Workgroups & Teams

WY2025 Current Conditions for the Salmon Monitoring Team

DCC Operations

graphic Catch Index Knights Landing, Sacramento Trawls, Sacramento Beach Seines (10/1/2024 - 12/31/2024)
Catch Index Knights Landing, Sacramento Trawls, Sacramento Beach Seines (10/1/2024 - 12/31/2024)
Alerts for Environmental Surrogates (Flow and Temperature)
Date Knights Landing RST: Winter Chinook: Catch Index Knights Landing RST: Older Chinook: Catch Index Sacramento Trawls: Older Chinook: Catch Index Sacramento Beach Seines: Older Chinook: Catch Index Alert: Catch Index > 5 Alert: Catch Index 3 < X ≤ 5
2024-12-30     1.6 2.3    
2024-12-29            
2024-12-28            
2024-12-27     3.2 5.3 SacBeach 5.3 SacTrawl 3.2
2024-12-26     0      
2024-12-25            
2024-12-24            
2024-12-23 0 0 0.8 0    
2024-12-22 0 0        
2024-12-21 0 0        
2024-12-20 0 0 0 1.3    
2024-12-19 7.8 8.2     KNLOlder 8.2
KNLWinter 7.8
 
2024-12-18 5.5 6.9 0.8 0 KNLOlder 6.9
KNLWinter 5.5
 
2024-12-17            
2024-12-16     2.4 4.8   SacBeach 4.8
2024-12-15            
2024-12-14            
2024-12-13 0 0        
2024-12-12 0 0 0 0    
2024-12-11 1.0 1.0 0 0    
2024-12-10 0 0        
2024-12-09 0 0 0 0    
2024-12-08 0.5 0.5        
2024-12-07 0 0        
2024-12-06 0.7 1.4 0 1.6    
2024-12-05 1.2 1.2        
2024-12-04 1.3 1.3 0 0    
2024-12-03 0 0        
2024-12-02     0 2.0    
2024-12-01            
2024-11-30            
2024-11-29       1.6    
2024-11-28            
2024-11-27     15.2 3.0 SacTrawl 15.2  
2024-11-26     27.2   SacTrawl 27.2  
2024-11-25     21.6 4.0 SacTrawl 21.6 SacBeach 4.0
2024-11-24            
2024-11-23            
2024-11-22       0    
2024-11-21 0 0 0      
2024-11-20 0 0 0 0    
2024-11-19 0 0        
2024-11-18 0 0 0 0    
2024-11-17 0 0        
2024-11-16 0 0        
2024-11-15 0 0 0 0    
2024-11-14 0 0 0      
2024-11-13 0 0   0    
2024-11-12 0 0 0 0    
2024-11-11 0 0        
2024-11-10 0 0        
2024-11-09 0 0        
2024-11-08 0 0 0 0    
2024-11-07 0 0        
2024-11-06 0 0 0 0    
2024-11-05 0 0        
2024-11-04 0 0 0 0    
2024-11-03 0 0        
2024-11-02 0 0        
2024-11-01 0 0   0    
2024-10-31 0 0 0      
2024-10-30 0 0 0 0    
2024-10-29 0 0        
2024-10-28 0 0 0 0    
2024-10-27 0 0        
2024-10-26 0 0        
2024-10-25 0 0 0 0    
2024-10-24 0 0        
2024-10-23 0 0 0 0    
2024-10-22 0 0        
2024-10-21 0 0 0 0    
2024-10-20 0 0        
2024-10-19 0.5 0.5        
2024-10-18 0 0 0 0    
2024-10-17 0 0 0 0    
2024-10-16 0 0 0      
2024-10-15 0 0   0    
2024-10-14 0 0        
2024-10-13 0 0        
2024-10-12 0 0        
2024-10-11 0 0 0 0    
2024-10-10 0 0        
2024-10-09 0 0 0 0    
2024-10-08 0 0        
2024-10-07     0 0    
2024-10-06            
2024-10-05            
2024-10-04 0 0 0 0    
2024-10-03 0 0        
2024-10-02 0 0 0 0    
2024-10-01 0 0        
0 value indicates sampling occurred. Calculations generated by SacPAS. Data Courtesy of USFWS Lodi and CDFW via StreamNet.

