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TABLE 7
<br /> Third Quarter 2018 Groundwater Monitoring Plan
<br /> Rough and Ready Island
<br /> Stockton,California
<br /> Sonfiellifil
<br /> Well Cmatodlon Screen VO[s EPA
<br /> Well Material and interval(a Water Level Method Metals EPA Mercury EPA General
<br /> Identification Area Site Identification climate, first NaWTOC' ENS 2007TOV URIP.tle' Longitude' Well Status' Measurement 8260B TPN' Method 6020 Method]4]0A Chemlel ' Rationale
<br /> W 031 Landfill Area IAS-13 4" PVC to to 15 3 N/A 37,9572026410 -121.3]36B52630 X X X Define vertical extent of VOCs,Comapr6on Ofsorfore water and groundwater geocheminry
<br /> W-034 WORTH Area IAS 13 4" PVC ILLS to 23.5 -1.21 N/A 37,95]J584620 -121,3744335850 X No VOC1 detected In recent or ontrin samples
<br /> W-094 tandflll Area IA513 4" PVC 26.8 10 28.8 -3.OH N/A 3].95721]8350 -]21.3]36]31630 % X VOCs detected above MCsin most recent sample
<br /> W-oq6 LandRl Area IAS 13 4" PVC 34.3 to 43.8 -1.6 N/A 37.9577205150 -121.3]942B]660 % % Define ateralertent o(VD6
<br /> W-05] landfill Area IAS 13 2" PVC 5to 10 4.64 N/A 37.9563685570 -121,3731]82]80 % NO VOCs detected In recent Or Msloric samples
<br /> W-200 landfill Area IAS 13 2" PVC SO to 15 -0.88 N/A 37.9577911050 -121.3744312990 X NO VDCa detected in recent or flood,samples
<br /> W-201 Land00 Area IAS 13 2" PVC 9to 14 -3.51 N/A 37,9592362400 -121.3736619280 X No VOCS deternal in recent or historic samples
<br /> W-202 Landfill Area IAS 13 2" PVC 18 to 25 -3.69 N/A 37.9582076620 -121.3736528540 X No VOC,detected In reanL or hlOcric samples
<br /> W-203 Tariff Area IAS-13 2. PVC 1S to 25 -3.10 N/A 37.9570245140 -121.3742941570 X No VOC,detected In recent Or historic samples
<br /> W-204 Landfill Area IAS 13 T. PVC 28 to 43 3.83 N/A 37.9581777620 -121.3736332150 X X Define lateral extent of VOCs
<br /> W-205 Landfill Area IAS-13 2" PVC 25 to 35 -2.93 N/A 37.9572453540 -121.3]36500]20 X X VOCs detected above MCL,in most re cent sample
<br /> P-121 Landfill Area 05-14 1" PVC 4.5 to 14.5 1.43 N/A 3].956]169D20 -1213741520270 DESTROYED Plemmeter was destroyed
<br /> W-o28 Landfill Area IAS-14 4" PVC 14.6 to 19 6 -5.37 N/A 37.9559284670 -121 3]5619W90 X No VOCs detected In recent or hid-lid samples
<br /> Define vertical extent of VOCs
<br /> W-029 Landfill Area IAS-14 4" PVC 16.0 to 18.5 -3.95 N/A 37.95GO393100 -121.3]3826]290 X %
<br /> W-009 landfill Area IAS 14/SRe9 2" SS 4to 14 -3.02 N/A 37.955617SSBO 121.3749858050 X X Define vertical extent of VDCs
<br /> W-o10 landfill Area IAS 14/Site 9 2" SS 39 to 49 -ENS N/A 37.955616182D -121.3741605110 X % VOCs detected above MC"In most..cact sample
<br /> W-152 Landfill Area IAS 15 2" PVC 18.0o 20.5 -3.84 N/A 37.95650204]0 -121.3724439710 DECOMMISSIONED
<br /> Well was decommissioned
