ARCHIVED REPORTS_XR0008296 - Laserfiche WebLink

Home Browse Search

i Ground Water Monitoring and Remediation Report • LODI THEATER ' 107 North School Street, Lodi, California I1.0. INTRODUCTION At the request of Mr Edward Barkett of the Lodi City Center 12,LLC Advanced GeoEnvironmental, Inc (AGE)has prepared this groundwater monitoring and remediation update report for the property located at 107 North School Street, Lodi, California IBackground information and previous site investigation activities were described in Corrective Action Plan,dated 10 June 1999,prepared by AGE The site and the surrounding area are illustrated in Figure 1 Structures,well and boring locations are illustrated on Figure 2 Historical ground water data is presented in Tables 2 and 3 IThe following is a chronology of the site remediation and field activities covered by this report • June 2002 - Sampling of the ground water monitoring wells iMarch through June 2002 - monitoring and of carbon-based vapor extraction system '• 2.0. PROCEDURES ' All field work was performed in accordance with Central Valley Regional Water Quality Control Board(CVRWQCB)guidelines for investigation of underground storage tank(UST) sites Ground water sampling was conducted in accordance with guideline for monitoring well sampling issued by ' the San Joaquin County Environmental Health Department (EHD) Field procedures for ground water monitoring and sampling, and soil vapor extraction monitoring ' are described below ' 21 WELL MONITORING AND EVACUATION ' Ground water sampling of monitoring wells MW-2, MW-4 through MW-8 was conducted on 24 June 2002 A Solinst water level meter was used to measure the depth to ground water in the seven wells relative to the tops of the well casings The ground water elevations and gradient were ' determined from these data (Table 1) After recording water level measurements, a dedicated disposable bailer was used to purge each I monitoring well of standing water Approximately S to 7 gallons of water(a minimum of 3 casing- well water volumes)were removed from each well Ground water temperature,pH and conductivity were measured at regular intervals during purging using an Oakton water analyzer Field sheets and Advanced CeoEnvironmental,Inc I