PDFWAC 173-441-080

Standardized methods and conversion factors incorporated by reference.

(1) The materials incorporated by reference by EPA in 40 C.F.R. § 98.7, are incorporated by reference in this chapter for use in the sections of this chapter that correspond to the sections of 40 C.F.R. Part 98 referenced here.
(2) Table A–2 of this section provides a conversion table for some of the common units of measure used in this chapter.
Table A-2:
Units of Measure Conversions
To convert from
To
Multiply by
Kilograms (kg)
Pounds (lbs)
2.20462
Pounds (lbs)
Kilograms (kg)
0.45359
Pounds (lbs)
Metric tons
4.53592 x 10-4
Short tons
Pounds (lbs)
2,000
Short tons
Metric tons
0.90718
Metric tons
Short tons
1.10231
Metric tons
Kilograms (kg)
1,000
Cubic meters (m3)
Cubic feet (ft3)
35.31467
Cubic feet (ft3)
Cubic meters (m3)
0.028317
Gallons (liquid, US)
Liters (l)
3.78541
Liters (l)
Gallons (liquid, US)
0.26417
Barrels of liquid fuel (bbl)
Cubic meters (m3)
0.15891
Cubic meters (m3)
Barrels of liquid fuel (bbl)
6.289
Barrels of liquid fuel (bbl)
Gallons (liquid, US)
42
Gallons (liquid, US)
Barrels of liquid fuel (bbl)
0.023810
Gallons (liquid, US)
Cubic meters (m3)
0.0037854
Liters (l)
Cubic meters (m3)
0.001
Feet (ft)
Meters (m)
0.3048
Meters (m)
Feet (ft)
3.28084
Miles (mi)
Kilometers (km)
1.60934
Kilometers (km)
Miles (mi)
0.62137
Square feet (ft2)
Acres
2.29568 x 10-5
Square meters (m2)
Acres
2.47105 x 10-4
Square miles (mi2)
Square kilometers (km2)
2.58999
Degrees Celsius (°C)
Degrees Fahrenheit (°F)
°C = (5/9) x (°F - 32)
Degrees Fahrenheit (°F)
Degrees Celsius (°C)
°F = (9/5) x (°C + 32)
Degrees Celsius (°C)
Kelvin (K)
K = °C + 273.15
Kelvin (K)
Degrees Rankine (°R)
1.8
Joules
Btu
9.47817 x 10-4
Btu
MMBtu
1 x 10-6
Pascals (Pa)
Inches of Mercury (in Hg)
2.95334 x 10-4
Inches of Mercury (in Hg)
Pounds per square inch (psi)
0.49110
Pounds per square inch (psi)
Inches of Mercury (in Hg)
2.03625
[Statutory Authority: RCW 70A.15.2200. WSR 22-05-050 (Order 21-07), § 173-441-080, filed 2/9/22, effective 3/12/22. Statutory Authority: Chapters 70.94, 70.235 RCW. WSR 16-19-047 (Order 15-10), § 173-441-080, filed 9/15/16, effective 10/16/16; WSR 15-04-051 (Order 13-13), § 173-441-080, filed 1/29/15, effective 3/1/15. Statutory Authority: 2010 c 146, and chapters 70.235 and 70.94 RCW. WSR 10-24-108 (Order 10-08), § 173-441-080, filed 12/1/10, effective 1/1/11.]