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Daily Reservoir System and Pass-Thru Status Report
April 25, 2015
Reservoir Supply (AcFt); Stream Flow (AcFt); Evaporation (AcFt); Elevation (Ft); Rainfall (Inches); Temperature (F)
RESERVOIR STATISTICS
  Choke Canyon Reservoir Lake Corpus Christi CCR/LCC Combined Lake Texana
Date Elevation Volume % Capacity Elevation Volume % Capacity Volume % Capacity Elevation Volume % Capacity
FULL 220.5 695,271 100% 94.0 257,260 100% 952,531 100% 44.0 161,085 100%
04/25/2015 192.8 179,785 25.9% 89.7 181,973 70.7% 361,758 38.0% 44.1 162,101 100.6%
04/24/2015 192.8 179,899 25.9% 89.5 178,350 69.3% 358,249 37.6% 44.1 162,101 100.6%
03/25/2015 192.4 175,121 25.2% 87.6 148,627 57.8% 323,748 34.0% 44.1 162,101 100.6%
04/25/2014 196.4 224,043 32.2% 91.2 207,109 80.5% 431,152 45.3% 40.5 130,232 80.8%
LAKE TEXANA WATER SUPPLY* Water Supply Index
Date Daily Intake MTD Non-Interruptible Interruptible 59.7%
March YTD Remaining March YTD Remaining
04/24/2015 129 3,090 1,232 11,646 30,194 2,752 2,753 9,247
WEATHER RELATED INFORMATION
  Choke Canyon Reservoir Lake Corpus Christi CCR/LCC Combined
  04/24/2015 MTD YTD 04/24/2015 MTD YTD MTD YTD
Air Temp 85     84        
Evaporation 87 2,484 8,816 96 3,712 12,249 6,196 21,065
Rainfall 0.06 3.15 11.82 0.03 4.84 14.15      
Stream Flows
Gauging Station 04/24/2015 MTD
NTRT Nueces River at Three Rivers, Texas 2,898 24,269
NRTT Nueces River at Tilden, Texas 534 9,076
FRTT Frio River at Tilden, Texas 30 3,288
SMTT San Miguel Creek at Tilden, Texas 5 1,190
ARWT Atascosa River at Whitsett, Texas 4,288 14,885
CCR Release from Choke Canyon Reservoir 58 1,326
NRMT Nueces River at Mathis, Texas (La Fruta Bridge) 64 2,541
NCAT Nueces River at Calallen, Texas 139 4,564
RBP Rincon Bayou Pipeline 199 2,055
Reservoir InFlow
Computed as: (NTRT+FRTT+SMTT)-Release from Choke Canyon 2,875 27,420
ESTUARY INFLOWS AND PASSTHRU REQUIREMENTS
Target Passthru Monthly Target 1,200   900
Salinity Relief Credit 300 Effective 04/11/2015
Credit / -Deficit From Previous Month Date Deficit Satisfied 0
Return Flow Credit Effective 04/01/2015 500
Required Passthru Monthly Target 900 Current banked total: 1,668 Acft 900
Reservoir Inflow 27,420
Estuary Inflows (NCAT + RBP) 6,619
Passthru Surplus / -Deficit 6,219
* Non-Interruptible YTD includes current month's combined take. Interruptible amounts are updated monthly, usually the first working day of the month.
Report Generated 4/25/2015 at 7:55:30 AM

Updated: 4/13/15 11:53:02 am. ©2015 (NRA) ** All rights reserved.