Laserfiche WebLink
Disposal Of Purge Water <br />j OnlY VM low levels of either metallic or organic contaminants have been detected in someof <br />the weJU downgradient of WMU A. Because these levels are very'low, th= is not sufficient <br />-reason to containetize the purge water. Should the glWydcal results indicate a need to <br />conftizm�th,eibff - procedure �vill be used: <br />owIng <br />Sample purge water generat6d during well purgin& ,�d excez Vlater 91:n=ted during <br />sa,mpling, wM be placed in a trailer mounted tank attached to - the sampling vehicle. <br />- When the tank is fulL -the groundwater wffl be pumped from the tank to anonsit . , jewhate <br />evaporation pond. Afler the g•und7mw sampling round is completed the tank wflI be <br />filled with aMroidmately 100 gaUons of water from the water truck fill station-. Tids <br />'water wiII then be recirculated in the tank and pump to zinse the SYstem The rinse water <br />v dfl then be discimrged to the leachate.evaporation pond ­ <br />n - <br />The. dornestic well sampled (D W-9690) contains a submemibte pump vitb-an in-linc pressure <br />tank and switch to activate the pump once"thc-pressu=g1rops below a certan vajjb--. -1he-sr; mple <br />point for !'+ •.'1 was -a spigot directly attached to the Pressure tank Water sarnpLes were not <br />collected dir=dy froju the - well becausc the abovcground •plumbing and submcrsible PUMPS <br />would ned- to be removed- Prior to collecting the wat= samplcs� the pump was. allowe, . d to nm <br />for 2m=ximately 3 0 minutes tor purge the vral= syst= and draw groundwater from -the sqffer. <br />Dudng samplinF. the pumps tycled an-aff because the pumping rate ex6ecded the spigot <br />dischwga, <br />Iff"IZI1I-21A <br />101MIMIMT-Ti rT��fftjj r•! If st egg- <br />s r0=17M. a IM, a w4in I <br />IM, ME - awl <br />844-FV2310R3Z A -I I July 14, 2004 <br />KkWeldo. Lip- <br />