Great use of waste at Encina Wastewater Authority
FOOD AND BEER WASTE
Encina Wastewater Authority is part of the Food Waste-to-Energy group at Whogreen.com. To recover biogas from food waste is a new opportunity at EWA. Beer waste and FOG waste is already being added to the wastewater stream at the treatment facility.
The goal is to optimize the recovery of resources from the food industry.
The Encina Wastewater Authority (EWA) is a public agency located in Carlsbad, California. EWA provides wastewater treatment services to more than 400,000 residents in northwestern San Diego County. EWA's facilities and services are essential for protecting the local ocean environment, preserving public health, and providing valuable water resources for the region.
EWA is owned by six public agencies governed by a Joint Powers Agreement. Under this Agreement, owners share in the operational and management costs of EWA, the objective being to cooperatively fund economical and high-tech facilities. The six owners are: the City of Carlsbad, City of Vista, City of Encinitas , Vallecitos Water District, Buena Sanitation District, and the Leucadia Wastewater District.
Energy Independence
Encina Wastewater Authority wish to optimize the energy production which will raise the Clean Energy Score.
FOG Waste-to-Energy
Encina Wastewater Authority have made use of co-digestion deliveres since 2016 of about 80,000 gallons per week. FOG (fat-oil-grease) co-digestion has resulted in an increase of biogas of around 29%.
Food Waste-to-Energy
In 2018 Encina Wastewater Authority will begin to receive regular deliveries of beer waste and will begin testing of food waste.
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