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	20-Aug-26		0.03
RG AT EL PASO	20-Aug-26	0.504	0.24		8364000
RG BELOW AMERICAN DAM	20-Aug-26	1.111	0.15		8365000
AMERICAN CANAL	20-Aug-26	0.534	0.38		8364500
RG AT FORT QUITMAN	20-Aug-26	1.998	0.02		8370500
RG ABOVE RIO CONCHOS	20-Aug-26	2.000	0.00		8371500
RG BELOW RIO CONCHOS	20-Aug-26	0.389	0.00		8374200
RG AT JOHNSON RANCH	20-Aug-26	1.550	0.42		8375000
RG AT FOSTER RANCH	20-Aug-26	0.514	12.14		8377200
PECOS NEAR LANGTRY	20-Aug-26	0.542	3.85		8447410
DEVILS AT PAFFORD	20-Aug-26	0.705	4.74		8449400
AMISTAD DAM
RG AT DEL RIO	20-Aug-26	0.454	11.80		8451800
RG AT EAGLE PASS	20-Aug-26	0.997	18.50		8458000
RG NEAR EL INDIO	20-Aug-26	1.836	26.71		8458700
RG AT COLOMBIA	20-Aug-26	1.939	21.09		8458800
RG AT LAREDO	20-Aug-26	0.423	20.53		8459000
FALCON DAM
RG AT RIO GRANDE CTY	20-Aug-26	8.018	41.85		8464700
RG BL ANZALDUAS DAM	20-Aug-26	24.100	24.76		8469200
RG AT SAN BENITO	20-Aug-26	10.688	10.79		8473700
RG AT BROWNSVILLE	20-Aug-26	0.731	3.44		8475000
ANZALDUAS SALINITY	20-Aug-26	31.450	590	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
20-Aug-26	0:00	2496	2496	1303.135	34	0
					(1%)				1	0
CABALLO
20-Aug-26	0:00	280	403	1260.055	18	0
					(6%)				1	0
AMISTAD - 08450800
20-Aug-26	0:00	3980	6056	322.120	963	1
Requested	6:00	U.S.	15.00	CMS	(24%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
20-Aug-26	0:00	3289	3923	80.290	647	-3
Requested	6:00	U.S.	20.00	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
20-Aug-26	0:00	25,160		3519.36	5,226	-9
LAKE MEAD
20-Aug-26	0:00	28,945		1039.55	6,947	-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
8/20/26 0:00	245	377	0.000	53.835	0.400	22%
BOQUILLA
8/19/26 0:00	2847	3208	0.000	646.693	29.500	23%
F.I. MADERO
8/19/26 0:00	333	456	0.000	186.252	4.000	56%
PICO DEL AGUILA
8/20/26 0:00	48	89	-0.507	31.558	5.500	65%
CHIHUAHUA
8/20/26 0:00	23	36	-0.016	9.217	0.090	39%
EL REJON
8/20/26 0:00	7	8	-0.004	2.264	0.000	35%
LUIS L. LEON
8/20/26 0:00	284	825	0.000	64.278	0.000	23%
RIO SAN DIEGO BASIN
CENTENARIO
8/20/26 0:00	25	26	0.000	8.310	0.000	34%
SAN MIGUEL
8/20/26 0:00	21	22	-0.153	11.778	1.000	56%
RIO SAN RODRIGO BASIN
LA FRAGUA
8/20/26 0:00	47	85	0.000	17.760	1.500	38%
RIO SALADO BASIN
VENUSTIANO CARRANZA
8/20/26 0:00	614	1322	-0.245	75.898	0.000	12%
RIO ALAMO BASIN
LAS BLANCAS
8/20/26 0:00	84	134	-0.039	21.883	0.300	26%
RIO SAN JUAN BASIN
EL CUCHILLO
8/20/26 0:00	1123	1784	-0.812	620.838	7.825	55%
MARTE GOMEZ
8/20/26 0:00	782	2209	0.000	498.894	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.