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Crowley Builds eWolf , First-Of-Its Kind All Electric Tug Boat

(Credit: Crowley) Crowley Maritime Corporation has announced plans to build and operate the ‘eWolf’ all electric tug boat, a first in the U.S., to serve the Port of San Diego. The 82-foot long vessel will be operational by mid-2023. Crowley has identified GHG emissions reductions and targets as one its top sustainability priorities. Over the first 10 years of its use, the new eTug will reduce 178 tons of nitrogen oxide (NOx), 2.5 tons of diesel particulate matter, and 3,100 metric tons of carbon dioxide (CO2) versus a conventional tug, which consumes more than 30,000 gallons of diesel per year. However, the environmental improvements do not come at the sacrifice of performance. With 70 tons of bollard pull well above average the eWolf will operate with full performance capabilities and zero carbon emissions. The vessel’s battery system will be charged at a specially designed, shoreside station developed with Cochran Marine. The design also includes an intelligent maneuve

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