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During construction, ground disturbing activities often result in areas of exposed soils susceptible to erosion. If a prolonged period of time is expected where construction activity will cease or construction activities are complete, stabilizing disturbed areas is needed. Mulching is a best management practice (BMP) that can provide either temporary or permanent stabilization to prevent erosion…

It’s rainy season in Hawaii, and while it has its positive affects, it also leads to pollutants being washed into our storm drains and into the ocean. Here are a few reminders on how you can help to keep our storm drains free of these harmful items.

The State of Hawaii Department of Transportation (DOT) welcomed approximately 400 at its Annual Protect Our Water Conference at the Pōmaika‘i Ballrooms. A collaboration between the DOT Highways, Airports, and Harbors Divisions, the conference focused on implementing Best Management Practices on construction projects to prevent storm water pollution, and featured various local and mainland…

Congratulations to the Rotary Club of Kapolei Sunset for being HDOT Highways, Oahu District’s Fourth Quarter 2017 Adopt-A-Highway Champions! Their route is along Farrington Highway from Kalaeloa Blvd. overpass in Kapolei to the Koʻolina exit, totaling approximately 1.5 miles.

Congratulations to Samahang Ilocano International, DOT-HWYS Third Quarter 2017 Adopt-A-Highway Champions! Their two routes are along Farrington Highway from Kapakahi Stream Bridge to Waiawa Interchange (H-1), and Kalihi Street/Likelike Highway.

Congratulations to DTRIC Insurance Company, which has been selected as the State of Hawaii Department of Transportation, Highways Division, Oahu District’s First Quarter 2016 Adopt-A-Highway Champions!

If you’ve ever read an article about the storm drain system and wondered about some of the terms commonly used to describe it, then you’re in luck — we have your answers here!

We hear all the time about the different pollutants that can flow into the storm drain system, and then to our ocean waters. But what are the most common storm water pollutants, and how do they adversely affect the environment? Here’s a quick reminder of all the damage pollutants can do

Thanks to a partnership with Sea Life Park, the State of Hawaii Department of Transportation, Highways Division, Oahu District’s Storm Water Management Program was able to place illustrated posters at the Touch Pool attraction in 2014 that described the process by which storm water made its way to the ocean, and how trash, chemicals, and other pollutants can harm the environment and wildlife.

Is your stockpile protected? Stockpiling material on construction sites is almost always needed at some point during the life of a project, so proper planning is needed to ensure that adequate best management practices (BMPs) are in place to prevent stockpiled material from polluting storm water.