configuration: 18 X 6.34-MW 20V34SG engines
Operation: 2011
Fuel: natural gas
E/G supplier: Wartsila
EPC: Zachry, TIC
Quick Facts: Ground-breaking for Antelope Station was on 28 May 2010 and the project went commercial on 24 Jun 2011.

Photograph courtesy of Golden Spread Electric Coop
Posted 3 Jun 2012

Basin Creek
Location: MT
Operator: Basin Creek Power Services LLC
Configuration: 9 X 6.1-MW G16CM34 engines
Operation: 2006
Fuel: natural gas
E/G supplier: Caterpillar, Leroy Somer
EPC: Caterpillar, Henneman Engineering
Quick facts: Basin Creek has a 20yr Capacity and Energy Sales Agreement (CESA) with Northwestern Energy, an investor-owned utility with over 600,000 customers. The complete power plant was built in nine months and the engines use lean burn technology plus catalysts. The engines can reach full-load in 10mins. Basin Creek worked with Montana Environmental Information Center (MEIC) to address CO2 emissions from the new plant. The operating company agreed to pay $500,000 to an Oregon-based group called Climate Trust, which will use the money for grants that support efforts to reduce carbon dioxide emissions, and for carbon sequestration projects such as reforestation.

Photograph courtesy of Caterpillar
Posted 15 Dec 2007

Boulder Park
Location: WA
Operator: Avista Corp
Configuration: 8 X 3.1 MW 18V28SG engines
Operation: 2001
Fuel: natural gas
E/G supplier: Wartsila
EPC: Wartsila
Quick Facts: The modular PeakingPlus plant was built in about three months.

Photograph courtesy of Wartsila Oy
Posted 5 Oct 2003

Goldstrike
Location: NV
Operator: Barrick Goldstrike Mines Inc
Configuration: 14 X 8.3 MW 120V34SG engines
Operation: 2005
Fuel: natural gas
E/G supplier: Wartsila
EPC: Wartsila
Quick facts: Goldstrike is Barrick's flagship property, with gold reserves of over 17mn ounces. Its two producing mines, Goldstrike Open Pit (Betze-Post) and Goldstrike Underground (Meikle and Rodeo), produced 2mn ounces in 2005. The new power plant allows Barrick to generate its own power or buy cheaper power from other producers while also enhancing supply reliability.

Photograph courtesy of Wartsila Oy
Posted 17 May 2006

LCEC
Location: NM
Operator: Lea County Electrical Cooperative
Configuration: 5 X 9.34-MW 20V34SG engines
Operation: 2012
Fuel: natural gas
E/G supplier: Wartsila
EPC: Burns & McDonnell, Casey Industrial, Lefever Building Systems
Quick Facts: LCEC was formed in 1949 and seves six counties in southeastern New Mexico and western Texas. It closed its own generation plant in 1983 and then purchased all of its power requirements from Southwestern Public Service. In 2010, LCEC changed the SPS contract and began planning for a new gas-fired IC plant. in Lovington. Notice to proceed was on 1 Jun 2010, construction began on 9 Apr 2011, and plant testing was completed on 18 Jan 2012.

Photograph courtesy of Power
Posted 13 Oct 2012

Pearsall Phase I
Location: CO
Operator: South Texas Electric Cooperative
Configuration: 24 X 8.44 MW 20V34SG engines
Operation: 2009-2010
Fuel: natural gas
E/G supplier: Wartsila
EPC: Burns & McDonnell, Wartsila
Quick facts: The STEC Pearsall site is about 50mi southwest of San Antonio. Three 22-MW steam sets were installed there in 1961. The Phase-I diesel plant cost about $100mn and the first 75 MW went online in late 2009. The plant is designed to run about 4,000 hrs/yr.

Photograph courtesy of Wartsila Oy
Posted 9 Jan 2013

Plains End
Location: CO
Operator: National Energy & Gas Transmission
Configuration: 18 X 6.2 MW 18V34SG engines
Operation: 2002
Fuel: natural gas
E/G supplier: Wartsila
EPC: Wartsila
Quick facts: At completion, this was the largest gas-fired IC power plant in North America and also Wartsila's largest-ever turn-key order.

Photograph courtesy of Wartsila Oy
Posted 5 Oct 2003

Port Westward-2
Location: OR
Operator: Portland General Electric
Configuration: 12 X 18.7-MW 18V50SG engines
Operation: 2014
Fuel: natural gas
E/G supplier: Wartsila
EPC: Black & Veatch, Harder Mechanical Contractors Inc
Quick facts: This large DPP went commercial on 30 Dec 2014. These 25,000 HP engines were the first of their size in the USA to run exclusively on natural gas. Full load can be reached in 10min.

Photograph courtesy of Portland General Electric
Posted 18 Jan 2015

Roosevelt Landfill
Location: WA
Operator: Klickitat Country PUD No 1
Configuration: 5 X 2.1 MW 12VA27GL engines
Operation: 1999
Fuel: Landfill gas
E/G supplier: Waukesha, Baylor
EPC: NEPCO
Quick facts: The project included five engines, gas cleaning and compression systems, and control systems and switchgear. It was built in 9mos.

Photograph courtesy of Nepco
Posted 24 Jul 2004

   
  Stillwater Energy Center
Location: OK
Operator: Stillwater Electric Utility
Configuration: 3 X 18.7-MW 50SG engines
Operation: 2016
Fuel: natural gas
E/G supplier: Wartsila
EPC: Burns & McDonnell
Quick facts: This gas-engine plant opened on 27 Sep 2016. It cost around $70mn. The 25,000hp engines weigh about 290t each.

Photograph courtesy of Stillwater Electric Utility
Posted 26 Oct 2016

 

Abbreviations

Data: industcards, Platts UDI World Electric Power Plants Data Base

Updated 26-Oct-2016

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