Laserfiche WebLink
TO: MR. DAVE CASTLE October 26, 1989 _,%VESTERN GEO-ENGINEERS <br /> PCI ENVIRONMENTAL ENGINEERING 1386 E. Beamer Street <br /> 2076 Alcoma Street Woodland, CA 96695 <br /> Sacramento, CA 95816 sac 12/13; TIN; FTSE; MMM (916) 662-4541 <br /> (916) 972-8155 FAX 972-5529 (PMjectsd) s� 0AI.�q I_` ,j <br /> SWECT: SOIL SAMPLING AT MID CAL TRACTOR y� <br /> 1120 W. Charter Way '_u 195 <br /> Stockton, CA <br /> SAMPLING DATE — 1016!89 <br /> WEST CHARTER WAY <br /> Agency Representatives an Site: Carol Oz. Environmental Specialist <br /> N wrth San Jaapuln County and Ron Hlrshnar. Fire Inspector with the <br /> City of Stockton <br /> NOTES: <br /> 1 - 1.000 gallon poplesll and T-10,000 gallon unleaded gasoline <br /> from <br /> since 1072(Euskl) were <br /> e1876 (unloaded). pettrolleum odors <br /> from either tank excavation. Tanks appeared to be In good condition <br /> BUILDING Excavations (some rust, no visible holes). <br /> Backfill from excavation - predominately wellgfailed, poorly sorted <br /> clayey sand with minor gravel. No odor and 0 ppm PID reatlings an <br /> all backfill plies except the small pile at the norm end of the large <br /> (10K) excavation. This pile had a moderate Most odor with HNU PID <br /> I—_i readings from 5-t5 ppm. <br /> 1 0 1 10K-N <br /> 1K-N Four soil samples were collected (two from each excavation) using a <br /> 1 I I I be khoe. 3ampies were taken from a to 4 feet Into native soil beneath <br /> 1K-S 1 ench end of the tanks. Samples toK-N, 10K-S, and 1K-S consisted <br /> I of SILTSTONE: medium brown, firm-slightly hard, friable, biobky. with <br /> I 1 cammon cleYy no petroleum odor and HNU PID readings of 0pppm. <br /> I {� 1OK-5 Sample iK-N consisted o1 the same SILTSTONE: discolored IO a light- <br /> I__j metlium Gray wltn a motlernts to strong odor and a reading of 120ppm <br /> on the HNU PID. Samples were Immedlately labled, placed on dry <br /> Ice, and chain of custody hand delivered to Eureka Laboratory In <br /> MAP NOT TO SCALE Sacramento, CA. <br /> O SOIL SAMPLE LOCATION <br /> EUREKA LABORATORY INC., RESULTS <br /> SAMPLE SAMPLE ID TEPH(PPM) BENZENE TOLUENE E, BENZENE XYLENE <br /> TYPE (PPB) (PPB) (PPB) (PPB) <br /> Soil 1K-S <10 <1 <1 <1 <1 <br /> Soil 1K-N <10 <1 <1 <1 <1 <br /> Soil 10K-S <0.2 <0.2 <1 41 <1 <br /> Soil 10K-N <0.2 <0.2 41 <1 <1 <br /> Please note that results must be reported to: <br /> TEPH - TOTAL EXTRACTABLE PETROLEUM <br /> HYDROCARBONS Public Health Services <br /> PPM - PARTS PER MILLION San Joaquin County <br /> E. BENZENE - ETHYL BENZENE 1601 East Hazelton Avenue <br /> Stockton, California 95201 <br /> Ill Ms. Latitia Resch <br /> SUBMITTED BY: Jack Napper Dave Marks <br /> Registered Geologist "3037 Geologist <br />