{"data":{"id":"us-va/12vac5-481-3740","jurisdiction":"us-va","citation":"12VAC5-481-3740","heading":"Quantities of radioactive materials requiring consideration of the need for an emergency plan for responding to a release","body":"Radioactive material1\n\nRelease fraction\n\nQuantity (curies)\n\nActinium-228\n\n0.001\n\n4,000\n\nAmericium-241\n\n.001\n\n2\n\nAmericium-242\n\n.001\n\n2\n\nAmericium-243\n\n.001\n\n2\n\nAntimony-124\n\n.01\n\n4,000\n\nAntimony-126\n\n.01\n\n6,000\n\nBarium-133\n\n.01\n\n10,000\n\nBarium-140\n\n.01\n\n30,000\n\nBismuth-207\n\n.01\n\n5,000\n\nBismuth-210\n\n.01\n\n600\n\nCadmium-109\n\n.01\n\n1,000\n\nCadmium-113\n\n.01\n\n80\n\nCalcium-45\n\n.01\n\n20,000\n\nCalifornium-252\n\n.001\n\ng (20 mg)\n\nCarbon-14 (non-carbon dioxide)\n\n.01\n\n50,000\n\nCerium-141\n\n.01\n\n10,000\n\nCerium-144\n\n.01\n\n300\n\nCesium-134\n\n.01\n\n2,000\n\nCesium-137\n\n.01\n\n3,000\n\nChlorine-36\n\n.5\n\n100\n\nChromium-51\n\n.01\n\n300,000\n\nCobalt-60\n\n.001\n\n5,000\n\nCopper-64\n\n.01\n\n200,000\n\nCurium-242\n\n.001\n\n60\n\nCurium-243\n\n.001\n\n3\n\nCurium-244\n\n.001\n\n4\n\nCurium-245\n\n.001\n\n2\n\nEuropium-152\n\n.01\n\n500\n\nEuropium-154\n\n.01\n\n400\n\nEuropium-155\n\n.01\n\n3,000\n\nGermanium-68\n\n.01\n\n2,000\n\nGadolinium-153\n\n.01\n\n5,000\n\nGold-198\n\n.01\n\n30,000\n\nHafnium-172\n\n.01\n\n400\n\nHafnium-181\n\n.01\n\n7,000\n\nHolmium-166m\n\n.01\n\n100\n\nHydrogen-3\n\n.5\n\n20,000\n\nIodine-125\n\n.5\n\n10\n\nIodine-131\n\n.5\n\n10\n\nIndium-114m\n\n.01\n\n1,000\n\nIridium-192\n\n.001\n\n40,000\n\nIron-55\n\n.01\n\n40,000\n\nIron-59\n\n.01\n\n7,000\n\nKrypton-85\n\n1.0\n\n6,000,000\n\nLead-210\n\n.01\n\n8\n\nManganese-56\n\n.01\n\n60,000\n\nMercury-203\n\n.01\n\n10,000\n\nMolybdenum-99\n\n.01\n\n30,000\n\nNeptunium-237\n\n.001\n\n2\n\nNickel-63\n\n.01\n\n20,000\n\nNiobium-94\n\n.01\n\n300\n\nPhosphorus-32\n\n.5\n\n100\n\nPhosphorus-33\n\n.5\n\n1,000\n\nPolonium-210\n\n.01\n\n10\n\nPotassium-42\n\n.01\n\n9,000\n\nPromethium-145\n\n.01\n\n4,000\n\nPromethium-147\n\n.01\n\n4,000\n\nRadium-226\n\n.001\n\n100\n\nRuthenium-106\n\n.01\n\n200\n\nSamarium-151\n\n.01\n\n4,000\n\nScandium-46\n\n.01\n\n3,000\n\nSelenium-75\n\n.01\n\n10,000\n\nSilver-110m\n\n.01\n\n1,000\n\nSodium-22\n\n.01\n\n9,000\n\nSodium-24\n\n.01\n\n10,000\n\nStrontium-89\n\n.01\n\n3,000\n\nStrontium-90\n\n.01\n\n90\n\nSulfur-35\n\n.5\n\n900\n\nTechnitium-99\n\n.01\n\n10,000\n\nTechnitium-99m\n\n.01\n\n400,000\n\nTellurium-127m\n\n.01\n\n5,000\n\nTellurium-129m\n\n.01\n\n5,000\n\nTerbium-160\n\n.01\n\n4,000\n\nThulium-170\n\n.01\n\n4,000\n\nTin-113\n\n.01\n\n10,000\n\nTin-123\n\n.01\n\n3,000\n\nTin-126\n\n.01\n\n1,000\n\nTitanium-44\n\n.01\n\n100\n\nVanadium-48\n\n.01\n\n7,000\n\nXenon-133\n\n1.0\n\n900,000\n\nYttrium-91\n\n.01\n\n2,000\n\nZinc-65\n\n.01\n\n5,000\n\nZirconium-93\n\n.01\n\n400\n\nZirconium-95\n\n.01\n\n5,000\n\nAny other beta-gamma emitter\n\n.01\n\n10,000\n\nMixed fission products\n\n.01\n\n1,000\n\nMixed corrosion products\n\n.01\n\n10,000\n\nContaminated equipment beta-gamma\n\n.001\n\n10,000\n\nIrradiated material, any form other than\n\nsolid noncombustible\n\n.01\n\n1,000\n\nIrradiated material, solid noncombustible\n\n.001\n\n10,000\n\nMixed radioactive waste, beta-gamma\n\n.01\n\n1,000\n\nPackaged mixed waste, beta-gamma2\n\n.001\n\n10,000\n\nAny other alpha emitter\n\n.001\n\n2\n\nContaminated equipment, alpha\n\n.0001\n\n20\n\nPackaged waste, alpha2\n\n.0001\n\n20\n\nCombinations of radioactive materials\n\nlisted above1\n\n1For 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 this section exceeds one.\n\n2Waste packaged in Type B containers does not   require an emergency plan.","path":["Title 12. Health","Agency 5. Department of Health","Chapter 481. Virginia Radiation Protection Regulations","Part XVII. Schedules","Article 7. Notification"],"source_url":"https://law.lis.virginia.gov/admincode/title12/agency5/chapter481/section3740/","current_through":"2026 Regular Session (effective July 1, 2026)","vintage":"","retrieved_at":"2026-09-14T04:50:33Z","sha256":"671284a8399cc15a57a8a6e717cceabd6723cb7c525530aec5f526d1a9244e45","source_id":"us-va-vac","stale":false,"prev":"us-va/12vac5-481-3730","next":"us-va/12vac5-481-3750"},"notice":"GroundRules: Original legal text. Not legal advice."}