Stage data collected May 1968 to June 1970, Feb. 1991 to present. ORE Accusonic Model 7300 UVM installed Apr. 1997. Stage and velocity sensing equipment housed in room at warehouse. Data is recorded on a Campbell Scientific CR10X data logger.
USGS computer downloads data from data logger on a daily schedule.
An 18 inch diameter corrugated pipe well is attached to a wood piling directly under the gage house floor. The top of the well is at approximately 20 ft gage datum. The bottom of the well is capped and at elevation -1.0 ft gage datum. Several holes along the length of the well provide communication. Left bank transducers are located on the upstream and downstream ends of the dock.