ON 7/9 EMPLOYEE SUFFERED SEVERE PNEUMONIA-LIKE SYMPTOMS WHILE AT HOME & WAS TAKEN TO THE E.R., HOSPITALIZED & RELEASED ON 7/12. LATER TEST RESULTS CONFIRMED POSITIVE FOR LEGIONELLA BACTERIA. INVESTIGATION INDICATED THAT HIS ILLNESS COULD HAVE RESULTED FROM EXPOSURE TO THE COOLING TOWERS ALTHOUGH SAMPLES REVEALED NEGLIGIBLE LEVELS OF LEGIONELLA.