Daily Reservoir and Pass-Thru Status Report
March 5, 2022
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%
03/05/2022 201.3 275,815 41.6% 90.3 187,427 73.1% 463,242 50.4% 43.7 158,306 98.3%
03/04/2022 201.3 275,815 41.6% 90.3 187,427 73.1% 463,242 50.4% 43.8 159,229 98.8%
02/05/2022 201.6 280,455 42.3% 90.7 194,426 75.8% 474,881 51.7% 44.0 161,085 100.0%
03/05/2021 197.9 226,815 34.2% 86.2 123,267 48.1% 350,082 38.1% 43.4 155,551 96.6%
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
February YTD Remaining February YTD Remaining
03/04/2022 119 473 0 3,668 27,772 3,346 3,346 8,654
COLORADO RIVER WATER SUPPLY (CRWT)
Date Daily
Intake
MTD YTD Daily Flow MTD Flow Date Time Gage Height
03/04/2022 0 0 432 1,435 6,005 03/05/2022 7:15 AM 8.69
WEATHER RELATED INFORMATION
  Choke Canyon Reservoir Lake Corpus Christi CCR/LCC Combined
  03/04/2022 MTD YTD 03/04/2022 MTD YTD 03/04/2022 MTD YTD
Air Temp 81     82        
Evaporation 224 709 8,275 232 698 8,445 456 1,407 16,720
Rainfall 0.00 0 0.74 0.00 0 1.52      
Stream Flows
Gauging Station 03/04/2022 MTD
NTRT Nueces River at Three Rivers, Texas 68 271
NRTT Nueces River at Tilden, Texas 0 0
FRTT Frio River at Tilden, Texas 0 1
SMTT San Miguel Creek at Tilden, Texas 0 0
ARWT Atascosa River at Whitsett, Texas 5 18
CCR Release from Choke Canyon Reservoir 58 230
NRMT Nueces River at Mathis, Texas (La Fruta Bridge) 191 664
NCAT Nueces River at Calallen, Texas 0 2
RBP Rincon Bayou Pipeline 0 0
Reservoir InFlow
Computed as: (NTRT+FRTT+SMTT)-Release from Choke Canyon 10 42
ESTUARY INFLOWS AND PASSTHRU REQUIREMENTS
Target Passthru Monthly Target 3,500   3,500
Salinity Relief Credit 0 Effective  
Credit / -Deficit From Previous Month Date Deficit Satisfied 03/01/2022 0
Return Flow Credit Effective   500
Required Passthru Monthly Target 3,500   42
Reservoir Inflow 42
Estuary Inflows (NCAT + RBP) 2
Passthru Surplus / -Deficit 0
Report Generated 3/5/2022 at 12:15:41 PM