Power Reactors (Division 1): Regulatory Guides 1.1 - 1.20

This page lists the number, title, publication date, and revisions for each regulatory guide in Division 1, "Power Reactors," with references to draft guides and related documents (where applicable).

See NRC Regulatory Guides for more general information.

Guide Number	Title	Rev.	Publish Date	Reviewed
1.1	Net Positive Suction Head for Emergency Core Cooling and Containment Heat Removal System Pumps (Safety Guide 1)	--	11/1970
1.2	Thermal Shock to Reactor Pressure Vessels (Withdrawn -- See 56 FR 36175, 07/31/1991)	W	07/1991
1.2		--	11/1970
1.3	Assumptions Used for Evaluating the Potential Radiological Consequences of a Loss of Coolant Accident for Boiling Water Reactors	2	06/1974	10/2010
		1	06/1973
		--	11/1970
1.4	Assumptions Used for Evaluating the Potential Radiological Consequences of a Loss of Coolant Accident for Pressurized Water Reactors	2	06/1974	10/2010
		1	06/1973
		--	11/1970
1.5	Assumptions Used for Evaluating the Potential Radiological Consequences of a Steam Line Break Accident for Boiling Water Reactors (Safety Guide 5)	--	03/1971	10/2010
1.6	Independence Between Redundant Standby (Onsite) Power Sources and Between Their Distribution Systems (Safety Guide 6)	--	03/1971
1.7	Control of Combustible Gas Concentrations in Containment + HISTORY - HISTORY DG-1117, Proposed Revision 3, published 08/2002 Prior to the issuance of DG-1117, RG 1.7 was entitled "Control of Combustible Gas Concentrations in Containment Following a Loss-of-Coolant Accident," to reflect its narrower original scope	3	03/2007
		2	11/1978
		1	09/1976
		--	03/1971
1.8	Qualification and Training of Personnel for Nuclear Power Plants + HISTORY - HISTORY DG-1084, Second Proposed Revision 3, published 03/1999 DG-1012, First Proposed Revision 3, published 09/1996 Draft OL 403-5, Third Proposed Revision 2, published 01/1985 Draft RS 807-5, Second Proposed Revision 2, published 09/1980 Draft RS 807-5, First Proposed Revision 2, published 02/1979	3	05/2000
		2	04/1987
		1-R	05/1977
		1	09/1975
		--	03/1971
1.9	Application and Testing of Safety-Related Diesel Generators in Nuclear Power Plants + HISTORY - HISTORY DG-1172, Proposed Revision 4, published 11/2006 Staff's responses to public comments on DG-1172 Prior to the issuance of DG-1172, RG 1.9 was entitled "Selection, Design, Qualification, and Testing of Emergency Diesel Generator Units Used as Class 1E Onsite Electric Power Systems at Nuclear Power Plants" DG-1021, Second Proposed Revision 3, published 04/1992 Draft RS 802-5, First Proposed Revision 3, published 11/1988	4	03/2007
		3	07/1993
		2	12/1979
		1	11/1978
		--	03/1971
1.10	Mechanical (Cadweld) Splices in Reinforcing Bars of Category I Concrete Structures (Withdrawn -- See 46 FR 37579, 07/21/1981)	W	07/1981
1.11	Instrument Lines Penetrating Primary Reactor Containment + HISTORY - HISTORY DG-1225, Proposed Revision 1, published 09/2009 Staff's responses to public comments on DG-1225 Prior to the issuance of Revision 1, RG 1.11 was entitled "Instrument Lines Penetrating Primary Reactor Containment (Safety Guide 11) Supplement to Safety Guide 11, Backfitting Considerations"	1	03/2010
1.11		--	03/1971
1.12	Nuclear Power Plant Instrumentation for Earthquakes + HISTORY - HISTORY DG-1033, Third Proposed Revision 2, published 02/1995 DG-1016, Second Proposed Revision 2, published 11/1992 Draft MS 140-5, First Proposed Revision 2, published 07/1981	2	03/1997
		1	04/1974
		--	03/1971
1.13	Spent Fuel Storage Facility Design Basis + HISTORY - HISTORY DG-1162, Second Proposed Revision 2, published 10/2006 Staff's responses to public comments on DG-1162 Draft CE 913-5, First Proposed Revision 2, published 12/1981 Revision 1 was issued for public comment on 12/1975	2	03/2007
		1	12/1975
		--	03/1971
1.14	Reactor Coolant Pump Flywheel Integrity	1	08/1975	01/2006
1.14	Reactor Coolant Pump Flywheel Integrity	--	10/1971	01/2006
1.15	Testing of Reinforcing Bars for Category I Concrete Structures (Withdrawn -- See 46 FR 37579, 07/21/1981)	W	07/1981
1.16	Reporting of Operating Information -- Appendix A Technical Specifications (for Comment) (Withdrawn -- See 74 FR 40244, 08/11/2009)	W	08/2009
		4	08/1975
		3	01/1975
		2	09/1974
		1	10/1973
		--	10/1971
1.17	Protection of Nuclear Power Plants Against Industrial Sabotage (Withdrawn -- See 56 FR 30777, 07/05/1991)	W	07/1991
1.18	Structural Acceptance Test for Concrete Primary Reactor (Withdrawn -- See 46 FR 37579, 07/21/1981)	W	07/1981
1.19	Nondestructive Examination of Primary Containment Liner Welds (Withdrawn -- See 46 FR 37579, 07/21/1981)	W	07/1981
1.20	Comprehensive Vibration Assessment Program for Reactor Internals During Preoperational and Initial Startup Testing + HISTORY - HISTORY DG-1163, Proposed Revision 3, published 11/2006 Staff's responses to public comments on DG-1163	3	03/2007
		2	05/1976
		1	06/1975
		--	12/1971