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TABLE 1: SUMMARY OF COST ESTIMATES FOR SHPGWMD ACTMTIES PART 1 Activity Estimated Time Estimate of Purpose Required, hours Probable Cost 1. Review Well Permit Records 80 $6,000 Confirm accuracy of State Engineer's Office data base. 2. Review available well logs and 100 $8,000 Determine relative depths of four primary aquifers, and associated depth other available information of screened perforation intervals of wells to confirm source. , 3. Evaluate location of wells in 40 $3,000 Current location of monitor well may not be distributed throughout the existing monitor well network district to obtain representative water levels in the aquifers throughout the district. 4. Utilize LANDSAT imagery to 20 $2,500 Locate authorized irrigated acres with well density and associated water identify irrigated lands level changes to identify areas that would benefit from additional in district management attention. 5. Confirm water use in 300 $30,000 Actual water use needs to be confirmed to enable the impact of historic SHPGWMD pumpage to be quantified for future projections of declines. 6. Use GIS technology to show ISO $15,000 Identify source aquifers and locations where the fours aquifers may be in four aquifers as 'layers' to direct connection to each other, either naturally or as a result of well map aquifers and show water development, that could cause migration of water from an high , level changes piezometric head to flow to an aquifer with lower piezometric head. 7. Prepare preliminary analysis 40 $5,000 Review records from available sources such as the county assessors office, of potentially improperly the State Engineers Office and the Water Quality Control Division of the abandoned wells in the Colorado Department of Health to develop a preliminary indication of the district. extent abandoned wells have been properly plugged. 8. Contingency for above items Unknown $5,500 Funds will be held in reserve to enable the above items to be completed. TOTAL 730 $75,000.00 P:\1999\99-028\OOIOO\wp\SHP Activitiet Table Part 1 (2-23),wpd . . " '. ~. . '. ~.