Part 1: DCC operations by Knights Landing or Sacramento Catch Indices (PA 4-56)
Monitoring period: 1 October-30 November
Water quality criteria per D-1641 are met and either the Knights Landing Catch Index or Sacramento Catch Index is greater than 5.0 fish per day (close until both < 3/day)
Water quality criteria per D-1641 are met, either Knights Landing Catch Index or the Sacramento Catch Index are greater than 3.0 fish per day but less than or equal to five fish per day. (closed for 3 days)

Alerts: Deer Creek, Mill Creek, Wilkins Slough, Knights Landing

Daily Average Flow and Temperature Last 7 Days
Date Mill Creek (MLM): mean daily flow (cfs) Mill Creek (MLM): flow percent change Mill Creek (MLM): Alert Deer Creek (DCV): mean daily flow (cfs) Deer Creek (DCV): flow percent change Deer Creek (DCV): Alert Wilkins Slough (WLK): mean daily flow (cfs) Knights Landing RST: water temperature (f) WLK-KNL: Alert
3/28/2025 786.0 7.9% Flow>95cfs 882.1 18.2% Flow>95cfs 17796.4    
3/27/2025 728.7 15.3% Flow>95cfs 746.5 6.0% Flow>95cfs 19055.0    
3/26/2025 632.1 5.3% Flow>95cfs 704.1 3.2% Flow>95cfs 20273.2    
3/25/2025 600.5 13.7% Flow>95cfs 682.0 3.3% Flow>95cfs 21529.6    
3/24/2025 528.2 10.0% Flow>95cfs 660.3 -2.5% Flow>95cfs 22210.5    
3/23/2025 480.0 -1.3% Flow>95cfs 677.6 -7.1% Flow>95cfs 22396.9    
3/22/2025 486.2 -6.2% Flow>95cfs 729.7 -10.0% Flow>95cfs 22496.5    
Calculations generated by SacPAS. Data Courtesy of CDEC and CDFW via StreamNet.

Monitor Deer Creek and Mill Creek for average daily flow >95 cfs or >50% change from prior day

Monitor for both conditions: Wilkins Slough average daily flow >7500 cfs and Knights Landing temperature <56.3F

Juvenile Sampling

Juvenile Sampling Summary for 03/22/2025-03/28/2025 (last 7 days) and 03/15/2025-03/21/2025 (previous 7 days)

Juvenile Sampling Summary for 03/22/2025-03/28/2025 (last 7 days) and 03/15/2025-03/21/2025 (previous 7 days)
Date RangeData ItemButte Creek Diversion and RSTTisdale Weir RSTKnights Landing RSTLower Feather River RSTLower Sacramento River RSTSacramento Trawls (@ Sherwood Harbor)Sacramento Beach SeinesChipps Island TrawlsMossdale Trawls
Date RangeData ItemButte Creek Diversion and RSTTisdale Weir RSTKnights Landing RSTLower Feather River RSTLower Sacramento River RSTSacramento Trawls (@ Sherwood Harbor)Sacramento Beach SeinesChipps Island TrawlsMossdale Trawls
03/22/2025-03/28/2025Min Sample Date2025-03-222025-03-222025-03-242025-03-262025-03-232025-03-24
03/22/2025-03/28/2025Max Sample Date2025-03-242025-03-232025-03-282025-03-272025-03-242025-03-26
03/22/2025-03/28/2025Days with Sampling320200
03/22/2025-03/28/2025Fall Chinook13124237200
03/22/2025-03/28/2025Spring Chinook171078417621
03/22/2025-03/28/2025Winter Chinook001050
03/22/2025-03/28/2025LateFall Chinook000000
03/22/2025-03/28/2025Chinook (ad-clip)21020000
03/22/2025-03/28/2025Steelhead (natural)000000
03/22/2025-03/28/2025Steelhead (ad-clip)000000
03/22/2025-03/28/2025Avg Flow (cfs)885.120603.020822.616749.849309.349309.350545.64233.7
03/22/2025-03/28/2025Avg Water Temp (F)11.242.855.155.154.762.6
03/22/2025-03/28/2025Avg Turbidity (NTU)19.511.738.338.340.3
03/15/2025-03/21/2025Min Sample Date2025-03-152025-03-152025-03-152025-03-152025-03-162025-03-17
03/15/2025-03/21/2025Max Sample Date2025-03-212025-03-172025-03-162025-03-212025-03-212025-03-21
03/15/2025-03/21/2025Days with Sampling732300
03/15/2025-03/21/2025Fall Chinook9935451631
03/15/2025-03/21/2025Spring Chinook1422381171
03/15/2025-03/21/2025Winter Chinook100020
03/15/2025-03/21/2025LateFall Chinook000000
03/15/2025-03/21/2025Chinook (ad-clip)5121500
03/15/2025-03/21/2025Steelhead (natural)000000
03/15/2025-03/21/2025Steelhead (ad-clip)000000
03/15/2025-03/21/2025Avg Flow (cfs)1205.619570.319123.118079.244993.244993.242088.03847.3
03/15/2025-03/21/2025Avg Water Temp (F)10.242.441.542.251.451.456.3
03/15/2025-03/21/2025Avg Turbidity (NTU)28.323.84.312.052.5
source of Avg Flow (cfs)Butte Creek nr Chico (BCK)Colousa (COL)Wilkins Slough (WLK)Boyd's Landing (FSB)Verona (VON)Freeport (FPT)Freeport (FPT)Delta OutFlow (DTO)Vernalis (VNS)
source of Avg Water Temp (F)Butte CreekTisdale WeirKnights LandingLower Feather RiverLower Sacramento RiverHood (SRH)Hood (SRH)Chipps Island TrawlsVernalis (VNS)
source of Avg Turbidity (NTU)Butte CreekTisdale WeirKnights LandingLower Feather RiverLower Sacramento RiverSacramento TrawlsSacramento TrawlsChipps Island TrawlsMossdale Trawls
  • Butte Creek Diversion and RST: Preliminary data from CDFW via CalFish; subject to revision.
  • Tisdale Weir RST: Preliminary data from CDFW via CalFish and CDEC; subject to revision.
  • Knights Landing RST: Preliminary data from CDFW via CalFish and CDEC; subject to revision. Turbidity is a discrete measure. KNL measured in FTU which should be roughly equivalent to NTU.
  • Lower Feather River RST: Preliminary data from CDFW via CalFish; subject to revision.
  • Lower Sacramento River RST: Preliminary data from CDFW via CalFish; subject to revision.
  • Sacramento Trawls (@ Sherwood Harbor): Preliminary data from USFWS Lodi and CDEC; subject to revision.
  • Sacramento Beach Seines: Preliminary data from USFWS Lodi and CDEC; subject to revision.
  • Chipps Island Trawls: Preliminary data from USFWS Lodi and CDEC; subject to revision.
  • Mossdale Trawls: Preliminary data from USFWS Lodi and CDEC; subject to revision.
  • Averages: calculated for all non-null data points within the 7 day reporting period.

