Quincy Municipal, Quincy, WA (80T)
Correctly identified first by Venkatesh Gopalakrishnan
Well, OK, that may be a stretch - actually, an irrigation ditch runs through it. Right underneath the runway, in fact. Probably the only place you can roll down a runway and cross a body of water. Other than that unique hydrological feature, there's not too much else happening at Quincy, a quiet duster-strip just west of the Columbia River.