| Orenco Station Farmers' Market | 09/29/2024 10:00 am - 2:00 pm |
| Orenco Station Farmers' Market | 10/06/2024 10:00 am - 2:00 pm |
| Orenco Station Farmers' Market | 10/13/2024 10:00 am - 2:00 pm |
| Orenco Station Farmers' Market | 10/20/2024 10:00 am - 2:00 pm |
| Oregon Mandolin Orchestra | 01/31/2025 7:30 pm - 9:30 pm |
| Oregon International Air Show | - |
| Oregon Economic Development Association Annual Conference | - |
| Oregon Battle of the Books -- Letters from Cuba | 10/06/2022 3:30 pm - 4:30 pm |
| Oregon Battle of the Books -- Harbor Me | 10/20/2022 3:30 pm - 4:30 pm |
| Opening Celebration: Cornelius Pass Road Bridge Over Butternut Creek | 08/21/2024 3:30 pm - 4:30 pm |
| Open Office Hours: Climate-Friendly & Equitable Communities | 02/05/2024 11:00 am - 2:00 pm |
| Open Office Hours: Climate-Friendly & Equitable Communities | 02/08/2024 2:00 pm - 5:00 pm |
| Open House: Sanitary & Storm Sewer Local Service Fee | 04/10/2014 4:30 pm - 6:30 pm |
| Open House: Sanitary & Storm Sewer Local Service Fee | 04/24/2014 5:30 pm - 7:30 pm |
| Open House: Offer Your Input on New Local Service Fee Funding Scenarios | 06/13/2019 5:00 pm - 7:00 pm |
| Open House: Oak/Baseline/10th Avenue (OR8) | 04/17/2023 6:00 pm - 7:30 pm |
| Open House: New Public Works Facility | 04/08/2015 5:00 pm - 7:00 pm |
| Open House: NE Jackson School Rd Project | 02/27/2020 5:00 pm - 7:00 pm |
| Open House: NE Hidden Creek Drive Extension | 06/20/2019 5:00 pm - 7:00 pm |
| Open House: NE Grant Sidewalk Project | 06/11/2014 5:00 pm - 7:00 pm |
