Mauka to Makai is an annual event presented by the State of Hawaii Department of Health Clean Water Branch, City & County of Honolulu’s Storm Water Quality Division, and the Waikīkī Aquarium. This FREE, family-friendly event promotes the importance of keeping O‘ahu’s streams and stormwater runoff free of pollution, from the mountaintops to the ocean.

Free parking will be available in the back parking lot at Jefferson Elementary School starting at 7:30 a.m., with a free shuttle to and from the Waikīkī Aquarium courtesy of Waikiki Trolley.