Historical Migration Pattern for "Today"

Average Percent by 03/28, with 95%CI, of annual emigrating population for juveniles of each species of interest captured at the following locations and salvaged at SWP and CVP Delta facilities
Species Red Bluff Diversion Dam Tisdale RST Knights Landing RST Sac Trawl (Sherwood) Catch Index Chipps Island Trawl Catch Index Salvage
Chinook, LAD Winter-run, Unclipped 99.8%
(99.7%,100.0%)
BY: 2015 - 2023
99.7%
(99.4%,100.0%)
BY: 2015 - 2023
99.5%
(98.8%,100.2%)
BY: 2015 - 2023
78.0%
(61.1%,95.0%)
BY: 2015 - 2023
45.0%
(26.6%,63.4%)
BY: 2015 - 2023
82.3%
(72.2%,92.4%)
WY: 2015 - 2024
Chinook, LAD Spring-run, Unclipped 48.1%
(24.2%,72.1%)
BY: 2015 - 2023
32.9%
(18.7%,47.1%)
BY: 2015 - 2023
46.1%
(25.6%,66.6%)
BY: 2015 - 2023
14.9%
(6.7%,23.2%)
BY: 2015 - 2023
0.7%
(0.2%,1.2%)
BY: 2015 - 2023
7.4%
(-2.1%,16.9%)
WY: 2015 - 2024
Steelhead, Unclipped (January-December) 3.5%
(1.7%,5.3%)
BY: 2015 - 2024
55.0%
(33.1%,76.9%)
BY: 2015 - 2024
55.1%
(34.6%,75.5%)
BY: 2015 - 2024
61.2%
(35.7%,86.7%)
BY: 2015 - 2024
51.4%
(32.8%,70.0%)
BY: 2015 - 2024
 
Chinook, DNA Winter-run, Unclipped (Water Year)           81.0%
(66.0%,96.0%)
WY: 2020 - 2024
Steelhead, Unclipped (Water Year)           52.8%
(42.3%,63.3%)
WY: 2015 - 2024
Calculations generated by SacPAS Migration Timing and Conditions by Cohort and Salvage Timing. Data Courtesy of USFWS, Red Bluff; CDFW via StreamNet and CDEC; USFWS, Lodi.

Delta STARS Estimates

Current estimates generated by the Delta STARS tool. STARS Predicted Survival, Travel-Time and Routing for Late-Fall Run and Winter Run Chinook. Delta STARS developed by USGS Quantitative Fisheries Ecology Section and deployed by SacPAS.

