You may want to give a call to your ,local water department. This is the time of year and weather when they often treat for algae and sometimes go overboard. Curt Smith Join the AKA at http://aka.org/modules/tinycontent0/index.php?id=9 Archives are at http://fins.actwin.com/killietalk/ Modify your subscription at http://www.actwin.com/mailman/listinfo.cgi/killietalk