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Main Office Location:
5001 S. Miami Blvd., Suite 300
Durham, NC 27703

Mailing Address:
P.O. Box 12077
Research Triangle Park, NC 27709

Phone: (919) 941-0333

Toll Free:

Fax: (919) 941-0234

Web Address:

Contact: Greg Pagett

Contact's e-Mail:

Additional Office Locations:
7209 E. Kemper Road , Cincinnati, OH 45249
Phone: (513) 489-6611    Fax: (513) 489-6619

Year Established: 1972

Testing Staff Size: 15

Certified V.E. Readers: 3

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U.S. EPA Test Methodologies:
1-4, 5, 5A-H, 6, 6A-C, 7, 7A-E, 8, 9, 10, 10A-B, 11, 12, 13A-B, 17, 18, 19, 20, 21, 23, 24, 24A, 25, 25A-B, 26, 26A, 29, 101, 101A, 102, 103, 104, 106, 108, 111, 201A, 202, 301, 306, SW-846 Methods, BIF Methods, and NIOSH Methods

Other U.S. EPA Test Methodologies:
(CTM-039) Measurement of PM 2.5 and PM 10 Emissions by Dilution Sampling (Constant Sampling Rate Procedures) Revised 7/04

Gaseous Monitoring:
O2, CO2, CO, NOX, SO2, VOC

On Site Sample Analysis/Titration: Pm, SO2, PM10

Gaseous Monitoring Dilution System:

Mobile Labs: 4

Isokinetic Sampling Trains: 6

Geographic Testing Area:
National & International

International Mobility: Yes

Ambient Air Monitoring: Yes

Industries Served: All Industries Including - Asphalt, Soil Remediation, Cement, Manufacturers (Glass, Steel, Plastics, Chemicals, etc.), Food & Beverage, Pulp/Paper, Power Generation, Medical/Municipal Waste Incinerators, Petroleum/Fuel, Printing/Packaging, Sugar Mills

MACTEC's air quality, permitting, and process engineers have been providing comprehensive stack testing services to industrial and government clients for over 30 years.


We have provided stack testing and related services to the US Environmental Protection Agency's (EPA) Emission Measurement Center for over a decade, and our Quality Assurance Project Plan is posted on their web site as an example to be followed by others. Through our EPA experience, we developed EPA Conditional Test Method 039, which measures fine particulate matter and condensibles using a dilution chamber.

To help our clients achieve cost-effective, successful compliance, MACTEC provides the following source testing services:

  • Agency Negotiations
  • Test Protocol & Site Preparations
  • Sampling Method Selection & Development
  • Control Equipment Efficiency Testing
  • Control Equipment & Process
    Operating Range Verification
  • Temporary/Total Enclosure Capture
    Efficiency & Verification Testing
  • Compliance Tests for all Criteria Including:
    • Hazardous Air Pollutants
    • PM 10, PM 2.5, & Condensibles Testing Using:
         - EPA Conditional Test Method 039
         - Trial Burn Tests
         - Relative Accuracy Test Audits (RATAs)
         - Process Optimization

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Visit Our Website ... 5001 S. Miami Blvd., Suite 300, Durham, NC 27703 ...
Phone: (919) 941-0333
    Fax: (919) 941-0234

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