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MTg,E removal data IS Table S SV Presented in Table 4 A E welt data, includingSummary of the Table 6 Graphical open/closed emissions data is P presentation of TPII status, vacuum, flow presented in are shown on Fig and 7 g and benzene , and AID data are presented in Figures 6 mass removal an A influent and efflue1it vapor respectively Copies d influent concentration p of the O&M field data ple laboratorynotes are included in analytical reports are included in Appendix As shown rn Figure 6, the Appendix 13 increase in c SVE system influent concentrations coincident to he stone contaminant 300_ t concentrations demonstrated a stn cfin SVE skid Polis higher vacuums and p Of tile 300- with thermalg cfin SVE skid on June 26 oxidizer 7'he r greater now rates than the , 2003 The contaminant concentrations ncreased vacuum and flow previous 500 resulted in cfin SVE skid from 790 After July 23, 2003 the vapor Influent cancentratinitia! increase in in Ppinv and leveled off to an avera fluent The rn�ass 1einoval ti end fie of 27l ions sharply decreased of 7)demonstrates that pPmv rn September mass removal is on through December 2004 The contaminant concentrations in the vapor, a steady low angle Incline load the GAC to breakthrough nfluent g within a (averaging 277 SVE system "sin months time Ppinv this period g GAC as the me of operation Thep � continued to catalytic oxidizer Ilius abatement media &M costs to 0 ' Ge°con obtained an exceeds costs to run a Perste the Valley Air Pollution Control Authors similarly sized thermal District for to Construct (ATC) lanuary 7, 2004 the SVE the use ) from the San Joaquin systerri was shut dawn due to a 300 cfm electric Catalytic 2004 the 300 SEs bloEv breakthrough oxidizer On Filter/Westates Carbon ret�eved the two out with the 300 lah on the GAC, and on January 9 The 300 EC 2 000-p a SCAT skid On Januar AT was started ort Januar ound vapor phase carbon vessels y 12' 2004, U S Second Quarter 2004 report �' l '' 2D44 DetarIs with spent carbon of the startup will be presented in the 332 Ozones Sparge Systeme A skid-mounted ozone sparge system iirJect ozone elite , enclosed in groundwater throu h 1 a shed within tine remediation co oil- and offsite 5 g available ozone s Sparge well 5-20 was not connected to the sparge wells inpolind, can An ozone meter attached to the ozone s (S-1 through S-19 parge system manifold and is , located ozone is detected at Levels parge system skid will shot down tine rernedration greater than 0 Ql not used lip to :elect ozone for 10 igreates at pPin within the shed The ozone infection system if 100% the maximum Iiif10 Inn ion rate a time into the s manifold is set the maximum in ection rate sparge wells It can c (one well at a time}, or all 20 Cycle through 10 J Approximately 2 5 ells (twowells at each day at o pounds of ozone ells at a trine) at 50% ptinntiiri ozoine Production can be II)Jceted into the subsurface temperatures The ozone Ozone sparge system is deli Production is variable mrriute fined to deliver at an a dependent on atmos approximate rate of pl�errc 6 liters per response to the Fourth Sparge ;Hells was v Quarter 2003 groundwater as reconfigured oil analytical data rise o October 1 S, 20x,3 to include Penlelosed all sparge status of the p ge points except points S13 i'rolccr No Sk643-OG-(31 -6- 'ehruary 18 2004