Laserfiche WebLink
'1 <br /> City of Stockton A68109.01B <br /> July 18, 1997 Page E-2 <br /> LEACHING POTENTIAL ANALYSIS WORK SHEET <br /> Project: Fire Station Number Nine Date: 02/07197 <br /> I <br /> Project No.: A68109.01B Client: City of Stockton ' <br /> Location: 550 East Harding Way Depth to Groundwater: 48 feet i <br /> i <br /> Sample No.: SP-1-12 Sample Depth: 12 feet <br /> i <br /> Chemical Analyses Results: TPH-G NA TPH-D: 310 <br /> (milligrams per kilogram) B/T/E/X: <0.005 / <0.005 / <0.005 / <0.005 <br /> S SCORE 10 PTS SC SCORE 9 YTS S SCORE 5 POINTS <br /> Srm C IF O IF C IF CONDITION IS <br /> O CONDITION RE CONDITION O MEF <br /> FEATURE R IS MET IS MET R <br /> E E <br /> Minimum Depth to Groundwater from the >100 51 - 100 23-501 <br /> Soil Sample(feet) = 36 ft 5 <br /> Fractures in subsurface(applies to foothills None Unknown Present <br /> or mountain areas) 10 <br />{ Average Annual Precipitation(inches) <10 9 10-25 26-402 <br /> ' Man-made conduits which increase vertical None Unknown Present <br /> migration of leachate 10 <br /> I <br /> Unique site features: recharge area,coarse None At least one More than one <br /> soil,nearby wells,etc. 10 <br /> COLUMN TOTALS TOTAL PTS + + <br /> 30 9 S 44 <br /> RANGE OF TOTAL POINTS 49 pts or more 41-48 pts 40 pts or less <br /> MAXIMUM ALLOWABLE 1/50/50/50 .3/.3/1/I NA3 <br /> B/T/E/7C LEVELS(PPM) <br /> MAXIMUM Gasoline 1,000 I00 10 <br /> C ALLOW BLE TPH <br /> LEVELS(PPM) Diesel 10,000 1,000 100 <br /> NOTES: <br /> 1 - If depth is greater than 5 ft.and less than 25 ft.,score 0 pts. If depth is less than 5 ft.this table should not be used. <br /> 2 - If precipitation is over 40 inches,score 0 pts. t <br /> 3 - Level for BTEX are not applicable at TPH concentrations of 10 ppm (gasoline)or 100 ppm(diesel). <br /> Table reproduced from State of California Water Resources Control Board LUFT Field Manual. <br /> The analytical results of this soil sample DO NOT exceed the maximum allowable levels + <br /> for benzene, toluene, xylenes, or total petroleum hydrocarbons-diesel range constituents. <br />