Event date: 8/8/2024 9:00 AM - 1:00 PM Export event Vincent.Cramer@suffolkcountyny.gov / Wednesday, January 10, 2024 / Categories: Uncategorized INST 100 Conventional Septic System Installation (4 TCH) (online only) Click here for more information. Next Article OWT 171 Nitrogen Removing Biofilters (NRBs) on Long Island, NY (4 TCH) IN PERSON (classroom and field) Print 104