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Message Time: March 28 2024 00:55:01.

Lower Granite Bypass and Spillway Analyses

Data Courtesy of Pacific States Marine Fisheries Commission

PIT Tag Lower Granite Bypass and Spillway Analysis

Lower Granite Bypass and Spillway Juvenile and Adult Daily Summary

Last Update: March 27 2024 07:55:01.
2024 Lower Granite Spillway (GRS) and Bypass (GRJ) Juvenile and Adult Daily Detection Summary
Water and Fish daily averages and totals calculated from hourly timestamps in Pacific Time with daylight savings
Calendar Date Spill Conditions Juveniles Adults
Outflow
(daily avg)
kcfs
Spill
(daily avg)
kcfs
Spill Hours
All Bays
Spill Hours
Spillbay 1
Percent Spill
in
Spillbay 1
Chinook Steelhead Coho Sockeye Chinook Steelhead Coho Sockeye
Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ)
Calendar Date Spill Conditions Juveniles Adults
Outflow
(daily avg)
kcfs
Spill
(daily avg)
kcfs
Spill Hours
All Bays
Spill Hours
Spillbay 1
Percent Spill
in
Spillbay 1
Chinook Steelhead Coho Sockeye Chinook Steelhead Coho Sockeye
Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ) Spillway (GRS)Bypass (GRJ)
YTD Total     15235113      1034    
2024-03-27NANA000.02         1     
2024-03-2645.88.92424100.15263       4     
2024-03-2548.78.42424100.014811      4     
2024-03-2446.77.82424100.048722      51    
2024-03-2347.48.12424100.01523       4     
2024-03-2249.28.1242395.89 1       4     
2024-03-2144.07.92424100.1821       151    
2024-03-2044.01.97699.826        5     
2024-03-1945.02.04499.7          61    
2024-03-1841.72.455100.1 1        31    
2024-03-1740.72.15599.3 1        2     
2024-03-1640.12.155100.01         2     
2024-03-1539.81.94499.8          3     
2024-03-1433.81.555100.1          2     
2024-03-1341.22.15699.7 2        1     
2024-03-1236.42.05599.1          1     
2024-03-1139.32.05599.8                
2024-03-1038.32.06599.9          2     
2024-03-0938.02.05499.1          1     
2024-03-0839.61.95499.8          1     
2024-03-0734.71.555100.1          2     
2024-03-0643.22.165100.7          5     
2024-03-0540.02.165100.6          3     
2024-03-0444.22.05499.9          1     
2024-03-0336.41.754100.4          9     
2024-03-0245.21.965100.41         9     
2024-03-0153.12.25599.2          7     
2024-02-2940.90.0000.0                
2024-02-2841.40.0000.0                
2024-02-2749.10.0000.0                
2024-02-2639.10.0000.0          1     
2024-02-2537.40.0000.0                
2024-02-2435.80.0000.0                
2024-02-2340.50.0000.0                
2024-02-2235.20.0000.0                
2024-02-2138.70.0300.0                
2024-02-2037.70.0100.0                
2024-02-1940.30.0000.0                
2024-02-1832.30.0000.0                
2024-02-1737.60.0000.0                
2024-02-1639.70.0000.0                
2024-02-1533.70.0000.0                
2024-02-1437.90.0000.0                
2024-02-1338.90.0000.0                
2024-02-1237.20.0000.0                
2024-02-1136.90.0000.0                
2024-02-1041.10.0000.0                
2024-02-0940.80.0000.0                
2024-02-0834.00.2300.0                
2024-02-0740.10.0000.0                
2024-02-0632.712.11100.0                
2024-02-0532.512.91800.0                
2024-02-0433.814.22400.0                
2024-02-0337.715.92400.0                
2024-02-0235.916.42400.0                
2024-02-0137.012.02400.0                
2024-01-3130.99.51200.0                
2024-01-3031.39.91200.0                
2024-01-2930.79.31100.0                
2024-01-2827.36.71100.0                
2024-01-2724.54.41100.0                
2024-01-2624.54.71200.0                
2024-01-2527.22.71200.0                
2024-01-2422.33.51200.0                
2024-01-2321.33.01300.0                
2024-01-2222.32.31100.0                
2024-01-2119.21.1500.0                
2024-01-2017.82.41200.0                
2024-01-1929.40.0000.0                
2024-01-1821.10.0000.0                
2024-01-1725.40.0000.0                
2024-01-1624.70.0000.0                
2024-01-1526.20.0000.0                
2024-01-1424.90.0000.0                
2024-01-1326.10.0000.0                
2024-01-1223.70.0000.0                
2024-01-1118.00.0000.0                
2024-01-1022.13.41200.0                
2024-01-0921.02.91300.0                
2024-01-0827.90.0000.0                
2024-01-0721.00.0000.0                
2024-01-0624.60.0000.0                
2024-01-0524.00.0000.0                
2024-01-0424.70.0000.0                
2024-01-0322.80.0000.0                
2024-01-0222.40.0000.0                
2024-01-0121.90.0000.0                

Lower Granite Bypass and Spillway Juvenile Downstream Detections Summary by Species

Last Update: March 27 2024 07:55:03.

2024 Juvenile Chinook Downstream Detections
Fish daily totals calculated from hourly timestamps in Pacific Time with daylight savings
Calendar Date Spillway and then Downstream, Unique TagIDs Detected Bypass and then Downstream, Unique TagIDs Detected
Spillway (GRS) Little Goose Lower Monumental Ice Harbor McNary John Day Bonneville Bypass (GRJ) Little Goose Lower Monumental Ice Harbor McNary John Day Bonneville
YTD Total1524     3511    
2024-03-272             
2024-03-26523     6 1    
2024-03-25141     8      
2024-03-2448      7      
2024-03-2315      2      
2024-03-229             
2024-03-218      2      
2024-03-202      6      
2024-03-19              
2024-03-18       11     
2024-03-17       1      
2024-03-161             
2024-03-15              
2024-03-14              
2024-03-13       2      
2024-03-12              
2024-03-11              
2024-03-10              
2024-03-09              
2024-03-08              
2024-03-07              
2024-03-06              
2024-03-05              
2024-03-04              
2024-03-03              
2024-03-021             

2024 Juvenile Steelhead Downstream Detections
Fish daily totals calculated from hourly timestamps in Pacific Time with daylight savings
Calendar Date Spillway and then Downstream, Unique TagIDs Detected Bypass and then Downstream, Unique TagIDs Detected
Spillway (GRS) Little Goose Lower Monumental Ice Harbor McNary John Day Bonneville Bypass (GRJ) Little Goose Lower Monumental Ice Harbor McNary John Day Bonneville
YTD Total11      3      
2024-03-263             
2024-03-251      1      
2024-03-242      2      
2024-03-233             
2024-03-221             
2024-03-211             
Query Notes