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Interrogation Site Metadata

LRH - Lewis River Hatchery Returns

Status:   Active - Operations Unspecified
Site Type: Hatchery Returns  |  Organization: PacifiCorp Energy
General Operational Period: Year Round
Start Date: 8/26/2020 12:00 AM

The Lewis River hatchery is located on the lower Lewis River at approximately river KM 25. The hatchery includes release structures, sort facilities, and multiple ponds/raceways. The interrogation site consists of a single flat plate antenna located on the adult sorting table.

Current Operations

Last File Loaded: LRH-2023-148-P-005.json
Date Last File Loaded: 5/29/2023 2:06 AM
Date Last File Opened: 5/28/2023 6:49 PM
Date Last File Closed: 5/28/2023 9:49 PM
Last Observation Tag: 3DD.003DE9432A
Last Observation Date: 12/6/2022 8:55 AM
Detection Summary: Last Day's Observations


Primary Contact:

Kyle Meier

Data Steward:

Mark Ferraiolo


Coordinates: 45.936517, -122.616282  |  River Km: 140.025

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.

Year Start Date End Date Comments
2022 1/1/2022 12:00 AM 1/1/2023 12:00 AM Start and end dates based on timer tags.
2021 1/1/2021 12:00 AM 1/1/2022 12:00 AM Start and end dates based on timer tags.
2020 8/26/2020 12:00 AM 1/1/2021 12:00 AM Start and end dates based on timer tags. See event logs for additional operational information.


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.

Select Configuration Number:
Start Date:  8/26/2020
End Date:  ----

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.

Select Equipment Type:
Equipment Code Description Start Date End Date


Event Log Summary

Event Date Event Type Comments

No Archived Event Logs