Daily Reservoir and Pass-Thru Status Report
March 3, 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%
03/03/2022 201.4 277,357 41.8% 90.3 187,427 73.1% 464,784 50.6% 43.8 159,229 98.8%
03/02/2022 201.4 277,357 41.8% 90.4 189,164 73.8% 466,521 50.8% 43.8 159,229 98.8%
02/03/2022 201.6 280,455 42.3% 90.9 197,976 77.2% 478,431 52.1% 44.0 161,085 100.0%
03/03/2021 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
03/02/2022 118 236 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
03/02/2022 0 0 432 1,507 3,067 03/03/2022 7:15 AM 8.74
WEATHER RELATED INFORMATION
  Choke Canyon Reservoir Lake Corpus Christi CCR/LCC Combined
  03/02/2022 MTD YTD 03/02/2022 MTD YTD 03/02/2022 MTD YTD
Air Temp 74     74        
Evaporation 171 351 7,917 212 395 8,142 383 746 16,059
Rainfall 0.00 0 0.74 0.00 0 1.52      
Stream Flows
Gauging Station 03/02/2022 MTD
NTRT Nueces River at Three Rivers, Texas 68 136
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 4 9
CCR Release from Choke Canyon Reservoir 58 115
NRMT Nueces River at Mathis, Texas (La Fruta Bridge) 163 309
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 11 21
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   21
Reservoir Inflow 21
Estuary Inflows (NCAT + RBP) 2
Passthru Surplus / -Deficit 0
Report Generated 3/3/2022 at 8:11:34 AM