For over 23 years our laboratory team has worked hard to offer quality testing for all of your needs. From wastewater treatment plant testing to drinking water testing we offer personalized friendly service, as well as our popular auto-shipping program for on-going projects. Our microbiology lab is now expanded to include the identification of macroinvertebrates. AAA Laboratory is a Washington State Department of Ecology accredited environmental laboratory for wastewater analysis. One of our specialty areas is wastewater treatment plant (WWTP) monitoring and testing. For over 20 years our laboratory team has been helping our clients with all of their testing needs.