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Interrogation Site Metadata

TD1 - The Dalles East Fish Ladder

Status:   Active - Operational
Site Type: Adult Fishway  |  Organization: Pacific States Marine Fisheries Commission
General Operational Period: Year Round
Start Date: 2/12/2013 9:30 AM

This site monitors the east fish ladder at The Dalles Dam. Two antennas are installed at the counting window where the channel is narrowed to allow fish to be seen through the counting window.

Current Operations

Last File Loaded: TD1-2022-176-P-016.json
Date Last File Loaded: 6/25/2022 5:01 PM
Date Last File Opened: 6/25/2022 3:00 PM
Date Last File Closed: 6/25/2022 4:00 PM
Last Observation Tag: 3DD.003D31E5CC
Last Observation Date: 6/25/2022 4:58 PM
Detection Summary: Last Day's Observations


Primary Contact:

Don Warf

Data Steward:

Nicole Tancreto


Coordinates: 45.619099, -121.119685  |  River Km: 308

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
2021 1/26/2021 12:00 AM 12/3/2021 12:00 AM
2020 1/30/2020 10:00 AM 12/14/2020 12:00 AM
2019 1/15/2019 8:30 AM 12/1/2019 12:00 AM
2018 3/8/2018 10:00 AM 12/4/2018 12:00 AM
2017 3/7/2017 12:00 AM 12/1/2017 12:00 AM
2016 1/1/2016 12:00 AM 12/1/2016 12:00 AM Ladder dewatered January 5-February 25.
2015 1/29/2015 12:00 AM 1/1/2016 12:00 AM
2014 1/22/2014 12:00 AM 12/2/2014 12:00 AM
2013 2/12/2013 9:30 AM 12/5/2013 12:00 AM First year of operations. Ladder dewatered on December 5.


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:  2/7/2013
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


Event Log Summary

This displays the last 25 events, to see the full history, log in to the Dashboard and go to Interrogation Site > Event Logs.

Event Date Event Type Comments
6/16/2022 7:04:39 AM ErrorsCleared Short noise event.
6/2/2022 7:35:20 AM ErrorsCleared
6/1/2022 8:33:46 AM ErrorsCleared
5/28/2022 9:10:38 AM ErrorsCleared Short noise event.
4/13/2022 9:30:00 AM GMC

Checked and tuned transceivers.

4/11/2022 12:00:00 PM General

Examination of secondary data shows that no detections occurred during the 5 minute gap on 04-06-2022.

4/6/2022 9:50:00 AM GMC

Checked and tuned transceivers. Replaced UPS1 and UPS2 with Lieberts,

3/8/2022 11:00:00 AM General

Upgraded M5 to version 1.8.8 on primary and secondary PCs.  Disabled WLAN services. Uploaded M5 config files. Tested comms to all transceivers.


3/8/2022 10:00:00 AM General

Examination of secondary data shows that no detections occurred during the 3 minute gap on 3-8-2022.

2/28/2022 10:00:00 AM General

Patch file TD1-2022-059-X-009.json was submitted with id 30752025 to fill data gap on 2-28-2022.

2/11/2022 3:00:00 AM General

Patch file TD1-2022-042-X-002.json was submitted with id 30713027 to fill data gap on 2/11/2022.

1/15/2022 8:31:13 AM ErrorsCleared These alarms were caused by ladder operations.
1/15/2022 8:28:58 AM SiteUp

The Ladder was returned to service.

12/3/2021 7:35:11 AM SiteDown

The ladder is out of service for winter maintenance.

11/12/2021 1:00:00 PM General

Examination of secondary data shows that no detections occurred during the 60 minute gap on 11-12-2021

10/29/2021 7:48:44 AM ErrorsCleared The noise report did not show any increase in noise that is of concern. 
10/19/2021 2:00:00 PM General

Patch file TD1-2021-292-X-002.json was submitted with id 30529211 to fill data gap on 11/18/2021.  The gap was created by DCP maintenance.

10/19/2021 11:00:00 AM General

Upgraded data collection platform hardware to IPCs and software to M5.

9/28/2021 9:24:00 AM General

Called Gorgenet to report outage for both PIT locations. Left message with tech support , will update when more info is available.

7/30/2021 7:10:50 AM ErrorsCleared Short noise event.
7/11/2021 9:10:10 AM ErrorsCleared Noted.
7/10/2021 9:03:03 AM ErrorsCleared
7/7/2021 11:34:08 AM ErrorsCleared
6/30/2021 7:31:49 AM ErrorsCleared High temp alarms not uncommon this time of year.
6/29/2021 7:04:31 AM ErrorsCleared High temp not uncommon this time of year.

Archived Event Logs