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'OE RS O NEIL O.ANDERSON&ASSOCIATES,INC. <br /> P 'V GEOTECHNICdL VIRONMENTAL•GROUNDWATER•INSPECTIONS•TES •LABORATORY SERVICES <br /> > N SACRAMENTO OFFICE CORPORATE OFFICE <br /> Z 4+ 4221 Northgate Boulevard,Suite 6 22 Houston Lane <br /> d A` CHICO (530)891.6304 Sacramento,California 95834 Lodi,California 95240 <br /> 4S S O Gip STOCKTON (209)472-1091 (916)929-9267 (209)367-3701 <br /> RANCHO CORDOVA (916)631.4455 FAX:(916)929-9269 FAX:(&9)333-8303 <br /> r <br /> C <br /> June 28, 2001 <br /> Our Job No. LG00-312 <br /> Mr. Greg Potts -0 <br /> P.O. Box 1358 = <br /> Manteca, CA 95336 <br /> Subject: Monitoring Well Construction <br /> 2 Acre, South San Joaquin Educational Center <br /> 10623 E. Highway 120, Manteca, CA <br /> Dear Mr. Potts, <br /> We have completed the drilling of a shallow monitoring well named MW-1 at the subject <br /> site. The well was drilled and completed on June 25, 2001. The well was set about center within <br /> the leach field area. Attached is a Department of Water Resources Well (DWR)Completion Form <br /> which explains the details of the well. This form has been sent to DWR for their records. <br /> Essentially, the well is 4 inches in diameter and was competed to a depth of 29 feet. The <br /> screened interval is between 9 feet to 29 feet in depth. Ground water was found at a depth of 16.5 <br /> feet below the top of casing (TOC) on June 28, 2001. TOC is approximately 1 to 2 inches below <br /> the surface grade near the well cover. Enclosed are the two(2)original keys for the lock on the well <br /> cover. Please arrange to have the well tested as previously discussed and send copies of the <br /> analytical results to our office for filing and later evaluation of the monitoring program. <br /> Our professional services were performed,our findings obtained,and our recommendations <br /> proposed in accordance with generally accepted engineering principles and practices. This warranty <br /> is in lieu of all other warranties either expressed or implied. <br /> Very truly yours, ckeD GFO` <br /> NEIL O. ANDERSON&ASSOCIATES, INC. Jap J. WFC O� <br /> oP No. s53 Is- <br /> CERTIFIED CERTIFIED <br /> David J. Welch, M.Sc., Senior Geologist N�HYDROGEOLDGiST \� <br /> CEG-2151, CHG-653 ,9OFCAL�FOQ� <br /> DJW:dw <br /> attachment: DWR Well Completion Report <br /> cc: Mr. Mike Huggins, San Joaquin County PHS-EHD <br />