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	17-Aug-26		0.03
RG AT EL PASO	17-Aug-26	0.501	0.23		8364000
RG BELOW AMERICAN DAM	17-Aug-26	1.098	0.00		8365000
AMERICAN CANAL	17-Aug-26	0.545	0.42		8364500
RG AT FORT QUITMAN	17-Aug-26	2.071	0.05		8370500
RG ABOVE RIO CONCHOS	17-Aug-26	1.996	0.00		8371500
RG BELOW RIO CONCHOS	17-Aug-26	0.440	0.01		8374200
RG AT JOHNSON RANCH	17-Aug-26	1.562	0.51		8375000
RG AT FOSTER RANCH	17-Aug-26	0.420	5.05		8377200
PECOS NEAR LANGTRY	17-Aug-26	0.550	4.08		8447410
DEVILS AT PAFFORD	17-Aug-26	0.696	4.51		8449400
AMISTAD DAM
RG AT DEL RIO	17-Aug-26	0.502	18.63		8451800
RG AT EAGLE PASS	17-Aug-26	1.000	18.90		8458000
RG NEAR EL INDIO	17-Aug-26	1.841	27.39		8458700
RG AT COLOMBIA	17-Aug-26	1.967	22.90		8458800
RG AT LAREDO	17-Aug-26	0.442	22.10		8459000
FALCON DAM
RG AT RIO GRANDE CTY	17-Aug-26	8.025	42.50		8464700
RG BL ANZALDUAS DAM	17-Aug-26	24.250	29.95		8469200
RG AT SAN BENITO	17-Aug-26	10.753	14.00		8473700
RG AT BROWNSVILLE	17-Aug-26	0.496	1.99		8475000
ANZALDUAS SALINITY	17-Aug-26	31.420	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
17-Aug-26	0:00	2496	2496	1303.125	34	0
					(1%)				1	0
CABALLO
17-Aug-26	0:00	280	403	1260.060	18	0
					(6%)				1	0
AMISTAD - 08450800
17-Aug-26	0:00	3980	6056	322.120	963	0
Requested	6:00	U.S.	15.00	CMS	(24%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
17-Aug-26	0:00	3289	3923	80.365	656	-2
Requested	6:00	U.S.	35.00	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
17-Aug-26	0:00	25,160		3519.8	5,250	-6
LAKE MEAD
17-Aug-26	0:00	28,945		1039.79	6,963	2
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
8/17/26 0:00	245	377	-0.214	52.839	0.400	22%
BOQUILLA
8/17/26 0:00	2847	3208	0.000	647.796	32.500	23%
F.I. MADERO
8/17/26 0:00	333	456	0.000	186.969	2.500	56%
PICO DEL AGUILA
8/17/26 0:00	48	89	-0.760	33.121	6.700	69%
CHIHUAHUA
8/17/26 0:00	23	36	-0.016	9.250	0.090	40%
EL REJON
8/17/26 0:00	7	8	0.000	2.272	0.000	35%
LUIS L. LEON
8/17/26 0:00	284	825	0.108	64.278	0.000	23%
RIO SAN DIEGO BASIN
CENTENARIO
8/17/26 0:00	25	26	0.045	8.310	0.000	34%
SAN MIGUEL
8/17/26 0:00	21	22	-0.183	12.236	1.000	58%
RIO SAN RODRIGO BASIN
LA FRAGUA
8/17/26 0:00	47	85	0.000	17.760	2.000	38%
RIO SALADO BASIN
VENUSTIANO CARRANZA
8/17/26 0:00	614	1322	-0.244	76.633	0.000	12%
RIO ALAMO BASIN
LAS BLANCAS
8/17/26 0:00	84	134	-0.039	21.999	0.300	26%
RIO SAN JUAN BASIN
EL CUCHILLO
8/17/26 0:00	1123	1784	-1.624	623.273	8.140	55%
MARTE GOMEZ
8/17/26 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.