One of the questions it answers is about sandbags: “Sandbags need not be filled with sand. In fact, any soil from the property will be sufficient. Bags should be filled â…“ to ½ full as over-filling bags causes them to bulge and allow water to leak through gaps. Sandbags will be available Mokelumne Hill, Railroad Flat, La Contenta and Mountain Ranch. Specific locations will be announced when sandbags become available prior to expected storm systems. The NWS Eureka has created this video on how to fill and place sandbags:”. Rumor control link is here:http://butte.calaverasgov.us/RumorControl.aspx