RESERVOIR STATISTICS

	Choke Canyon Reservoir			Lake Corpus Christi Reservoir			Combined Reservoir System
Date	Elevation (Ft)	Volume (AcFt)	Percent of Capacity	Elevation (Ft)	Volume (AcFt)	Percent of Capacity	Volume (AcFt)	Percent of Capacity
FULL	220.5	695,271	100%	94.0	257,260	100%
952,531	100%
03/13/2009	214.5	548,072	78.8%	87.9	153,481	59.7%	701,553	73.7%
03/13/2010	211.7	487,401	70.1%	88.2	158,753	61.7%	646,154	67.8%

Weather Related Information
	Choke Canyon Reservoir			Lake Corpus Christi Reservoir			Combined
Date	Air Temp (oF)	Evaporation (AcFt)	Rainfall (Inches)	Air Temp (oF)	Evaporation (AcFt)	Rainfall (Inches)	Evaporation (AcFt)
03/12/2010	73	354	0.00	80	274	0.00	628
MTD		2,457	0.09		1,976	0.11	4,433

STREAM FLOWS

Gauging Station	03/12/2010 (AcFt)	MTD (AcFt)
NTRT: Nueces River at Three Rivers, Texas	115	1,509
NRTT: Nueces River at Tilden, Texas	2	156
FRTT: Frio River at Tilden, Texas	5	69
SMTT: San Miguel Creek at Tilden, Texas	5	67
ARWT: Atascosa River at Whitsett, Texas	32	492
Release from Choke Canyon Reservoir	58	691
NRMT: Nueces River at Mathis, Texas (La Fruta Bridge)	129	1,600
NCAT: Nueces River at Calallen, Texas	28	124
RBP: Rincon Bayou Pipeline	0	0
Reservoir Inflow
Computed as: (NTRT+FRTT+SMTT)-Release From Choke Canyon	68	955

ESTUARY INFLOWS and PASSTHRU REQUIREMENTS
(All values are in AcFt)

Target Passthru           Monthly Target: 3,500           Salinity Relief Credit: 0 Effective:		3,500
Credit / -Deficit From Previous Month (Date Deficit Satisfied: )		1,750
Return Flow Credit (Effective: 03/01/2010)		500
Passthru       Target: 3,500       Reservoir Inflow: 955	Comment:    The remaining Oct 2009 deficit of 2,333 AF will be passed thru at a later date	955
Estuary Inflows (NCAT + RBP)		124
PassThru Surplus / -Deficit:		0

LAKE TEXANA STATISTICS
(All values are in AcFt)

Date	Daily Intake	MTD	YTD	March 2010		Elevation (Ft)
				Allocation	Remaining	Full	03/13/2010
03/12/2010	139	1,658	9,446	3,050	1,392	44.0	43.9

Report Generated: 03/13/2010 at 8:09:28 AM