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1 a
<br /> L 20 March 2001
<br /> AGE NC Pro}ectrNo 96-0235,
<br /> page 3 of 5 T yvithln the screened M
<br /> " e dee r water data set Ground water was
<br /> the, Pe _7 M�7�T_8A, -10, MW-11A, MW-12A,, -
<br /> 13B comprising MW tel 12 44 feet
<br /> 12B and MW` 5 MW-6A, MSN ' water was appro� y'
<br /> intervals for wells MWA4 MN- ' 3 and EW-2 are
<br /> 1, comprising the shallow water 3 d,respectively
<br /> and EW , ©undwater elevations
<br /> screened ound,watex Figure 3 illustrates the gY
<br /> and 1139 feet above the llow and deep Sx m was inferred to be toward the southwest. ta
<br /> screenedbetweei the shallow ection based up
<br /> d water elevations,
<br /> based on the two datasets n d chin the lo-We"interval the north to northeast
<br /> using data from wells scree from t
<br /> from the shallow wells indicate a radial flow varyl
<br /> 'RESU rS OF WATER SALES r"
<br /> 3 2 ANAi_,YTICAL 3,MW-8A,N1W-14, MW_
<br /> "2" � Per ltter (µ�)
<br /> les collected from Whi h as 63,004 rriicrogralns 3A?MW-13B
<br /> TPH-g was detected;n the samP2 at concentrations as high,
<br /> MW-12B,lr fW-
<br /> ples
<br /> 11 B, MW-128, ,W--1 and EW-- 9, MW-10,
<br /> tected in MW- MW 0 /1 BTEC compounds were detected m oluene),
<br /> TPH-d was de as 18,00 µg 304 µg/1 {benzene), 14,044 µ9 t
<br /> , and EW-1 at concentrations as high iii h as 2, ^
<br /> from 19 of the 20 welts at concentrations 1 nes)
<br /> 2,300 µg/l (ethyl benzene) and 11,000 4911 (XY 11B, MW.-12B,
<br /> g, MW-10) MW- 1 TBA was
<br /> r MTBE,was detected m the water same
<br /> les collected from MW 5 5 µgfl to 200 µg/
<br /> -13B and FW-1 at concentrations rang g /l Ethanol was detected at s
<br /> MW-13A, MW 11B ata concentration of 6 8 µg _
<br /> samples from M�- MW-128 1,2-OCA was detected m`Fater samP3B AY
<br /> detected In waterles from -11B, MW-12S,,MW`
<br /> ll lnwater camp 6B, MW_�7, MW--8A, MW-
<br /> concentration of 170'µmW-5,
<br /> g�W 5, W-6A, MW_ 1 Analytical results,of water samples
<br /> from MW-13 in from 1 2 µgll to 28 µ d 3 analytical results from
<br /> quarter of 2000 are surrimarized on Table 2 y
<br /> and EW-2 at concentrations ranging, ores 4 and 5 illustrate the ground
<br /> collected during the fourth q ized on Tables 4,and 5 Ftg The laboratory report(MAl
<br /> events are sunimar ound water Intervals QA/QC
<br /> report are
<br /> pxeviaiis monitoring lumen in upper and 10 gr and the faboratdry Q
<br /> water cont anon p of-custody forms
<br /> Sample Nos 56287 through 56346) cij,luded in Appendix$
<br /> AND CONCLUSIONS _
<br /> i
<br /> 4.0. SUMMARY - 3 area, AGE finds
<br /> I ,
<br /> Based on the data collected from the former UST No s to have been toward the
<br /> Basvariably
<br /> ears to have been flowing
<br /> d v'vater flow -within the lower,i�ci,ei,j�erv�PP aPpe
<br /> • Grotto ,
<br /> southwest, ground water flow in t e'u'P wells
<br /> EW-2'
<br /> toward the north to northeast
<br /> t i ground
<br /> The
<br /> were detecte in
<br /> hydrocarbons m gr
<br /> • The greatest concentrations of by` Advanced C,e0Rnv1r0-F1 je1tai,Inc
<br /> ,
<br /> 5 j
<br />
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