Immediately Dangerous to Life or Health (IDLH) Values

September 2013
NIOSH Docket Number 156

The development of Immediately Dangerous to Life or Health (IDLH) values has been a priority of the National Institute for Occupational Safety and Health (NIOSH) of the Centers for Disease Control and Prevention (CDC) since 1974. The primary objective of this Current Intelligence Bulletin (CIB) is to improve the scientific rationale and methodology behind the derivation of the IDLH values. The published version of this CIB is accessible via the NIOSH website at the following link: /niosh/docs/2014-100/

To view related dockets see Docket 156-A, Docket 156-B, and Docket 156-C.

Final Document and Responses to Reviewers’ Comments

Notice of availability of guidance document – FR Noticepdf icon [PDF – 68 KB]

Final Document – NIOSH Current Intelligence Bulletin (CIB) 66: Derivation of Immediately Dangerous to Life or Health (IDLH) Valuespdf icon [PDF – 2.34 MB]

NIOSH Responses to External Peer Reviewers’ Commentspdf icon [PDF – 570 KB]

NIOSH Response to Summarized Stakeholders’ (Public) Commentspdf icon [PDF – 645 kB]

Material Under Consideration

NIOSH DRAFT Current Intelligence Bulletin (CIB): Derivation of Immediately Dangerous to Life or Health (IDLH) Valuespdf icon [PDF – 4,605 KB]

Notice: 76FR4115; 1/24/11pdf icon [PDF – 160 KB]

Reviews

Submission to the Docket from William Finegan (Bensalem EMS); 2/9/11pdf icon [PDF – 913 KB]

Submission to the Docket from George Rusch (Private person); 2/17/11pdf icon [PDF – 1,569 KB]

Submission to the Docket from Ernest Falke (EPA); 3/1/11pdf icon [PDF – 7,132 KB]

Submission to the Docket from John Resta (Department of the Army); 3/9/11pdf icon [PDF – 6,851 KB]

Submission to the Docket from Jim Holler (ATSDR/CDC); 3/14/11pdf icon [PDF – 1,183 KB]

Submission to the Docket from John Morawetz (ICWUC Center for Worker Health & Safety Education); 3/21/11pdf icon [PDF – 2,697 KB]

Submission to the Docket from Peer Reviewer #1; 4/6/11pdf icon [PDF – 3,737 KB]

Submission to the Docket from Peer Reviewer #1; 9/6/11pdf icon [PDF – 1,901 KB]

Submission to the Docket from Peer Reviewer #2; 11/15/11pdf icon [PDF – 2,932 KB]

Page last reviewed: September 20, 2013