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	29-Jul-09		56.40
RG AT EL PASO	29-Jul-09	1.835	28.90
RG BELOW AMERICAN DAM	29-Jul-09	1.890	5.24
AMERICAN CANAL	29-Jul-09	2.700	25.10
RG AT FORT QUITMAN	29-Jul-09	1.851	4.03
RG ABOVE RIO CONCHOS	29-Jul-09	1.374	1.09
RG BELOW RIO CONCHOS	29-Jul-09	1.284	27.30	7
RG AT JOHNSON RANCH	29-Jul-09	1.805	6.98	1
RG AT FOSTER RANCH	29-Jul-09
PECOS NEAR LANGTRY	29-Jul-09	0.560	4.43
DEVILS AT PAFFORD	29-Jul-09	0.670	5.09
AMISTAD DAM
RG AT DEL RIO	29-Jul-09	0.515	17.20
RG AT EAGLE PASS	29-Jul-09	1.075	35.50
RG NEAR EL INDIO	29-Jul-09	2.135	67.90
RG AT COLOMBIA	29-Jul-09	2.525	65.30
RG AT LAREDO	29-Jul-09	0.770	38.20
FALCON DAM
RG AT RIO GRANDE CTY	29-Jul-09	8.490	86.20
RG BL ANZALDUAS DAM	29-Jul-09	24.790	64.70
RG AT SAN BENITO	29-Jul-09	10.670	9.15
RG AT BROWNSVILLE	29-Jul-09	0.677	3.66
ANZALDUAS SALINITY	29-Jul-09	31.795	650	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
29-Jul-09	8:00	2496	2496	1324.385	691	-4
CABALLO
29-Jul-09	0:00	280	403	1264.260	69	1
AMISTAD
29-Jul-09	0:00	4040	6181	340.245	3985	-4
Requested	6:00	U.S.	30.00	CMS
Release		MEX.	3.00	CMS
FALCON
29-Jul-09	0:00	3265	3883	88.590	2281	-7
Requested	6:00	U.S.	65.00	CMS
Release		MEX.	15.00	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
27-Jul-09	8:00	245	245	1775.000	190	182	20.70
BOQUILLA
27-Jul-09	8:00	2894	2903	1311.670	2067	1954	65.00
F.I. MADERO
27-Jul-09	8:00	355	296	1231.340	140	135	11.00
PICO DEL AGUILA
27-Jul-09	8:00	50	50	1605.650	12	8	6.63
CHIHUAHUA
27-Jul-09	8:00	26	26	1538.160	16	14	0.62
EL REJON
27-Jul-09	8:00	6	6	1475.260	5	5	0.00
LUIS L. LEON
27-Jul-09	8:00	292	832	1035.770	315	275	5.00
RIO SAN DIEGO BASIN
CENTENARIO
27-Jul-09	8:00	25	25	335.370	21	20	0.86
SAN MIGUEL
27-Jul-09	8:00	21	21	339.100	11	11	0.84
RIO SAN RODRIGO BASIN
LA FRAGUA
27-Jul-09	8:00	47	47	300.010	45	36	1.40
RIO SALADO BASIN
VENUSTIANO CARRANZA
27-Jul-09	8:00	1322	1322	260.530	1088	1088	0.00
RIO ALAMO BASIN
LAS BLANCAS
27-Jul-09	8:00	84	84	88.250	63	40	0.80
RIO SAN JUAN BASIN
EL CUCHILLO
27-Jul-09	8:00	1123	1784	161.630	1033	973	5.80
MARTE GOMEZ
27-Jul-09	8:00	830	2308	74.940	627	604	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.