Delta STARS Survival and Routing Estimates
StockDateRouteParameterEstimateLower 80% Credible LimitUpper 80% Credible Limit
Winter Chinook2025-03-27OverallMedian Travel Time5.1374.55085.3809
Winter Chinook2025-03-27OverallSurvival0.5960.548070.64233
Winter Chinook2025-03-27Sacramento RiverMedian Travel Time4.78745
Winter Chinook2025-03-27Sacramento RiverRouting Probability0.643850.621560.668
Winter Chinook2025-03-27Sacramento RiverSurvival0.640490.586960.69203
Winter Chinook2025-03-27Yolo BypassMedian Travel Time9.726910
Winter Chinook2025-03-27Yolo BypassRouting Probability000
Winter Chinook2025-03-27Yolo BypassSurvival0.625210.494640.74654
Winter Chinook2025-03-27Sutter SloughMedian Travel Time4.99355
Winter Chinook2025-03-27Sutter SloughRouting Probability0.130630.11490.14658
Winter Chinook2025-03-27Sutter SloughSurvival0.540290.470650.61017
Winter Chinook2025-03-27Steamboat SloughMedian Travel Time4.59145
Winter Chinook2025-03-27Steamboat SloughRouting Probability0.110550.095350.12629
Winter Chinook2025-03-27Steamboat SloughSurvival0.621880.551060.68903
Winter Chinook2025-03-27Interior DeltaMedian Travel Time7.78478
Winter Chinook2025-03-27Interior DeltaRouting Probability0.114970.099130.13157
Winter Chinook2025-03-27Interior DeltaSurvival0.385950.286320.49601
Late-fall Chinook2025-03-27OverallMedian Travel Time10.5337.790314.476
Late-fall Chinook2025-03-27OverallSurvival0.411950.305250.50673
Late-fall Chinook2025-03-27Delta Cross ChannelMedian Travel TimeNANANA
Late-fall Chinook2025-03-27Delta Cross ChannelRouting Probability000
Late-fall Chinook2025-03-27Delta Cross ChannelSurvivalNANANA
Late-fall Chinook2025-03-27Georgiana SloughMedian Travel Time16.03310.34624.373
Late-fall Chinook2025-03-27Georgiana SloughRouting Probability0.2760.2190.38
Late-fall Chinook2025-03-27Georgiana SloughSurvival0.185250.0821360.35235
Late-fall Chinook2025-03-27Sacramento RiverMedian Travel Time8.56326.148413.146
Late-fall Chinook2025-03-27Sacramento RiverRouting Probability0.460.3580.522
Late-fall Chinook2025-03-27Sacramento RiverSurvival0.548930.397820.65998
Late-fall Chinook2025-03-27Sutter and Steamboat SloughMedian Travel Time9.12116.325214.296
Late-fall Chinook2025-03-27Sutter and Steamboat SloughRouting Probability0.2640.23390.292
Late-fall Chinook2025-03-27Sutter and Steamboat SloughSurvival0.425740.233950.59066

Loss&Salvage Predictor Estimates

Current estimates generated by the Loss and Salvage Predictor tool. Predicts loss and/or salvage of endangered steelhead and winter run Chinook salmon at the CVP and SWP pumping facilities at the southern end of the Sacramento-San Joaquin Delta. Available Decemer to mid-June.

