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New Hampshire Department of Environmental Services

State Implementation Plan (SIP)

A state implementation plan, or SIP, is a state’s blueprint for carrying out requirements of the Clean Air Act (CAA) essentially, but not exclusively, related to attainment and maintenance of the National Ambient Air Quality Standards (NAAQS). The NAAQS are set for six criteria pollutants: sulfur dioxide, ozone, carbon monoxide, lead, fine particulate matter and nitrogen dioxide, which are codified at 40 CFR Part 50. When EPA establishes a new NAAQS or revises an existing NAAQS, it sets in motion a series of actions to ensure that air quality throughout the country meets those standards. A SIP defines an individual state's role in this process. more…

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  • Felice Janelle, State Implementation Plan Analyst
    29 Hazen Drive; PO Box 95
    Concord, NH 03302-0095
    (603) 271-4848
    (603) 271- 1381 (fax)

NH Department of Environmental Services | 29 Hazen Drive | PO Box 95 | Concord, NH 03302-0095
(603) 271-3503 | TDD Access: Relay NH 1-800-735-2964 | Hours: M-F, 8am-4pm

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