Arrived at Thousand Trails Customer stated that their dump station is not draining correctly Notified customer that CPI does not warranty or guarantee drain cleaning Customer acknowledged and agreed Started to perform work proposed Used camera to locate where waste piping enters towards sewer After locating electric power source from near by camp used drain equipment to clear stoppage After multiple attempts stoppage is cleared Ran water from dump station down for 20 mins Water is draining as designed Cleaned up work area Thank you for choosing CPI Plumbing and Heating