<div dir="ltr"><div class="gmail_extra">You can see the issue of how to tag this has come up several times:</div><div class="gmail_extra"><a href="http://wiki.openstreetmap.org/wiki/Proposed_features/Sanitary_Dump_Station#See_Also">http://wiki.openstreetmap.org/wiki/Proposed_features/Sanitary_Dump_Station#See_Also</a><br></div><div class="gmail_extra">With no consensus tagging diverged many ways.</div></div>