plot Estimates of Winter-run Chinook Loss generated by Loss and Salvage Predictor tool
Estimates of Winter-run Chinook Loss generated by Loss and Salvage Predictor tool
plot Estimates of Steelhead Loss generated by Loss and Salvage Predictor tool
Estimates of Steelhead Loss generated by Loss and Salvage Predictor tool
Environmental Conditions, Loss and Salvage Predictor Input and Output
Parameter TokenParameter DescriptionWater YearWeekWeek TypeValue
temp.malWater Temperature °C, Mallard Island (MAL) from CDEC202525Data12.6
precipPrecipitation Inches, 5 day running sum, Stockton Fire Station (SFS) from CDEC202525Data0.19
om.sumOMR Flows CFS, sum of tidally-filtered discharge at Middle River and Bacon Island from USGS202525Data-4604
sacSacramento Flows CFS, Freeport (FPT) from CDEC202525Data50381
dccDCC Gate Status from BOR202525Dataclosed
sjrSan Joaquin River Flow CFS, Vernalis (VNS) from CDEC 202525Data4715
exportExports CFS, sum of Pumping Discharge at HRO and TRP from CDEC202525Data6465
steelhead.pwSteelhead Previous Week202525Data25.66
winter.pwWinter Chinook Previous Week202525Data23.4
temp.malWater Temperature °C, Mallard Island (MAL) from CDEC202526Forecast12.6
precipPrecipitation Inches, 5 day running sum, Stockton Fire Station (SFS) from CDEC202526Forecast0.19
om.sumOMR Flows CFS, sum of tidally-filtered discharge at Middle River and Bacon Island from USGS202526Forecast-4604
sacSacramento Flows CFS, Freeport (FPT) from CDEC202526Forecast50381
dccDCC Gate Status from BOR202526Forecastclosed
sjrSan Joaquin River Flow CFS, Vernalis (VNS) from CDEC 202526Forecast4715
exportExports CFS, sum of Pumping Discharge at HRO and TRP from CDEC202526Forecast6465
steelhead.pwSteelhead Previous Week202526Forecast80.16
winter.pwWinter Chinook Previous Week202526Forecast26.55
Fish, Loss and Salvage Predictor Input and Output
Parameter TokenParameter DescriptionWater YearWeekValue
Steelhead.LowPredicted Steelhead, Low %2025254
Steelhead.MedianPredicted Steelhead, Median %20252580
Steelhead.HighPredicted Steelhead, High %202525165
Winter.Run.LowPredicted Chinook Winter Run, Low %2025250
Winter.Run.MedianPredicted Chinook Winter Run, Median %20252527
Winter.Run.HighPredicted Chinook Winter Run, High %202525219
Steelhead.Observed.lossObserved Steelhead loss202525106
Winter.Run.Observed.lossObserved Chinook Winter Run loss20252553
Steelhead.Cumulative.lossObserved Steelhead Cumulative loss202525386
Winter.Run.Cumulative.lossObserved Chinook Winter Run Cumulative loss202525150
Steelhead.LowPredicted Steelhead, Low %20252623
Steelhead.MedianPredicted Steelhead, Median %202526108
Steelhead.HighPredicted Steelhead, High %202526243
Winter.Run.LowPredicted Chinook Winter Run, Low %2025260
Winter.Run.MedianPredicted Chinook Winter Run, Median %20252633
Winter.Run.HighPredicted Chinook Winter Run, High %202526249
Steelhead.Observed.lossObserved Steelhead loss202526NA
Winter.Run.Observed.lossObserved Chinook Winter Run loss202526NA
Steelhead.Cumulative.lossObserved Steelhead Cumulative loss202526386
Winter.Run.Cumulative.lossObserved Chinook Winter Run Cumulative loss202526150

Spring Surrogates

Spring-Run Chinook Salmon Hatchery Surrogate Summary Table, Water Year 2025
Type Hatchery Release Start Release End Race Total # of Fish Released # of CWT Fish Released Tag Codes Loss Threshold (0.25% of CWT Released) Confirmed Loss % Loss of CWT Number Released First Loss Last Loss Confirmed Loss CWT Tag Codes
Yearling Coleman NFH 2024-11-20 2024-11-20 Late-Fall 698,892 698,892050038, 050039, 050040, 050041, 050042, 050043, 050044, 052900, 053300, 053400, 053500 1747.23 1033.81 0.15% 2024-11-29 2025-03-23050038, 050039, 050040, 050041, 050042, 050043, 050044, 052900, 053300, 053400, 053500
Yearling Coleman NFH 2024-12-13 2024-12-13 Late-Fall 77,355 77,355053100 193.39 72.52 0.09% 2024-12-25 2025-01-12053100
Yearling Coleman NFH 2025-01-17 2025-01-17 Late-Fall 74,425 74,425053000 186.06 39.01 0.05% 2025-01-30 2025-03-15053000
Young-of-year Feather River Hatchery 2025-03-14 2025-03-14 Spring 961,411 476,741063233 1191.85 0.00 0.00%
Young-of-year Feather River Hatchery 2025-03-21 2025-03-21 Spring 962,741 475,831063230 1189.58 0.00 0.00%
Surrogate releases identified by SaMT and based on PA 3.7.4.5.7.

Single-Year Loss Thresholds

Single-Year Loss Thresholds

  • Natural Winter-Run Chinook Salmon (loss= 0.5% of JPE)
  • Natural Central Valley Steelhead (loss = 3000)

Loss Summary Table

WY2025 Unclipped Chinook and Steelhead Loss Summary, max date possible 2025-03-27
WYData ItemDNA Winter-run Chinook : 7/1-6/30LAD Winter-run Chinook : 7/1-6/30Natural Steelhead : 7/1-6/30
WY2025Loss Total Last 1-7 days (03/22/2025-03/28/2025)2.888.6439.08
WY2025Loss Total Last 8-14 days (03/15/2025-03/21/2025)13.0160.2291.04
WY2025Cumulative Loss Total28.83149.58399.81
WY2025Cumulative Loss Percent of Threshold5.83%NA13.33%
WY2025Single-Year Loss Threshold494.47NA3000

Natural DNA Winter-Run Chinook Salmon Loss Figures

graph loss Natural DNA Winter-Run Chinook Salmon
Natural DNA Winter-Run Chinook Salmon Loss Cumulative to Date with Single Year Loss Thresholds

