Laserfiche WebLink
1 <br />' QUARTERLY GROUND WATER MONITORING REPORT <br /> 6131 Pacific Avenue Stockton California <br /> Page 4 <br /> TABLE 2 (continued) <br />' b. ) Lead and Coliform Constituents <br />' Total Total Fecal <br /> Well Sample Lead Coliform Coliform <br /> No. Date ug/L (ppb) MPN/100ml MPN/100m1 <br />' MW-1 7/23/90 NA 5 <2 <br /> 10/09/90 5 13 <2 <br /> 1/10/90 NA 16 Neg. ** <br />' MW-2 7/23/90 NA 33 <2 <br /> 10/09/90 BDL 21 <2 <br /> 1/10/90 NA <2 . 2 Neg. ** <br />' MW-3 7/23/90 NA 540 33 <br /> 10/09/90 BDL >/= 2400 920 <br />' 1/10/90 NA 16 Pos. ** <br /> NOTES: MPN/100ml = Most Probable Number of bacteria per one <br /> hundred milliliters (MPN) . <br /> BDL Not present at or above detection limits. <br /> * - Trace of free product observed. <br /> ** = Fecal analysis result by Colilert method <br /> does not yield a MPN/100ml <br /> NA Not analyzed. <br /> >/= - Greater than or equal to. <br /> Results submitted in Petroleum hydrocarbons volatile (PHV) are <br /> comparable to total petroleum hydrocarbons (TPH) . <br />' 3. 0 QUARTERLY MONITORING RESULTS <br />' Presented below is a summary of the results of Aegis' ongoing <br /> ground water elevation monitoring and ground water sample <br /> analytical testing. <br /> 3. 1 Ground Water Elevations <br /> Observed ground water elevations ranged from 42 . 97 to 44 .70 feet as <br /> referenced from a temporary bench mark with an assumed elevation of <br /> 100 feet above mean sea level. The ground water surface was <br /> observed to range from approximately 55 to 57k feet below existing <br /> grade. Based on the ground water elevation contouring of the water <br /> level measurements, the hydraulic flow direction has continued in <br /> 90.020A RPT <br /> 90-020 OMR <br />