Northwest Foundation of Washington: 

May 8: Messy mutt? Wash Spot, a self-serve dog cleaning business, opens in
Marymoor Park
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King County Washington on 09 May, 2008 06:06:23
 
Now, thanks to the opening of the Wash Spot self-serve dog cleaning business
adjacent the off-leash area, your pooch will look perfect after a day in the
park.