Eligibility Criteria:  Adults, under 21, and all Scouts must have achieved the First Class Rank or higher.  All members must have experienced at least 15 nights of Boy Scout camping within the past two years, including one, but no more than one, long term camp of 5 or 6 nights.  The remaining 9 or 10 nights must consist of overnight, weekend of other short term camping.

National OA Lodge web-site

Wa-Ha-Nasa #111 home page

To recognize those campers – Scouts and Scouters – who best exemplify the Scout Oath and Law in their daily lives and by such recognition cause other campers to conduct themselves in such manner as to warrant recognition.
To develop and maintain camping traditions and spirit.
To promote Scout camping, which reaches its greatest effectiveness as a part of the unit’s camping program, both year-round and in the summer camp, as directed by the camping committee of the council.
To crystallize the Scout habit of helpfulness into a life purpo e of leadership in cheerful service to others

....from the Order of the Arrow Handbook.