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	11-Aug-26		0.03
RG AT EL PASO	11-Aug-26	0.506	0.25		8364000
RG BELOW AMERICAN DAM	11-Aug-26	1.099	0.00		8365000
AMERICAN CANAL	11-Aug-26	0.540	0.40		8364500
RG AT FORT QUITMAN	11-Aug-26	1.931	0.00		8370500
RG ABOVE RIO CONCHOS	11-Aug-26	1.986	0.00		8371500
RG BELOW RIO CONCHOS	11-Aug-26	0.496	0.43		8374200
RG AT JOHNSON RANCH	11-Aug-26	1.453	0.26		8375000
RG AT FOSTER RANCH	11-Aug-26	0.431	5.80		8377200
PECOS NEAR LANGTRY	11-Aug-26	0.568	4.70		8447410
DEVILS AT PAFFORD	11-Aug-26	0.702	4.74		8449400
AMISTAD DAM
RG AT DEL RIO	11-Aug-26	0.459	12.45		8451800
RG AT EAGLE PASS	11-Aug-26	1.015	20.79		8458000
RG NEAR EL INDIO	11-Aug-26	1.857	29.60		8458700
RG AT COLOMBIA	11-Aug-26	1.944	21.42		8458800
RG AT LAREDO	11-Aug-26	0.452	22.93		8459000
FALCON DAM
RG AT RIO GRANDE CTY	11-Aug-26	8.094	46.26		8464700
RG BL ANZALDUAS DAM	11-Aug-26	24.190	27.94		8469200
RG AT SAN BENITO	11-Aug-26	10.645	8.70		8473700
RG AT BROWNSVILLE	11-Aug-26	0.800	4.55		8475000
ANZALDUAS SALINITY	11-Aug-26	31.425	545	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
11-Aug-26	0:00	2496	2496	1303.125	34	0
					(1%)				1	0
CABALLO
11-Aug-26	0:00	280	403	1260.070	18	0
					(6%)				1	0
AMISTAD - 08450800
11-Aug-26	0:00	3980	6056	322.140	965	0
Requested	6:00	U.S.	15.00	CMS	(24%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
11-Aug-26	0:00	3289	3923	80.510	674	-5
Requested	6:00	U.S.	40.00	CMS	(20%)				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
11-Aug-26	0:00	25,160		3520.72	5,302	-13
LAKE MEAD
11-Aug-26	0:00	28,945		1040.09	6,984	-10
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
8/11/26 0:00	245	377	-0.711	50.206	0.300	20%
BOQUILLA
8/10/26 0:00	2847	3208	0.000	667.096	35.500	23%
F.I. MADERO
8/10/26 0:00	333	456	0.000	191.031	6.200	57%
PICO DEL AGUILA
8/11/26 0:00	48	89	-0.584	36.940	6.700	77%
CHIHUAHUA
8/11/26 0:00	23	36	-0.017	9.266	0.060	40%
EL REJON
8/11/26 0:00	7	8	-0.004	2.272	0.000	35%
LUIS L. LEON
8/11/26 0:00	284	825	0.000	63.632	0.000	22%
RIO SAN DIEGO BASIN
CENTENARIO
8/11/26 0:00	25	26	0.045	8.176	0.000	33%
SAN MIGUEL
8/11/26 0:00	21	22	-0.066	12.858	0.750	61%
RIO SAN RODRIGO BASIN
LA FRAGUA
8/11/26 0:00	47	85	-0.439	17.760	1.000	38%
RIO SALADO BASIN
VENUSTIANO CARRANZA
8/11/26 0:00	614	1322	-0.244	77.857	0.000	13%
RIO ALAMO BASIN
LAS BLANCAS
8/11/26 0:00	84	134	-0.078	22.270	0.300	27%
RIO SAN JUAN BASIN
EL CUCHILLO
8/11/26 0:00	1123	1784	-1.624	632.203	7.516	56%
MARTE GOMEZ
8/11/26 0:00	782	2209	0.000	500.008	0.000	64%
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.