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When Edward S. Babcock founded E.S. Babcock & Sons, Inc. in 1906, he understood the value of accurate environmental testing, along with the special needs of that time. Today, in the same tradition, Babcock Laboratories supplies a versatile range of environmental testing; providing analysis and support that meet both state and federal regulations for drinking water, wastewater, storm water, groundwater, soils, and hazardous materials.

Babcock Laboratories has one of the most highly regarded testing reputations in the industry, and takes great pride in providing accurate environmental testing to a wide-range of customers, dedicated to giving the same care and service that their founder, Edward Babcock, provided in the early years.

Babcock Labs is a participant in new method development, working with government and peer labs, as well as regulatory agencies, to advance and establish new analytical techniques. We set the highest standards possible. ESB understands the value of accurate results. Our labs provide customized analytical services by combining the latest improvements in analytical methods with the latest equipment.

Located in Riverside, CA, in a state-of-the-art 21,300-square-foot facility, Babcock Laboratories is now one of the largest and most productive, privately held full-service, environmental testing commercial facilities in the state. What started as a modest mining and agricultural testing laboratory has grown into a 65+ employee environmental testing company.

We provide high quality chemical testing services for customers ranging from large corporations to individual property owners, supporting each in meeting requirements for both state and federal regulations. We are skilled in our understanding of upcoming environmental regulations, and provide our clients with accurate information. For more information about our history, click here.


  • 2012 – Babcock Labs earns certification from the EPA for testing under the third cycle of the Unregulated Contaminant Monitoring Rule (UCMR 3).
  • 2012 - Babcock Labs receives accreditation through A2LA for bacteriological testing of beverage and food products.
  • 2011 – Babcock Labs files a Request to Participate in UCMR 3 to begin the EPA approval process.
  • 2008 – Sampling and analysis for UCMR 2 begins. Babcock Labs is a proven leader in providing quality laboratory services.
  • 2007 – All 5 UCMR 2 methods applied for and approved by the EPA.
  • 2006 – Babcock Labs files a Request to Participate in UCMR 2 to begin the EPA approval process.
  • 2002 – 2005 – Babcock Labs analyzes more than 2000 samples for over 30 local utilities and agencies for the State and Federal UCMR programs.
  • 2001 – Babcock Labs earns certification from the EPA for testing under the first cycle of the Unregulated Contaminant Monitoring Rule (UCMR).
  • 1998 – When the EPA requires special laboratory approval under the Information Collection Rule (ICR), Babcock Labs receives EPA’s approval and provides testing for drinking water clients.
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