What Is It?

RCM's Covered Lagoon Digester produce biogas at ambient temperatures from diluted manure with less than 2% solids. An
impermeable cover covers the the top of the lagoon in order to trap the biogas from escaping.  Biogas yield varies
seasonally.
***Below are fully operational RCM's Covered Lagoon Digesters***
Covered Lagoon Digester
© Copyright 2007 RCM International, LLC. All Rights Reserved.
Covered lagoons are used for energy production in warm climates but are limited to odor control in cold climates.  For
detailed information, please
click here or Contact Us.
RCM's References
August 2004
Castelanelli Dairy, Lodi, CA
1,400 cows plus replacements, 180 kW generator
United States
July 1995 - 1998
Cal Poly Dairy, San Luis Obispo, CA
Process design, 400 cow capacity
September 1998
ICF, Inc./AgSTAR, Piney Woods School,Rankin County, MS
120 pigs, flare
June 1998
ICF, Inc./AgSTAR, Boland Farm,Williamsburg,  IA
2,700 nursery pigs, flare
December 1996
ICF, Inc./ AgSTAR, Barham Farm, Zebulon, NC  4000
sows, farrow-wean, 120 kW, building heat
Winter 2004-2005
Agricola Ltda., Santiago, Chile
13,500 sows farrow to wean flare
April 2003
Agricola Ltda., Santiago, Chile
20,000 sows farrow to feeder, flare
Winter 2004 -2005
Agricola Ltda., Santiago, Chile
18,000 sows farrow to wean, flare
April 1997
Martin Hog Farm, S. Boston, VA
600 sow, farrow to feeder, flare
July 2002
Agricola Ltda., Santiago, Chile
90,000 finish hogs, flare
*By States*
Chile
California
Iowa
Mississippi
North Carolina
Virginia

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Ecuador
June 2008
Pronaca S.A. Santo Domingo, Ecudor
6,000 finisher pigs, gas skid, flare