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	8-Sep-25		0.13
RG AT EL PASO	8-Sep-25	0.631	0.22		8364000
RG BELOW AMERICAN DAM	8-Sep-25	1.299	0.00		8365000
AMERICAN CANAL	8-Sep-25	0.579	0.33		8364500
RG AT FORT QUITMAN	8-Sep-25	2.195	0.12		8370500
RG ABOVE RIO CONCHOS	8-Sep-25	2.186	0.16		8371500
RG BELOW RIO CONCHOS	8-Sep-25	0.854	10.22		8374200
RG AT JOHNSON RANCH	8-Sep-25	2.950	74.35		8375000
RG AT FOSTER RANCH	8-Sep-25	0.632	25.71		8377200
PECOS NEAR LANGTRY	8-Sep-25	0.619	6.98		8447410
DEVILS AT PAFFORD	8-Sep-25	0.641	2.58	3	8449400
AMISTAD DAM
RG AT DEL RIO	8-Sep-25	0.415	8.37	8	8451800
RG AT EAGLE PASS	8-Sep-25	1.159	44.70	108	8458000
RG NEAR EL INDIO	8-Sep-25	2.222	98.75		8458700
RG AT COLOMBIA	8-Sep-25	N/R	N/R		8458800
RG AT LAREDO	8-Sep-25	0.733	48.02		8459000
FALCON DAM				2
RG AT RIO GRANDE CTY	8-Sep-25	7.852	23.30		8464700
RG BL ANZALDUAS DAM	8-Sep-25	23.850	14.81		8469200
RG AT SAN BENITO	8-Sep-25	10.664	9.98		8473700
RG AT BROWNSVILLE	8-Sep-25	0.680	2.79		8475000
ANZALDUAS SALINITY	8-Sep-25	31.045	780	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
8-Sep-25	0:00	2496	2496	1307.265	81	-2
					(3%)				1	0
CABALLO
8-Sep-25	0:00	280	403	1259.475	14	3
					(5%)				1	0
AMISTAD - 08450800
8-Sep-25	0:00	3980	6056	322.210	971	5
Requested	6:00	U.S.	15.00	CMS	(24%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
8-Sep-25	0:00	3289	3923	77.395	352	4
Requested	6:00	U.S.	5.00	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
8-Sep-25	0:00	25,160		3547.27	6,917	-10
LAKE MEAD
8-Sep-25	0:00	28,945		1056.4	8,152	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
9/8/25 0:00	245	377	4.471	80.431	0.000	33%
BOQUILLA
9/8/25 0:00	2894	3208	15.303	884.249	1.300	31%
F.I. MADERO
9/8/25 0:00	333	456	1.735	200.357	0.000	60%
PICO DEL AGUILA
9/8/25 0:00	48	89	-0.135	34.696	1.600	72%
CHIHUAHUA
9/8/25 0:00	23	36	0.000	12.653	0.090	54%
EL REJON
9/8/25 0:00	7	8	0.000	2.912	0.000	44%
LUIS L. LEON
9/8/25 0:00	284	825	-0.480	157.660	8.000	55%
RIO SAN DIEGO BASIN
CENTENARIO
9/8/25 0:00	25	26	0.000	7.083	0.000	29%
SAN MIGUEL
9/8/25 0:00	21	22	0.035	15.850	0.000	75%
RIO SAN RODRIGO BASIN
LA FRAGUA
9/8/25 0:00	47	85	0.000	39.521	0.000	84%
RIO SALADO BASIN
VENUSTIANO CARRANZA
9/8/25 0:00	614	1322	0.000	139.971	0.000	23%
RIO ALAMO BASIN
LAS BLANCAS
9/8/25 0:00	84	134	0.122	27.523	0.300	33%
RIO SAN JUAN BASIN
EL CUCHILLO
9/8/25 0:00	1123	1784	3.927	803.582	6.846	72%
MARTE GOMEZ
9/8/25 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.