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	12-May-26		0.03
RG AT EL PASO	12-May-26	0.542	0.11		8364000
RG BELOW AMERICAN DAM	12-May-26	1.215	0.00		8365000
AMERICAN CANAL	12-May-26	0.517	0.28		8364500
RG AT FORT QUITMAN	12-May-26	2.088	0.00		8370500
RG ABOVE RIO CONCHOS	12-May-26	1.915	0.00		8371500
RG BELOW RIO CONCHOS	12-May-26	0.550	0.81		8374200
RG AT JOHNSON RANCH	12-May-26	1.108	0.23		8375000
RG AT FOSTER RANCH	12-May-26	0.434	6.01		8377200
PECOS NEAR LANGTRY	12-May-26	0.465	2.22		8447410
DEVILS AT PAFFORD	12-May-26	0.643	2.76		8449400
AMISTAD DAM
RG AT DEL RIO	12-May-26	0.478	16.50		8451800
RG AT EAGLE PASS	12-May-26	1.275	61.20		8458000
RG NEAR EL INDIO	12-May-26	1.876	31.73		8458700
RG AT COLOMBIA	12-May-26	2.415	58.62		8458800
RG AT LAREDO	12-May-26	0.509	27.89		8459000
FALCON DAM				0
RG AT RIO GRANDE CTY	12-May-26	7.755	21.54		8464700
RG BL ANZALDUAS DAM	12-May-26	23.920	18.47		8469200
RG AT SAN BENITO	12-May-26	10.586	6.83		8473700
RG AT BROWNSVILLE	12-May-26	0.847	3.02		8475000
ANZALDUAS SALINITY	12-May-26	31.710	930	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
12-May-26	0:00	2496	2496	1315.890	289	-2
					(12%)				0	1
CABALLO
12-May-26	0:00	280	403	1262.015	37	1
					(13%)				0	1
AMISTAD - 08450800
12-May-26	0:00	3980	6056	319.365	755	-1
Requested	6:00	U.S.	20.00	CMS	(19%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
12-May-26	0:00	3289	3923	78.815	480	0
Requested	6:00	U.S.	2.00	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
12-May-26	0:00	25,160		3526.24	5,617	11
LAKE MEAD
12-May-26	0:00	28,945		1054.06	7,979	-22
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
5/12/26 0:00	245	377	-1.368	78.971	14.500	32%
BOQUILLA
5/11/26 0:00	2847	3208	0.000	858.965	33.000	30%
F.I. MADERO
5/11/26 0:00	333	456	0.000	220.774	0.250	66%
PICO DEL AGUILA
5/12/26 0:00	48	89	0.651	21.739	4.500	45%
CHIHUAHUA
5/12/26 0:00	23	36	-0.035	10.110	0.090	43%
EL REJON
5/12/26 0:00	7	8	-0.004	2.433	0.000	37%
LUIS L. LEON
5/12/26 0:00	284	825	-0.098	57.229	0.000	20%
RIO SAN DIEGO BASIN
CENTENARIO
5/12/26 0:00	25	26	0.000	8.521	0.000	35%
SAN MIGUEL
5/12/26 0:00	21	22	0.000	10.972	0.750	52%
RIO SAN RODRIGO BASIN
LA FRAGUA
5/12/26 0:00	47	85	0.000	17.679	0.000	37%
RIO SALADO BASIN
VENUSTIANO CARRANZA
5/12/26 0:00	874	1322	-0.337	85.474	0.000	10%
RIO ALAMO BASIN
LAS BLANCAS
5/12/26 0:00	84	134	0.193	21.032	0.300	25%
RIO SAN JUAN BASIN
EL CUCHILLO
5/12/26 0:00	1123	1784	0.000	679.861	9.987	61%
MARTE GOMEZ
5/12/26 0:00	782	2209	2.063	486.190	42.400	62%
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.