de maximis TUTU WELL FIELDS PROJECT PROGRESS REPORT MAY 1994 WORK COMPLETED DURING PREVIOUS MONTH • Completion of the following Phase II drilling activities: Installation of Monitoring Wells MW-20, MW-20D, and MW-24. Completion of well development, including Monitoring Wells MW-13D, MW-22D, MW-20, MW-20D, and MW-24. Repair of 4-inch polyvinyl chloride (PVC) cistern pipe near Monitoring Well MW-24. • Water-level measurements taken of supply wells and monitoring wells during the week of May 9, 1994. • Ground water sampling of supply wells and monitoring wells commenced during the week of May 18, 1994. • Laboratory coordination including bottle ordering, shipments, and letters to U.S. Environmental Protection Agency (USEPA) regarding sampling procedures. • Site access Revisions. • Pumpage impact monitoring of Eglin III supply well. The following work was performed: Installation of water meter at Eglin III. Procurement of materials and equipment. Water-level measurements in observation wells. Trucked water provided to well owner during pumping test. • Surveying of newly installed monitoring wells. TUT OO6 1C) 4 8 *64692* 64692 de maximis TuTu Progress Report June 10, 1994 Page 2 WORK TO BE COMPLETED DURING NEXT MONTH • Completion of monitoring well sampling (expected to finish June 17). • Begin preparation of the Draft Rl report including: Soil quality data validation. Pumping impact data analysis. Preparation of geologic and well construction logs for new monitoring wells. Base map revisions based on surveying. Preparation of groundwater contour maps. TUT OO6 1049 o