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.w <br /> Are the treat,nent vessels protected?(i.e.fenced from vandals, irrigation water i of <br /> l <br /> sprinkling over the equipment, birds/vermin are not nesting overhead/near by)? Y ,f <br /> Note configuration of each vessel, is it the lead, lag,first,middle or last in the series? Is vessel contaminating those located <br /> PRESSURE TANKS down stream <br /> Is a pressure tank positive for Bacteria?Y& If N, go to next section. Tank ID: Tank ID Tank ID COMMENTS <br /> What is the MPN concentration of bacteria from the effluent of each tank? <br /> i <br /> Has any work been done on a tank? if Y, note date. YW, <br /> Is each tank protected to prevent unauthorized access? Y <br /> Note if the tank is a bladder(B) or hydronuematic(H) tank. <br /> Is tank or piping/valves/man-way/sight tube/internal bladder at a tank leaking?Y <br /> Did the system lose pressure below 5 psi(i.e lose electrical power; breal�p water line; <br /> lose a pump; system ran out of water). Is pressure holding at the tank?WN <br /> Are there any connections to irrigation, fire, industrial piping that could be cross- <br /> connections? (backflow devices removed, need repair, need to be installed) <br /> Is pump cycling on and off, is pressure tank holding pressures, is tank <br /> waterlogged (lacks air sp in the top 1/3-1/2 of the H tank)or has a hole in the <br /> bladder of a B tank? Y <br /> Has any work been done on the system?(repair water line, installlreplacs/repair a co ponent; use of <br /> a pressure washer, serve water for an event that used more water then normal) Y <br /> Is tank protected with a backflow prevention device? If Y, what type ON <br /> Has the tank been cleaned of sediment? If Y, note date Y <br /> Was tank water logged with chlorinated water after the last TCR MCL? Y/N <br /> If Y, note date <br /> STORAGE TANK USED TO STORE SYSTEM WATERT If N, then go to next Tank ID: Tank ID: Tank ID <br /> section. COMMENTS <br /> Is a Stora a tank positive for Bacteria?Y/N. If N,then go to next section. <br /> What is the MPN concentration of bacteria in effluent of each tank? <br /> Is each tank protected to prevent unauthorized access? N <br /> Is the tank properly vented with a down turned and screened "J"vent? Y Birds vermin and debris can enter <br /> into the tank w/o vent screens <br /> Has the tank been clean of sediments and disinfected to overflow levels after the last TCR Bacteria can reside in sediments and <br /> MCL? Y/N not be eliminated during disinfection <br /> What is chlorine residual (total/free)of the water exiting the storage tank today? _process. <br /> Are there any unsealed openings in the tank such as access doors,vents or joints? Y/N <br /> How often is the volume of water in the storage tank changed over? Water that resides too long may grow <br /> Is the storage tank leaking at seams, bottom, connections, valves, hatches? Y/N bacteria <br /> Has any work been done on the system? (repair water line, install/replace/repair a <br /> component; use of a pressure washer, serve water for an event that used more water <br /> then normal,did tank run-out-of water) YIN <br />