<br /> W-152 Landfill Area IAS 15 2" PVC ]to 12 -0.D N/A 3].956514WID -121.3]24439]30 DECOMMISSIONED Well was demmdWoned
<br /> orad
<br /> W-153 Landfill Area IAS 15 P PVC ]to 12 -3,63 N/A 37.9560039160 -121.3724466600 DECOMMISSIONED etecil wasdeco fit or wOor
<br /> W-154 land011 Area IAS-15 2" PVC 6to 11 -3.99 N/A F 560000090 -121.3]28901380 X NO VOQ detected lnr.rentinsinoofi<samples
<br /> Well was decommissioned
<br /> W-155 Landfill Area IAS 35 2" PVC iS to 20 -3.55 N/A 37.9559794760 -121.3724425220 DECOMMISSIONED
<br /> W-156 Landfill Area IAS 15 2" PVC 16 to 21 -4.17 N/A 37.9559737200 -121,3728910770 X % Define Lateral
<br /> forw r"l VOCs
<br /> P-132 in ntl011 Area IRS 16 i" PVC 4to 14 1.19 N/A 37.9540819250 -121.3738789820 X Piezometer for water levels
<br /> P-133 Landfill Area IAS-16 1-1 PVC4.5 to 14.5 0.03 N/A 37,9541282230 -121.3726866190 X Piemonte,for water evels l
<br /> Piezometer for ware,Levels
<br /> P-137 Landpll Area IAS-16 1" PVC 6.5 to 169 0J3 N/A 37.9531757400 -121.3738970480 X
<br /> P-138 Landfill Area IAS-16 1-1 PVC4to 14 1.04 N/A 37.9532330190 -121.3724300950 % Plexomemrfor water levels,
<br /> W-040 Landfill Area IAS-16 4" PVC 5.5 to nL5 -1.04 N/A 37.9519851340 -121,3723624060 X X Deane lateral extent of VOC,
<br /> W-206 Lantlflll Area IAS 16 2" PVC 4to 14 -2.66 N/A 37.953478e290 -121.3]40084560 % X X VOCS detected above Ism most recent sample,Define lateral vandafTPH
<br /> W-225 Landfill Area IAS 16 2" TOO 5to 10 -2.58 N/A 37,9525118560 -121.3]3901]390 X X X % VOCscted above MOO,
<br /> most ad,TPH above ESL inmostrec.I sample
<br /> W-226 Landfill Area IA5-16 2" PVC 18 to 23 -2.62 N/A 37.9534663730 -121.373900JJoo X X X VOCVoCsdete above ove in most recent sample,In most drat..or le iPH
<br /> W-227 Landnli Area AS 16 2" PVC 18 to 27 -2,53 N/A 3].9524]29]oo -1213]39DSBD]0 X X X VOts detected aboveed above TPN above ESL in most recent sample
<br /> W-228 Landfill Area AS 16 S. PVC 30 to 37 -2.72 N/A 37.9534410820 -121.3740174800 X X VOC,detected above MCLNaLc in most recent sample
<br /> W-229 Landfill Area ]AS 162" PVC 35 to 40 -2.25 N/A 37.9524425140 -121.3739050140 X X VOCs delectedabwe unable to
<br /> a most door sample
<br /> P-122 Landfill Area N/A V. PVC 3to 13 -3.8 N/A 37,9572857199 -121.3725549540 NOT LOCATED K e meter vv,d looted
<br /> P-136 Landfill Area N/A 1" PVC 4to 14 1.28 N/A 37.9531436850 -121.3756094050 DESTROYED Kemmerer was destroyed
<br /> P-1428 Landfill Area N/A ill PVC3.4 to 13.4 -1.42 N/A 3].9512]96D90 -121,3725465930 DESTROYED Plexomeler was destroyed
<br /> royed
<br /> P-ISO Landfill Area N/A 1" PVC 5to 15 IAS N/A 37,9489422830 -121.3725212920 DESTROYED Plemmeter...ito yras floo
<br /> W-252 Landfill Area SIt.16 2" PVC 10W 15 -1.544 N/A 37.9507069960 -121.3767654270 X above
<br /> NOW,detect.MIn E and
<br /> notd rcOndI .c
