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Interrogation Site Metadata

GPT - Green Peter Dam Tailrace

Status:   Active - Operational
Site Type: Instream Remote Detection System  |  Organization: U.S. Geological Survey
General Operational Period: Year Round
Start Date:

A floating array in the tailrace of Green Peter Dam at rkm 9 on the Middle Fork Santiam River, OR. Three 10 ' antennas create one cross-channel array in a floating matrix structure about 240 meters downstream of Green Peter Dam. Each antenna is connected to a Biomark IS1001 transceiver and all antennas are multiplexed through an IS1001 MC connected to grid power. The site will be used to evaluate fish passage parameters through Green Peter and Foster Reservoirs.

Current Operations

Last File Loaded: GPT-2026-128-P-001.json
Date Last File Loaded: 5/14/2026 1:40 PM
Date Last File Opened: 5/8/2026 10:11 AM
Date Last File Closed: 5/14/2026 10:11 AM
Last Observation Tag: 3DD.007916FF40
Last Observation Date: 5/14/2026 2:29 AM
Detection Summary: Last Day's Observations
Contacts

Primary Contact:

Ian Jezorek
ijezorek@usgs.gov
509-528-2908
Location
Coordinates: 44.44762, -122.55119  |  River Km: 163.174.019.064.008
Operational History

Operational history describes the period the site was interrogating for PIT tags. The comments provide anecdotal information about the operation of the site during this period. Site operational periods are updated typically at the end of the calendar year.

Configuration

Configuration metadata includes details about the equipment used at the site to detect and record PIT tags. A new configuration sequence record is created when equipment is added or removed from the site and the period of time it was active. A configuration sequence without an End Date is currently active.

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Start Date:  4/16/2026
End Date:  ----

Site Configuration Diagrams:

Equipment History

Select a type to view the history of equipment installed at this site. A missing End Date implies the information about the equipment is current.

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Photos
Event Log Summary

No Archived Event Logs