Sandbag Information Sand is available in the green box in the southwestern corner of the Solvang Veterans Memorial Building parking lot. There are also a limited supply of sandbags available in the box. If there are no sandbags in the box, residents may purchase unfilled sandbags at Valley Hardware, Nielsen's Building Supply, Farm Supply, or Harrison Ace Hardware. Filled sandbags are also available for purchase at Nielsen's Building Supply and Santa Ynez Stone and Topsoil. Other locations where sand is available: Buellflat Rock, Fire Station 31 in Buellton (Free- but limited supply), Santa Ynez Stone, and Valley Hardware.