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	12-Aug-25		16.03
RG AT EL PASO	12-Aug-25	1.059	10.66		8364000
RG BELOW AMERICAN DAM	12-Aug-25	1.009	0.61		8365000
AMERICAN CANAL	12-Aug-25	1.446	9.30		8364500
RG AT FORT QUITMAN	12-Aug-25	1.845	0.01		8370500
RG ABOVE RIO CONCHOS	12-Aug-25	2.476	1.21		8371500
RG BELOW RIO CONCHOS	12-Aug-25	0.660	2.79		8374200
RG AT JOHNSON RANCH	12-Aug-25	1.269	4.27		8375000
RG AT FOSTER RANCH	12-Aug-25	0.494	9.65		8377200
PECOS NEAR LANGTRY	12-Aug-25	0.419	1.32		8447410
DEVILS AT PAFFORD	12-Aug-25	0.632	2.40		8449400
AMISTAD DAM
RG AT DEL RIO	12-Aug-25	0.417	8.37		8451800
RG AT EAGLE PASS	12-Aug-25	0.996	28.80		8458000
RG NEAR EL INDIO	12-Aug-25	1.774	20.45		8458700
RG AT COLOMBIA	12-Aug-25	1.943	7.58		8458800
RG AT LAREDO	12-Aug-25	0.270	6.68		8459000
FALCON DAM
RG AT RIO GRANDE CTY	12-Aug-25	7.947	35.81		8464700
RG BL ANZALDUAS DAM	12-Aug-25	24.210	27.93		8469200
RG AT SAN BENITO	12-Aug-25	10.680	11.48		8473700
RG AT BROWNSVILLE	12-Aug-25	0.643	2.01		8475000
ANZALDUAS SALINITY	12-Aug-25	31.035	710	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
12-Aug-25	0:00	2496	2496	1307.965	91	0
					(4%)				1	0
CABALLO
12-Aug-25	0:00	280	403	1258.630	8	-1
					(3%)				1	0
AMISTAD - 08450800
12-Aug-25	0:00	3980	6056	321.915	946	0
Requested	6:00	U.S.	15.00	CMS	(24%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
12-Aug-25	0:00	3289	3923	77.680	376	-3
Requested	6:00	U.S.	15.00	CMS	(11%)				0	1
Release		MEX.	9.00	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
12-Aug-25	0:00	25,160		3552.79	7,286	-19
LAKE MEAD
12-Aug-25	0:00	28,945		1054.35	8,000	1
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
8/12/25 0:00	245	377	-0.078	56.133	0.300	23%
BOQUILLA
8/12/25 0:00	2894	3208	0.000	648.349	0.000	22%
F.I. MADERO
8/12/25 0:00	355	456	0.000	141.487	0.000	40%
PICO DEL AGUILA
8/12/25 0:00	48	89	-0.428	41.196	4.100	85%
CHIHUAHUA
8/12/25 0:00	23	36	0.000	12.476	0.090	53%
EL REJON
8/12/25 0:00	7	8	0.000	2.884	0.000	44%
LUIS L. LEON
8/12/25 0:00	284	825	-0.840	177.635	8.000	62%
RIO SAN DIEGO BASIN
CENTENARIO
8/12/25 0:00	25	26	0.000	7.441	0.000	30%
SAN MIGUEL
8/12/25 0:00	21	22	0.000	17.261	0.250	82%
RIO SAN RODRIGO BASIN
LA FRAGUA
8/12/25 0:00	47	85	0.000	41.760	0.000	88%
RIO SALADO BASIN
VENUSTIANO CARRANZA
8/12/25 0:00	614	1322	-0.893	145.777	5.162	24%
RIO ALAMO BASIN
LAS BLANCAS
8/12/25 0:00	84	134	-0.122	24.838	0.300	30%
RIO SAN JUAN BASIN
EL CUCHILLO
8/12/25 0:00	1123	1784	-1.963	826.167	9.428	74%
MARTE GOMEZ
8/12/25 0:00	782	2209	-1.268	650.513	10.000	83%
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.