
Advanced Biogas Leak Detection for Landfills, Digesters, RNG, and Biogas Facilities
EPA-approved, drone-based methane emissions monitoring that delivers faster surveys, higher accuracy, and safer operations — all in one powerful solution.
“Sniffing for Dollars” Drone-Based Biogas Leak Detection for Landfills, Digesters, RNG, and Biogas Plants
Landfills, renewable natural gas (RNG), and biogas plants face a critical challenge: accurately detecting, controlling, and capturing biogas leaks. Methane is not only a potent greenhouse gas but also a profitable energy resource when collected. Missed leaks can result in regulatory violations and significant revenue loss. Sniffer Robotics delivers a smarter, faster, and more accurate solution with cutting-edge biogas leak detection technology, specifically designed for landfill, RNG, and Biogas operations.
Leveraging the revolutionary SnifferDRONE, featuring advanced CH4 detection systems, Sniffer Robotics empowers landfill operators and biogas plant operators to identify and pinpoint methane emissions in real time. Our technology automates emissions monitoring, offering the industry's most precise data collection system, improved safety for field operations, while optimizing renewable natural gas collection—protecting both your bottom line and the environment.

Leak Detection and
Deficiency Tagging
Aerial Leak Detection at Digestors and Lagoons
SnifferDRONE™, Thermal and Aerial imagery
Leak Quantification
Sniffer Robotics’ Methane Leak Detection Technology
Sniffer Robotics has developed a groundbreaking drone-based system designed specifically for methane leak detection. At the center of the solution is the SnifferDRONE™ CH₄ Gen II, an unmanned aerial vehicle equipped with a high-sensitivity methane sensor and a patented air sampling system. Unlike typical aerial sensors that detect methane in aerial plumes, the SnifferDRONE uses a patented flexible hose with a weighted nozzle to draw air samples from just 2 to 4 inches above the ground. This "hyper-local" sampling method captures methane concentrations directly at the leak source, enabling highly accurate detection of high- to-low-level fugitive emissions.
As the drone autonomously flies a programmed grid over a landfill surface or digester, it continuously logs methane readings linked to precise GPS coordinates. Thousands of data points are collected, including methane concentration levels (in parts per million) and environmental factors like wind speed. This information is processed through Sniffer Robotics’ cloud-based GIS platform, SnifferView™, which generates detailed full color heatmaps that highlight leak hotspots. Operators can easily visualize methane emissions across the site, pinpoint exact leak locations, and plan targeted repairs. Real-time updates are also available through the Sniffer Field Ops™ mobile app, making the data immediately actionable for compliance and maintenance teams.
Benefits of Advanced Biogas Leak Detection from Sniffer Robotics
Sniffer Robotics' approach delivers significant advantages compared to traditional walking surveys utilizing handheld detectors, providing more data that is more precise, efficient, for safer methane surface emissions monitoring.
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Accurate Detection
Accuracy Matters. The Sniffer method has been proven to collect 3 to 5 times more data points than traditional gas inspection methods.
Regulatory Validation
EPA-Approved Technology for Methane Monitoring
Sniffer Robotics' drone-based system is the only UAV method approved by the U.S. EPA as an alternative to traditional ground surveys:
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Recognized under Other Test Method (OTM) 51
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Listed as Alternative Method ALT-150
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Fully satisfies federal quarterly monitoring and Clean Air Act compliance
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Endorsed by the EPA as a "more comprehensive, more effective, and safer" alternative to walk-over inspections
Start Monitoring Smarter — Request a Demo Today
Don't let methane leaks go undetected or risk falling behind new regulatory standards. With Sniffer Robotics’ advanced biogas leak detection technology, you can ensure full compliance, protect valuable renewable energy resources, and improve operational efficiency — all with greater accuracy, speed, and safety.
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EPA-Approved Methane Emissions Monitoring
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Real-Time Landfill Surface Emissions Surveys
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Scalable Solutions for Landfills and RNG Facilities
Ready to see it in action?
Request a Demo or Contact Us today and take the first step toward smarter methane management.