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	23-Sep-25		0.04
RG AT EL PASO	23-Sep-25	0.611	0.18		8364000
RG BELOW AMERICAN DAM	23-Sep-25	1.327	0.00		8365000
AMERICAN CANAL	23-Sep-25	0.587	0.48		8364500
RG AT FORT QUITMAN	23-Sep-25	2.432	1.07		8370500
RG ABOVE RIO CONCHOS	23-Sep-25	2.337	0.78		8371500
RG BELOW RIO CONCHOS	23-Sep-25	0.726	6.27	2	8374200
RG AT JOHNSON RANCH	23-Sep-25	1.376	5.96		8375000
RG AT FOSTER RANCH	23-Sep-25	0.522	12.41		8377200
PECOS NEAR LANGTRY	23-Sep-25	0.486	2.45		8447410
DEVILS AT PAFFORD	23-Sep-25	0.630	2.41		8449400
AMISTAD DAM
RG AT DEL RIO	23-Sep-25	0.417	8.59		8451800
RG AT EAGLE PASS	23-Sep-25	1.114	39.60		8458000
RG NEAR EL INDIO	23-Sep-25	1.777	21.55		8458700
RG AT COLOMBIA	23-Sep-25	1.935	18.62		8458800
RG AT LAREDO	23-Sep-25	0.380	15.31		8459000
FALCON DAM
RG AT RIO GRANDE CTY	23-Sep-25	7.602	8.27		8464700
RG BL ANZALDUAS DAM	23-Sep-25	23.750	11.17		8469200
RG AT SAN BENITO	23-Sep-25	10.585	6.71		8473700
RG AT BROWNSVILLE	23-Sep-25	0.795	2.57		8475000
ANZALDUAS SALINITY	23-Sep-25	31.120	760	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
23-Sep-25	0:00	2496	2496	##########	79	-2.1E+09
					(3%)				1	0
CABALLO
23-Sep-25	0:00	280	403	1260.085	18	0
					(7%)				1	0
AMISTAD - 08450800
23-Sep-25	0:00	3980	6056	322.335	982	0
Requested	6:00	U.S.	15.00	CMS	(25%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
23-Sep-25	0:00	3289	3923	77.485	359	0
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
23-Sep-25	0:00	25,160		3545.56	6,805	-7
LAKE MEAD
23-Sep-25	0:00	28,945		1056.73	8,177	-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
9/23/25 0:00	245	377	0.501	85.759	0.150	35%
BOQUILLA
9/23/25 0:00	2894	3208	7.323	989.368	1.300	34%
F.I. MADERO
9/23/25 0:00	333	456	1.539	218.119	0.000	65%
PICO DEL AGUILA
9/23/25 0:00	48	89	0.000	33.501	0.000	69%
CHIHUAHUA
9/23/25 0:00	23	36	0.000	12.715	0.090	54%
EL REJON
9/23/25 0:00	7	8	0.000	2.926	0.000	44%
LUIS L. LEON
9/23/25 0:00	284	825	-0.462	147.772	8.000	52%
RIO SAN DIEGO BASIN
CENTENARIO
9/23/25 0:00	25	26	0.000	7.619	0.000	31%
SAN MIGUEL
9/23/25 0:00	21	22	0.000	16.773	0.000	79%
RIO SAN RODRIGO BASIN
LA FRAGUA
9/23/25 0:00	47	85	0.000	38.788	2.000	82%
RIO SALADO BASIN
VENUSTIANO CARRANZA
9/23/25 0:00	614	1322	-0.446	138.185	0.000	23%
RIO ALAMO BASIN
LAS BLANCAS
9/23/25 0:00	84	134	-0.122	26.913	0.300	32%
RIO SAN JUAN BASIN
EL CUCHILLO
9/23/25 0:00	1123	1784	4.623	885.274	9.355	79%
MARTE GOMEZ
9/23/25 0:00	782	2209	2.655	689.264	10.000	88%
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.