Natural LAD Winter-Run Chinook Salmon Loss Figures

graph loss Natural Winter-Run Chinook Salmon
Natural LAD Winter-Run Chinook Salmon Loss Cumulative to Date with Single Year Loss Thresholds
graph loss Natural Winter-Run Chinook Salmon with WY2009-2018 history
Natural LAD Winter-Run Chinook Salmon Loss Cumulative to Date with WY2009-2018 history and Single Year Loss Thresholds
graph loss Natural Winter-Run Chinook Salmon with WY2009-2018 history
Natural LAD Winter-Run Chinook Salmon Loss Cumulative to Date with historical years and Single Year Loss Thresholds

Natural Central Valley Steelhead Loss Figures

graph loss Natural Central Valley Steelhead
Natural Central Valley Steelhead Loss Cumulative to Date with Single Year Loss Thresholds
graph Natural Central Valley Steelhead with WY2009-2018 history
Natural Central Valley Steelhead Loss Cumulative to Date with Historical Loss and Single Year Loss Thresholds
graph loss Natural Central Valley Steelhead with WY2009-2018 history
Natural Central Valley Steelhead Loss Cumulative to Date with Historical Loss and Single Year Loss Thresholds

Daily Loss Table

WY2025 Unclipped Chinook and Steelhead Loss Daily
WYDateDNA Winter-run Chinook : 7/1-6/30 : Daily LossDNA Winter-run Chinook : 7/1-6/30 : Cum LossLAD Winter-run Chinook : 7/1-6/30 : Daily LossLAD Winter-run Chinook : 7/1-6/30 : Cum LossNatural Steelhead : 7/1-6/30 : Daily LossNatural Steelhead : 7/1-6/30 : Cum Loss
WYDateDNA Winter-run Chinook : 7/1-6/30 : Daily LossDNA Winter-run Chinook : 7/1-6/30 : Cum LossLAD Winter-run Chinook : 7/1-6/30 : Daily LossLAD Winter-run Chinook : 7/1-6/30 : Cum LossNatural Steelhead : 7/1-6/30 : Daily LossNatural Steelhead : 7/1-6/30 : Cum Loss
WY20252025-03-27028.830149.582.72399.81
WY20252025-03-26028.830149.582.72397.09
WY20252025-03-25028.830149.588.16394.37
WY20252025-03-242.8828.832.88149.580386.21
WY20252025-03-23025.952.88146.75.44386.21
WY20252025-03-22025.952.88143.8220.04380.77
WY20252025-03-21025.950140.9414.1360.73
WY20252025-03-20025.952.6140.9440.08346.63
WY20252025-03-192.625.9522.3138.340306.55
WY20252025-03-18023.3519.72116.0425.98306.55
WY20252025-03-172.623.357.896.325.44280.57
WY20252025-03-167.8120.757.888.525.44275.13
WY20252025-03-15012.94080.720269.69
WY20252025-03-14012.942.680.722.72269.69
WY20252025-03-13012.945.278.120266.97
WY20252025-03-12012.94072.920266.97
WY20252025-03-11012.94072.9212.06266.97
WY20252025-03-10012.945.272.922.72254.91
WY20252025-03-09012.94067.725.44252.19
WY20252025-03-082.612.942.667.720246.75
WY20252025-03-07010.34065.120246.75
WY20252025-03-06010.34065.122.72246.75
WY20252025-03-052.610.342.665.120244.03
WY20252025-03-0407.74062.520244.03
WY20252025-03-0307.74062.520244.03
WY20252025-03-0207.742.662.5220.04244.03
WY20252025-03-0107.74059.928.16223.99
WY20252025-02-2807.74059.9216.32215.83
WY20252025-02-2707.74059.922.72199.51
WY20252025-02-2607.74059.922.72196.79
WY20252025-02-252.67.742.659.920194.07
WY20252025-02-2405.14057.3222.76194.07
WY20252025-02-2305.14057.320171.31
WY20252025-02-2205.14057.3242.8171.31
WY20252025-02-2105.140.8757.320128.51
WY20252025-02-2005.14056.4517.32128.51
WY20252025-02-1905.1417.2556.452.72111.19
WY20252025-02-1805.14039.25.44108.47
WY20252025-02-1705.14039.228.2103.03
WY20252025-02-1605.14039.28.1674.83
WY20252025-02-1505.14039.22.7266.67
WY20252025-02-1405.14039.22.7263.95
WY20252025-02-1305.14039.2061.23
WY20252025-02-1205.14039.2061.23
WY20252025-02-1105.14039.2061.23
WY20252025-02-1005.14039.2061.23
WY20252025-02-0905.14039.2061.23
WY20252025-02-082.65.142.639.25.4461.23
WY20252025-02-0702.54036.65.4455.79
WY20252025-02-0602.54036.621.6550.35
WY20252025-02-0502.5417.1836.68.6628.7
WY20252025-02-0402.54019.422.7220.04
WY20252025-02-0302.54019.42017.32
WY20252025-02-0202.54019.42017.32
WY20252025-02-0102.54019.42017.32
WY20252025-01-3102.54019.42017.32
WY20252025-01-3002.54019.42017.32
WY20252025-01-2902.54019.42017.32
WY20252025-01-2802.54019.42017.32
WY20252025-01-2702.54019.42017.32
WY20252025-01-2602.54019.42017.32
WY20252025-01-2502.54019.42017.32
WY20252025-01-2402.54019.42017.32
WY20252025-01-2302.54019.42017.32
WY20252025-01-2202.54019.42017.32
WY20252025-01-2102.54019.42017.32
WY20252025-01-2002.54019.42017.32
WY20252025-01-1902.548.819.42017.32
WY20252025-01-1802.54010.62017.32
WY20252025-01-1702.54010.62017.32
WY20252025-01-162.542.542.5410.62017.32
WY20252025-01-150008.08017.32
WY20252025-01-140008.08017.32
WY20252025-01-130008.08017.32
WY20252025-01-120008.08017.32
WY20252025-01-110008.08017.32
WY20252025-01-100008.08017.32
WY20252025-01-090008.08017.32
WY20252025-01-080008.08017.32
