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-May-26		0.03
RG AT EL PASO	15-May-26	0.545	0.11		8364000
RG BELOW AMERICAN DAM	15-May-26	1.215	0.00		8365000
AMERICAN CANAL	15-May-26	0.525	0.31		8364500
RG AT FORT QUITMAN	15-May-26	2.049	0.00		8370500
RG ABOVE RIO CONCHOS	15-May-26	1.925	0.00		8371500
RG BELOW RIO CONCHOS	15-May-26	0.637	1.87		8374200
RG AT JOHNSON RANCH	15-May-26	1.090	0.17		8375000
RG AT FOSTER RANCH	15-May-26	0.426	5.45		8377200
PECOS NEAR LANGTRY	15-May-26	0.451	1.95		8447410
DEVILS AT PAFFORD	15-May-26	0.635	2.48		8449400
AMISTAD DAM
RG AT DEL RIO	15-May-26	0.475	16.06		8451800
RG AT EAGLE PASS	15-May-26	1.261	58.90		8458000
RG NEAR EL INDIO	15-May-26	1.889	33.63		8458700
RG AT COLOMBIA	15-May-26	2.076	22.80		8458800
RG AT LAREDO	15-May-26	0.468	23.20		8459000
FALCON DAM
RG AT RIO GRANDE CTY	15-May-26	7.705	18.10		8464700
RG BL ANZALDUAS DAM	15-May-26	24.020	21.96		8469200
RG AT SAN BENITO	15-May-26	10.655	9.84		8473700
RG AT BROWNSVILLE	15-May-26	0.473	0.63		8475000
ANZALDUAS SALINITY	15-May-26	31.220	1045	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-May-26	0:00	2496	2496	1315.805	286	-1
					(11%)				0	1
CABALLO
15-May-26	0:00	280	403	1262.270	40	1
					(14%)				0	1
AMISTAD - 08450800
15-May-26	0:00	3980	6056	319.335	753	-1
Requested	6:00	U.S.	20.00	CMS	(19%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
15-May-26	0:00	3289	3923	78.845	483	-1
Requested	6:00	U.S.	40.00	CMS	(15%)				0	1
Release		MEX.	2.00	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-May-26	0:00	25,160		3526.72	5,644	10
LAKE MEAD
15-May-26	0:00	28,945		1053.13	7,911	-21
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
5/15/26 0:00	245	377	-1.551	74.500	14.500	30%
BOQUILLA
5/15/26 0:00	2847	3208	0.000	844.556	35.000	30%
F.I. MADERO
5/15/26 0:00	333	456	0.000	219.703	0.750	66%
PICO DEL AGUILA
5/15/26 0:00	48	89	0.665	23.739	4.500	49%
CHIHUAHUA
5/15/26 0:00	23	36	-0.035	10.039	0.090	43%
EL REJON
5/15/26 0:00	7	8	-0.004	2.421	0.000	37%
LUIS L. LEON
5/15/26 0:00	284	825	-0.098	56.935	0.000	20%
RIO SAN DIEGO BASIN
CENTENARIO
5/15/26 0:00	25	26	0.000	8.287	0.000	34%
SAN MIGUEL
5/15/26 0:00	21	22	0.000	11.028	0.750	52%
RIO SAN RODRIGO BASIN
LA FRAGUA
5/15/26 0:00	47	85	0.000	17.679	0.000	37%
RIO SALADO BASIN
VENUSTIANO CARRANZA
5/15/26 0:00	874	1322	-0.337	84.801	0.000	10%
RIO ALAMO BASIN
LAS BLANCAS
5/15/26 0:00	84	134	-0.039	20.955	0.300	25%
RIO SAN JUAN BASIN
EL CUCHILLO
5/15/26 0:00	1123	1784	0.000	681.824	10.114	61%
MARTE GOMEZ
5/15/26 0:00	782	2209	-4.125	476.909	28.000	61%
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.