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City of Redwood City, Public Works Division Initial Study & Mitigated Negative Declaration <br />Document Date: October 15, 2015 <br />Revision Date: January 25, 2016 Page 47 Blankinship & Associates, Inc. <br /> <br />3.12 Noise <br /> <br /> Potentially <br />Significant <br />Impact <br />Potentially <br />Significant <br />Unless <br />Mitigation <br />Incorporated <br />Less Than <br />Significant <br />Impact <br />No Impact <br /> <br />Would the Project result in: <br /> <br />a) Exposure of persons to or <br />generation of noise levels in excess <br />of standards established in the <br />local general plan or noise <br />ordinance, or applicable standards <br />of other agencies? <br /> <br /> <br />b) Exposure of persons to or <br />generation of excessive <br />groundborne vibration or <br />groundborne noise levels? <br /> <br /> <br />c) A substantial permanent increase <br />in ambient noise levels in the <br />project vicinity above levels existing <br />without the project? <br /> <br /> <br />d) A substantial temporary or periodic <br />increase in ambient noise levels in <br />the project vicinity above levels <br />existing without the project? <br /> <br /> <br />e) For a project located within an <br />airport land use plan or, where <br />such a plan has not been adopted, <br />within two miles of a public airport <br />or public use airport, would the <br />project expose people residing or <br />working in the project area to <br />excessive noise levels? <br /> <br /> <br />f) For a project within the vicinity of a <br />private airstrip, would the project <br />expose people residing or working <br />in the project area to excessive <br />noise levels? <br /> <br /> <br />Discussion <br /> <br />Items a) through d): No Impact. Project activity primarily occurs in the Lagoon. Project activity in <br />urban areas is consistent with ambient noise from adjacent roads and other typical urban <br />activities. Application equipment includes the use of one or two pick-up trucks, and <br />occasionally a small generator and an outboard boat motor. The incidental noise and <br />6.3.A. - Page 55