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- <br />;��{{..rc:.a�,.t4 '�- � .�vi RM1p'S .T�r a[ �;v � xt� C.k.��'k s �' S `TS➢f�.t :cN +iK -�3 C.:k 1'=S r. <br /> - <br /> 7 <br /> }Y f x •s. k t'',..7 -.r r Yww}}pp ` r-'';�f yit F^ l�.a. x< .�' r (,... t.Y�'ir s."F t F_Pa r <br /> 4-Ag",,. t4'��Y�+a r Y5 rn *. � Ci.0 9 •J"���'n` 'y,,(`k� �k'.."�,��� 4 s f, � _Y, <br /> 7r Yq ---�+--..-.:u;::u._,;,�5 � r1'�,w... r �y�—� •�' t}'4 ,c!"4 -i'g'.a'"i'J y,f- `Yn � '' `' �0.�+1 �, <br /> r'-F <br />"4 <br /> } I <br /> s 1� <br /> rGROUNDWATER SAA4PLING <br /> PROCEDURES <br /> Eui mend le rain <br /> A1! water satrapies are <br /> and ca Placed in preeleancd laborato <br /> ps remain sealed until actual Usage contact with the well or n'-supplied bottles• <br /> (TSP) groundwater isroro[uthe site. All e sample bottles <br /> solution and rinsed with deianized or equipment which co <br /> cleaning pra thorough cleaned with comes <br /> in <br /> educe is followed distilled water before rrrl odium phosphate <br /> approximate order of increasing between each at the site. <br /> cleaned. & contamination well sampled. Wells This <br /> If a nylon or cotton core! If a teflon are sampled in <br /> equipment blacks are collected rs used, cord is used, the cord is <br /> tQ ensure a nes cord is used in <br /> proper cle,ni1,g. Prior to sampling. The blanks C�clr well All <br /> are analyzed pe�odically <br /> Water Level <br /> Me' tern ni <br /> Depth to <br /> sounder <br /> water <br /> is rneasered in each <br /> ,r electric sounder Well usin <br /> Containing ar tri rn,rging or sa g a sealed yarn <br /> 1 g free-phase pet rnPling, tf the Piing tape or Scaled <br /> measure the h m hydrocarbons �'c°; .s kaawr_ <br /> Ydrocarbon thickrtEss and or suspected o f <br /> and recorded �o dile , an optical interface <br /> nearest 0. groundwater IeveI. probe is used ►o <br /> i 01 foot. Mfeasuren1eRts «re colIacted <br /> B liar''h n h k <br /> If rat, measurable free- <br /> is used to deterr phase petroleum h <br /> C olor of the w nine the presence of ydrocarborrs ate detected, <br /> water is recorded. Y observLd film as well <br /> acrylic bailer <br /> a sheen. An <br /> weI! as odor and <br /> f ' Prior to groundwater sampling, <br /> x : Aur in , hand pump or s each well is Purged of ,standin <br /> g 9 is de Submersible pump is used to g groundwater.dependent on the t�ieil page thew Either <br /> colleced when no Yield. In a hi well The <br /> conductance staUilize al field measure high yield Farrr2ation, amount of <br /> i een removed. .Provided a rnent, including tem erature samples will be <br /> Field minimum of three well- nlPe PH. and <br /> low yield form measurements will Specific <br /> ations dire taken attar g v°tomes of water have <br /> wYII is purged such that he „ Purging each well volume Irr <br /> standing water is removed <br /> and <br /> EXCEL.TEcIl, yNC. <br /> Groundwater Sam lin <br /> Latest Revision: P g Protocol <br /> March 28, 1990 <br />