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	31-Mar-26		0.03
RG AT EL PASO	31-Mar-26	0.546	0.13		8364000
RG BELOW AMERICAN DAM	31-Mar-26	1.228	0.04		8365000
AMERICAN CANAL	31-Mar-26	0.565	0.39		8364500
RG AT FORT QUITMAN	31-Mar-26	2.178	0.11		8370500
RG ABOVE RIO CONCHOS	31-Mar-26	1.983	0.00		8371500
RG BELOW RIO CONCHOS	31-Mar-26	0.803	2.06		8374200
RG AT JOHNSON RANCH	31-Mar-26	1.114	1.60		8375000
RG AT FOSTER RANCH	31-Mar-26	0.464	7.91		8377200
PECOS NEAR LANGTRY	31-Mar-26	0.453	1.80		8447410
DEVILS AT PAFFORD	31-Mar-26	0.643	3.14		8449400
AMISTAD DAM
RG AT DEL RIO	31-Mar-26	0.486	18.60		8451800
RG AT EAGLE PASS	31-Mar-26	1.140	42.50		8458000
RG NEAR EL INDIO	31-Mar-26	1.848	28.20		8458700
RG AT COLOMBIA	31-Mar-26	2.133	30.37		8458800
RG AT LAREDO	31-Mar-26	0.561	31.15		8459000
FALCON DAM
RG AT RIO GRANDE CTY	31-Mar-26	7.971	35.63		8464700
RG BL ANZALDUAS DAM	31-Mar-26	24.550	40.06		8469200
RG AT SAN BENITO	31-Mar-26	10.625	8.26		8473700
RG AT BROWNSVILLE	31-Mar-26	0.711	2.73		8475000
ANZALDUAS SALINITY	31-Mar-26	31.125	750	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
31-Mar-26	0:00	2496	2496	1316.460	309	0
					(12%)				0	1
CABALLO
31-Mar-26	0:00	280	403	1260.265	20	0
					(7%)				1	0
AMISTAD - 08450800
31-Mar-26	0:00	3980	6056	319.480	763	-2
Requested	6:00	U.S.	30.00	CMS	(19%)				0	1
Release		MEX.	3.00	CMS
FALCON - 08461200
31-Mar-26	0:00	3289	3923	78.300	430	-1
Requested	6:00	U.S.	50.00	CMS	(13%)				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
31-Mar-26	0:00	25,160		3528.15	5,728	-4
LAKE MEAD
31-Mar-26	0:00	28,945		1062.4	8,606	-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
3/30/26 0:00	245	377	-0.221	97.222	0.300	40%
BOQUILLA
3/16/26 0:00	2847	3208	0.000	1081.602	0.000	38%
F.I. MADERO
3/16/26 0:00	333	456	0.000	231.218	0.000	69%
PICO DEL AGUILA
3/30/26 0:00	48	89	-0.396	29.377	8.000	61%
CHIHUAHUA
3/30/26 0:00	23	36	-0.018	10.744	0.030	46%
EL REJON
3/30/26 0:00	7	8	-0.004	2.513	0.000	38%
LUIS L. LEON
3/30/26 0:00	284	825	-0.788	71.650	10.000	25%
RIO SAN DIEGO BASIN
CENTENARIO
3/30/26 0:00	25	26	0.000	8.176	0.000	33%
SAN MIGUEL
3/30/26 0:00	21	22	0.000	13.582	1.000	64%
RIO SAN RODRIGO BASIN
LA FRAGUA
3/30/26 0:00	47	85	0.000	20.896	0.000	44%
RIO SALADO BASIN
VENUSTIANO CARRANZA
3/30/26 0:00	874	1322	-1.009	98.934	10.079	11%
RIO ALAMO BASIN
LAS BLANCAS
3/30/26 0:00	84	134	-0.038	21.613	0.300	26%
RIO SAN JUAN BASIN
EL CUCHILLO
3/30/26 0:00	1123	1784	-0.982	704.408	8.520	63%
MARTE GOMEZ
3/30/26 0:00	782	2209	-5.982	572.860	49.000	73%
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.