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Stack and Source Emissions Testing
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Leak Detection and Fugitive Emissions Monitoring
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Ambient Air Monitoring
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Environmental Lab Services
EPA-approved stack testing for complex facilities
Decades of experience in air emissions testing means we deliver actionable insights on time, every time. No surprises, just results that keep your projects moving forward.
- Stack testing aligned with the latest EPA, state, and local requirements
- Combustion engineering and emissions profiling to inform emissions initiatives
- Advanced monitoring including continuous emissions monitoring (CEMS), predictive emissions monitoring (PEMS) and fourier transform infrared spectroscopy (FTIR)
- Data you can rely on for permitting, compliance and reporting
Leak detection programs built for accuracy, compliance and transparency
- LDAR compliance monitoring and program support
- Optical Gas Imaging (OGI) and advanced detection technologies
- Fugitive methane and VOC detection
- Reporting aligned with regulatory and consent decree requirements
Real-time monitoring that builds confidence with regulators and communities
- Fenceline and community air monitoring
- Real-time and mobile ambient systems
- Data visualization and transparent reporting
- Support for regulatory assurance and public engagement
In-house lab analysis to provide certainty in your data every step of the way
- Full environmental testing across air, water and soil
- Advanced and emerging methods, including PFAS support and OTM-50
- Reliable turnaround through direct integration with field teams
- Decades of experience and a range of national and state accreditations
Integrated Capabilities for any Challenge
We can help solve any air quality challenge, with testing, monitoring, laboratory analysis, and permitting insight delivered as one cohesive solution.
"The Montrose team are true experts and have been willing to roll-up their sleeves to create customized solutions to solve our most complex challenges."
Yousaf Hameed, Principal, Air Quality Planning, Clark County
Regulatory Fluency and Foresight
The regulatory landscape is creating uncertainty. Our team has deep experience across constantly changing (and often conflicting) national, federal, state, and local mandates to help clients build future-proof strategies.
Science-Based Solutions you can Rely on
Advanced Methods and Innovation
Rapid Odor Response Guide
How leading operators use real-time mobile labs to identify odor sources and quickly resolve emission events.
Proof in the Air: Choosing the Right Tools for Smarter Emissions Management
How real-time air monitoring technologies and integrated data strategies can give operators faster, defensible insights to strengthen compliance and community trust.
Bringing the Next Methane Blindspot into Focus
How leading operators are redefining fenceline monitoring for transparency and trust.
