Hydrologic technician, Ann McGowan, shows OMSI representative a water quality sensor deployed in the Willamette River near OMSI. This sensor monitors water temperature, dissolved oxygen, chlorophyll, blue green algea, specific conductance and pH. The sensors need cleaned every 4-6 weeks.
Ann M McGowan
Ann McGowan is a hydrologic technician at the USGS Oregon Water Science Center.
Science and Products
![Blue sky day, Tilikum crossing suspension bridge in the background. See caption](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/media/images/image_1.png?itok=PWcGEv3S)
Hydrologic technician, Ann McGowan, shows OMSI representative a water quality sensor deployed in the Willamette River near OMSI. This sensor monitors water temperature, dissolved oxygen, chlorophyll, blue green algea, specific conductance and pH. The sensors need cleaned every 4-6 weeks.
Hydrologic technician Sylas Daughtrey works at a gagehouse on Columbia River at Stevenson, Washington
Hydrologic technician Sylas Daughtrey works at a gagehouse on Columbia River at Stevenson, Washington
Science and Products
![Blue sky day, Tilikum crossing suspension bridge in the background. See caption](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/media/images/image_1.png?itok=PWcGEv3S)
Hydrologic technician, Ann McGowan, shows OMSI representative a water quality sensor deployed in the Willamette River near OMSI. This sensor monitors water temperature, dissolved oxygen, chlorophyll, blue green algea, specific conductance and pH. The sensors need cleaned every 4-6 weeks.
Hydrologic technician, Ann McGowan, shows OMSI representative a water quality sensor deployed in the Willamette River near OMSI. This sensor monitors water temperature, dissolved oxygen, chlorophyll, blue green algea, specific conductance and pH. The sensors need cleaned every 4-6 weeks.
Hydrologic technician Sylas Daughtrey works at a gagehouse on Columbia River at Stevenson, Washington
Hydrologic technician Sylas Daughtrey works at a gagehouse on Columbia River at Stevenson, Washington