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<br />A. Violate Regional Water Quality Control Board water quality <br />standards or waste discharge requirements? <br /> <br />E. Otherwise substantially degrade water quality? <br /> <br />I. Resulting an increase in pollutant discharges to receiving <br />waters? <br /> <br />J. Result in significant alteration of receiving water quality <br />during or following construction. <br /> <br />K. Could the proposed project result in increased erosion <br />downstream? <br /> <br />L. Result in increased impervious surfaces and associated <br />increased runoff? <br /> <br />M. Create a significant adverse environmental impact to <br />drainage patterns due to changes in runoff flow rates and <br />volumes? <br /> <br />N. Tribu tary to an already impaired water body, as 1 i s ted on <br />the Clean Water Act Section 303 (d) list. If so, can it <br />result in an increase in any pollutant of which the body is <br />already impaired? <br /> <br />o. Tributary to other environmentally sensitive areas? If so, <br />can it exacerbate already existing sensitive conditions? <br /> <br />P. <br /> <br />Have a potentially significant <br />surface water quality to either <br />waters? <br /> <br />environmental impact or <br />marine, fresh or wetland <br /> <br />Q. Have a potentially significant adverse impact ground water <br />quality? <br /> <br />R. Cause or contribute to an exceedance of applicable surface <br />or groundwater receiving water quality objectives or <br />degradation of beneficial uses? <br /> <br />s. Impact aquatic, wetland or riparian habitat? <br /> <br />Potentially Significant Unless Mitigation Incorporated <br /> <br />The City of Santa Ana is included within four watersheds, San <br />Diego Creek, Santa Ana River, Talbert and Westminster. Each of <br />these watershed areas are under the jurisdiction of the Santa <br />Ana Regional Water Quality Control Board and subject to the <br />objectives, water quality standards and Best Management Practice <br />requirements established in the Santa Ana River Basin Plan and <br /> <br />16 <br /> <br />75A~6 <br />