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California regional Water Quality'Control Board <br /> Central Valley Region <br /> Robert Schneider,Chair <br /> Winston H. llickox Gray Davis <br /> Scrremiyjor Sacramento Main Office Govrrnor <br /> Environmental Internet Address: http:/iv .swrcb.ca.gov/—mgcb5 <br /> Protection 3443 Routier Road,Suite A,Sacramento,California 95827-3003 <br /> Phone(916)255-3000•FAX(916)255-3015 <br /> ORDER NO. <br /> ATTACHMENT C <br /> ITEMS TO BE INCLUDED IN A MONITORING WELL INSTALLATION WORKPLAN AND <br /> A MONITORING WELL INSTALLATION REPORT OF RESULTS <br /> Prior to installation of groundwater monitoring wells,the Discharger shall submit a workplan containing <br /> the minimum listed information. Wells may be installed after staff approve the workplan. Upon <br /> installation of the monitoring wells, the Discharger shall submit a report of results, as described below. <br /> All workplans and reports must be signed by a registered geologist, certified engineering geologist, or <br /> civil engineer registered or certified by the State of California. <br /> Monitoring Well Installation Workplan <br /> A. General Information: <br /> Monitoring well locations and rationale <br /> Survey details <br /> Equipmgnt decontamination procedures <br /> Health and safety plan <br /> Topographic map showing any existing monitoring wells,proposed wells, waste handling <br /> facilities, utilities, and other major physical and man-made features. <br /> B. Drilling Details: describe drilling and logging methods <br /> C. Monitoring Well Design: <br /> Casing diameter <br /> Borehole diameter <br /> Depth of surface seal <br /> Well construction materials <br /> Diagram of well construction <br /> Type of well cap <br /> Size of perforations and rationale <br /> Grain size of sand pack and rationale <br /> Thickness and position of bentonite seal and sand pack <br /> Depth of well, length and position of perforated interval <br /> D. Well Development: <br /> Method of development to be used <br /> Method of determining when development is complete <br /> Method of development water disposal <br /> California Environmental Protection Agency <br /> 07 Recycled Paper <br /> The energy challenge facing California is real. Every Californian needs to take immediate action to reduce energy consumption. <br /> For a list of simple ways you can reduce demand and cut your energy costs,see our Web-site at http://u .swrcb.ca.gov/mgcb5 <br />