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SURFACE ENS 1559ONS MONITORING <br /> CA LIBRATNONJ ANO PERTINENT DATA <br /> Date 1�' --,5 Site Name <br /> inspector(s) �,1�PP- nstrument TVA 2020 <br /> WFA T HER OBSE 4VAT10INS <br /> Wind Barometric �+, <br /> Wind Speed �^MPH Direction NO Pressure ZG'gi-I <br /> Air General vvea the, e. <br /> Temperature '• ConditionsQ�� Y <br /> CALIBRATION INFORMATION <br /> Pre-monitoring Calibration Precision Check <br /> Procedure Cohbroie the 117$trUme17% A,1o!ce o torol ol'Mree measurements by alfernaimg zero air rind the cobbrabon goy ,Record the readings <br /> and colculote the average algebraic di17`erence between t:he:nsrrumen:,reod,ng and the cahbropon gas os a per-=n,oge Fie cohbronon <br /> .0,'20sior, must be less Than or equal ro 10%of me calibroaon gas value <br /> instrument Serial Number. Cr� Ca' Gas Corcenira:on 500ppn <br /> Trial zero Air Reading Ca•.Gas Reading ;Cai Gas Cons -Ca; Gas Reading? Response Time(seconds) <br /> Li 9 Y. ! <br /> 2 4 If O <br /> Average 0 -e-rice <br /> ' =.r�rr.,-ecalijra:�on �average d-_.rc_ s;-=_aver;tar L� <br /> Cal,brauon Precision=average Difference/Ca Gas Con(: X 100% <br /> r i 00% /500 x 100 <br /> % <br /> Span Sensiowi:y <br /> Trial 1• C jTri=!3: <br /> Counts Observed 3 ved For the Spa^= 13� 56 Counts Observed For the Span= �oQ <br /> Counters Observed For the Zero= "�� v Counters Observed For the Zero= <br /> Trial 2: l J <br /> Counts Observed for utie Span= <br /> Counters Observed for the Zero= �► �Z <br /> Post Monitoring Calibration Check <br /> zero Air Cal Gas <br /> Reading _D, l ppm Reading Li q8 ppm <br /> BACKGROUND CONCENTRATIONS CHECKS <br /> Upwind Location Description �'� Reading ppm <br /> Downwind Location Description _ '�j�GH �e Reading L , pom <br /> Notes: Wind speed averages were observed to remain below the alternative requested 10 miles per hour and no instantaneous speeds <br /> exceeded 20 miles per hour No rainfall had occurred within the previous 2a hours of the monitoring event Therefore, site <br /> meteorological conditions were within the requested alternatives of the LIV1R requirements on the above mentioned date <br />