R313-22-90. Quantities of Radioactive Materials Requiring Consideration of the Need for an Emergency Plan for Responding to a Release. Refer to Subsection R313-22-32(8)  


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  • TABLE


                                        Release Quantity

    Radioactive Material(1) Fraction (curies)


    Actinium-228 0.001 4,000

    Americium-241 .001 2

    Americium-242 .001 2

    Americium-243 .001 2

    Antimony-124 .01 4,000

    Antimony-126 .01 6,000

    Barium-133 .01 10,000

    Barium-140 .01 30,000

    Bismuth-207 .01 5,000

    Bismuth-210 .01 600

    Cadmium-109 .01 1,000

    Cadmium-113 .01 80

    Calcium-45 .01 20,000

    Californium-252 .001 9

    (20 mg)

    Carbon-14 .01 50,000

                                         Non CO

    Cerium-141 .01 10,000

    Cerium-144 .01 300

    Cesium-134 .01 2,000

    Cesium-137 .01 3,000

    Chlorine-36 .5 100

    Chromium-51 .01 300,000

    Cobalt-60 .001 5,000

    Copper-64 .01 200,000

    Curium-242 .001 60

    Curium-243 .001 3

    Curium-244 .001 4

    Curium-245 .001 2

    Europium-152 .01 500

    Europium-154 .01 400

    Europium-155 .01 3,000

    Germanium-68 .01 2,000

    Gadolinium-153 .01 5,000

    Gold-198 .01 30,000

    Hafnium-172 .01 400

    Hafnium-181 .01 7,000

    Holmium-166m .01 100

    Hydrogen-3 .5 20,000

    Iodine-125 .5 10

    Iodine-131 .5 10

    Indium-114m .01 1,000

    Iridium-192 .001 40,000

    Iron-55 .01 40,000

    Iron-59 .01 7,000

    Krypton-85 1.0 6,000,000

    Lead-210 .01 8

    Manganese-56 .01 60,000

    Mercury-203 .01 10,000

    Molybdenum-99 .01 30,000

    Neptunium-237 .001 2

    Nickel-63 .01 20,000

    Niobium-94 .01 300

    Phosphorus-32 .5 100

    Phosphorus-33 .5 1,000

    Polonium-210 .01 10

    Potassium-42 .01 9,000

    Promethium-145 .01 4,000

    Promethium-147 .01 4,000

    Ruthenium-106 .01 200

    Radium-226 .001 100

    Samarium-151 .01 4,000

    Scandium-46 .01 3,000

    Selenium-75 .01 10,000

    Silver-110m .01 1,000

    Sodium-22 .01 9,000

    Sodium-24 .01 10,000

    Strontium-89 .01 3,000

    Strontium-90 .01 90

    Sulfur-35 .5 900

    Technetium-99 .01 10,000

    Technetium-99m .01 400,000

    Tellurium-127m .01 5,000

    Tellurium-129m .01 5,000

    Terbium-160 .01 4,000

    Thulium-170 .01 4,000

    Tin-113 .01 10,000

    Tin-123 .01 3,000

    Tin-126 .01 1,000

    Titanium-44 .01 100

    Vanadium-48 .01 7,000

    Xenon-133 1.0 900,000

    Yttrium-91 .01 2,000

    Zinc-65 .01 5,000

    Zirconium-93 .01 400

    Zirconium-95 .01 5,000

    Any other beta-gamma emitter .01 10,000

    Mixed fission products .01 1,000

    Mixed corrosion products .01 10,000

    Contaminated equipment, beta-gamma .001 10,000

    Irradiated material, any form

       other than solid noncombustible .01 1,000

    Irradiated material, solid

       noncombustible .001 10,000

    Mixed radioactive waste, beta-gamma .01 1,000

    Packaged mixed waste, beta-gamma(2) .001 10,000

    Any other alpha emitter .001 2

    Contaminated equipment, alpha .0001 20

    Packaged waste, alpha(2) .0001 20

    Combinations of radioactive

       materials listed above(1) ----- -----

         (1) For combinations of radioactive materials,

    consideration of the need for an emergency plan is required

    if the sum of the ratios of the quantity of each radioactive

    material authorized to the quantity listed for that material

    in Section R313-22-90 exceeds one.

         (2) Waste packaged in Type B containers does not require

    an emergency plan.