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FIGURE 7 <br /> ESTIMATED LEACHATE GENERATION FOR AUSTIN ROAD LANDFILL <br /> PHASE II OPERATION <br /> i <br /> Raw I Phar II Phar M Rest IV Rer V Rene VI <br /> 810.0m 660.000 660.000 9,840,060 1.240.000 2.300.000 <br /> %FINAL CLOSURE 33% 0% 0% 0% 0% 0% Ane wwo foal aaaw agdw) <br /> %INTERIM CLOSURE 67% 0% 0% 0% 0% 0% Wed Mae jr meowed saw ae;aemuew swell Y raised 411 W dM <br /> %ACTIVE+RUNOFF 0% 0% 0% 0% 0% 0% Odwe wa Wa ods dopa,*aura wehr w w nwo i mb4 toAdm sYdra/ <br /> %ACTIVE-NO RUNOFF: 0% 50% 0% 0% 9% 0% Imm sden dr.aamar map Y rwued usie we"arms) <br /> %EXPOSED LINER 0% 50% 0% 0% 01A 0% (Liw aor Wa ha wdt,ufee wow 1adt4M WPM) <br /> All 68Y LEACHATE DATA <br /> AVERAGE ANNUAL LEACHATE 280 000 CHw Fre(Rowmamd to rtwmmt 10.000 d) <br /> 6 AVO.+STD.DEV.LEACHATE: 730,000 C+Af®Few(Row%W to manes 10.000 d) <br /> PEAK DAILY LEACHATE 5,000 Cubic Fed(RammWed to mwd 1.000 d) <br /> MONTHLY LEACHATE: <br /> 1i <br /> j 140,000 <br /> 120,000 -•�Avg.Monthly Lonchate <br /> ffi t 00. 0 Avg.+SW.Deter. <br /> Loachow <br /> � 6D.DXX) <br /> v <br /> ODA= <br /> .a 40A00 <br /> 20AM <br /> 0 <br /> FINAL COVER IINTSRIM CLOSURE ACTIVE-RUNOFF ACTNE-NO RUNOFF EXPOSED LINERTOTAL LEACWLTE <br /> AREA(SFMtI x.997 REA13 1 539999 REA 1 0 IREA 3 1 430.000 IREAS 71 430.000 <br /> AVEWAGE AVG•5.0. AVERAGE AVG•S.O. AVERAGE AVG•S.D. AVERAGE AVG 4 B.D. AVERAGE AVG•5.0. AVERAGE AVG•S.®. <br /> IC 4 SI C 4 CFkS C C 8 10 91 <br /> ESTIMATED MONTHLY LEACHATE PRODUCTION <br /> JAN 0 0 5.677 99.267 0 0 79 133 41,436 85.699 47,393 905.119 <br /> FES 0 0 5.454 30.304 0 0 168 496 40.194 90164 45.8171 128.9M <br /> MAR 01 0 6,178 37.363 0 0 301 624 44,605 97.513 $1,085 135.701 <br /> APR 01 0 6.097 34167 0 0 366 9.032 30.157 59,974 36,620 95174 <br /> MAY of 0 6.349 11.164 0 0 419 1,193 15.068 33.461 21,837 45.019 <br /> JUN of 0 6.120 35.055 0 0 498 1 260 Z025 6 550 6.W4 4 606 <br /> JUL 01 0 6.232 16.427 0 0 437 1,254 0 0 6670 99.6 <br /> AUG 0 0 6.111 14.751 0 0 439 1.251 0 111 0.50 16.002 <br /> SEP 0 01 5.7911 18.1211 0 01 423 1.20 0 0 $214 19.325 <br /> OCT 01 0 5.859 12.634 0 0 430 1,729 0 269 6.269 94,332 <br /> NOV 0 0 5.557 20,767 0 0 416 9,163 9.320 16.469 95 30.419 <br /> ��- DEC 0 1 0 ol 4261 12111 20.937 1 38.4381 26.969 1 73 ITS <br /> I ESTIMATED ANNUAL LEACHATE PRODUCTION <br /> HELP ANNUAL 1 01 0 1 71.2531 293 S68 I ol of 4.3221 12,1301 203.7451 428.6381 279.319 734.636 <br /> ESTIMATED PEAK DAILY LEACKATE PRODUCTION <br /> HELPPEAK 121 0 274 0 69 4.429 4764 <br /> NOTES: <br /> (1)%LANDFILL AREA'TOTAL AREA(SF) <br /> (2)AVERAGE PRECIPITATION IN INCHESn2-AREA(SF)s LEACHATE IN CUBIC FEET <br /> (3)AVERAGE PRECIPITATION a STANDARD DEVIATION IN INCHESR2'AREA(SF)-LEACHATE IN CUBIC FEET <br /> (4)AVERAGE LATERAL DRAINAGE IN INCHESR2 I AREA(SF)•LEACHATE IN CUBIC FEET <br /> (5)AVERAGE LATERAL DRAINAGE+STANDARD DEVIATION IN INCHESA2'AREA(SF)w LEACHATE IN CUBIC FEET <br /> (6)AVERAGE LATERAL DRAINAGE a RUNOFF IN INCHES112 a AREA(SF)a LEACHATE IN CUBIC FEET <br /> (7)AVERAGE LATERAL DRAINAGE a RUNOFF a STANDARD DEVIATION IN INCHESA2•AREA(SF)®LEACHATE IN CUBIC FEET <br /> (8)AVERAGE LATERAL DRAINAGE IN INCHESM2'AREA(SF)s LEACHATE IN CUBIC FEET <br /> (9)AVERAGE LATERAL DRAINAGE a STANDARD DEVIATION IN INCHESA2'AREA(SF)•LEACHATE IN CUBIC FEET <br /> (10)TOTAL FOR AVERAGE VOLUMES FOR EXPSOSED LINER,INTERIM COVER.ACITVE-NO RUNOOF,ACTIVE-WITH RUNOFF <br /> (11)TOTAL FOR AVERAGE a STANDARD DEVIATION VOLUMES FOR EYPSOSED LINER,INTERIM COVER.ACITVE-NO RUNDOF,ACTIVE-WITH RUNOFF <br /> (121 STANDARD DEVIATION NOT APPLICABLE <br />