Daily Reservoir and Pass-Thru Status Report
June 3, 2021
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%
06/03/2021	202.0	286,713	43.3%	88.6	159,190	62.1%	445,903	48.5%	44.0	161,085	100.0%
06/02/2021	201.9	285,141	43.0%	88.6	159,190	62.1%	444,331	48.3%	44.0	161,085	100.0%
05/03/2021	197.2	217,506	32.8%	85.2	109,768	42.8%	327,274	35.6%	44.0	161,085	100.0%
06/03/2020	201.9	285,141	43.0%	90.1	183,978	71.8%	469,119	51.0%	43.9	160,156	99.4%
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
				May	YTD	Remaining		May	YTD	Remaining
06/02/2021		138	271	0	6,497	24,943		3,684	8,184	3,816
COLORADO RIVER WATER SUPPLY (CRWT)
Date		Daily Intake	MTD	YTD	Daily Flow	MTD Flow	Date		Time		Gage Height
06/02/2021		0	0	4,937	16,753	44,543	06/03/2021		7:15 AM		17.93
WEATHER RELATED INFORMATION
	Choke Canyon Reservoir				Lake Corpus Christi				CCR/LCC Combined
	06/02/2021	MTD	YTD		06/02/2021	MTD	YTD		06/02/2021	MTD	YTD
Air Temp	87				89
Evaporation	238	339	24,173		194	314	21,930		432	653	46,103
Rainfall	0.00	0	14.89		0.00	0	14.59
Stream Flows
Gauging Station								06/02/2021		MTD
NTRT	Nueces River at Three Rivers, Texas							1,016		1,695
NRTT	Nueces River at Tilden, Texas							134		191
FRTT	Frio River at Tilden, Texas							268		436
SMTT	San Miguel Creek at Tilden, Texas							1,179		1,757
ARWT	Atascosa River at Whitsett, Texas							1,251		1,519
CCR	Release from Choke Canyon Reservoir							58		115
NRMT	Nueces River at Mathis, Texas (La Fruta Bridge)							100		225
NCAT	Nueces River at Calallen, Texas							337		409
RBP	Rincon Bayou Pipeline							0		0
Reservoir InFlow
Computed as:		(NTRT+FRTT+SMTT)-Release from Choke Canyon						2,406		3,773
ESTUARY INFLOWS AND PASSTHRU REQUIREMENTS
Target Passthru	Monthly Target			23,000					23,000
	Salinity Relief Credit			0	Effective
Credit / -Deficit From Previous Month					Date Deficit Satisfied				619
Return Flow Credit					Effective				500
Required Passthru	Monthly Target			23,000					3,773
	Reservoir Inflow			3,773
Estuary Inflows (NCAT + RBP)									409
Passthru Surplus / -Deficit									-2,245
Report Generated			6/3/2021			at	8:55:51 AM