ARCHIVED REPORTS XR0007015 - Laserfiche WebLink

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_ f ff ?Q Working To Restore Nature 1710 Main Street Escalon, CA 95320 Phone (209) 838-3507 FAX (209) 838-3509 July 7, 1994 Mr Michael Infurna San Joaquin County Public Health Services Environmental Health Division P O Box 2009 Stockton, California 95201 Subject Second Quarter 1994 Groundwater Monitoring Report Kang Island Resort, Site Code 1557 11530 W Eight Mile Road, Stockton, California Dear Mr Infurna This letter report is submitted to present results of second quarter 1994 monitoring and sampling activities at 11530 West Eight Mile Road, Stockton, California (Figure 1) GROUNDWATER MONITORING Groundwater monitoring and sampling were conducted by RESNA personnel on June 1, 1994 Water level measurements were collected from each monitoring well prior to purging and sampling Water levels dropped an average of 0 66 feet since March 1994 (Table 1) A groundwater gradient map was created using the data collected on June 1, 1994 (Figure 2) Groundwater flow was to the northeast away from the slough, with a gradient of 0 065 feet/foot Subsequent to monitoring fluid levels, wells MW 1, MW4, MW5, and MW6 were purged by extracting between three and five well casing volumes of water Groundwater parameters (temperature, conductivity, and pH) were monitored and allowed to stabilize prior to sampling Samples were collected using dedicated, disposable bailers with bottom emptying devices to reduce volatilization The samples were transported to and analyzed by state-certified Argon Mobile Labs in Ceres, California All purged groundwater was contained in DOT approved 55 gallon drums and remains on site Groundwater monitoring data and well purge logs are included in Attachment 1 1500751QUAR'rLY12QR-1994 FNL