After further examination of the geothermal system, Nelson discovered: Not only were the inside loop pumps undersized, but one of the loop pumps wasn’t even pumping at all because the impeller had ...
SAGINAW, MICH. — Saginaw Valley State University (SVSU) here is home to the largest closed-loop geothermal pond system in the state of Michigan. Built into a 6.75 acre, 2.2-million gal. retention pond ...
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