Daily Reservoir and Pass-Thru Status Report
December 1, 2020
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%
12/01/2020	198.9	240,518	36.3%	87.2	137,687	53.7%	378,205	41.1%	43.8	159,229	98.8%
11/30/2020	198.8	239,125	36.1%	87.3	139,175	54.3%	378,300	41.2%	43.6	157,385	97.7%
11/01/2020	199.0	241,915	36.5%	87.5	142,172	55.5%	384,087	41.8%	43.2	153,730	95.4%
12/01/2019	203.1	304,274	45.9%	90.9	197,976	77.2%	502,250	54.6%	40.0	126,098	78.3%
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
				November	YTD	Remaining		November	YTD	Remaining
11/30/2020		132	2,559	0	25,042	6,398		0	4,500	7,500
COLORADO RIVER WATER SUPPLY (CRWT)
Date		Daily Intake	MTD	YTD	Daily Flow	MTD Flow	Date		Time		Gage Height
11/30/2020		0	1,313	13,859	1,618	26,581	12/01/2020		7:15 AM		9.23
WEATHER RELATED INFORMATION
	Choke Canyon Reservoir				Lake Corpus Christi				CCR/LCC Combined
	11/30/2020	MTD	YTD		11/30/2020	MTD	YTD		11/30/2020	MTD	YTD
Air Temp	56				56
Evaporation	138	4,041	75,135		147	3,793	66,421		285	7,834	141,556
Rainfall	0.00	2.98	23.59		0.00	1.32	30.97
Stream Flows
Gauging Station								11/30/2020		MTD
NTRT	Nueces River at Three Rivers, Texas							59		1,704
NRTT	Nueces River at Tilden, Texas							0		0
FRTT	Frio River at Tilden, Texas							0		2
SMTT	San Miguel Creek at Tilden, Texas							0		0
ARWT	Atascosa River at Whitsett, Texas							20		28
CCR	Release from Choke Canyon Reservoir							58		1,727
NRMT	Nueces River at Mathis, Texas (La Fruta Bridge)							171		4,978
NCAT	Nueces River at Calallen, Texas							27		221
RBP	Rincon Bayou Pipeline							0		0
Reservoir InFlow
Computed as:		(NTRT+FRTT+SMTT)-Release from Choke Canyon						2		36
ESTUARY INFLOWS AND PASSTHRU REQUIREMENTS
Target Passthru	Monthly Target			4,000					4,000
	Salinity Relief Credit			0	Effective
Credit / -Deficit From Previous Month					Date Deficit Satisfied				756
Return Flow Credit					Effective				500
Required Passthru	Monthly Target			4,000					36
	Reservoir Inflow			36
Estuary Inflows (NCAT + RBP)									221
Passthru Surplus / -Deficit									0
Report Generated			12/1/2020			at	8:41:18 AM