We offer online reporting that allows clients to track current and historical data. Also, clients are given a secure sign in and password to access their data. Turn around time is typically 5-7 business days and data will be posted immediately to their site. Grand Traverse Analytical is fully state certified by the State of Michigan DEQ in Inorganics Organics and Microbiology for the testing of public and private water supplies. We also test soil for Inorganics and Organics.