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	29-Jul-25		30.37
RG AT EL PASO	29-Jul-25	1.337	19.88		8364000
RG BELOW AMERICAN DAM	29-Jul-25	1.598	3.09		8365000
AMERICAN CANAL	29-Jul-25	1.880	18.23		8364500
RG AT FORT QUITMAN	29-Jul-25	2.672	2.30		8370500
RG ABOVE RIO CONCHOS	29-Jul-25	2.205	0.00		8371500
RG BELOW RIO CONCHOS	29-Jul-25	0.647	2.42	4	8374200
RG AT JOHNSON RANCH	29-Jul-25	1.324	5.20		8375000
RG AT FOSTER RANCH	29-Jul-25	0.650	24.98		8377200
PECOS NEAR LANGTRY	29-Jul-25	0.424	1.45		8447410
DEVILS AT PAFFORD	29-Jul-25	0.648	2.62		8449400
AMISTAD DAM
RG AT DEL RIO	29-Jul-25	0.419	9.37		8451800
RG AT EAGLE PASS	29-Jul-25	0.989	28.30		8458000
RG NEAR EL INDIO	29-Jul-25	1.783	20.57		8458700
RG AT COLOMBIA	29-Jul-25	1.934	7.11		8458800
RG AT LAREDO	29-Jul-25	0.478	15.39		8459000
FALCON DAM
RG AT RIO GRANDE CTY	29-Jul-25	7.618	10.11		8464700
RG BL ANZALDUAS DAM	29-Jul-25	23.730	10.46		8469200
RG AT SAN BENITO	29-Jul-25	10.553	5.54		8473700
RG AT BROWNSVILLE	29-Jul-25	0.825	2.76		8475000
ANZALDUAS SALINITY	29-Jul-25	31.090	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
29-Jul-25	0:00	2496	2496	1307.875	90	0
					(4%)				1	0
CABALLO
29-Jul-25	0:00	280	403	1261.645	33	0
					(12%)				0	1
AMISTAD - 08450800
29-Jul-25	0:00	3980	6056	321.945	948	2
Requested	6:00	U.S.	15.00	CMS	(24%)				0	1
Release		MEX.	4.40	CMS
FALCON - 08461200
29-Jul-25	0:00	3289	3923	77.990	402	0
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
29-Jul-25	0:00	25,160		3556	7,506	-14
LAKE MEAD
29-Jul-25	0:00	28,945		1054.39	8,003	-3
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
7/29/25 0:00	245	377	0.000	56.367	0.000	23%
BOQUILLA
7/29/25 0:00	2894	3208	4.177	621.228	1.300	21%
F.I. MADERO
7/29/25 0:00	355	456	0.804	139.277	0.000	39%
PICO DEL AGUILA
7/29/25 0:00	48	89	0.000	45.732	2.200	95%
CHIHUAHUA
7/29/25 0:00	23	36	0.019	12.417	0.090	53%
EL REJON
7/29/25 0:00	7	8	0.004	2.870	0.000	43%
LUIS L. LEON
7/29/25 0:00	284	825	0.000	185.828	0.000	65%
RIO SAN DIEGO BASIN
CENTENARIO
7/29/25 0:00	25	26	0.141	7.023	0.000	29%
SAN MIGUEL
7/29/25 0:00	21	22	0.075	16.660	0.000	79%
RIO SAN RODRIGO BASIN
LA FRAGUA
7/29/25 0:00	47	85	0.000	42.842	0.000	91%
RIO SALADO BASIN
VENUSTIANO CARRANZA
7/29/25 0:00	614	1322	0.446	149.349	0.000	24%
RIO ALAMO BASIN
LAS BLANCAS
7/29/25 0:00	84	134	-0.122	26.547	0.300	32%
RIO SAN JUAN BASIN
EL CUCHILLO
7/29/25 0:00	1123	1784	-2.312	844.823	6.732	75%
MARTE GOMEZ
7/29/25 0:00	782	2209	-1.268	668.261	10.000	85%
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.