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TABLE 11-6 SUMMARY OF BIOACCUMULATIVE MONITORING DATA <br /> m <br /> T N <br /> N c0 <br /> DESCRIPTION Z, y a ti <br /> :3co <br /> p m <br /> d <br /> ¢] x C c K U2 <br /> g w a o <br /> EFFLUENT DATA <br /> Sample Period Begin Sep-95 Apr-94 Apr-94 Apr-94 Apr-94 NA <br /> Sample Date End Jul-96 Apr-00 Apr-00 Apr-00 Apr-00 NA <br /> Sample Count 12 11 11 ill 9 0 <br /> #of Detects 12 1 1 1 0 NA <br /> Reporting Limit <0.002 Varied Varied Varied Varied NA <br /> Max. Rpt. Conc. (pg/I) 0.016 0.025 0.10 0.058 <4 NA <br /> Mean (Ng/1) 0.0094 <0.32 <0.33 <0.39 <0.7 <br /> Standard Deviation (Ng/1) 0.0056 <0.66 <0.66 <0.64 <1.2 <br /> BACKGROUND DATA <br /> Sample Location R1 R1 R1 R1 R1 <br /> Sample Period Begin Sep-95 May-94 May-94 May-94 May-94 NA <br /> Sample Date End Jul-96 Jun-98 Jun-98 Jun-98 Jun-98 NA <br /> Sample Count 11 22 22 22 22 <br /> Number of Detections 11 0 0 0 0 <br /> Reporting Limit <0.002 Varied Varied Varied Varied <br /> Max. Rpt. Conc. (ug/1) 0.023 0.025 0.1 0.058 <1 NA <br /> Mean (pg/l)l 0.010 <0.0111 <0014 <0.040 <0.27 <br /> Standard Deviation (Ng/I) 0.0064 <0.013 < 0.012 < 0.081 <br /> Estimated Max. Effluent Conc.lz 0.031 0.121 0.0696 <br /> INTERIM MASS LOADING <br /> Date of detection(s) 10/95-8/96 Apr-97 Jul-95 Nov-96 <br /> Average Flow Rate for Period (mgd) 32.2 32 32 32 — <br /> Average concentration (Ng/1) 0.0094 0.03 0.12 0.0696 <br /> Daily Mass Loading (lbs) 0.0025 0.0080 0.032 0.019 <br /> Yearly Mass Loading (Ibs)(') 0.92 3.2 12.9 7.5 NA NA <br /> (1) Only data using clean technique sampling and analysis considered for this evaluation <br /> (2)An uncertainty factor of 1.2 was used to calculate the estimated maximum effluent concentration <br /> for Lindane, Endrin Aldehyde, and 4,4'-DDT. <br /> (3)A 10% growth factor was included in the calculation of the interim yearly mass loadings for <br /> Lindane, Endrin Aldehyde, and 4,4'-DDT. <br />