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CLAYTON ENVIRONMENTAL CONSULTANTS, INC. <br /> WATER SAMPLING FIELD SURVEY FORM <br /> Job No- 32649 00 Site. Orchard Supply Hardware-Tracy Date- 1115/91 <br /> µ Well No: MW-2 Sampling Team: Richard Silva <br /> Sampling Method: Electric submersible pump for purging; disposable bailer for sampling <br /> Field Conditions. Clear sloes, cool, windy, —50°F <br /> - Describe Equipment Decontammation Before Sampling This Well. <br /> Wash with concentrated cleaning solution, steam cleaned then rinsed with deionized water <br /> Total Depth Depth to Water <br /> x to Well: 19.84 feet Tune: 1245 Before Purging. 8 84 feet <br /> s � Volume Purge <br /> Height of ?--mgh 4-m-ch Volume Factor To Purge <br /> .m Water <br /> Column 11.00 ° .16 65 = 715 4 = 28.6 <br /> r <br /> Depth Purging From: 18 feet Tune Purging Begins: 1253 <br /> Notes on Initial Discharge. Clear water, no product odor <br /> z <br /> 1255 5 73 2500 20.0°C Brownish, silty water <br /> 1300 10 74 2800 20 0°C No product odor <br /> 1304 15 74 2750 20 0°C Purged dry <br /> 1308 20 74 2800 20 0°C <br /> 1320 25 72 2750 20 0°C <br />