Interrogation Site Metadata
EHL - Entiat NFH Adult Ladder
Status: Active - Non-OperationalGeneral Operational Period: Seasonally
Start Date: 7/3/2013 12:00 AM
The EHL Adult Interrogation site is located in the Entiat National Fish Hatchery adult ladder. Entiat NFH is located west of Entiat, WA on the Entiat River 6.8 river miles upstream from the confluence with the Columbia River. Fish returning to the hatchery must travel approximately 483 river miles and negotiate passage through 8 mainstem Columbia River hydroelectric dams from initial entry from the Pacific Ocean. Two antennas monitored the ladder until July 2017, when a third antenna was installed.
Current Operations
| Last File Loaded: | EHL-2025-038-P-001.json |
| Date Last File Loaded: | 2/7/2025 3:20 PM |
| Date Last File Opened: | 2/7/2025 11:11 AM |
| Date Last File Closed: | 2/7/2025 2:11 PM |
| Last Observation Tag: | 3DD.003E57D209 |
| Last Observation Date: | 2/4/2025 7:11 PM |
| Detection Summary: | Last Day's Observations |
Contacts
Location
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.
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.