ECT2, a Montrose Environmental Group

ECT2Granular Activated Carbon (GAC)

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Granular Activated Carbon (GAC) technology has become a popular choice for drinking water applications due to its effectiveness in treating water with low levels of contamination. This technology has proven to be highly effective in meeting less stringent effluent standards, making it a reliable solution for ensuring the safety and quality of drinking water. Its use has been widely adopted by various industries and organizations that prioritize the provision of safe and clean drinking water with Carbon Adsorption Services.

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Advantages
  • Effective on PFAS, especially long-chain compounds
  • Not adversely impacted by elevated chloride concentrations
  • Effectively removes a variety of co-contaminants, including VOCs, SVOCs, TPH, etc
  • Can be regenerated (usually offsite)
Disadvantages
  • PFAS removal capacity is generally much lower than IEX resins
  • Significantly larger footprint than IEX resin
  • Fouls more quickly than Adsorptive Clay
  • Carbon regeneration occurs offsite and requires vessel evacuation and transportation
  • Breakthrough requires periodic replacement of the GAC