Daily Reservoir and Pass-Thru Status Report
April 2, 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%
04/02/2021	197.4	220,142	33.2%	85.7	116,400	45.4%	336,542	36.6%	42.8	150,120	93.2%
04/01/2021	197.4	220,142	33.2%	85.8	117,754	45.9%	337,896	36.8%	42.9	151,018	93.8%
03/02/2021	197.9	226,815	34.2%	86.3	124,670	48.6%	351,485	38.2%	43.5	156,467	97.1%
04/02/2020	202.3	291,453	44.0%	89.7	177,182	69.1%	468,635	51.0%	38.1	111,156	69.0%
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
				March	YTD	Remaining		March	YTD	Remaining
04/01/2021		131	131	2,543	4,208	27,232		0	4,500	7,500
COLORADO RIVER WATER SUPPLY (CRWT)
Date		Daily Intake	MTD	YTD	Daily Flow	MTD Flow	Date		Time		Gage Height
04/01/2021		0	0	2,949	917	917	04/02/2021		7:15 AM		8.21
WEATHER RELATED INFORMATION
	Choke Canyon Reservoir				Lake Corpus Christi				CCR/LCC Combined
	04/01/2021	MTD	YTD		04/01/2021	MTD	YTD		04/01/2021	MTD	YTD
Air Temp	73				72
Evaporation	216	216	11,051		189	189	11,124		405	405	22,175
Rainfall	0.00	0	2		0.00	0	2.28
Stream Flows
Gauging Station								04/01/2021		MTD
NTRT	Nueces River at Three Rivers, Texas							57		57
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							1		1
CCR	Release from Choke Canyon Reservoir							58		58
NRMT	Nueces River at Mathis, Texas (La Fruta Bridge)							153		153
NCAT	Nueces River at Calallen, Texas							0		0
RBP	Rincon Bayou Pipeline							0		0
Reservoir InFlow
Computed as:		NRTT+FRTT+SMTT+ARWT						1		1
ESTUARY INFLOWS AND PASSTHRU REQUIREMENTS
Target Passthru	Monthly Target			1,200					1,200
	Salinity Relief Credit			0	Effective
Credit / -Deficit From Previous Month					Date Deficit Satisfied				15
Return Flow Credit					Effective				500
Required Passthru	Monthly Target			1,200					1
	Reservoir Inflow			1
Estuary Inflows (NCAT + RBP)									0
Passthru Surplus / -Deficit									0
Report Generated			4/2/2021			at	9:25:25 AM