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-Sep-26		0.03
RG AT EL PASO	17-Sep-26	0.574	0.66		8364000
RG BELOW AMERICAN DAM	17-Sep-26	1.452	1.89		8365000
AMERICAN CANAL	17-Sep-26	0.701	1.17		8364500
RG AT FORT QUITMAN	17-Sep-26	2.067	0.00		8370500
RG ABOVE RIO CONCHOS	17-Sep-26	2.026	0.00		8371500
RG BELOW RIO CONCHOS	17-Sep-26	0.843	12.91		8374200
RG AT JOHNSON RANCH	17-Sep-26	1.616	0.79		8375000
RG AT FOSTER RANCH	17-Sep-26	0.429	5.32		8377200
PECOS NEAR LANGTRY	17-Sep-26	0.495	2.70		8447410
DEVILS AT PAFFORD	17-Sep-26	0.670	3.60		8449400
AMISTAD DAM
RG AT DEL RIO	17-Sep-26	0.482	15.92		8451800
RG AT EAGLE PASS	17-Sep-26	0.983	16.61		8458000
RG NEAR EL INDIO	17-Sep-26	1.804	21.18		8458700
RG AT COLOMBIA	17-Sep-26	1.909	18.29		8458800
RG AT LAREDO	17-Sep-26	0.412	15.98		8459000
FALCON DAM
RG AT RIO GRANDE CTY	17-Sep-26	8.114	49.21		8464700
RG BL ANZALDUAS DAM	17-Sep-26	24.170	27.23		8469200
RG AT SAN BENITO	17-Sep-26	10.620	8.09		8473700
RG AT BROWNSVILLE	17-Sep-26	0.708	2.76		8475000
ANZALDUAS SALINITY	17-Sep-26	31.090	565	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-Sep-26	0:00	2496	2496	###########	34	-2.1E+09
					(1%)				1	0
CABALLO
17-Sep-26	0:00	280	403	1260.055	18	1
					(6%)				1	0
AMISTAD - 08450800
17-Sep-26	0:00	3980	6056	321.995	952	-1
Requested	6:00	U.S.	15.00	CMS	(24%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
17-Sep-26	0:00	3289	3923	79.575	562	-3
Requested	6:00	U.S.	35.00	CMS	(17%)				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-Sep-26	0:00	25,160		3516.67	5,078	3
LAKE MEAD
17-Sep-26	0:00	28,945		1038.5	6,875	-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
9/17/26 0:00	245	377	0.000	55.330	0.000	23%
BOQUILLA
9/16/26 0:00	2847	3208	1.034	602.571	26.500	21%
F.I. MADERO
9/16/26 0:00	333	456	-0.439	164.961	4.300	49%
PICO DEL AGUILA
9/17/26 0:00	48	89	-0.497	17.477	5.400	36%
CHIHUAHUA
9/17/26 0:00	23	36	-0.016	8.940	0.090	38%
EL REJON
9/17/26 0:00	7	8	0.000	2.207	0.000	34%
LUIS L. LEON
9/17/26 0:00	284	825	-1.032	33.747	12.000	12%
RIO SAN DIEGO BASIN
CENTENARIO
9/17/26 0:00	25	26	0.000	7.530	1.080	31%
SAN MIGUEL
9/17/26 0:00	21	22	0.028	10.805	0.000	51%
RIO SAN RODRIGO BASIN
LA FRAGUA
9/17/26 0:00	47	85	0.000	14.624	0.000	31%
RIO SALADO BASIN
VENUSTIANO CARRANZA
9/17/26 0:00	614	1322	-0.245	71.247	0.000	12%
RIO ALAMO BASIN
LAS BLANCAS
9/17/26 0:00	84	134	-0.039	20.839	0.600	25%
RIO SAN JUAN BASIN
EL CUCHILLO
9/17/26 0:00	1123	1784	-1.624	589.177	8.068	52%
MARTE GOMEZ
9/17/26 0:00	782	2209	0.000	494.439	0.000	63%
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.