Spray pilots gather to tune up planes at Colfax airport

Approximately one dozen of the state’s top ag pilots buzzed the Colfax airport last Thursday to tune up their spray planes in the wake of a busy year.

The fly-in was put together by the Association of Washington Aerial Applicators.

Local planes and pilots welcomed their colleagues from the Tri-Cities, Moses Lake, even some from as far away as Quincy to the Colfax airport, where they all fine-tuned their spray systems.

One at a time, the pilots flew inches above the airport to measure the effectiveness of their spray nozzles.

They sprayed pink-dyed water across thread and little yellow pieces o...