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RESOLUTION 8628 CITY OF MOUNDS VIEW COUNTY OF RAMSEY STATE OF MINNESOTA AUTHORIZING BLUE EARTH LABS AND HAWKINS WATER TREATMENT GROUP TO PERFORM REPAIRS ON WATER TREATMENT PLANT #2, FILTER MEDIA CLEANING WHEREAS, the Public Works Department has many responsibilities including efficiently operating the water distribution system; and WHEREAS, the treatment systems have been in operation for over 25 years with no major upgrades or repairs to the system; and WHEREAS, Public Works Staff noticed a decrease in water production from Well #5 /Water Treatment Plant#2; and, WHEREAS, Staff stated to investigate the cause for the loss of production believing it was a valve issue, a controls issue, or possibly the well motor or pump; and, WHEREAS, Staff checked many of the components and all are in working order, in turn Staff contacted Advanced Engineering and Environmental Services, Inc., (AE2S), since they would be performing the water production control assessment, to request their assistance with this issue; and, WHEREAS, AE2S met with Staff and after discussing the problems recommended that Blue Earth Labs in partnership with Hawkins Chemical be contacted to evaluate the condition of the filter media. WHEREAS, Blue Earth Labs took a core sample of the media from Water Treatment Plant #2 and tested the filter media, and found that the sand media sample is covered with mixed deposits consisting of different minerals with the primary metal contaminant being calcium; and, WHEREAS, Staff received a quote from Hawkins Water Treatment Group of St. Paul, MN to clean the filter media at Water Treatment Plant #2 for $7,140.00, and includes the following: 1. Two thousand Pounds of neXt®for the application of a 2x cleaning dose to four (4) pressure filter cells as referenced above. 2. The services of one (1) Blue Earth Labs' representative to supervise, direct and assist for three (1) man days for the cleaning of one (1) filter cell. 3. One (1) post-cleaning lab analysis for validation of the field application. 4. Blue Earth Labs shall provide technical direction for the proper use of chemistry and job execution.