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	22-Sep-25		7.80
RG AT EL PASO	22-Sep-25	0.614	0.19		8364000
RG BELOW AMERICAN DAM	22-Sep-25	1.324	0.00		8365000
AMERICAN CANAL	22-Sep-25	0.582	0.46		8364500
RG AT FORT QUITMAN	22-Sep-25	2.271	0.47		8370500
RG ABOVE RIO CONCHOS	22-Sep-25	2.326	0.74		8371500
RG BELOW RIO CONCHOS	22-Sep-25	0.739	6.88	2	8374200
RG AT JOHNSON RANCH	22-Sep-25	1.369	5.82		8375000
RG AT FOSTER RANCH	22-Sep-25	0.530	13.15		8377200
PECOS NEAR LANGTRY	22-Sep-25	0.488	2.49		8447410
DEVILS AT PAFFORD	22-Sep-25	0.630	2.44		8449400
AMISTAD DAM
RG AT DEL RIO	22-Sep-25	0.421	9.03		8451800
RG AT EAGLE PASS	22-Sep-25	1.110	39.20		8458000
RG NEAR EL INDIO	22-Sep-25	1.780	21.92		8458700
RG AT COLOMBIA	22-Sep-25	1.972	22.00		8458800
RG AT LAREDO	22-Sep-25	0.398	16.60		8459000
FALCON DAM
RG AT RIO GRANDE CTY	22-Sep-25	7.601	8.22		8464700
RG BL ANZALDUAS DAM	22-Sep-25	23.750	11.17		8469200
RG AT SAN BENITO	22-Sep-25	10.628	8.53		8473700
RG AT BROWNSVILLE	22-Sep-25	0.807	1.90		8475000
ANZALDUAS SALINITY	22-Sep-25	31.185	750	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
22-Sep-25	0:00	2496	2496	##########	########
					(-86010667%)				1	0
CABALLO
22-Sep-25	0:00	280	403	1260.085	18	0
					(6%)				1	0
AMISTAD - 08450800
22-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
22-Sep-25	0:00	3289	3923	77.485	359	0
Requested	6:00	U.S.	2.00	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
22-Sep-25	0:00	25,160		3545.67	6,812	-9
LAKE MEAD
22-Sep-25	0:00	28,945		1056.77	8,180	1
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
9/22/25 0:00	245	377	0.400	85.258	0.150	35%
BOQUILLA
9/22/25 0:00	2894	3208	4.393	982.045	0.000	34%
F.I. MADERO
9/22/25 0:00	333	456	0.256	216.580	0.000	65%
PICO DEL AGUILA
9/22/25 0:00	48	89	0.085	33.501	0.000	69%
CHIHUAHUA
9/22/25 0:00	23	36	0.000	12.715	0.060	54%
EL REJON
9/22/25 0:00	7	8	0.000	2.926	0.000	44%
LUIS L. LEON
9/22/25 0:00	284	825	-0.938	148.234	8.000	52%
RIO SAN DIEGO BASIN
CENTENARIO
9/22/25 0:00	25	26	0.112	7.619	0.000	31%
SAN MIGUEL
9/22/25 0:00	21	22	0.076	16.773	0.000	79%
RIO SAN RODRIGO BASIN
LA FRAGUA
9/22/25 0:00	47	85	-0.293	38.788	2.000	82%
RIO SALADO BASIN
VENUSTIANO CARRANZA
9/22/25 0:00	614	1322	0.000	138.631	0.000	23%
RIO ALAMO BASIN
LAS BLANCAS
9/22/25 0:00	84	134	0.000	27.035	0.300	32%
RIO SAN JUAN BASIN
EL CUCHILLO
9/22/25 0:00	1123	1784	4.623	880.651	8.745	78%
MARTE GOMEZ
9/22/25 0:00	782	2209	1.328	686.609	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.