OWP will be closed from 4:00 pm on Friday, December 20, 2024, until 8:00 am on Thursday, January 2, 2025, for Winter Break.
(All times are PST.)
For students in Canada: Due to the ongoing Canada Post strike, please use UPS or FedEx to return your scantrons for grading. You may take your exams online even if you received paper exams.
If exams are submitted: |
Course certificates will be mailed: |
By December 13th |
By December 20th |
After December 20th |
Early January |
Please note: Postmark dates will not be honored.
Water and Wastewater Terms Beginning O
A B C D E F G H I J K L M N O P Q R S T U V W Y Z
organic waste
Waste material that may come from animal or plant sources. Natural organic wastes generally can be consumed by bacteria and other small organisms. Manufactured or synthetic organic wastes from metal finishing, chemical manufacturing, and petroleum industries may not normally be consumed by bacteria and other organisms. Also see inorganic waste and volatile solids.