Laserfiche WebLink
i <br /> Date November 4, 2005 <br /> • TEICHERT (STOCKTON) QUARTERLY GROUNDWATER MONITORING REPORT <br /> Facility Address 103 North E Street, Stockton, California <br /> Consulting Co/Contact Person Stratus Environmental, Inc 1 Jay Johnson, P G <br /> Consultant Project No 2001-0103-01 <br /> Primary Agency/Regulatory ID No Harlin Knoll, San Joaquin County Public Health Services 1 1555 <br /> WORK PERFORMED THIS QUARTER (Third 2005) <br /> 1 Stratus monitored groundwater elevations and collected groundwater samples from wells MW-13, <br /> MW-14, and AS-1 on September 20, 2005 Wells MW-1 and VW were dry <br /> 2 Stratus compiled and evaluated groundwater monitoring data <br /> 3 Stratus visited the site three times during the quarter to monitor operation of the bioventmg system <br /> 4 Stratus prepared and submitted a Site Investigation Work Plan (dated September 29, 2005) to <br /> further characterize the vertical and lateral extent of dissolved 1,2-DCA impact <br /> WORK PROPOSED FOR NEXT QUARTER(Fourth 2005) <br /> 1 The next sampling event is tentatively scheduled for December 2005 Groundwater samples will be <br /> collected for laboratory analysis from wells MW-1, MW-13, MW-14, VW, and AS-1 <br /> . 2 Groundwater samples will be analyzed at a state-certified analytical laboratory for total petroleum <br /> hydrocarbons as gasoline (TPHG) by EPA Method SW8015BIDHS LUFT Manual, and for benzene, <br /> toluene, ethylbenzene, total xylenes (BTEX), methyl tertiary butyl ether (MTBE), tertiary amyl methyl <br /> ether(TAME), ethyl tertiary butyl ether(ETBE), di-isopropyl ether(DIPE), tertiary butyl alcohol (TBA), <br /> 1,2-dichloroethane (1,2-DCA), and 1,2-dibromoethane (EDB) by EPA Method SW8260B <br /> 3 Stratus will visit the site monthly to optimize system performance and perform maintenance as <br /> warranted <br /> 4 Upon approval of the Work Plan by SJCEHD, Stratus will implement the proposed scope of work <br /> Current Phase of Project Monitoring/Remediation <br /> Frequency of Groundwater Sampling All Wells=Quarterly <br /> Frequency of Groundwater Monitoring Quarterly <br /> Groundwater Sampling Date September 20, 2005 <br /> Is Free Product(FP) Present on Site No <br /> FP Recovered This Quarter NA <br /> Cumulative FP Recovered to Date NA <br /> Approximate Depth to Groundwater 51 96 to 54 45 feet below top of well casing <br /> Groundwater Flow Direction NA <br /> Groundwater Gradient NA <br /> K1TeicherMtockton-I031Quanerly120051Teichert_3Q05 DOC STRATUS <br />