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System Monitoring
<br /> 141 N B Dorado Avenue
<br /> Sod Vent System with Granulated Activated Carbon
<br /> Air Permit to Operate No N-1 132-2-0
<br /> Authority to Construct No N-1 133-2-1
<br /> Date Time lis Fresh Sod Vaoor Pitot tube Airflow Airflow TPH Concentrationlav I Benzene TPH fav I TPH TPH Cumul TPH Cumul TPH
<br /> Overt to Air Valves Extraction Temp Velocity fav i (av ) Influent Influent Effluent Extraction Extraction Extraction Extraction
<br /> Vertp Condition Vacuum Pressure (4 in moei { mv) ( mva ( rnv) { mvl (fbs/da I flbs/davi Estimate Estimate ComnWW"
<br /> (in H20) (de F) (in H20) (ACFM) (SCFM) (FID) (LAB) (LAB) (FID) {FID) 'LAB) [lbs-FDI (lbs-LAB)
<br /> 6/23/93 16 30 VEY1f-2,4 0al+y apse -16 1 12 029 196 182 460 0 26 8 System start
<br /> 6128193 11 20 VEVV-1,2,3,4 closed -40 112 0 18 164 143 460 220 NO(<O 16) 0 20 7 10 1 114 after GAC
<br /> 716193 1630 VEW-1,2,3,4 closed -48 140 0 18 168 140 160 0 7 2 229 ,d�,msq
<br /> 7113/93 14 16 VEVW1 2, closed -60 133 0 12 128 114 200 460 0 3 0 7 3 165 279 201 r
<br /> 7/20/93 12 00 VEW-1,2, closed -48 134 0 14 139 124 233 0 9 3 336
<br /> 7/27/93 11 30 VEVY'-1,2, closed -47 133 0 11 123 110 267 0 9 4 401
<br /> 8/3193 13 16 VEW-1,2, closed -47 141 0 13 134 118 283 220 N01<06) 0 10 7 8 3 472 461
<br /> 8110/93935 VE%*1,2, closed -47 124 013 132 120 253 0 9 7 642
<br /> 8/17/93830 VEVV-1,2, closed -48 131 0 14 138 12t 360 0 0 14 3 626
<br /> 8/26/93 16 30 VEW-1,2, closed -49 137 0 13 134 119 266 0 9 7 725
<br /> 9/1/93 12.00 VE%N-1 2, closed -61 130 0 16 143 128 440 160 ND(<0 16) 0 18 1 6 6 820 677
<br /> 9/9/931046 VEW-1 2, closed -61 118 0 11 121 1 1 l 220 0 7 8 923
<br /> t
<br /> 91919311 30 VEW-1,2,3,4 closed -36 121 021 168 163 120 0 6 9 923
<br /> 1 9114/93 12 30 VEW 1 2,3,4 closed -34 109 0 22 170 168 66 "* 200' 3 3 946 Callect.d,,,,Wie
<br /> 9/21/93 12 30 VEVI/-1 2,3,4 closed -36 131 032 209 187 130 74440 7 8 �* Unit 1 i 2
<br /> 986 SgIll 01124 d0WM 4
<br /> odd awif" trent
<br /> oMMU wagl
<br /> 14193 16 46 VEVV-1,2,3,4 closed -36 92 0 1 1 13 108 640 280 NDl<O 161 0 18 7 9 7 986 840 Sysmam roman
<br /> 11118/93 13 16 VEW-1,2,3,4 closed -31 91 007 94 90 280 10 8 1 1 171 otter OAC
<br /> 1212/93 10 00 VEW-2,3 dosed -30 Be 100 97 630 130 RD(<o 1e) 6 166 4 1342 1030 mpla«r„a"
<br /> 12/16/93 9 30 VEW-1,2,3 4 closed -66 82 0 12 123 120 447 7 17 2 1678
<br /> 117/94 9 30 VEW-1,2,3,4 dosed -46 82 0 1 1 117 114 140 99 0038 3 6
<br /> 1/27/94 VEVV-1,2,3,4 closes 1167
<br /> 3/17194 13 46 VEV1f-1,2,3 4 dosed -40 76 0 16 141 140 207 110 ND(c916) 0 9 3 4 9 SY���L
<br /> 4/6/9411 16 11 VEW-1,2,4 dosed 1 167 R.GAC r ,ialiar
<br /> -40 103 0 16 140 132 91 86 kDl<O 181 0 3 9 3 6 1247 alar GAC repiaaerrww
<br /> N otes f
<br /> avg = average of three sets of measurements collected at 16 minute intervals (as required by air permiti
<br /> GAC = granular activated carbon
<br /> i
<br /> System consists of one regenerative blower with 6 hp motor and two 2000 Ib GAC units in series (Unit 1 and Unit 2)
<br /> Airflow measured between Unit 1 and Unit 2
<br /> Influent = prior to Unit 1/sod vent blower discharge
<br /> Effluent = Unit 2 (atmosortenc discharge}
<br /> TPH = total petroleum hydrocarbons as gasoline
<br /> ppmv = parts per million by volume
<br /> FID -flame ionization detector calibrated to hexane(Model Century OVA 128 by Foxboro Company}
<br /> LAB = laboratory anaivsrs
<br /> ° TLV Sniffer-combuauble gas meter calibrated to hexanelModel Neotrorncs).
<br /> Suspect readings/eauspment maif unction on$114193 Check/calibrate FID
<br /> *"Analytical results Shut down system pending GAC replacement
<br /> Cumulative TPH extraction on 3/17/94 is assumed for cumulative TPH calculations after that date
<br /> ND a not detected
<br /> ACFM — actual cubic feet per minute
<br /> SC FM — standard cubic feet per minute(14 7 PSI and 70 deg F)
<br /> See attached extraction rate calculation
<br /> Cumulative extraction is calculated by averaging extraction rates for consecutive sampling events and summing up previous total
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