...Mendenhall plant had operated successfully in the past, but personnel problems have plagued the facility, according to Jerry Boyd, a former shift supervisor and senior operator at the Mendenhall plant who worked for the city 19 years. Former city...

...old aerobic digester left from the old plant instead. The digester required constant supervision, but worked, said Jerry Boyd, who recently retired from the plant. The old digester did more harm than good, Schuitt said. The sludge wasn't...