{"data":{"id":"us/40-cfr-197.30","jurisdiction":"us","citation":"40 CFR 197.30","heading":"What standards must DOE meet?","body":"The DOE must demonstrate that there is a reasonable expectation that, for 10,000 years of undisturbed performance after disposal, releases of radionuclides from waste in the Yucca Mountain disposal system into the accessible environment will not cause the level of radioactivity in the representative volume of ground water to exceed the limits in the following Table 1:\nTable 1—Limits on Radionuclides in the Representative Volume\nRadionuclide or type of radiation emitted Limit Is natural background included?\nCombined radium-226 and radium-228 5 picocuries per liter Yes.\nGross alpha activity (including radium-226 but excluding radon and uranium) 15 picocuries per liter Yes.\nCombined beta and photon emitting radionuclides 40 microsieverts (4 millirem) per year to the whole body or any organ, based on drinking 2 liters of water per day from the representative volume No.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER F—RADIATION PROTECTION PROGRAMS","PART 197—PUBLIC HEALTH AND ENVIRONMENTAL RADIATION PROTECTION STANDARDS FOR YUCCA MOUNTAIN, NEVADA","Subpart B—Public Health and Environmental Standards for Disposal"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"c2dcd7459fd0eb4e5f9d7253462c2c7182f6bd8cc88442ed6cdd6fab2d15b714","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-197.26","next":"us/40-cfr-197.31"},"notice":"GroundRules: Original legal text. Not legal advice."}