As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTS PROPANE SMELL IN CABIN. PERFORMED NO GO ODI ATA 2172 SMOKE/FUMES. PERFORMED AMDS WORKCARD 0550-2002. REPORTED SMELL STARTED WHILE A/C WAITING IN TAXIWAY. WATER TREATMENT PLANT LESS THAN A MILE AWAY FROM RUNWAY 13. CREW REPORTED NO SMELL AT GATE RETURN. A/C OK FOR SVC. (LP# 2832739)