The water coming from the street at our casa in Ajijic has had lots of sediment in it this past year (more than the last 4 years)- our fountain filter is functioning but can't collect all the sediment. The only way we have been able to clean it is to drain it and start over. A small vacuum thing you connect to a hose to that we bought is picking up some debris on the bottom, but not working well for the sediment. The fountain is two levels & 8 ft across on the bottom level. Looking for maintenance ideas!!, thoughts about cleaning equipment & where it may be purchased lakeside (if possi