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c C r r r r r r r <br /> \ <br /> TABLE 2 <br /> SUMMARY OF ANALYTICAL RESULTS-GROUNDWATER <br /> FAYETTE MANUFACTURING SITE <br /> TRACY,CA <br /> (Page 4 of 4) <br /> POTENTIAL CONTAMINANTS OTHER GEOCHEMICAL PARAMETERS <br /> Sample Date TPI-Ig B T E X TBA DIPE ETBE TAME EDB 1,2-DCA MTBE DO CO2 bFl N S TA Eh <br /> ID u /L u /L u IL u 1L u /L u /L u /L I u /L u /L u /L Ug/1L u /L m /L m /L m /L mglL m IL m /L mV <br /> GP1-W15 04/05/04 12,000 64 10 460 1,1001 200 <20 <20 <20 <20 <20 <20 -- - -- -- -- -- - <br /> GP2-W16 04/05/04 38,000 98 490 2,500 6,700 <400 <40 <40 <40 <40 <40 <40 -- -- -- -- -- - <br /> GP3-W16 04/05/04 <50 <0.5 <0.5 <0.5 <1.0 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <2.0 -- -- -- -- -- -- -- <br /> -- -- -- -- -- -- -- <br /> CPT1-W19 04/08/04 62 0.9 <0.5 1.5 3.6 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <2.0 -- - -- -- -- -- -- <br /> CPT1-W52 04/08/04 <50 <0.5 <0.5 <0.5 <1.0 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <2.0 -- -- -- -- -- — -- <br /> Notes: <br /> mg/L denotes milligrams per liter or parts per million ETBE denotes ethyl tertiary butyl ether(EPA Method 8260 or 826013) <br /> ug/L denotes micrograms per liter or parts per billion TAME denotes tertiary amylmethyl ether(EPA Method 8260 or 82606) <br /> <denotes not detected at or above Stated Method Detection Limit EDB denotes tertiary amylmethyl ether(EPA Method 82608) <br /> —denotes not analyzed 1,2-DCA denotes methyl tertiary butyl ether(EPA Method 82606) <br /> *denotes that MTBE has been confirmed by Method 8260 MTBE denotes methyl tertiary butyl ether(EPA Method 8020,8260,or 82608) <br /> **denotes MTBE detected by EPA Method 8020 only DO denotes dissolved oxygen <br /> TPHg denotes total petroleum hydrocarbons as gasoline(EPA Method 3550/8015) CO2 denotes Carbon Dioxide <br /> B denotes benzene(EPA Method 8020 or 8021 B) DFI denotes dissolved ferrous iron <br /> T denotes toluene(EPA Method 8020 or 8021 B) N denotes nitrate <br /> E denotes ethylbenzene(EPA Method 8020 or 8021 B) S denotes sulfate <br /> X denotes total xylenes(EPA Method 8020 or 8021 B) TA denotes total alkalinity <br /> TBA denotes tertiary butanol(EPA Method 8260 or 826013) Eh denotes redox potential in millivolts(mV),field measured <br /> DIPE denotes di-isopropyl ether(EPA Method 8260 or 82606) (field measurement during well purging process) <br /> W:\17861\TABLE218/10/20041 <br />