CITY & COUNTY OF HONOLULU - KAPAA MSWLF Landfill in Honolulu, Hawaii

The CITY & COUNTY OF HONOLULU - KAPAA MSWLF is a municipal solid waste landfill located in Honolulu, Hawaii, United States. It is operated by the City and County of Honolulu and serves as a key waste disposal facility for the island of Oahu. As a landfill, it manages significant tonnages of solid waste generated by the local population and businesses. Operating under the regulatory framework of the US EPA, this facility must comply with RCRA Subtitle D standards for municipal solid waste landfills, which include requirements for liner systems, leachate management, and groundwater monitoring. Additionally, it is subject to Clean Air Act regulations governing landfill gas collection and control to mitigate methane emissions. The landfill likely employs modern engineering controls to manage environmental impacts. The facility plays a critical role in Honolulu's waste management infrastructure, providing disposal capacity for the city's residential and commercial waste. Its location in a densely populated urban area necessitates careful management of community impacts such as traffic, odor, and air quality. The landfill's operations contribute to the broader solid waste management system in Hawaii, which faces unique challenges due to island geography and limited land availability.

Located in Honolulu, Hawaii, this landfill operates in a tropical island environment with high rainfall, which increases the risk of leachate generation and potential groundwater contamination. Proximity to urban areas and the Pacific Ocean necessitates robust environmental controls, including liner systems and leachate collection, to protect local water resources. Methane emissions from decomposing waste are a concern, and the facility must comply with EPA landfill gas regulations to reduce greenhouse gas emissions and mitigate climate impact.