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Industrial & Commercial Stack Emissions Testing

Stack Emissions Testing for Unmatched Compliance & Performance

Encino Environmental Services is at the forefront of the environmental industry in stack emissions testing. With over twenty years of experience in a wide variety of Title V compliance testing categories, we strive to provide our clients with comprehensive services and options. Supporting services of any scope and size, no stationary source job is too small or intricate for Encino Environmental Services.

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Industrial Stacks

Leading-Edge Mobile Stationary Source Emissions Testing Labs & Technical Expertise

Our trained personnel are equipped with the latest state-of-the-art equipment to ensure efficiency, reliability, and accuracy. In a field that is continuously evolving, it’s critical to update knowledge, equipment, and testing techniques, and we embrace these challenges.

Our staff understands the complexities of dealing with local, state, and federal regulatory entities, and we pride ourselves on bridging the gaps between our clients and those agencies. Encino Environmental Services will assist you from the beginning to the end of the process, from pre-compliance to compliance to performance, to keep your facility operating at peak efficiency while remaining cost-effective.

Key Benefits:

Proactive Communication and Immediate Results

Extensive Expertise

Diverse Title V Testing Services

State-of-the-Art Equipment and Techniques

Achieve Low Carbon Economy initiatives

  • Applications
  • Services
  • Testing By Facility Source

OGMP 2.0 (Level 4 and Level 5 “Gold Standard” reporting)

Meet NSPS OOOOb requirement

Comply with Method 21 LDAR (OOOOa, VVA, and additional permit conditions)

Support certified natural gas initiatives

Support Voluntary Emissions Reduction (VER) initiatives for Carbon Capture Credits and shelter from Methane Tax regulations and other emissions reduction goals

NSPS KKK compliance for gas plants

Regulatory Expertise and Support

CEMS RATAs (Relative Accuracy Test Audit)

Compliance Tests

CO, CO2, NOx, 02, and SO2, VOCs, PM, HCHO, NH3, and many more.

Diagnostic Tests

Control Equipment Recommendations

Flare CEMS RATAs

HCL/HF & H2S/TRS Monitoring

Instrumental Emission Testing

30-B Mercury

Mobile CEMS Laboratories

Particulate & Particulate CEMS Audit

Trial Burn Tests

Performance Tests

Pilot Plant Testing

Sampling During CEMS Downtime (Gap Filling)

Subpart JJJJ (Quad J) & Subpart ZZZZ (Quad Z)

Thermal Oxidizer Temperature Optimization

Total Hydrocarbons VOCs

Trial-Burn Tests

Visible Emissions (Opacity Monitoring)

Asphalt Plants

Baghouses

Baking Ovens

Boilers

Coating Lines

Data Centers

Compressor Stations/Engines

Thermal, Regenerative & Catalytic Oxidizers

Creamatories

Electric Arc Furnaces (EAFs)

Extruders

Hydrocarbon Flares

Incinerators

Lime Kilns

Landfills

Paint Booths

Power Plants/Turbines

Printing Presses

Regenerative Thermal Oxidizers (RTO’s)

Scrubbers

Thermal Oxidizers

RNG Facilities

Questions About Stack Testing?

We Have Answers!

Our experts have curated a Stack Emissions Testing FAQ that answers commonly asked questions about test methods, scheduling, site preparation, reporting, and more. Learn what happens at each stage of the stack testing process and what your team can do to prepare.  If you don’t see the information you’re looking for, our team is just a phone call or email away.

Explore the Stack Testing FAQs
Stack Emissions Testing FAQ

Stack Testing Service Locations

Encino Environmental Services offers stack testing services throughout the U. S. including all major basins:

Permian Stack Testing (Texas & New Mexico)

  • Delaware Basin – Western portion of the Permian, located mostly in West Texas and southeastern New Mexico

  • Midland Basin – Central part of the Permian, primarily in West Texas

  • Central Basin Platform – Lies between the Delaware and Midland basins

  • Northwest Shelf – Northeastern New Mexico and West Texas

Appalachian Region (Northeast U.S.)

  • Marcellus Shale – Pennsylvania, West Virginia, Ohio, New York

  • Utica Shale – Ohio, Pennsylvania, West Virginia

Gulf Coast Region (Texas, Louisiana, Mississippi)

  • Eagle Ford Shale – South Texas

  • Austin Chalk – Texas & Louisiana

  • Haynesville-Bossier Shale – East Texas and northwest Louisiana

  • Tuscaloosa Marine Shale – Louisiana & Mississippi

Midcontinent Region

  • Anadarko Basin – Western Oklahoma, Texas Panhandle, and southwest Kansas

  • Ardmore Basin – Southern Oklahoma

  • Arkoma Basin – Eastern Oklahoma and western Arkansas

  • Cherokee Platform – Northeastern Oklahoma and southeastern Kansas

Rocky Mountain Region

  • DJ Basin (Denver-Julesburg) – Colorado and Wyoming

  • Powder River Basin – Northeastern Wyoming

  • Piceance Basin – Western Colorado

  • Uinta Basin – Northeastern Utah

  • Greater Green River Basin – Southwest Wyoming

  • San Juan Basin – Northwestern New Mexico and southwestern Colorado

  • Big Horn Basin – North-central Wyoming

West Coast Region

  • San Joaquin Basin – Central California

  • Los Angeles Basin – Southern California

  • Ventura Basin – Southern California

LET'S TALK EMISSIONS

Give us a call to discuss your commercial or industrial stack emissions testing needs.

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What Stack Test Data Can Tell You Beyond Compliance

What A Stack Test Can Tell You Beyond PASS or FAIL

26 September 2026
One Engine, Multiple Rules: How JJJJ, ZZZZ, Air Permits and Testing Fit Together

Stationary Engine Compliance – One Engine Multiple Rules

25 September 2026

Particulate Matter Stack Testing

21 September 2026

Encino Environmental Services

Comprehensive Emissions Monitoring
& Compliance Solutions for Critial Infrastructure


We believe the future of industry belongs to companies that proactively manage emissions with better data, deeper expertise, and practical solutions that improve efficiency, support compliance, and help operations move forward with confidence.

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Encino Environmental Services

HEADQUARTERS

20302 Park Row Drive
Suite 1200
Katy, Texas 77449
(281) 201-3544


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  • About
    • Careers
    • Locations
    • Leadership
  • Industries
    • Oil & Gas
    • LNG
    • Data Centers
    • Manufacturing
    • Landfills
    • Agriculture
  • Compliance Services
    • Flare & ECD Net Heat Value (NHV) Vent Gas Testing
    • Stack Emissions Testing
    • Engine Emissions Performance Testing
    • Leak Detection & Repair (LDAR)
    • Enclosed Combustion Device (ECD) Performance Testing
    • Catalyst Washing Services
    • Instrumentation Calibration Services
    • Pressure Relief Valve (PRV) Testing & Valve Greasing
  • Monitoring
    • EmSat™ Satellite Emissions Detection
    • Continuous Emissions Monitoring
    • Mobile Continuous Emissions Monitoring
    • Flare Monitoring
  • Products
    • OGI Cameras
    • Enviromech™ Composite Thief Hatch
    • MOLE-DAS™ Combustion Intelligence System
    • SNITCH™ Tank Vapor Intelligence System
  • Advisory Services
    • Data Services and Management
    • Permitting and Regulatory Reporting
    • OGMP 2.0 Methane Reporting Support
  • News & Resources
  • Contact
Encino Environmental Services