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w <br /> TA',\f-e VW-! rws <br /> Phone: (209) 524-3197 <br /> (209) 838-7347 <br /> MUNI; & PERKINS <br /> A Division of George Reed, Inc. <br /> P.O. Boa 4760 FEECIEv �C ED <br /> Modesto, California 95352 lT] �t <br /> u JUN 12 2009 <br /> 10 June 2008 s <br /> ENVIRONMENT HEALTH <br /> PERMIT/SERVICES <br /> Mr. Timothy O'Brien <br /> California Regional Water Quality Control Board <br /> Central Valley Region <br /> 11020 Sun Center Drive #200 <br /> Rancho Cordova, CA 95670-6114 CERTIFIED MAIL 7007 2680 0000 5796 7437 <br /> RE: CRWQCB SECOND NOTICE OF INCOMPLETE REPORT OF WASTEDISCHARGE LETTER DATED <br /> 19 NOVEMBER 2007 a S°--Z q,=2 y�J L3 <br /> MUNN& PERKINS AGGREGATE FACILITY, ESCALON, SAN JOAACOUNTY <br /> ADDITIONAL INFORMATION— WELL CONSTRUCTION DETAILS <br /> Dear Mr. O'Brien, <br /> The following information is provided as a follow up to our correspondence of 31 January 2008. <br /> At that time, we were arranging to have the three on-site wells further investigated to obtain <br /> additional construction and operative details. This task took longer than initially anticipated, due <br /> to scheduling and operational conflicts beyond our control. Following is the information requested <br /> in item number seven of your correspondence dated 19 November 2007: <br /> Location Wash Plant Hot Plant Hot Plant <br /> (SW Area) (SW Area) (NW Area) <br /> Approximate Age 30—40 Years 30—40 Years 40 + Years <br /> Cable Too! ! Cable Too! ! Cable Too! <br /> Construction Method Percussion Drilling Percussion Drilling Percussion Drilling <br /> Mild Steel- Mild Steel- Mild Steel- <br /> Well Materials .375" - .400" thickness .375" - .400" thickness .375" - .400" thickness <br /> a roximate (approximate) (approximate) <br /> Total Depth 103' 105.5' 108' <br /> Cased? Yes Yes Yes <br /> Perforated? No No No <br /> Sanitary Seal? No No No <br /> Pump Size 30 HP 40HP 50HP <br /> Discharge Rate 1,000 GPM 680 GPM 1,100 GPM <br />