ARCHIVED REPORTS XR0008122 - Laserfiche WebLink

Home Browse Search

I ' FORMER REGAL STATION 604, 1448 N EL DORADO STREET, STOCKTON, CALIFORNIA . I TABLE I TANK EXCAVATION, PRODUCT TRENCHES, AND SOIL BORING SOIL SAMPLES j DEPTH EPA METHODS 8015 MODIFIED AND 8020 WITH 5030 EXTRACTION LOCATION SAMPLE DATE SAMPLED TOTAL PETROLEUM HYDROCARBONS BTEX DOHS DOHS ID# SAMPLED IN FEET GASOLINE KEROSINE DIESEL OILS BENZENE TOLUENE ETHY XYLENES AB 1803 BELOW RANGE RANGE RANGE RANGE BENZENE EDB TEL SURFACE IM PPM IN PPM IN PPM IN PPM IN PPM IN PPM IN PPM IN PPM IN PPM IN PPM TANK EKCAVATION TP1 A 09/29/89 15 100 TOTAL 36 30 2 1 77 <3 0 <5 0 TP1 B 17 1300 TOTAL 540 510 42 890 <3 0 <5 0 TP2 A 17 100 TOTAL 30 24 18 58 <3 0 <5 0 TP2 B 18 1500 TOTAL 610 580 44 1000 <3 0 <5 0 TP3 A 18 55 TOTAL 21 17 1 1 39 <3 0 <5 0 TP3 B 17 4500 TOTAL 2300 2000 180 3400 <3 0 <5 0 TP4 A 17 2600 TOTAL 1150 1000 89 1800 <3 0 <5 0 TP4 B 16 100 TOTAL 41 37 2 4 78 <3 0 <5 0 TP5 A 15 5 <10 TOTAL <0 005 <0 01 <0 01 <0 02 <3 0 <5 0 TP5 B 16 1200 TOTAL 580 550 48 990 <3 0 <5 0 OVEREXCAVATED TO 25 26 FOOT DEPTH AND RESAMPLED LEAD OVER EX 1 06/26/90 25 <10 <10 <10 <10 <0 005 <0 005 <0 005 <0 015 <10 1 EXCAVATION EX 2 25 <10 <10 <10 <10 <0 005 0 05 <0 005 0 14 <10 <1 0 OF TANK EX 3 25 <10 <10 c10 <10 <0 005 <0 005 <0 005 <0 015 QO 1 AREA EX 4 25 <10 <10 <10 <10 <0 005 <0 005 <0 005 <0 015 <10 1 EX 5 26 <10 <10 <10 <10 <0 005 0 01 0 085 0 085 <10 I EX A 26 <10 <10 <10 <10 <0 005 <0 005 <0 005 0 05 NR NR • EX B 26 <10 <10 <10 <10 <0 005 <0 005 <0 005 0 22 NR NR BACKFILLED EXCAVATION WITH 1/4" PEA GRAVEL TO THE 12 FOOT DEPTH AND INSTALLED VAPOR EXTRACTION WELL VAPOR EXTRAC EX 30 10/09/90 30 2 <1 <1 <1 <0 005 <0 005 <0 005 <0 015 NR NR WELL WITHIN EX 37 37 2 <1 <1 <1 <0 005 <0 005 <0 005 <0 015 NR NR 5' OF EX 5 PRODUCT PL 1 10/05/89 4 2500 AS GASOLINE 900 750 60 1300 NR NR LINE PL 2 3 5 1000 AS GASOLINE 350 260 21 750 NR NR TRENCHES PL 3 3 5 <10 AS GASOLINE <0 005 <0 01 <0 01 <0 02 NR NR PL 4 4 1700 AS GASOLINE 650 530 44 1100 NR NR PL 5 5 <10 AS GASOLINE <0 005 <0 01 <0 01 <0 02 NR NR i DEMOLISH AND OVEREXCAVATED PUMP ISLANDS TO 13 FOOT DEPTH AND SAMPLED OVEREXCAVATE PL1(EXC1A) 08/22/90 13 <10 <10 <10 <10 <0 D05 <0 005 <0 005 <0 015 NR NR PUMP ISLANDS PLl(EXC1B) 13 1560 <10 <10 <10 1 31 13 110 NR NR PL2(EXC2A) 13 <10 10 <10 <10 <0 005 <0 005 <0 005 <0 015 NR NR PL2(EXC2B) 13 <10 <10 <10 <10 <0 005 0 01 0 04 <0 015 NR NR OVEREXCAVATE EASTERN AND WESTERN PUMP ISLANDS TO 20 FOOT DEPTH PLI(EX1 PB)09/06/90 20 660 <10 <10 <10 <0 005 0 78 0 57 5 9 NR NR PL4(EX3 PA) 20 8000 <10 75 <10 15 120 60 260 NR NR OVEREXCAVATED EASTERN AND WESTERN PUMP ISLANDS TO 25 FOOT DEPTH BACKFILLED EXCAVATIONS WITH 1/4" PEA AND INSTALLED VAPOR RECOVERY WELLS P1 AND P3 VAPOR P1 30 10/08/90 30 2 <1 <1 <1 0 62 0 26 <0 005 0 02 NR NR EXTRACTION P1 40 40 2 <1 <1 <1 0 57 0 13 <0 005 <0 015 NR NR WELLS . P3 25 10/08/90 25 12 <1 <1 <1 0 31 0 41 0 03 0 25 NR NR P3 30 30 2 <1 <1 <1 <0 005 0 006 1 5 0 03 NR NR P3 40 40 2 <1 <1 <1 <0 005 <0 OD5 <0 005 <0 015 NR NR 12_