WY20252025-01-070008.08017.32
WY20252025-01-060008.08017.32
WY20252025-01-050008.08017.32
WY20252025-01-040008.08017.32
WY20252025-01-030008.08017.32
WY20252025-01-02002.68.08017.32
WY20252025-01-010005.48017.32
WY20252024-12-310005.48017.32
WY20252024-12-300005.48017.32
WY20252024-12-290005.48017.32
WY20252024-12-280005.48017.32
WY20252024-12-270005.48017.32
WY20252024-12-260005.48017.32
WY20252024-12-250005.48017.32
WY20252024-12-240005.48017.32
WY20252024-12-230005.48017.32
WY20252024-12-220005.48017.32
WY20252024-12-210005.48017.32
WY20252024-12-200005.48017.32
WY20252024-12-190005.48017.32
WY20252024-12-180005.4817.3217.32
WY20252024-12-17002.885.4800
WY20252024-12-160002.600
WY20252024-12-150002.600
WY20252024-12-140002.600
WY20252024-12-130002.600
WY20252024-12-120002.600
WY20252024-12-110002.600
WY20252024-12-100002.600
WY20252024-12-090002.600
WY20252024-12-080002.600
WY20252024-12-07002.62.600
WY20252024-12-06000000
WY20252024-12-05000000
WY20252024-12-04000000
WY20252024-12-03000000
WY20252024-12-02000000
WY20252024-12-01000000
WY20252024-11-30000000
WY20252024-11-29000000
WY20252024-11-28000000
WY20252024-11-27000000
WY20252024-11-26000000
WY20252024-11-25000000
WY20252024-11-24000000
WY20252024-11-23000000
WY20252024-11-22000000
WY20252024-11-21000000
WY20252024-11-20000000
WY20252024-11-19000000
WY20252024-11-18000000
WY20252024-11-17000000
WY20252024-11-16000000
WY20252024-11-15000000
WY20252024-11-14000000
WY20252024-11-13000000
WY20252024-11-12000000
WY20252024-11-11000000
WY20252024-11-10000000
WY20252024-11-09000000
WY20252024-11-08000000
WY20252024-11-07000000
WY20252024-11-06000000
WY20252024-11-05000000
WY20252024-11-04000000
WY20252024-11-03000000
WY20252024-11-02000000
WY20252024-11-01000000
WY20252024-10-31000000
WY20252024-10-30000000
WY20252024-10-29000000
WY20252024-10-28000000
WY20252024-10-27000000
WY20252024-10-26000000
WY20252024-10-25000000
WY20252024-10-24000000
WY20252024-10-23000000
WY20252024-10-22000000
WY20252024-10-21000000
WY20252024-10-20000000
WY20252024-10-19000000
WY20252024-10-18000000
WY20252024-10-17000000
WY20252024-10-16000000
WY20252024-10-15000000
WY20252024-10-14000000
WY20252024-10-13000000
WY20252024-10-12000000
WY20252024-10-11000000
WY20252024-10-10000000
WY20252024-10-09000000
WY20252024-10-08000000
WY20252024-10-07000000
WY20252024-10-06000000
WY20252024-10-05000000
WY20252024-10-04000000
WY20252024-10-03000000
WY20252024-10-02000000
WY20252024-10-01000000
WY20252024-09-30000000
WY20252024-09-29000000
WY20252024-09-28000000
WY20252024-09-27000000
WY20252024-09-26000000
WY20252024-09-25000000
WY20252024-09-24000000
WY20252024-09-23000000
WY20252024-09-22000000
WY20252024-09-21000000
WY20252024-09-20000000
WY20252024-09-19000000
WY20252024-09-18000000
WY20252024-09-17000000
WY20252024-09-16000000
WY20252024-09-15000000
WY20252024-09-14000000
WY20252024-09-13000000
WY20252024-09-12000000
WY20252024-09-11000000
WY20252024-09-10000000
WY20252024-09-09000000
WY20252024-09-08000000
WY20252024-09-07000000
WY20252024-09-06000000
WY20252024-09-05000000
WY20252024-09-04000000
WY20252024-09-03000000
WY20252024-09-02000000
WY20252024-09-01000000
WY20252024-08-31000000
WY20252024-08-30000000
WY20252024-08-29000000
WY20252024-08-28000000
WY20252024-08-27000000
WY20252024-08-26000000
WY20252024-08-25000000
WY20252024-08-24000000
WY20252024-08-23000000
WY20252024-08-22000000
WY20252024-08-21000000
WY20252024-08-20000000
WY20252024-08-19000000
WY20252024-08-18000000
WY20252024-08-17000000
WY20252024-08-16000000
WY20252024-08-15000000
WY20252024-08-14000000
WY20252024-08-13000000
WY20252024-08-12000000
WY20252024-08-11000000
WY20252024-08-10000000
WY20252024-08-09000000
WY20252024-08-08000000
WY20252024-08-07000000
WY20252024-08-06000000
WY20252024-08-05000000
WY20252024-08-04000000
WY20252024-08-03000000
WY20252024-08-02000000
WY20252024-08-01000000
WY20252024-07-31000000
WY20252024-07-30000000
WY20252024-07-29000000
WY20252024-07-28000000
WY20252024-07-27000000
WY20252024-07-26000000
WY20252024-07-25000000
WY20252024-07-24000000
WY20252024-07-23000000
WY20252024-07-22000000
WY20252024-07-21000000
WY20252024-07-20000000
WY20252024-07-19000000
WY20252024-07-18000000
WY20252024-07-17000000
WY20252024-07-16000000
WY20252024-07-15000000
WY20252024-07-14000000
WY20252024-07-13000000
WY20252024-07-12000000
WY20252024-07-11000000
WY20252024-07-10000000
WY20252024-07-09000000
WY20252024-07-08000000
WY20252024-07-07000000
WY20252024-07-06000000
WY20252024-07-05000000
WY20252024-07-04000000
WY20252024-07-03000000
WY20252024-07-02000000
WY20252024-07-01000000
Data Notes

