Laserfiche WebLink
' Table 1 <br /> Groundwater Elevations and Sample Analytical Results <br /> Former E-Z Serve Location No 100878 <br /> 1012 West Yosemite Avenue,Manteca,California <br /> • Well Sampling TOC DTW GWEi PSH TPHg B T E X MTBE <br /> No Date (feet) (feet) (feet) (feet) ( g/L) ( ) (µg/L) ) ( ) <br /> MW-8 6120197 3125 1374 1751 000 <50 <0 5 <0 5 <0 5 <0 5 < <br /> (Cont) 11/21/97 3125 1498 1627 000 - -- -- -- -- -- <br /> 12/10/98 3125 1181 1944 000 <50 <0 5 <0 5 <0 5 <0 5 <5 0 <br /> 2/51012 3125 1345 1780 000 <50 <0 5 <0 5 <0 5 <0 5 <0 5 <br /> 5/24/01 3125 1415 1710 000 -- -- -- -- -- -- <br /> 11/8/01 31 25 1636 1489 000 <50 <0 30 <0 30 <0 30 <0 60 <1 0* <br /> 1/31/023 31 25 13 81 1744 000 <500 <0 5 <0 5 <0 5 <0 5 <1 <br /> 512102 3125 1420 1705 000 <500 <0 50 <0 50 <0 50 <1 5 <1 0 <br /> 8123102 31 25 18 16 1309 000 <50 <0 50 <0 50 <0 50 <1 5 <1 0 <br /> ' Notes Latest analytical results above their respective Practical Quantitation Limits are in boldface font No Known <br /> groundwater monitoring or sampling was conducted between December 10,1998 and February 5,2001 <br /> TOC =Top of casing referenced to USGS Benchmark HSo208[elevation=38 20 feet above mean sea level] <br /> ' DTW =Depth to water measured from the top of casing <br /> GWE =Groundwater elevation as referenced to benchmark in feet above mean sea level <br /> PSH =Phase Separate Hydrocarbons thickness <br /> TPHg =Total Petroleum Hydrocarbons as gasoline(EPA Method 8015) <br /> B =Benzene(EPA Method 8020 or 802 1) <br /> T =Toluene(EPA Method 8020 or 802 1) <br /> E =Ethylbenzene(EPA Method 8020 or 802 1) <br /> X =Total Xylenes(EPA Method 8020 or 802 1) <br /> MTBE =Methyl-tert Butyl Ether(EPA Method 8020,8021,or 8260) <br /> pg/l- =Micrograms per liter(-parts per billion) <br /> < =Sample reported as not detected in previous tables,reporting limit not known <br /> N=No-purge sample collected <br /> i =If PSH present,corrected GWE=TOC-Measured DTW+Corrected PSH <br /> r• Thickness(PSH Thickness x gas density[0 75]) <br /> =All analysis by EPA Method 8260 <br /> 3 =All analysis by EPA Method 8260 on January 31,2002 and thereafter <br /> - -MTBE analysis by EPA Method 8260E <br /> =Not measured,sampled,or analyzed <br /> , I <br /> r <br /> I I <br /> I I I I I ! I <br /> , I I III <br /> I ,!I <br />