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.
Previous Reports
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	WEB
		METERS	CMS	MM	LINK
RG BELOW CABALLO DAM	28-Jul-25		#VALUE!
RG AT EL PASO	28-Jul-25	1.228	15.78		8364000
RG BELOW AMERICAN DAM	28-Jul-25	1.509	2.95		8365000
AMERICAN CANAL	28-Jul-25	1.682	13.80		8364500
RG AT FORT QUITMAN	28-Jul-25	2.064	0.08		8370500
RG ABOVE RIO CONCHOS	28-Jul-25	2.262	0.02		8371500
RG BELOW RIO CONCHOS	28-Jul-25	0.689	3.38	4	8374200
RG AT JOHNSON RANCH	28-Jul-25	1.444	7.57		8375000
RG AT FOSTER RANCH	28-Jul-25	0.710	32.57		8377200
PECOS NEAR LANGTRY	28-Jul-25	0.425	1.47		8447410
DEVILS AT PAFFORD	28-Jul-25	0.646	2.55		8449400
AMISTAD DAM
RG AT DEL RIO	28-Jul-25	0.417	9.14		8451800
RG AT EAGLE PASS	28-Jul-25	1.000	29.10		8458000
RG NEAR EL INDIO	28-Jul-25	1.766	18.56		8458700
RG AT COLOMBIA	28-Jul-25	1.960	8.47		8458800
RG AT LAREDO	28-Jul-25	0.570	22.50		8459000
FALCON DAM
RG AT RIO GRANDE CTY	28-Jul-25	7.603	9.28		8464700
RG BL ANZALDUAS DAM	28-Jul-25	23.690	9.08		8469200
RG AT SAN BENITO	28-Jul-25	10.611	7.87		8473700
RG AT BROWNSVILLE	28-Jul-25	0.775	2.52		8475000
ANZALDUAS SALINITY	28-Jul-25	31.450	925	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		(% Cons.)	Change
ELEPHANT BUTTE									Criteria Checks
28-Jul-25	0:00	2496	2496	##########	########
					(-86010667%)				1	0
CABALLO
28-Jul-25	0:00	280	403	##########	########
					(-766723659%)				1	0
AMISTAD - 08450800
28-Jul-25	0:00	3980	6056	321.920	946	1
Requested	6:00	U.S.	15.00	CMS	(24%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
28-Jul-25	0:00	3289	3923	77.985	402	-1
Requested	6:00	U.S.	5.00	CMS	(12%)				0	1
Release		MEX.	7.00	CMS
STORED WATER IN LARGE RESERVOIRS OF THE COLORADO BASIN
(Capacities and Storages in 1000 Acre-Feet, Elevations in Feet)
Reservoir                     Date	Hour	Total Capacity		Current		24-hr
				Elev.	Storage	Storage
						Change
LAKE POWELL
28-Jul-25	0:00	25,160		3556.19	7,520	-12
LAKE MEAD
28-Jul-25	0:00	28,945		1054.43	8,006	-4
MEXICAN RESERVOIRS
(Storages in Million M3, Elevations in Meters, Releases in CMS)
Reservoir                     Date	Normal	Flood	Current		Spill	Percent
	Cons.	Control	Chg in Sto.	Storage	or	of
	Capacity	Capacity			Release	Cons.
RIO CONCHOS BASIN
SAN GABRIEL
7/28/25 0:00	245	377	0.000	56.367	0.000	23%
BOQUILLA
7/28/25 0:00	2894	3208	2.586	617.051	1.300	21%
F.I. MADERO
7/28/25 0:00	355	456	0.000	138.473	0.000	39%
PICO DEL AGUILA
7/28/25 0:00	48	89	0.805	45.732	1.700	95%
CHIHUAHUA
7/28/25 0:00	23	36	0.059	12.398	0.090	53%
EL REJON
7/28/25 0:00	7	8	0.019	2.866	0.000	43%
LUIS L. LEON
7/28/25 0:00	284	825	0.000	185.828	0.000	65%
RIO SAN DIEGO BASIN
CENTENARIO
7/28/25 0:00	25	26	0.000	6.882	0.000	28%
SAN MIGUEL
7/28/25 0:00	21	22	0.038	16.585	0.000	78%
RIO SAN RODRIGO BASIN
LA FRAGUA
7/28/25 0:00	47	85	0.000	42.842	0.000	91%
RIO SALADO BASIN
VENUSTIANO CARRANZA
7/28/25 0:00	614	1322	0.893	148.903	0.000	24%
RIO ALAMO BASIN
LAS BLANCAS
7/28/25 0:00	84	134	-0.122	26.669	0.300	32%
RIO SAN JUAN BASIN
EL CUCHILLO
7/28/25 0:00	1123	1784	-1.156	847.135	7.138	75%
MARTE GOMEZ
7/28/25 0:00	782	2209	-1.267	669.529	10.000	86%
Contributions from Rio Alamo and Rio San Juan to the Rio Grande are allotted 100% to Mexico per 1944 Treaty
article 4 (a)
** Usable storage is an estimate of waters in storage which could be released through existing outlet works.