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HADCO

Comparison of Sludge Concentrations


Listing document HADCO Data (ppm)
measured/projected Derry Hudson Salem Owego Watsnvl
ppm) / (mg/1*) (1993)
(1994)
(1995)


Cadmium < 100 / 162.5 < 0.43 < 0.44 < 0.20 < 1.2
< 0.49 < 0.44 < 0.47 < 0.51 8
< 0.49 < 0.97 < 0.48 < 0.61 < 5
Chromium (Total) 3500 / 18485 < 1.06 < 48 < 110 66
/ < 1.22 82.6 59 74.6 54
/ 109 156 47.6 96.6 67
Cyanide
(Total)
/ 2146 4.4 N.D. N.D. 0
69.8 0.83 5.63 4.08 0
9.25 1.61 6.83 12.3 16
3.1 (1996)
Nickel 24310 447 40 1696 471
277 26.6 117 373 3220
444 55.5 283 466 1274

* Source - Development document for existing source pretreatment standards for the electro-plating point
source category. EPA 440/1-78-085. Feb, 1978





Annual Volume of F006 Sludge Shipped
(Tons/yr)



Year 1990 1991 1992 1993 1994 1995
Derry 360 334 336 347 208 199
Hudson 174 128 112 105 84 55
Owego 187 207 258 277 311 218
Salem 122 67 48 33 55 40
Subtotals 843 736 754 762 658 523


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