Landfill Gas Monitors

For use in landfills to monitor landfill gas (LFG), migration control systems, gas extraction systems, flares, migration probes, LEL levels, subsurface fires and more. Geotech offers the GEM™ series of monitors.

• The GEM 500™
  Is an all weather, self contained portable monitor which uses a self-compensating gas analyzer. It has a rechargeable power supply for all day use, and an internal sample pump capable of drawing a gas sample at up to 70” vacuum WC. This light-weight portable unit integrates nine field instruments with one on-board computer.
• GEM 2000™
  The newest instrument from LANDTEC, is designed for analyzing LFG composition and calculating flow. The GEM 2000 combines the capabilities of the now discontinued GA-90 for monitoring gas migration probes and the GEM 500™ for monitoring gas extraction systems. The GEM 2000™ is Certified Intrinsically Safe and offers improved speed and accuracy.
  GEM 2000 PLUS
  Designed and filed proven to monitor landfill gas extraction systems accurately and efficiently. The GEM 2000 Plus offers all the advantages and capabilities of the GEM 2000, and adds the enhanced ability to read Carbon Monoxide and Hydrogen Sulfide.