EE WAS REPAIRING THE BIRD NETTING ON THE S-1 SOLUTION POND WHEN HIS FOOT BECAME ENTANGLED IN THENETTING AND HE FELL TWISTING HIS RIGHT KNEE. INITIALLY HE DID NOT SEEK MEDICAL ATTENTION BUT WHE N PAIN IN KNEE DID NOT IMPROVE HE WAS SEEN BY A DOCTOR IN AUGUST AND ORTHOSCOPIC SURGERY WAS PERFORMED ON 9/20. HE RETURNED NEXT SCHEDULED SHIFTWITH NO DAYS LOST, LIGHT DUTY ONLY.