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•TAB 2 ANALYTICAL RESULTS GROUNDWATER SHELL SERVICE STATION (WIC No 204-7524-2408) 4445 PERMING AVENUE, STOCKTON, CALIFORNIA Monitoring Date Total Aromatic Volatile Organics EBB Total Lead Organic Coliform Well Petroleum (ppb) (ppm) Lead TotaUFecal Hydrocarbons (ppm) (MPN/100 ml) Gasoline Benzene Toluene Ethyl- Total (ppm) (ppm) (ppm) benzene Xylenes (ppm) (ppm) MW-3 07/23/90 < < < < < <<001 - -- 10109/90 < < < < < <<001 --- «1 0 0I/09/91 < < < < < <<0 01 - 51 04/09/91 < < < < < «0 01 «1 0 -- --- 07117/91 015 < < < < <<001 < 10/08/91 < < < < < "001 0 008 --- --- 01/21/92 < < < < < "001 0 012 --- --- --- 04/21/92 < < < < < «0 02 --- --- --- 07/13/92 < < < < < - --- --- 10/08/92 < < < < < --- 01/11/93 OBS OBS OBS OBS OSS OBS OBS OBS OBS OBS 04/28/93 0 160 < < < 000063 --- --- --- 08/26/93 0 072 00033 000095 00029 00063 --- --- --- 10/01/93 < < < < < --- --- --- --- 11/22/93 < < < < < --- 02/15/94 < < < < < 05110/94 < < < < < 08/16/94 < < < < < --- --- --- --- 11/10/94 < < < < < --- 03/16/95" < < < < < --- --- -- MW-3D 04/28/93 0160 < < < < --- ___ ._. ("DUP") 08126/93 0 074 00032 000076 00029 00062 --- --- - NOTES EDB Ethylem dibromrde c - Below Praebcal Quantitation Reporting Limits per'rn Regronel Board Staff Recommendaboru Far Preliminary Evalusttw and Investigation of Underground Tank Sites'(A%wt l0 1990)(PQL for BTEX-0 0005 ppm TPH as guoline and diesel-0 05 ppm) MPNAO0 ml — Most probable mimber per 100 milhhtere of rample -- - Not analyzed OSS - Obrtmcied << - Leu than indicated detection hmitlmpn as radiated on laboratory analytical report O - Dophate sample — Sample hold time(14 days)had"pued by two days PPM - Partes per million Ppb - PW per billion Fugro 9347 9015/1duch 1995