Your partner for quality environmental testing

Quality environmental testing

Advanced Technology Laboratories (ATL), dba of Environmental Treatment & Technology, Inc., has over 25 years of experience in environmental testing of air, water, soil and sediments for priority pollutants using EPA methods, APHA methods, and ASTM methods as approved by the Code of Federal Regulations.

We offer rush turnaround times, custom electronic data deliverables (EDD), and specialized samples analysis for emerging contaminants. 


  • DBE - California Unified Certification Program and Caltrans
  • MBE - Caltrans,  Public Utilities Commission
  • SBE - California Department of General Services
  • Soil Permit - US Department of Agriculture                        

3275 Walnut Avenue, Signal Hill  CA 90755 |  562.989.4045

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