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New Hampshire Department of Environmental Services
PUBLIC GOVERNMENT BUSINESS A to Z LIST

Air Emissions Monitoring for Stationary Sources
Compliance monitoring of a stationary source can be accomplished on either a continuous or an intermittent basis. Some stationary sources use a continuous emission monitoring (CEM) system which is permanently installed on a stack or process ductwork to measure the emissions of one or more pollutants. The emissions data is recorded, averaged and stored by a computer data acquisition system (DAS). Instead of, or in addition to, the CEM system measurements, a source may conduct a one-time or periodic compliance emissions test to measure the magnitude of one or more of its emissions. A test typically consists of three discrete measurement runs, each run lasting one or more hours depending on the test method and pollutant concentration(s). more …

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  • EPA Method 9 certification and re-certification (i.e. Smoke School) is held in New Hampshire each year in approximately late April/early May and late September/early October. Specific dates and times, locations and details of the next scheduled training will be included on the NHDES Calendar of Events as more information is known.

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  • Raymond Walters
    Program Manager
    Compliance Measurement and Data Programs
    NHDES Air Resources Division
    29 Hazen Drive; PO Box 95
    Concord, NH 03302-0095
    (603) 271-6288
    (603) 271-1381 (fax)
    raymond.walters@des.nh.gov
  • Michael O’Brien
    Section Supervisor
    Testing and Monitoring Section
    NHDES Air Resources Division
    29 Hazen Drive; PO Box 95
    Concord, NH 03302-0095
    (603) 271-6546
    (603) 271-1381 (fax)
    michael.obrien@des.nh.gov

 

 

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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

copyright 2014. State of New Hampshire