Some western states maintain their own metals content databases for fertilizer products even though products registered there are also nationally registered.

Each state database below provides information about metals content in fertilizer and/or soil amendment products registered there.

Click on a a state's map or name to view that state's fertilizing product metals content database.

Washington state map
Fertilizing products registered in the State of Washington have test results for the following metals:
Arsenic(As), Cadmium(Cd), Cobalt(Co), Lead(Pb), Molybdenum(Mo), Nickel(Ni), Selenium(Se), Zinc(Zn), and Mercury(Hg).
Oregon state map
Fertilizing and soil amendment products registered in the State of Oregon have test results for the following metals:
Arsenic(As), Cadmium(Cd), Lead(Pb), Nickel(Ni), and Mercury(Hg).