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	25-Aug-25		1.07
RG AT EL PASO	25-Aug-25	0.663	0.48		8364000
RG BELOW AMERICAN DAM	25-Aug-25	1.286	0.00		8365000
AMERICAN CANAL	25-Aug-25	0.614	0.54		8364500
RG AT FORT QUITMAN	25-Aug-25	1.866	0.00		8370500
RG ABOVE RIO CONCHOS	25-Aug-25	2.207	0.22		8371500
RG BELOW RIO CONCHOS	25-Aug-25	0.900	13.27	1	8374200
RG AT JOHNSON RANCH	25-Aug-25	1.564	8.05		8375000
RG AT FOSTER RANCH	25-Aug-25	0.549	13.99		8377200
PECOS NEAR LANGTRY	25-Aug-25	0.439	1.44		8447410
DEVILS AT PAFFORD	25-Aug-25	0.638	2.48		8449400
AMISTAD DAM
RG AT DEL RIO	25-Aug-25	0.475	16.06		8451800
RG AT EAGLE PASS	25-Aug-25	1.033	31.90		8458000
RG NEAR EL INDIO	25-Aug-25	1.796	22.80		8458700
RG AT COLOMBIA	25-Aug-25	1.841	12.43		8458800
RG AT LAREDO	25-Aug-25	0.348	12.68		8459000
FALCON DAM				1
RG AT RIO GRANDE CTY	25-Aug-25	8.014	43.00		8464700
RG BL ANZALDUAS DAM	25-Aug-25	23.770	11.90		8469200
RG AT SAN BENITO	25-Aug-25	10.580	6.47		8473700
RG AT BROWNSVILLE	25-Aug-25	0.629	2.45		8475000
ANZALDUAS SALINITY	25-Aug-25	31.200	715	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
25-Aug-25	0:00	2496	2496	1307.995	92	0
					(4%)				1	0
CABALLO
25-Aug-25	0:00	280	403	1258.630	8	0
					(3%)				1	0
AMISTAD - 08450800
25-Aug-25	0:00	3980	6056	321.905	945	0
Requested	6:00	U.S.	15.00	CMS	(24%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
25-Aug-25	0:00	3289	3923	77.475	359	-4
Requested	6:00	U.S.	5.00	CMS	(11%)				0	1
Release		MEX.	29.00	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
25-Aug-25	0:00	25,160		3549.53	7,067	-21
LAKE MEAD
25-Aug-25	0:00	28,945		1055.08	8,054	8
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
8/25/25 0:00	245	377	-0.071	55.828	0.300	23%
BOQUILLA
8/25/25 0:00	2894	3208	1.780	729.170	1.300	25%
F.I. MADERO
8/25/25 0:00	355	456	0.439	159.693	0.000	45%
PICO DEL AGUILA
8/25/25 0:00	48	89	-0.180	37.299	2.000	77%
CHIHUAHUA
8/25/25 0:00	23	36	0.000	12.476	0.090	53%
EL REJON
8/25/25 0:00	7	8	0.000	2.884	0.000	44%
LUIS L. LEON
8/25/25 0:00	284	825	-1.638	169.471	20.000	60%
RIO SAN DIEGO BASIN
CENTENARIO
8/25/25 0:00	25	26	0.000	7.204	0.000	29%
SAN MIGUEL
8/25/25 0:00	21	22	-0.113	16.434	0.750	78%
RIO SAN RODRIGO BASIN
LA FRAGUA
8/25/25 0:00	47	85	-0.220	40.034	0.000	85%
RIO SALADO BASIN
VENUSTIANO CARRANZA
8/25/25 0:00	614	1322	-0.446	140.418	0.000	23%
RIO ALAMO BASIN
LAS BLANCAS
8/25/25 0:00	84	134	0.000	23.862	0.300	28%
RIO SAN JUAN BASIN
EL CUCHILLO
8/25/25 0:00	1123	1784	-0.982	809.474	9.791	72%
MARTE GOMEZ
8/25/25 0:00	782	2209	2.536	644.175	10.000	82%
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.