<br /> W-253 Landfill Area Site 16 2" PVC 2SW30 -1143 N/A 37.9506804450 -121.3J669J9660 X No VOC,detected above M[Is,cis-1,2 OCE and VC not detected in recent or hftodc samples
<br /> W-254 Landfill Area SIte 16 2" PVC Joints 3.28 N/A 37.9506488590 -121.3]64]24300 X No VOCs detected above VOC,cistectedi and error
<br /> WaYlot rtedin recent or historic samples
<br /> W-255 Landfill Area Site 16 2" PVC 201.30 -3.295 N/A 37.9506482970 -121.3J645563]0 % No VOC,detected in re[en[or hiilorlc samples
<br /> W-256 Landfill Area sit.16 2" PVC 7.5 to 12.5 4.759 N/A 37.9504925970 -121.3763086120 X No VOC,detected above MCL, P-1,2 DCE and VC mil detected In recent or historic samples
<br /> W-257 Landfill Area Site 16 2" PVC 20 to 25 4.97 N/A 37,9504949430 -121.376284BB20 X No VOC,detected In recent or historic samples
<br /> P-106 Landoll Area Site 37 1" PVC 3.3 to 13.3 3.35 N/A 37,9617031530 -121.3752582666 NOT LOCATED it Plemmeter unable to be IOealed
<br /> P-107 landfill Area Site 37 1" PVC 7.6 to 17G 4,68 N/A 37.9609006170 -121.3763437420 DESTROYED Plexomeler was destroyed
<br /> W-157 landfill Area Site 37 2" PVC 10 to 20 1.69 N/A 37.9609662440 1 -121,3754038180 X X Define lateral extent of Voc,
<br /> W-158 Landfill Area Site 37 2" PVC 10 to 20 2.7 N/A 37.9615914420 -121.3 7 5 8 61110 0 X No VOCs detected Anne.MCI s,d1-1,2 ME and VC net detected in recent or historic samples
<br /> W-160 Landfill Area Site 37 2" PVC 23to33 2.56 N/A 37.9615572710 -121,3758397550 X No VOCS detected above MCls,cis-1,2 DOE and VC not detected in recent or historic samples
<br /> W-207 Landfill Area Site 37 2" PVC Sto 15 2.06 N/A 37.9610133810 -121.3763365]]0 % No VOC,detectedIn recent notor decoctedik In recent
<br /> W 208 Landfill Area Site 37 2" PVC 23to33 2.06 N/A 37.9610081040 -121.3762852460 % Na VOCs detected above Moc,detects I and fit n,Lisle detected lnrerenl or historic samples
<br /> W-322 Landfill Area Site 37 2"PVC 10 to 15 N/A N/A 37.9610377000 -121.3769178000 X No VDCt detected lerecenl0r historic samples
<br /> P-111 Landfill Area Site 38 1" PVC 6.45 to D41 N/A 37.9598209420 -121.3743636800 DESTROYED PlezemeterW watelmyel
<br /> P-176 Landfill Area Site 38 1" PVC Ste 15 4 N/A 37.95B9567660 -121.3]51106630 X Plexomeler for water Levels
<br /> W-100 Landfill Area Site 38 2" PVC 5to IS -2.55 N/A 3].959]96]]50 -121,3739095290 X X Define lateral extent of VeCs
<br /> W-181 Landfill Area Site 38 2" PVC SWIG -2.01 N/A 37,9597203500 -121.3747635220 X % above
<br /> MCUne InMnal extentnt of VDCs
<br /> W-185 Landfill Area Site 38 2" PVC 17 to 22 -3,178 N/A 37.9589906570 -121.3734252640 % No VOCs detected above relate Most recent
<br /> ofVOmple,decreasing Vends
<br /> Cs
<br /> W-187 Landfill Area Site 38 2" PVC 18 to 23 -2.89 N/A 37.9598225760 -121.3740015990 X % DefineoverMCLal extent 1. est dco
