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Lead Air Pollution

Lead NAAQS Implementation Schedules

The following tables show what designated areas have to do to comply with the Clean Air Act and when the areas have to comply.

Pb NAAQS Implementation Timing First Round
Milestone Date
Signature - Final Rule October 15, 2008
State Monitoring
Network Plans to EPA
July 1, 2009 plan must contain all source-oriented monitors
State Designation
Recommendations to EPA
No later than October 15, 2009
Monitoring Network
Implementation
All source-oriented monitors operational by January 1, 2010
  For areas with existing monitoring networks and sufficient data:
Final Designations November 16, 2010
(effective date December 31, 2010)
Infrastructure SIPs No later than October 15, 2011
(3 yrs max after Pb NAAQS rulemaking)
Atttainment Demonstration SIPs
(including part D)
June 30, 2012
(18 month max after designations effective date)
Attainment Date December 31, 2015
(5 year max after designations effective date)
Pb NAAQS Implementation Timing Second Round
Milestone Date
Signature - Final Rule October 15, 2008
State Monitoring
Network Plans to EPA
July 1, 2009 plan must contain all source-oriented monitors
State Designation
Recommendations to EPA
No later than October 15, 2009
Monitoring Network
Implementation
All source-oriented monitors operational by January 1, 2010
  For areas with existing monitoring networks and sufficient data:
Final Designations  Effective date December 31, 2011 *
Infrastructure SIPs No later than October 15, 2011
(3 yrs max after Pb NAAQS rulemaking) *
Atttainment Demonstration SIPs
(including part D)
June 30, 2013
(18 month max after designations effective date) *
Attainment Date December 31, 2016
(5 year max after designations effective date) *

* For areas with existing monitoring networks and sufficient data