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	15-Sep-25		0.12
RG AT EL PASO	15-Sep-25	0.617	0.19		8364000
RG BELOW AMERICAN DAM	15-Sep-25	1.299	0.00		8365000
AMERICAN CANAL	15-Sep-25	0.575	0.43		8364500
RG AT FORT QUITMAN	15-Sep-25	1.833	0.00		8370500
RG ABOVE RIO CONCHOS	15-Sep-25	2.271	0.66		8371500
RG BELOW RIO CONCHOS	15-Sep-25	0.754	6.93	2	8374200
RG AT JOHNSON RANCH	15-Sep-25	1.493	9.05		8375000
RG AT FOSTER RANCH	15-Sep-25	0.746	40.94		8377200
PECOS NEAR LANGTRY	15-Sep-25	0.537	3.92		8447410
DEVILS AT PAFFORD	15-Sep-25	0.636	2.62		8449400
AMISTAD DAM
RG AT DEL RIO	15-Sep-25	0.502	20.21		8451800
RG AT EAGLE PASS	15-Sep-25	1.103	38.50		8458000
RG NEAR EL INDIO	15-Sep-25	1.787	19.97		8458700
RG AT COLOMBIA	15-Sep-25	1.903	15.90		8458800
RG AT LAREDO	15-Sep-25	0.356	14.00		8459000
FALCON DAM
RG AT RIO GRANDE CTY	15-Sep-25	7.800	19.60		8464700
RG BL ANZALDUAS DAM	15-Sep-25	23.920	17.35		8469200
RG AT SAN BENITO	15-Sep-25	10.602	7.24		8473700
RG AT BROWNSVILLE	15-Sep-25	0.819	1.97		8475000
ANZALDUAS SALINITY	15-Sep-25	31.105	790	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
15-Sep-25	0:00	2496	2496	1307.035	77	0
					(3%)				1	0
CABALLO
15-Sep-25	0:00	280	403	1260.005	18	0
					(6%)				1	0
AMISTAD - 08450800
15-Sep-25	0:00	3980	6056	322.295	979	1
Requested	6:00	U.S.	15.00	CMS	(25%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
15-Sep-25	0:00	3289	3923	77.505	361	-2
Requested	6:00	U.S.	20.00	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
15-Sep-25	0:00	25,160		3546.28	6,852	-3
LAKE MEAD
15-Sep-25	0:00	28,945		1056.94	8,193	11
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
9/15/25 0:00	245	377	0.000	84.357	0.150	34%
BOQUILLA
9/15/25 0:00	2894	3208	3.528	936.142	0.000	32%
F.I. MADERO
9/15/25 0:00	333	456	-0.991	204.569	0.000	61%
PICO DEL AGUILA
9/15/25 0:00	48	89	-0.126	33.881	1.600	70%
CHIHUAHUA
9/15/25 0:00	23	36	0.000	12.694	0.060	54%
EL REJON
9/15/25 0:00	7	8	0.000	2.922	0.000	44%
LUIS L. LEON
9/15/25 0:00	284	825	0.156	153.553	8.000	54%
RIO SAN DIEGO BASIN
CENTENARIO
9/15/25 0:00	25	26	0.000	7.374	0.000	30%
SAN MIGUEL
9/15/25 0:00	21	22	0.073	16.134	0.000	76%
RIO SAN RODRIGO BASIN
LA FRAGUA
9/15/25 0:00	47	85	-0.440	39.081	0.000	83%
RIO SALADO BASIN
VENUSTIANO CARRANZA
9/15/25 0:00	614	1322	0.893	139.971	0.000	23%
RIO ALAMO BASIN
LAS BLANCAS
9/15/25 0:00	84	134	0.000	27.645	0.300	33%
RIO SAN JUAN BASIN
EL CUCHILLO
9/15/25 0:00	1123	1784	2.946	831.076	7.349	74%
MARTE GOMEZ
9/15/25 0:00	782	2209	1.268	669.529	10.000	86%
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.