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Manitoba waste code L4 Poisonous metalloid from wood preservative & smelting. Leachate limit 2.5 mg/L.

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  • Based on Manitoba Regulation 195/2015 and program guidance
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L4, Arsenic.

  • Manitoba Schedule C leachate codes

    Arsenic

Manitoba TCLP extract limit: 2.5 mg/L for Arsenic.

Poisonous metalloid from wood preservative & smelting. Manitoba sets a TCLP extract limit of 2.5 mg/L for arsenic.

Is Manitoba L4 hazardous waste?

Yes, when the Schedule C extract limit is met. L4 is a Category 4 Provincial Waste Code. Waste gets it when a Method 1311 extract holds arsenic at 2.5 mg/L or more.

The 3-digit provincial waste class goes in a separate field. It doesn't replace the UN Number or Provincial Waste Code.

For regulated hazardous waste, enter L4 in the UN Number or Provincial Waste Code field on the Manitoba movement document. Manitoba’s registration and shipment rules still apply.

What does Manitoba L4 cover?

This entry covers arsenic in a Method 1311 waste extract. A result of 2.5 mg/L or more meets the Schedule C limit and puts the waste in hazardous-waste Category 4.

Schedule
C
Hazardous-waste category
4
Recorded threshold
2.5 mg/L
Official wording
Hazardous Waste Regulation, M.R. 195/2015.php?reg=195%2F2015)

Is arsenic always Manitoba L4?

CodeWhen it fits
L4A Method 1311 extract holds arsenic at 2.5 mg/L or more.

Choose the code from what is in the waste, its test result and where it came from. Provincial registration and movement rules, federal cross-border controls and TDG classification are separate checks. One identifier doesn't replace them.

Which codes sit beside Manitoba L4?

CodeWhat it is
L32Aldicarb
L3Aldrin + dieldrin (insecticides)
L33Atrazine + N-dealkylated metabolites
L34Azinphos-methyl
L5Barium
L35Bendiocarb
L36Benzene
L37Benzo(a)pyrene