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-Aug-25		1.02
RG AT EL PASO	28-Aug-25	0.654	0.44		8364000
RG BELOW AMERICAN DAM	28-Aug-25	1.283	0.00		8365000
AMERICAN CANAL	28-Aug-25	0.580	0.33		8364500
RG AT FORT QUITMAN	28-Aug-25	2.116	0.08		8370500
RG ABOVE RIO CONCHOS	28-Aug-25	2.333	0.61		8371500
RG BELOW RIO CONCHOS	28-Aug-25	0.976	17.30	1	8374200
RG AT JOHNSON RANCH	28-Aug-25	1.750	13.20		8375000
RG AT FOSTER RANCH	28-Aug-25	0.579	16.96		8377200
PECOS NEAR LANGTRY	28-Aug-25	0.430	1.29		8447410
DEVILS AT PAFFORD	28-Aug-25	0.632	2.40		8449400
AMISTAD DAM
RG AT DEL RIO	28-Aug-25	0.502	20.21		8451800
RG AT EAGLE PASS	28-Aug-25	1.027	31.40		8458000
RG NEAR EL INDIO	28-Aug-25	1.784	21.30		8458700
RG AT COLOMBIA	28-Aug-25	1.881	14.92		8458800
RG AT LAREDO	28-Aug-25	0.387	15.69		8459000
FALCON DAM
RG AT RIO GRANDE CTY	28-Aug-25	7.786	23.37		8464700
RG BL ANZALDUAS DAM	28-Aug-25	23.700	9.42		8469200
RG AT SAN BENITO	28-Aug-25	10.620	8.13		8473700
RG AT BROWNSVILLE	28-Aug-25	0.738	3.27		8475000
ANZALDUAS SALINITY	28-Aug-25	31.295	830	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-Aug-25	0:00	2496	2496	1307.990	92	0
					(4%)				1	0
CABALLO
28-Aug-25	0:00	280	403	##########	5	1
					(2%)				1	0
AMISTAD - 08450800
28-Aug-25	0:00	3980	6056	321.900	945	0
Requested	6:00	U.S.	15.00	CMS	(24%)				0	1
Release		MEX.	5.40	CMS
FALCON - 08461200
28-Aug-25	0:00	3289	3923	77.425	355	-1
Requested	6:00	U.S.	2.00	CMS	(11%)				0	1
Release		MEX.	8.00	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-Aug-25	0:00	25,160		3548.95	7,028	-16
LAKE MEAD
28-Aug-25	0:00	28,945		1055.23	8,066	9
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
8/28/25 0:00	245	377	0.857	58.236	0.300	24%
BOQUILLA
8/28/25 0:00	2894	3208	3.060	737.648	1.300	25%
F.I. MADERO
8/28/25 0:00	355	456	1.756	161.668	0.000	46%
PICO DEL AGUILA
8/28/25 0:00	48	89	-0.225	36.626	2.000	76%
CHIHUAHUA
8/28/25 0:00	23	36	0.000	12.515	0.060	54%
EL REJON
8/28/25 0:00	7	8	0.000	2.884	0.000	44%
LUIS L. LEON
8/28/25 0:00	284	825	-1.639	164.392	20.000	58%
RIO SAN DIEGO BASIN
CENTENARIO
8/28/25 0:00	25	26	0.000	7.204	0.000	29%
SAN MIGUEL
8/28/25 0:00	21	22	-0.075	16.209	0.750	77%
RIO SAN RODRIGO BASIN
LA FRAGUA
8/28/25 0:00	47	85	0.000	40.034	0.000	85%
RIO SALADO BASIN
VENUSTIANO CARRANZA
8/28/25 0:00	614	1322	-0.447	139.971	0.000	23%
RIO ALAMO BASIN
LAS BLANCAS
8/28/25 0:00	84	134	0.244	26.913	0.300	32%
RIO SAN JUAN BASIN
EL CUCHILLO
8/28/25 0:00	1123	1784	-0.982	807.510	9.460	72%
MARTE GOMEZ
8/28/25 0:00	782	2209	0.000	645.442	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.