Case Study
Barham Farm — Zebulon, NC
EFI installed an ambient temperature anaerobic digester cover at this 4,000-head swine farrow-to-wean operation under contract with Prestage Farms.
4,000 head swine
Herd Size
Client
Barham Farm
Location
Zebulon, NC
Completed
2001
Industry
Swine
System Type
Covered Lagoon Anaerobic Digester
The Challenge
Problem
EFI installed an ambient temperature anaerobic digester cover at this 4,000-head swine farrow-to-wean operation under contract with Prestage Farms.
Our Approach
Solution
Part of the NC Attorney General's Environmentally Superior Technologies program, the system captures methane for on-farm electricity generation and routes treated wastewater to greenhouses growing tomatoes for retail sale.
Floating CoverBiogas SystemAnaerobic Digester
Outcomes
Results & Metrics
4,000 head swine
Herd Size
Key Outcomes
- Biogas captured and managed
- On-site power generation achieved
- Wastewater treatment improved
- Herd Size: 4,000 head swine
Related Work
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120,000+ tpy
CO2e Avoided
Food Processing / AgricultureSunMaid Growers — Kingsburg, CA
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3.1 acres
Lagoon Coverage
Food ProcessingJBS — Worthington, MN
31,000+ tpy
CO2e Destroyed
99.5%
Destruction Efficiency
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