As a water and/or waste water professional, you work all kinds of shifts, 7 days a week. We are always happy to receive your phone, fax, or e-mail message. We process registrations and return messages Monday through Friday, 8:30 AM through 4:30 PM. Registrations are always responded to first thing during regular weekday office hours. In addition to your choice of fax or e-mail, directions to our class locations are ALWAYS postal mailed to the work or home address you provide to us.