Here is a complete list of AMHA, AMHR and CDE events in the Washington/Oregon area for 2009 as compiled on another thread a few weeks ago. Hopefully there have been some updates since then on a couple of the new shows no one knew much about.
January 31: Happ's Arena Driving Trial in Ethel, WA
February 28: Happ's ADT
March 21: Happ's ADT
March 27-29: NWMHC Schooling Show at Mt. Hood Equestrian Center in Boring, OR
April 17-19: NWMHC Sea-Tac Classic at the Grays Harbor County Fairgrounds in Elma, WA
Apr 24-26: Oregon Gold replacement show at the Oregon Horse Center in Eugene, OR
April 25: Happ's TREC to Escape Cabin Fever (a new and fun-sounding type of driving competition)
April 25-26: CAA Driver Proficiency Evaluations at Happ's
May 8-10: New AMHR Show in Albany, OR
May 8-10: May Mini Classic AMHR show in Colfax, WA
May 9-10: Happ's Combined Driving Schooling Weekend I
May 16-17: Happ's Combined Driving Schooling Weekend II
May 22-24: NWMHC Emerald Valley Classic at the Oregon Horse Center in Eugene, OR
May 29-31: Pacific Crown Area 8 AMHR show at the Tacoma Unit in Spanaway, WA
June 6-7: Teddy Bear's CDE in Mead, WA
June 12-14: Cavalcade of Ponies AMHR show at the Evergreen State Fairgrounds in Monroe, WA
June 19-21: NWMHC Can-Am Classic NOW AT the Tacoma Unit in Spanaway, WA
June 18-21: Happ's CDE
June 26-28: Potential AMHR show in Moses Lake (OR? WA?)
July 3-5: Inavale CDE in Philomath, OR
July 4-5: Potential AMHR show in McMinnville, OR. Possibly the Albany show’s new date/location too/instead?
July 10-12: Evergreen AMHR show at the Tacoma Unit in Spanaway, WA
??July 18-19: Beavercreek CDE in Beavercreek, OR??
August 14-16: NWMHC McKenzie River Classic at the Oregon Horse Center in Eugene, OR
September 19-20: Happ's VSE Driving Trials Twice
Hope this helps!
Leia