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	27-May-26		0.03
RG AT EL PASO	27-May-26	0.551	0.12		8364000
RG BELOW AMERICAN DAM	27-May-26	1.168	0.00		8365000
AMERICAN CANAL	27-May-26	0.520	0.29		8364500
RG AT FORT QUITMAN	27-May-26	2.068	0.00		8370500
RG ABOVE RIO CONCHOS	27-May-26	1.969	0.00		8371500
RG BELOW RIO CONCHOS	27-May-26	0.496	0.40	1	8374200
RG AT JOHNSON RANCH	27-May-26	1.183	0.67		8375000
RG AT FOSTER RANCH	27-May-26	0.460	7.68	2	8377200
PECOS NEAR LANGTRY	27-May-26	0.445	1.84		8447410
DEVILS AT PAFFORD	27-May-26	0.636	2.29		8449400
AMISTAD DAM
RG AT DEL RIO	27-May-26	0.569	32.39	15	8451800
RG AT EAGLE PASS	27-May-26	1.395	85.30		8458000
RG NEAR EL INDIO	27-May-26	1.919	37.71	30	8458700
RG AT COLOMBIA	27-May-26	2.138	27.84		8458800
RG AT LAREDO	27-May-26	1.244	116.48		8459000
FALCON DAM
RG AT RIO GRANDE CTY	27-May-26	7.559	7.03		8464700
RG BL ANZALDUAS DAM	27-May-26	23.630	8.38		8469200
RG AT SAN BENITO	27-May-26	10.763	15.46		8473700
RG AT BROWNSVILLE	27-May-26	1.216	6.65		8475000
ANZALDUAS SALINITY	27-May-26	31.815	860	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
27-May-26	0:00	2496	2496	1315.230	267	-2
					(11%)				0	1
CABALLO
27-May-26	0:00	280	403	1263.315	53	1
					(19%)				0	1
AMISTAD - 08450800
27-May-26	0:00	3980	6056	319.225	746	0
Requested	6:00	U.S.	20.00	CMS	(19%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
27-May-26	0:00	3289	3923	79.130	513	2
Requested	6:00	U.S.	2.00	CMS	(16%)				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
27-May-26	0:00	25,160		3527.83	5,709	-2
LAKE MEAD
27-May-26	0:00	28,945		1051.23	7,772	-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
5-27-26 0:00	245	377	-1.168	59.014	14.500	24%
BOQUILLA
5-27-26 0:00	2847	3208	0.000	796.709	33.000	28%
F.I. MADERO
5-27-26 0:00	333	456	0.000	216.324	0.000	65%
PICO DEL AGUILA
5-27-26 0:00	48	89	0.634	32.065	4.900	66%
CHIHUAHUA
5-27-26 0:00	23	36	-0.033	9.730	0.090	42%
EL REJON
5-27-26 0:00	7	8	-0.004	2.389	0.000	37%
LUIS L. LEON
5-27-26 0:00	284	825	0.000	57.033	0.000	20%
RIO SAN DIEGO BASIN
CENTENARIO
5-27-26 0:00	25	26	0.000	8.287	0.000	34%
SAN MIGUEL
5-27-26 0:00	21	22	-0.126	9.393	1.250	44%
RIO SAN RODRIGO BASIN
LA FRAGUA
5-27-26 0:00	47	85	0.000	17.679	0.000	37%
RIO SALADO BASIN
VENUSTIANO CARRANZA
5-27-26 0:00	874	1322	1.682	84.801	0.000	10%
RIO ALAMO BASIN
LAS BLANCAS
5-27-26 0:00	84	134	0.038	22.270	0.300	27%
RIO SAN JUAN BASIN
EL CUCHILLO
5-27-26 0:00	1123	1784	0.000	672.987	10.037	60%
MARTE GOMEZ
5-27-26 0:00	782	2209	1.031	467.629	10.000	60%
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.