RIO GRANDE FLOW / RESERVOIR CONDITIONS
The Rio Grande Flow Conditions are updated daily, Monday thru Friday at
approximately 9:35 am Mountain Time/10:35 am Central Time.
The following data are Provisional and are subject to revision.  Stage and flow determinations are made
for river conditions at approximately 7:00 am to 8:00 am Standard Time unless otherwise indicated.
	DATE	STAGE	DISCHARGE	RAINFALL
		METERS	CMS	MM
RG BELOW CABALLO DAM	20-Jul-09		65.10
RG AT EL PASO	20-Jul-09	1.840	32.10
RG BELOW AMERICAN DAM	20-Jul-09	1.900	5.26
AMERICAN CANAL	20-Jul-09	2.695	25.00
RG AT FORT QUITMAN	20-Jul-09	1.729	2.63
RG ABOVE RIO CONCHOS	20-Jul-09	1.395	1.30
RG BELOW RIO CONCHOS	20-Jul-09	0.895	4.35
RG AT JOHNSON RANCH	20-Jul-09	1.750	9.72
RG AT FOSTER RANCH	20-Jul-09	0.570	15.60
PECOS NEAR LANGTRY	20-Jul-09	0.580	4.97
DEVILS AT PAFFORD	20-Jul-09	0.670	5.33
AMISTAD DAM
RG AT DEL RIO	20-Jul-09	0.540	16.30	1
RG AT EAGLE PASS	20-Jul-09	1.170	49.80
RG NEAR EL INDIO	20-Jul-09	2.150	71.00
RG AT COLOMBIA	20-Jul-09	2.500	62.60
RG AT LAREDO	20-Jul-09	0.785	39.70
FALCON DAM
RG AT RIO GRANDE CTY	20-Jul-09	8.330	65.00
RG BL ANZALDUAS DAM	20-Jul-09	24.600	53.20
RG AT SAN BENITO	20-Jul-09	10.792	16.30
RG AT BROWNSVILLE	20-Jul-09	0.930	7.19
ANZALDUAS SALINITY	20-Jul-09	31.640	765	PPM
STORED WATER IN LARGE RESERVOIRS OF THE RIO GRANDE BASIN
(Capacities and Storages in Million M3, Elevations in Meters)
Reservoir                     Date	Hour	Normal	Flood	Current		24-hr
		Cons.	Control	Elev.	Storage	Storage
		Capacity	Capacity			Change
ELEPHANT BUTTE
20-Jun-09	8:00	2496	2496	1325.070	730	-4
CABALLO
20-Jun-09	0:00	280	403	1264.580	75	-2
AMISTAD
20-Jul-09	0:00	4040	6181	340.410	4027	-4
Requested	6:00	U.S.	60.00	CMS
Release		MEX.	3.00	CMS
FALCON
20-Jul-09	0:00	3265	3883	88.760	2326	-3
Requested	6:00	U.S.	63.00	CMS
Release		MEX.	3.00	CMS
MEXICAN RESERVOIRS
(Storages in Million M3, Elevations in Meters, Releases in CMS)
Reservoir                     Date	Hour	Normal	Flood	Current		**Usable	Spill
		Cons.	Control	Elev.	Storage	Storage	or
		Capacity	Capacity				Release
RIO CONCHOS BASIN
SAN GABRIEL
17-Jul-09	8:00	245	245	1775.330	196	188	0.85
BOQUILLA
17-Jul-09	8:00	2894	2903	1312.140	2131	2018	60.00
F.I. MADERO
17-Jul-09	8:00	355	296	1232.170	157	152	19.00
PICO DEL AGUILA
17-Jul-09	8:00	50	50	1607.750	16	11	5.72
CHIHUAHUA
17-Jul-09	8:00	26	26	1538.320	17	15	0.62
EL REJON
17-Jul-09	8:00	6	6	1475.290	5	5	0.00
LUIS L. LEON
17-Jul-09	8:00	292	832	1035.850	317	277	5.00
RIO SAN DIEGO BASIN
CENTENARIO
17-Jul-09	8:00	25	25	335.340	21	20	0.65
SAN MIGUEL
17-Jul-09	8:00	21	21	339.610	13	13	1.35
RIO SAN RODRIGO BASIN
LA FRAGUA
17-Jul-09	8:00	47	47	300.030	45	36	1.40
RIO SALADO BASIN
VENUSTIANO CARRANZA
17-Jul-09	8:00	1322	1322	260.560	1093	1093	0.00
RIO ALAMO BASIN
LAS BLANCAS
17-Jul-09	8:00	84	84	88.380	65	41	0.80
RIO SAN JUAN BASIN
EL CUCHILLO
17-Jul-09	8:00	1123	1784	161.760	1048	988	5.03
MARTE GOMEZ
17-Jul-09	8:00	830	2308	75.020	637	614	2.00
Contributions from Rio Alamo and Rio San Juan to the Rio Grande are allotted 100% to Mexico per 1944 Treaty
article 4 (a)
FOR MARTE GOMEZ-- Normal Conservation Capacity is at top of concrete spillway
Top of Flood Control Capacity is at top of one-meter high
wooden flash board installation at spillway
** Usable storage is an estimate of waters in storage which could be released through existing outlet works.