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HRS Rule, Table 2-5, Page 51591

Tier Measure Units Equation for assigning valuea
A Hazardous constituent quantity (C) lb C
Bb Hazardous wastestream quantity (W) lb W/5,000
Cb Volume (V)    
  Landfill yd3 V/2,500
  Surface impoundment yd3 V/2.5
  Surface impoundment
    (buried /backfilled)
yd3 V/2.5
  Drumsc gallon V/500
  Tanks and containers other than drums yd3 V/2.5
  Contaminated soil yd3 V/2,500
  Pile yd3 V/2.5
  Other yd3 V/2.5
Db Area (A)    
  Landfill ft2 A/3,400
  Surface impoundment ft2 A/13
  Surface impoundment
ft2 A/13
  Land treatment ft2 A/270
  Piled ft2 A/13
  Contaminated soil ft2 A/34,000

a Do not round to nearest integer.

b Convert volume to mass when necessary: 1 ton=2,000 pounds=1 cubic yard=4 drums=200 gallons.

c If actual volume of drums is unavailable, assume 1 drum=50 gallons.

d Use land surface area under pile, not surface area of pile.


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