Check these out. Unfortunately there is nothing local but these come recommended.
This one is the closest in Reading, PA with sessions all summer.
This one isn't too much further away in Kutztown, PA July 19-22 2012 http://vstraining.com/sky/camps/2012/kutztown2012.pdf
This is a highly recommended camp in Providence, RI, June 23 - 26
http://www.cvent.com/events/bill-falk-s-2012-pole-vault-camp-for-athletes-coaches/event-summary-d2262d09ce834ae7af6edf38b12658e7.aspx
These are single day clinics Sundays in April and May in Indiana
http://www.polevaultcamps.com/id33.html