15.18.04.12

.12 Table 2. Compost Cumulative Loading Limits (Maximum).

Regulated Heavy Metal Cumulative
Loadinga,b
A. Arsenic 37 lbs/acre
B. Cadmium 35 lbs/acre
C. Chromium 2,680 lbs/acres
D. Copper 1,340 lbs/acre
E. Lead 270 lbs/acre
F. Mercury 15 lbs/acre
G. Molybdenum 16 lbs/acre
H. Nickel 375 lbs/acre
I. Selenium 90 lbs/acre
J. Zinc 2,500 lbs/acre

(a) This is the maximum sum of all prior loadings to the soil.

(b) Compost shall have a pH greater than or equal to 5.5.