Laserfiche WebLink
January 19, 1983 <br /> Project 116-i. --- <br /> 3 <br /> 16-i. .;3 - <br /> TABLE 3 - WASTEWATER ANALYSES (Mg/1) <br /> (DECEMBER)' <br /> Pond 1 Pond 2 Pond 3 Pond 4 Pond 5 <br /> pH Empty Empty 9.2 8.6 6..4 <br /> E.C. (mmho/cm) 3890 3460 5000 <br /> Cl 524 514 1168 - <br /> Na 1065 2800, 3180 <br /> C +3 <br /> r 4.0 4.0 2.7 <br /> Cr+6 <br /> i <br /> As 0.92 0.12 0.71 <br /> Note: Analyses by California Water Labs, Modesto, Californis <br /> < = "less than„ <br /> collected int.erference. pr..evented .:representative analysis. <br /> During December, 1982, 100 cu. yds. of FMC waste and an estimated 600 gallons <br /> of leachate were placed in storage in an embankment enclosure on the north <br /> end of Group 1 Trench #2. The prescribed analysis of this leachate is shown <br /> on Table 4, below. We request permission to transfer this leachate to <br /> Evaporation Pond #3. The sump pipes in Group 1 Trenches #1, #2 and #3 are <br /> dry. All sumps will henceforth, be checked monthly and results will be reported <br /> quarterly. <br /> TABLE 4 - LEACHATE ANALYSIS (mg/1) <br /> (South end of Trench #3) <br /> Date January 19, 1983 <br /> Volume 600 gallons <br /> E.C. (umhos/cm) 6780 <br /> TDS 5392 <br /> Hardness (total) 91.5 <br /> pH 11.2 <br /> HCO 3 Nil <br /> Cl 50.1 <br /> Fe <0-'0 5 <br /> CO3 d 216 <br /> As .010 <br /> Soo 309 <br /> 9ktac_lssociates <br /> • c <br />