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	20-Apr-26		0.03
RG AT EL PASO	20-Apr-26	0.545	0.15		8364000
RG BELOW AMERICAN DAM	20-Apr-26	1.221	0.03		8365000
AMERICAN CANAL	20-Apr-26	0.517	0.28		8364500
RG AT FORT QUITMAN	20-Apr-26	2.085	0.07		8370500
RG ABOVE RIO CONCHOS	20-Apr-26	2.004	0.00		8371500
RG BELOW RIO CONCHOS	20-Apr-26	0.741	1.46	11	8374200
RG AT JOHNSON RANCH	20-Apr-26	1.265	3.48		8375000
RG AT FOSTER RANCH	20-Apr-26	0.501	9.98		8377200
PECOS NEAR LANGTRY	20-Apr-26	0.492	2.91	1	8447410
DEVILS AT PAFFORD	20-Apr-26	0.638	2.62	2	8449400
AMISTAD DAM
RG AT DEL RIO	20-Apr-26	0.550	29.66	2	8451800
RG AT EAGLE PASS	20-Apr-26	1.263	59.20	3	8458000
RG NEAR EL INDIO	20-Apr-26	1.947	44.42	1	8458700
RG AT COLOMBIA	20-Apr-26	2.338	50.40		8458800
RG AT LAREDO	20-Apr-26	0.630	39.60		8459000
FALCON DAM				0
RG AT RIO GRANDE CTY	20-Apr-26	7.519	4.70		8464700
RG BL ANZALDUAS DAM	20-Apr-26	23.720	11.52		8469200
RG AT SAN BENITO	20-Apr-26	10.651	9.57		8473700
RG AT BROWNSVILLE	20-Apr-26	1.022	7.82		8475000
ANZALDUAS SALINITY	20-Apr-26	30.930	1035	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
20-Apr-26	0:00	2496	2496	1316.500	310	0
					(12%)				0	1
CABALLO
20-Apr-26	0:00	280	403	1260.200	19	0
					(7%)				1	0
AMISTAD - 08450800
20-Apr-26	0:00	3980	6056	319.525	766	-1
Requested	6:00	U.S.	30.00	CMS	(19%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
20-Apr-26	0:00	3289	3923	78.665	465	8
Requested	6:00	U.S.	2.00	CMS	(14%)				0	1
Release		MEX.	3.00	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
20-Apr-26	0:00	25,160		3526.08	5,607	-4
LAKE MEAD
20-Apr-26	0:00	28,945		1058.81	8,333	-14
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
4/20/26 0:00	245	377	-0.221	95.127	0.500	39%
BOQUILLA
4/20/26 0:00	2847	3208	0.000	941.787	28.000	33%
F.I. MADERO
4/20/26 0:00	333	456	0.000	227.469	0.000	68%
PICO DEL AGUILA
4/20/26 0:00	48	89	-0.369	22.631	3.100	47%
CHIHUAHUA
4/20/26 0:00	23	36	0.000	10.549	0.090	45%
EL REJON
4/20/26 0:00	7	8	0.000	2.481	0.000	38%
LUIS L. LEON
4/20/26 0:00	284	825	0.000	57.425	0.000	20%
RIO SAN DIEGO BASIN
CENTENARIO
4/20/26 0:00	25	26	0.000	8.176	0.360	33%
SAN MIGUEL
4/20/26 0:00	21	22	0.076	9.697	0.000	46%
RIO SAN RODRIGO BASIN
LA FRAGUA
4/20/26 0:00	47	85	-1.571	17.679	0.000	37%
RIO SALADO BASIN
VENUSTIANO CARRANZA
4/20/26 0:00	874	1322	0.000	88.503	0.000	10%
RIO ALAMO BASIN
LAS BLANCAS
4/20/26 0:00	84	134	0.039	21.187	0.300	25%
RIO SAN JUAN BASIN
EL CUCHILLO
4/20/26 0:00	1123	1784	-0.982	694.589	6.175	62%
MARTE GOMEZ
4/20/26 0:00	782	2209	0.000	557.307	4.000	71%
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.