Hilo Iron Works Environmental Report

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Fahrenheit. Wind patterns are generally easterly during the day and westerly during the evenings. According to the US Department of Agricultural Soil Conservation Service, the site is classified to be Opihikao Series (2-20% Slope). This very shallow, organic soil is partially used for farming and pasture. The soil has a very high-water holding capacity. Fast permeability in organic top 3 inches, but slow permeability below due to pahoehoe lava bedrock. Susceptible to runoff due to poor drainage. Soil is moist for majority of the year. Under the Agricultural Lands of Importance to the State of Hawaii (ALISH) classification system, the site is classified as "Urban". C. Natural Hazards 1. Drainage The Federal Flood Insurance Rate Map (FIRM) identifies the Site to be within Zone VE — Coastal flood with velocity hazard (wave action) with the base elevation determined. In the event improvements are contemplated, the appropriate SMA and related permits will be secured. The existing improvements already includes approved drywells to address the added level of impervious surface resulting from the improvements and its parking area. With the existing on-site drainage improvements, all potential drainage and/or flooding issues have already been reasonably addressed and mitigated. 2. Tsunami Hazard The site is within the Civil Defense's Tsunami Evacuation Zone. Appropriate signage and related internal warning system will be provided to guests and employees of the site, like other establishments within the evacuation zone. Thus, with the Civil Defense warning system plus the internal protocols, reasonable measures for protection will be in place. 3. Volcanic and Earthquake Hazards According to the United States Geological Survey maps, the project site is located within Lava Flow Hazard Zone 3, on a scale of ascending risks 9 to 1 . The entire City of Hilo falls in