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Ill <br />21 <br />3 <br />4 <br />5 <br />6 <br />7 <br />8 <br />9 <br />10 <br />11 <br />12 <br />13 <br />14 <br />15 <br />16 <br />17 <br />18 <br />11 <br />21 <br />24 <br />25 <br />26 <br />27 <br />28 <br />the applicable amendments: <br />1. The City experiences relatively low amounts of precipitation, very low <br />humidity levels and extremely high temperatures. These climatic conditions are conducive to the spread <br />of drought conditions and fires. For example, during the summer months temperatures often exceed 100 <br />degrees Fahrenheit. During these months humidity is usually less than 40% and measurements of less <br />10% relative humidity are not uncommon. These conditions contribute to an increased likelihood of <br />Moreover, minor fires have a greater tendency of spreading rapidly due to such conditions. <br />Applicable Uniform Code Amendments: UBC 106.2, 504.6.1, 904.2.11, NEC <br />110-5, Article 310-2(b) <br />2. The City is subject to extremely strong winds, commonly referred to as <br />Ana' wind conditions, which can reach wind speeds of up to 80 miles per hour. In addition, the <br />of the marine shore air flow and the desert air flow creates steady winds on a daily basis in <br />region. Finally, the City's topography is such that portions of the City contain small, brush -covered <br />which either contribute to or create gusty wind conditions by causing natural funneling effects <br />contribute to the increased potential for brush fires in the area. <br />1806.1, 904.2.11, 2315. <br />Applicable Uniform Code Amendments: UBC 106.2, 1603.3.4, 1615, 1617, <br />3. The City periodically experiences drought conditions and limited water <br />The drought conditions and limited storage capacity for water resources demands prudent <br />of existing water supplies so that contamination is avoided, water conservation is <br />and sufficient water supplies are available for fire suppression and other purposes. <br />Applicable Uniform Code Amendments: UPC 701.1.2 <br />4. The City, like much of the surrounding region, is subject to moderately <br />ground shaking from nearby earthquake faults, including the Elsinore and Chino Fault Lines. <br />and planned developments are at risk from structural damage from earthquake faults. Thus, <br />standards are needed to ensure that maximum safety is provided to persons and property. <br />3 <br />