Limu in South Maui is suffering from groundwater contamination and groundwater reduction: Limu in South Maui is suffering from groundwater contamination and reduction, and Many residents remember at Maui Sunset, Waipuilani park (Kawililipoa Beach) there used to be great big piles of Limu, that was a favorite site for gathering limu. Nowadays there is almost none. Lipoa too was known for the fragrant smell of the Lipoa Limu that gave its name to the area.