SSI offers full scale oxygen transfer testing in accordance with ASCE-2006 and ATV-M209, as well as laboratory scale off gas testing and process water field testing services in accordance with ASCE-1996. All tests are conducted by an independent engineer in accordance with specifications for diffuser density, submergence, and airflux rate. Correction to 1000 mg/l TDS is available. SSI also maintains a growing library of existing test reports that may approximate your project’s site condition. This is provided free of charge, if your project can make use of an existing test report with a similar configuration. Certification by a Professional Engineer is available. SSI Aeration can conduct SOTE testing throughout the year and the service is available for analyzing pilot studies as well as for alpha factor testing.