Northwestern Division / Columbia River / Reports Data
Columbia River Data Issues? If you are having problems with the https://www.nwd-wc.usace.army.mil website, please contact us or email us at 
NWD-RWCDS@usace.army.mil, and we'll send it to you.

Columbia River Links

External Links

Useful External Links

Useful External Links

Columbia Basin Documents, Reports, & Data

Project Reports & Data

Flood Risk Mgt. Requirements

Summary - Columbia River Flood Risk Mgt. Requirements

Percent Spill

Links become available once a month has occurred.
Spill Reports Dropdown

Total Spill Reports

Total Spill Reports Dropdown

Project Data

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Expand List item 23238Collapse List item 23238  Agency Specific Data
Expand List item 23233Collapse List item 23233   - BC Hydro Data
  • Libby, Albeni Falls, and Grand Coulee data: CWMS | CDB
Expand List item 23234Collapse List item 23234   - Bonneville Power Admin. Data
Expand List item 23236Collapse List item 23236   - NRCS Reports

Water Quality Data

Daily Project Data

Report:
Months back:

  

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Hourly Project Data

Report:
Date:  (mm/dd/yyyy)
or Days back:


  
Report will open in a new tab.

Yearly Project Data

ALF Albeni Falls Forebay Storage Inflow Outflow
CHJ Chief Joseph Forebay Storage Inflow Outflow
CHL Chelan Forebay Storage Inflow Outflow
DET Detroit Forebay Storage Inflow Outflow
DWR Dworshak Forebay Storage Inflow Outflow
FOS Foster Forebay Storage Inflow Outflow
FRN Fern Ridge Forebay Storage Inflow Outflow
GCL Grand Coulee Forebay Storage Inflow Outflow
HAH Howard Hanson Forebay Storage Inflow Outflow
HGH Hungry Horse Forebay Storage Inflow Outflow
IHR Ice Harbor Forebay - Inflow Outflow
LIB Libby Forebay Storage Inflow Outflow
LOS Lost Creek Forebay Storage Inflow Outflow
ROS Ross Forebay Storage Inflow Outflow

CAFE Historical Files

These files may be of use in correlating new data with historical CAFÉ data.

Historical Data

These files represent historical data for the period-of-record stored by the Corps of Engineers, through June 30, 2009.
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Expand List item 23249Collapse List item 23249  Historical Water Quality / Project Plots
The website you will be taken to is a USACE website.
Expand List item 25541Collapse List item 25541  Columbia River Basin Datasets
Expand List item 23193Collapse List item 23193  Hourly generation data - Period-of-record through 6/30/2009

These files represent hourly generation data for the period-of-record stored by the U.S. Army Corps of Engineers, through 30-Jun-2009 for the following projects:

Individual files are gzipped (www.gzip.org), and are also all contained in a single .zip archive.

For data from 1-Jul-2009 to the present, see our dataquery program.

Expand List item 23201Collapse List item 23201  Water Year Reports

Each .zip file contains multiple PDF files for the given water year. Right click to download the file.

Fish Passage Center Adult Salmon Counts

  1. WELLS DAM 07/16/2026

    Chinook Adult 509; Chinook Jack 13; Steelhead 4; Unclipped Steelhead 2; Sockeye 1976
    7/21/2026

  2. ROCKY REACH DAM 07/14/2026

    Chinook Adult 919; Chinook Jack 29; Steelhead 10; Unclipped Steelhead 2; Sockeye 1858; Lamprey 4
    7/21/2026

  3. ROCK ISLAND DAM 07/14/2026

    Chinook Adult 657; Chinook Jack 31; Steelhead 11; Unclipped Steelhead 3; Sockeye 1923; Lamprey 7
    7/21/2026

  4. WANAPUM DAM 07/18/2026

    Chinook Adult 673; Chinook Jack 7; Steelhead 33; Unclipped Steelhead 17; Sockeye 712; Lamprey 7
    7/21/2026

  5. PRIEST RAPIDS DAM 07/18/2026

    Chinook Adult 472; Chinook Jack 12; Steelhead 29; Unclipped Steelhead 10; Sockeye 405
    7/21/2026

  6. LOWER GRANITE DAM 07/20/2026

    Chinook Adult 31; Chinook Jack 5; Steelhead 9; Unclipped Steelhead 3; Shad 361; Sockeye 4; Lamprey 2
    7/21/2026

  7. LITTLE GOOSE DAM 07/20/2026

    Chinook Adult 36; Chinook Jack 5; Steelhead 27; Unclipped Steelhead 9; Sockeye 5; Lamprey 5
    7/21/2026

  8. LOWER MONUMENTAL DAM 07/20/2026

    Chinook Adult 48; Chinook Jack 3; Steelhead 47; Unclipped Steelhead 15; Sockeye 5; Lamprey 2
    7/21/2026

  9. ICE HARBOR DAM 07/20/2026

    Chinook Adult 45; Chinook Jack 11; Steelhead 88; Unclipped Steelhead 18; Shad 102; Sockeye 4; Lamprey 13
    7/21/2026

  10. MCNARY DAM 07/20/2026

    Chinook Adult 193; Chinook Jack 26; Steelhead 109; Unclipped Steelhead 44; Shad 3608; Sockeye 92; Lamprey 13
    7/21/2026

  11. JOHN DAY DAM 07/20/2026

    Chinook Adult 124; Chinook Jack 18; Steelhead 54; Unclipped Steelhead 24; Sockeye 60; Lamprey 22
    7/21/2026

  12. THE DALLES DAM 07/20/2026

    Chinook Adult 194; Chinook Jack 41; Steelhead 188; Unclipped Steelhead 103; Sockeye 53; Lamprey 37
    7/21/2026

  13. BONNEVILLE DAM 07/20/2026

    Chinook Adult 355; Chinook Jack 36; Steelhead 524; Unclipped Steelhead 278; Shad 1452; Sockeye 75; Lamprey 111
    7/21/2026

  14. WILLAMETTE FALLS 07/19/2026

    Chinook Adult 66; Chinook Jack 1; Steelhead 12
    7/21/2026