Daily Reservoir and Pass-Thru Status Report
November 8, 2020
Reservoir Supply (AcFt); Stream Flow (AcFt); Evaporation (AcFt); Elevation (Ft); Rainfall (Inches); Temperature (°F); Gage Height (Ft MSL)
RESERVOIR STATISTICS
Effective June 24, 2017, updated total reservor capacities for Choke Canyon Reservoir (2012 TWDB Volumetric Survey) and
Lake Corpus Christi (2016 TWDB Volumetric Survey) are being reflected in the Daily Reservoir System and Pass-Thru Status Report
  Choke Canyon Reservoir Lake Corpus Christi CCR/LCC Combined Lake Texana
Date Elevation Volume % Capacity Elevation Volume % Capacity Volume % Capacity Elevation Volume % Capacity
FULL 220.5 662,821 100% 94.0 256,339 100% 919,160 100% 44.0 161,085 100%
11/08/2020 199.0 241,915 36.5% 87.4 140,670 54.9% 382,585 41.6% 43.0 151,919 94.3%
11/07/2020 198.9 240,518 36.3% 87.4 140,670 54.9% 381,188 41.5% 43.1 152,823 94.9%
10/08/2020 199.5 249,001 37.6% 87.9 148,255 57.8% 397,256 43.2% 43.9 160,156 99.4%
11/08/2019 203.3 307,518 46.4% 91.2 203,365 79.3% 510,883 55.6% 40.1 126,918 78.8%
LAKE TEXANA WATER SUPPLY*
* The split between Non-Interruptible and Interruptible amounts are updated monthly, usually the first working day of the month, so they reflect the total and remaining amounts as of the end of the previous month
Date Daily Intake MTD Non-Interuptible Interruptible
October YTD Remaining October YTD Remaining
11/07/2020 61 433 2,587 25,042 6,398 0 4,500 7,500
COLORADO RIVER WATER SUPPLY (CRWT)
Date Daily
Intake
MTD YTD Daily Flow MTD Flow Date Time Gage Height
11/07/2020 67 474 11,707 802 5,725 11/08/2020 7:15 AM 8.06
WEATHER RELATED INFORMATION
  Choke Canyon Reservoir Lake Corpus Christi CCR/LCC Combined
  11/07/2020 MTD YTD 11/07/2020 MTD YTD 11/07/2020 MTD YTD
Air Temp 82     80        
Evaporation 139 1,020 72,114 113 892 63,520 252 1,912 135,634
Rainfall 0.00 0 20.61 0.00 0 29.65      
Stream Flows
Gauging Station 11/07/2020 MTD
NTRT Nueces River at Three Rivers, Texas 55 404
NRTT Nueces River at Tilden, Texas 0 0
FRTT Frio River at Tilden, Texas 0 0
SMTT San Miguel Creek at Tilden, Texas 0 0
ARWT Atascosa River at Whitsett, Texas 0 6
CCR Release from Choke Canyon Reservoir 58 403
NRMT Nueces River at Mathis, Texas (La Fruta Bridge) 158 1,114
NCAT Nueces River at Calallen, Texas 0 61
RBP Rincon Bayou Pipeline 0 0
Reservoir InFlow
Computed as: NRTT+FRTT+SMTT+ARWT 0 5
ESTUARY INFLOWS AND PASSTHRU REQUIREMENTS
Target Passthru Monthly Target 4,000   4,000
Salinity Relief Credit 0 Effective  
Credit / -Deficit From Previous Month Date Deficit Satisfied   756
Return Flow Credit Effective   500
Required Passthru Monthly Target 4,000   5
Reservoir Inflow 5
Estuary Inflows (NCAT + RBP) 61
Passthru Surplus / -Deficit 0
Report Generated 11/8/2020 at 8:45:08 AM