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As a Maryland State Certified Water Quality Laboratory (#181), CEL specializes in water analysis for real estate transfers, drinking water, waste water and recreational waters.

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CEL is a leader in Water Testing for Maryland and Delaware.


We offer a host of water quality testing and inspection services.



  • Drinking Water
  • Waster Water
  • Recreational Water
  • Arsenic Testing
  • Radium Testing
  • Bacteria Testing
  • Nitrate Testing
  • Radon Testing
  • Fluoride Testing
  • Lead Testing
  • Copper Testing
  • Well Inspections
  • Septic Inspections
  • Chlorination Service