The USHPA writes:

The USHPA Board of Directors meets in Seattle October 10-12 at the
Holiday Inn in Renton, Washington.

USHPA's annual membership meeting is scheduled for Thursday, October 10th at the
opening of the board meeting

Schedule here: https://www.ushpa.aero/news.asp?id=209

Agenda here:
http://www.ushpa.aero/documents/Fall_2013_Agenda_Final.pdf