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© LUH©©RFF & 5GALMANINI GROUNDWATER RESOURCES <br /> G C.7 N S V LTi N G E NGINEERS HYDROLu.GY 1]EVEL0PMFN-• MANAGEHENT <br /> July i. 2011 <br /> Files 06-1-064 & 09-1-09> <br /> Mr. Rodney Estrada, t,ead Senior RFHS Ms. Kerry Sullivan, Director <br /> San Joaquin County San Joaquin COunty <br /> Environmental f lealth Department Community Development Department <br /> 600 East Main Street 1810 East Hazelton Avenue <br /> Stockton. CA 95202 Stockton, CA 95205 <br /> SUBJECT: 2010 ANNUAL GROUNDWATER MONITORING REPORT <br /> TEICHERT AGGREGATES AND GRANITE CONSTRUCTION CO. <br /> QUARRY EXCAVATION OPERATIONS, VERNALIS AREA, SAN JOAQUIN COUNTY, CA <br /> Dear Ms. SUllivan. Dear Mr. Estrada: <br /> On behalf of Teichert Aggregates and Granite Construction Co., I,ulldorf'f and Scalmanirti_C011sulrinL1 t:n�lineers <br /> (I.SCF) suhrnit tele enclosed report entitled "2010 A1111LIal GrOUndwater Monitoring Report —Teicliert Aggregates and <br /> Granite C0111411cti0n CO. QUarry Fxcavation Operations, Vernalis Area, San Joaquin County, CA". <br /> This GC[)UndWate1• Monitoring Report was prepared to satisfy both Teichert's (QX-91-ti) and Granite's (QX-94-1 y <br /> permit re.clUirenlents related to (Troundwaler monitoring and reporting activities, and also Granite's approved <br /> f?rOtlnd%%ater monitoring. plan ("G1'OLIndwater Monitoring Plan for Granite's Vernalis Plant, San Joaquin C01.111ty, CA", <br /> LSCI', Fehruary 9, 2009). 1 he enclosed report is the second combined anmlal gr0u1dwa1er 11u11itOrinF4 report prepXrred <br /> for both Teichert's and Granite's quarry c`;cavation operations in the Vernalis arca. <br /> The monitoring data record documents very stable gr0u11d%Vater quality conditions and shows rio indication that minim, <br /> 0pe1-ati011s have changed groundwater quality to date. <br /> Sincercly. <br /> I_t1HDORFF AND SCAT MAN1Nl, <br /> C'C1NSt_iL'�l'�I�NG E -'1NEE::RS <br /> Till Am, rmat i,Z61ade <br /> Hydrogel I0 ,rstcc: Mr. Micr. Patel Mercurio, and Mr. .ferry Hansen Teichert Aggregates <br /> Mr. Aarand Mr. Jordan Main -Granite Construction Co.Mr. & ilkner <br /> Mr. & Mrs. Greg Smith <br /> Mrs. Koster <br /> SOU PIRST STREET • WOODLAND, CA 95695-4026 , 530.661.0109 - FAX 530-661 .61306 <br />