Table 1: Upper Limit for Unregulated Fill
Screening List for Metals

REGULATED SUBSTANCE

UPPER LIMIT (MG/KG)

Antimony 27
Arsenic 12
Barium and Compounds 8200
Beryllium

320

Boron and Compounds 6.7
Cadmium

38

Chromium III

190000

Chromium VI 190
Cobalt 24
Copper 8100
Lead 450
Mercury 10
Nickel 650

Selenium

26
Silver 84
Thallium 14
Tin 240
Vanadium 1500
Zinc 12000