<br /> W-188 Landfill Area Site 38 2" PVC 14.5 to 19.5 ' -1.92 N/A 37.9597571010 -121.374]]03990 X X VOCs detected VoCs tl deter MCLS Ncentsa samnd ples
<br /> W-191 Landfill Area Site 38 2" PVC 33 W4o 3.361 N/A 37.9589898890 -121.3733615490 X No Deane lededitent of samples
<br /> W-193 Landfill Area Site 38 2" PVC 30tc40 -2.]] NIA 37.9597688530 -121.3739761290 % X ctedaoveraleMenf oft"c
<br /> W-328 Landfill Area Site 38 2"PVC 5 WI0 N/A -3.84 37.9600937654 -121.3744229550 X X VOC,detected above NICE,in most recent sample
<br /> W-329 Landfill Area Site 38 2"PVC 1210 15 N/A -3.91 37,9600743206 -121.3744119030 X % VOC,detected above NICE,In most recent sample
<br /> W-330 Landfill Area Site 38 2"PVC 2010 25 N/A -3.97 37.9600530595 -121.3743976380 BURIED Wella burled
<br /> P-112 Landfill Area Site 38/IAS-11 I" PVC 3.]to 13.7 -3.2fl N/A 37.9599257420 -121.3724050110 NOT LOCATED aVOC,detected n.
<br /> boot larmil
<br /> W-015 Landfill Area Site 38/IAS-11 2' S5 38.5 to 48.5 -1.39 N/A 37.960OD22130 -121.3731435390 X NoVtected an in recent samples
<br /> W-058 Landfill Area Site 38/IAS-11 2" PVC 5to9 -3.SB N/A 37.9600742340 121.3731494180 X No VeCs VOID detected
<br /> MCtsin recrallesror pies
<br /> W-082 Landfill Area Site 38/IAS-11 2" PVC 30to48 -2.99 N/A 37.9600818870 121.3731989370 X no Wetted an.. in recent samples
<br /> W-085 Landfill Area SRe 39/IA5-11 2" PVC 39 to 49 2.98 N/A 37.9599266370 -121.3734589280 % No VOCs detected above MC"dc,lnrecent samples
<br /> W-1]] Landfill Area SR.38/IA5-11 2" PVC 51010 -0.24 N/A 3].959B3464]0 -121.3724494830 DECOMMISSIONED Well was recent Or hied
<br /> W-1]8 Landfill Area Site 38/IA5-11 2" PVC 5 WID 3.231 N/A 37,9589820570 -121.3733881660 % NO VOCs detelleer,d In rec.nlor.Slotic samples
<br /> W-184 Landfill Area Sit.38/IA5-11 2" PVC 17 to 25 4,09 N/A 3],95982]242D -121.3724183160 DECOMMISSIONED Well....aboto be treated
<br /> 1-117 Landfill Area SR.38/IA5-13 I" PVC 5.6 to 15.6 3.04 N/A 37,958460008D -121.3742199400 NOT LOCATED Piezometer unable to be located
<br /> ated
<br /> P-118 Landfill Area Sit.38/EA5-13 1" PVC 3.1 to 13.1 -3.1 N/A 37.95B626376D -121.3724697690 NOTLOCATED VC
<br /> detected cable
<br /> toent be o rhist
<br /> W-1]9 Landfill Area Site 38/IAS-13 2" PVC 5to15 0.708 N/A 3J.95B6034950 -121.3J40LJ3250 X No VeCs detected above MCC,VC not detected in recent samples
<br /> historic samples decreasing[rends
<br /> W-186 Landfill Area SRe 38/IAS-13 2" PVC 2OW 25 0.768 N/A 37.95GS994350 -121.3]4123]6]0 X No VOCs detected in recent samples
<br /> W-190 Landoll Area Site 38/IAS-13 2" PVC 15 to 20 -3.54 N/A 37.96OD342940 -121,3731057960 X No VOCs detected in recent samples
<br /> W-192 Landfill Area SRe 3i IA5-13 2" PVC 3OW 45 -1.031 N A 37.5586126290 -111.3]40516]0D X No VOCs detected In samples since 1999
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