[header] How to keep your pond clean [title] Clean your pump's filters out regularly. [step] Most filters require cleaning once each week. Usually, cleaning is a simple matter of removing the filter, spraying it down with a hose, and replacing it. 
However, you should always follow the manufacturer's instructions when deciding how and how often to clean your filter. [substeps] If you notice your pump leaking or struggling noisily, you probably need to clean it.