Case Study

Building a Wash Down Station That Protects the Ocean

Wash down stations are dedicated areas for washing or rinsing that carries wastewater to the municipal sewer system instead of the ocean. Use this case study to learn how Slappy Cakes Restaurant in Kahana, Maui used their parking area to wash down kitchen mats each day while protecting the ocean at the same time.

Case Study

Using a Rain Garden to Filter Stormwater

Learn how the Maui Economic Opportunity (MEO) Demonstration Farm installed a rain garden to showcase native plants, collect rain water and supplement irrigation, filter stormwater before it reaches the ocean, and provide a demonstration project for the community to visit and learn from.

Case Study

Converting Wet Retention Ponds to Floating Treatment Wetlands

A floating treatment wetland (FTW) is a valuable retrofit to improve the pollution treatment effectiveness of a wet retention pond. Learn how the Kaʻanapali Golf Resort in West Maui, Hawai’i converted their wet retention ponds into a FTW to filter stormwater before it enters the ocean near Black Rock.

Case Study

Installing a Bioretention Area

A bioretention area is an effective and affordable low impact design (LID) practice to prevent pollutants from reaching our streams and the ocean. This case study showcases how the Maui County Department of Public Works successfully reduced stormwater pollution by installing a series of on-site stormwater Best Management Practices at their Lāhaina baseyard.

Case Study

Installing a Curb-out Raingarden

A rain garden is a landscaped depression in the ground that is designed to collect stormwater runoff from rooftops and other impervious surfaces. This case study documents the process of building a rain garden along a heavily trafficked road—the Kā‘anapali Parkway—used to access a popular resort in West Maui, Hawai’i.

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