How to Choose Plants for a Rain Garden

In our July e-newsletter, we shared some tips on how to create a rain garden. One very important aspect of a rain garden is the flowers and shrubbery that are planted within it, which help to absorb the water and filter out impurities before they seep underground. Not all plants are appropriate; the ones that […]

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IUCN World Conservation Congress

Hawaii was front and center in the eyes of environmentalists the world over as thousands of attendees gathered for the 2016 IUCN World Conservation Congress in Honolulu from September 1 – 10 at the Waikiki Convention Center. This marked the first time that the event was being held in the United States, and attendees were […]

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Kaneohe Watershed soil roughening

Construction BMPs: Soil Roughening

Why is soil roughening important on construction sites? Preventing erosion, capturing sediment, and establishing vegetation on construction projects are all practices that should be implemented during soil disturbing activities. Soil roughening is a best management practice (BMP) to prepare surface soils for the implementation of additional BMPs, prevent erosion and sedimentation, and establish vegetation. Roughening […]

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Baseyard Storm Water Training 2016 winners

2016 Annual Maintenance Baseyard Storm Water Training Champions

Congratulations to the Electrical Crew, based out of the Keehi Baseyard, for winning our Annual Maintenance Baseyard Storm Water Training quiz competition! The training and quiz competition was held in July with 13 maintenance crews, and the Electrical Crew earned the highest average score of 19 out of 20 points on the post-training quiz. As […]

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Construction BMPs: Construction Entrance/Exit Stabilization

Is your construction entrance/exit stabilized? Tracking sediment from construction sites onto roadways can cause storm water pollution, as well as safety hazards. Proper planning is required to ensure adequate best management practices (BMPs) are installed to prevent off-site tracking of sediment or other pollutants by vehicles exiting construction sites. When choosing the type of BMPs […]

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Hurricane Season could impact the storm drain system

With July upon us, we are now firmly into the 2016 Pacific Hurricane Season. Although the region is entering a La Niña weather phase, which tends to suppress hurricane activity, the Central Pacific Hurricane Center says we could see an average to above average storm season, which would translate to four to seven named tropical […]

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Kawainui Watershed Storm Water BMP project

Construction of the HDOT Highways Kawainui Watershed Storm Water Best Management Practices project was completed in the spring of 2016. The overall goal of this project is to reduce sediment erosion into the HDOT Highways storm water system. This project included the repair and remediation of five eroded slopes located within HDOT Highways rights-of-way that […]

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Ocean debris accumulates around Hawaiian Islands

An aerial survey released in late May showed that thousands of pieces of man-made debris regularly pile up in waters and on shores across the state. The State of Hawaii Department of Land and Natural Resources (DLNR) released a statement saying that much of the debris was tossed into the Pacific, and made its way to […]

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Storm Water Management Program educational materials honored at 2016 Pele Awards

An educational keiki activity book created for the Hawaii Department of Transportation (HDOT), Highways Division, Oahu District, Storm Water Management Program recently garnered top honors in a prestigious advertising and design competition. The book, called Hawaii Storm Patrol: New Recruits, and its companion website are designed to teach Hawaii youths about the importance of keeping […]

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Adopt-A-Highway Champions, Second Quarter 2016

Congratulations to the Spiritual Assembly of Ewa – Oahu (Baha’is of Wahiawa), a chapter of the Baha’i faith, which has been selected as the Department of Transportation, Highways Division, Oahu District’s Second Quarter 2016 Adopt-A-Highway Champions! “We are proud to contribute to the betterment of society through these quarterly highway cleanups,” said Hartson Doak of […]

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