Content on this page is updated daily during the monitoring season and includes the most up-to-date datasets contained in the SacPAS database. Juvenile monitoring and salvage data are updated as made available publicly.

  1. Long-Term Operation of the Central Valley Project and State Water Project, Bay-Delta Office, USBR
  2. Long-Term Operation – Biological Assessment: Chapter 3 – Proposed Action, USBR
    • 3.7.4.5.3 Winter-Run Chinook Salmon Annual Loss Threshold, pg 3-62
    • 3.7.4.5.5 Steelhead Annual Threshold, pg 3-65
  3. Water condtions data courtesy of CDEC.
  4. Knights Landing RST and Tisdale RST data courtesy of CDFW via StreamNet.
    • The Knights Landing RST: uses Frank Fisher length-at-date model to categorize Chinook into "older" and "fry/smolt".
  5. Sacramento Trawls, Sacramento Beach Seines, Chipps Island Trawls, and Mossdale Trawls sampling data courtesy of USFWS Lodi weekly.
    • Sacramento Beach Seines: Verona, Elkhorn, Sand Cove, Miller Park, Sherwood Harbor, Discovery Park, American River, Garcia Bend.
    • 30 November 2020: Sampling at Mossdale Trawls stopped; sampling at the sites deemed "non-essential" during COVID-19 response.
  6. Salvage data courtesy of Fish Salvage Monitoring, CDFW Bay Delta Region
    • Salvage Database, ftp://ftp.dfg.ca.gov/salvage/
    • We use loss estimation methods as detailed in "Chinook Salmon Loss Estimation for Skinner Delta Fish Protective Facility and Tracy Fish Collection Facility, 7/9/2018" ftp://ftp.wildlife.ca.gov/salvage/Salmon%20loss%20estimation.docx
SacPAS Related Queries and Tools: