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C:KLDER <br /> PoWfe.Night SOWtiom <br /> The following table describes the surface water monitoring locations. <br /> Sample <br /> Location Sample Location <br /> N o. <br /> Farthest upstream sample location on Potter Creek (approx. 200 feet <br /> S-1A u stream of S1) <br /> I Discharge of the drainage that cuts across Norman's Nursery property <br /> S-1 from the south to the north and enters Potter Creek after the new Basin A <br /> near the northeastern portion of the nurser property <br /> D-2 Dischar a from Basin A <br /> S 2 Potter Creek monitoring location approximately 750 feet upstream of the <br /> discharge from Basin B <br /> LDuarte <br /> Discharge from Basin B <br /> Potter Creek under the east side of the Escalon Bellota Road Bridge <br /> Runoff entering Norman's property from the south <br /> The gate valves for the discharge from Basin B were reportedly in the following <br /> positions throughout the fourth quarter of 2011. <br /> Date Basin B Gate Valve Position <br /> October 1 to December 31, 2011 1 Closed <br /> 1 5.2.2 Chemical Analysis of Surface Water <br /> During the fourth quarter of 2011, the surface water monitoring locations were <br /> monitored in accordance with the MRP. <br /> The Duarte property is located south of Norman's Nursery and is an active vineyard. <br /> Runoff water from the Duarte property was collected during three monitoring events in <br /> 1 the fourth quarter. <br /> I The concentrations of nitrate as N and ammonia as N did not exceed the associated <br /> MCLS in any of the surface water samples collected during the quarter. The <br /> concentrations of nitrate as N exceeded the MCL of 10 mg/I in each of the samples <br /> collected from the dewatering discharge during the fourth quarter. The Water Quality <br /> Goals for Ammonia as N, including the Suggested No Adverse Response Level of 30 <br /> 117226.E021STO12R0693 Page 26 of 42 September 11, 2012 <br /> Copyright 2012 Kleinfelder <br />