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Alberta waste code PIGWST Scrapings & debris cleaned out of pipelines.

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PIGWST, Pipeline pigging material.

  • Alberta oilfield waste codes

    Pipeline pigging material

AER oilfield waste code.

Waste pushed out of pipelines by cleaning pigs, such as wax, sludge & scale. An AER oilfield code.

Is Alberta PIGWST hazardous waste?

Not from the code alone. Alberta PIGWST is pipeline pigging material in the AER oilfield-waste system. The waste must come from upstream facilities, wells or pipelines on that route. The code doesn’t say whether it is dangerous oilfield waste.

Dangerous oilfield waste stays on the AER route within Alberta and needs no Alberta hazardous-waste manifest unless it leaves Alberta. Record the AER code in the oilfield waste information. A regulated export also needs the federal movement assessment, and a generic industrial category doesn’t replace the AER code.

What does Alberta PIGWST cover?

Wax, liquid or other very viscous material that pigging removes from inside a pipeline. The code names the stream for the AER system. Its actual composition and properties still decide whether it is dangerous and how it is handled.

Is pipeline pigging material always Alberta PIGWST?

CodeWhen it fits
PIGWSTThe waste comes from the AER upstream oilfield route and is this material.

Origin matters. Waste from an unrelated industry doesn’t become oilfield waste because its material has a similar name.

Which codes sit beside Alberta PIGWST?

CodeWhat it is
IRNSPGiron sponge
LDDOPELead-based pipe dope or grease
LDTAPELead-based hydrogen-sulphide sensing tape
LUBOILHydrocarbon or synthetic lubricating oil
PROCHEMprocess chemicals
PROWTRprocess water
PSTHRBpesticides (also called herbicides)
SANDproduced sand