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Interrogation Site Metadata

MHP - Merwin Hydroeletric Project

Status:   Active - Operations Unspecified
Site Type: Adult Fishway  |  Organization: PacifiCorp Energy
General Operational Period: Year Round
Start Date: 3/3/2015 12:00 AM

The Merwin Adult Collection Facility is located at Merwin Dam. Adult fish enter the facility through the adult fish ladder where they are trapped and hoisted via an elevator into the sorting facility. Fish pass through the CWT and PIT tag readers before being discharged onto a sorting table where they are examined, possibly tagged, and sorted to one of four different destinations: downstream, hatchery surplus, hatchery broodstock, upstream of Swift reservoir.

Current Operations

Last File Loaded: MHP-2024-117-P-002.json
Date Last File Loaded: 4/26/2024 9:10 AM
Date Last File Opened: 4/26/2024 5:50 AM
Date Last File Closed: 4/26/2024 5:50 AM
Last Observation Tag: 3DD.003E2182E3
Last Observation Date: 4/25/2024 8:27 AM
Detection Summary: Last Day's Observations

Contacts

Primary Contact:

Benjamin Winkler
benjamin.winkler@merck.com

Data Steward:

Mark Ferraiolo
mark.ferraiolo@pacificorp.com
360-225-4446

Location

Coordinates: 45.956473, -122.555457  |  River Km: 140.031

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
2024
2023 1/1/2023 12:00 AM 1/1/2024 12:00 AM Start and end dates based on timer tags.
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 1/1/2020 12:00 AM 1/1/2021 12:00 AM Start and end dates based on timer tags. See event logs for additional operational information.
2019 1/1/2019 12:00 AM 12/31/2019 12:00 AM Start and end dates based on timer tags.
2018 1/1/2018 12:00 AM 1/1/2019 12:00 AM Start and end dates based on timer tags.
2017 2/24/2017 12:00 AM 1/1/2018 12:00 AM Start and end dates based on timer tags.
2016 1/1/2016 12:00 AM 10/14/2016 12:00 AM Start and end dates based on file open and close dates.
2015 3/3/2015 12:00 AM 1/1/2016 12:00 AM Start and end dates based on file open and close dates.

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.

Select Configuration Number:
Start Date:  10/19/2016
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.

Select Equipment Type:
Equipment Code Description Start Date End Date

No Photos

Event Log Summary

Event Date Event Type Comments

No Archived Event Logs