As water levels continue to drop at Stagecoach Reservoir, the state park is closing its main boat ramp until Aug. 26. The goal is to extend the ramp and keep boats launching for as long as possible. Falling water levels have exposed underwater hazards at the end of all boat ramps. The park is constructing the longer ramp in hopes of extending the summer boating season, according to a press release sent to Sky-Hi News. Stagecoach State Park Manag…