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	21-Dec-23		N/A
RG AT EL PASO	21-Dec-23	0.608	0.30		8364000
RG BELOW AMERICAN DAM	21-Dec-23	1.133	0.00		8365000
AMERICAN CANAL	21-Dec-23	0.251	0.90		8364500
RG AT FORT QUITMAN	21-Dec-23	2.484	1.90		8370500
RG ABOVE RIO CONCHOS	21-Dec-23	2.047	0.02		8371500
RG BELOW RIO CONCHOS	21-Dec-23	0.505	0.42		8374200
RG AT JOHNSON RANCH	21-Dec-23	0.874	0.30		8375000
RG AT FOSTER RANCH	21-Dec-23	0.444	6.44		8377200
PECOS NEAR LANGTRY	21-Dec-23	0.530	3.70		8447410
DEVILS AT PAFFORD	21-Dec-23	0.662	3.93		8449400
AMISTAD DAM
RG AT DEL RIO	21-Dec-23	0.448	13.79		8451800
RG AT EAGLE PASS	21-Dec-23	0.878	20.80		8458000
RG NEAR EL INDIO	21-Dec-23	1.818	21.92		8458700
RG AT COLOMBIA	21-Dec-23	2.038	24.26		8458800
RG AT LAREDO	21-Dec-23	0.487	21.28		8459000
FALCON DAM
RG AT RIO GRANDE CTY	21-Dec-23	7.764	19.90		8464700
RG BL ANZALDUAS DAM	21-Dec-23	23.680	10.10		8469200
RG AT SAN BENITO	21-Dec-23	10.571	6.01		8473700
RG AT BROWNSVILLE	21-Dec-23	1.250	0.44		8475000
ANZALDUAS SALINITY	21-Dec-23	31.290	760	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
21-Dec-23	0:00	2496	2496	1321.950	544	5
					(22%)				0	1
CABALLO
21-Dec-23	0:00	280	403	1259.115	11	0
					(4%)				1	0
AMISTAD - 08450800
21-Dec-23	0:00	3980	6056	323.590	1096	0
Requested	6:00	U.S.	15.00	CMS	(28%)				0	0
Release		MEX.	3.00	CMS
FALCON - 08461200
21-Dec-23	0:00	3289	3923	79.700	576	0
Requested	6:00	U.S.	10.00	CMS	(18%)				0	1
Release		MEX.	5.00	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
21-Dec-23	0:00	25,160		3569.82	8,504	-6
LAKE MEAD
21-Dec-23	0:00	28,945		1067.01	8,964	5
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
12/21/23 0:00	245	377	-0.140	137.152	0.000	56%
BOQUILLA
12/21/23 0:00	2894	3208	0.000	1109.782	1.300	38%
F.I. MADERO
12/21/23 0:00	355	456	0.000	109.420	0.000	31%
PICO DEL AGUILA
12/21/23 0:00	48	89	0.000	21.225	0.000	44%
CHIHUAHUA
12/21/23 0:00	23	36	0.000	14.352	0.090	61%
EL REJON
12/21/23 0:00	7	8	0.000	5.727	0.000	87%
LUIS L. LEON
12/21/23 0:00	292	825	0.426	257.057	0.000	88%
RIO SAN DIEGO BASIN
CENTENARIO
12/21/23 0:00	25	26	0.000	20.752	0.000	84%
SAN MIGUEL
12/21/23 0:00	21	22	0.000	20.381	0.000	96%
RIO SAN RODRIGO BASIN
LA FRAGUA
12/21/23 0:00	47	85	0.000	31.660	0.000	67%
RIO SALADO BASIN
VENUSTIANO CARRANZA
12/21/23 0:00	874	1322	-0.559	169.679	0.000	19%
RIO ALAMO BASIN
LAS BLANCAS
12/21/23 0:00	19	134	-0.037	8.499	0.220	45%
RIO SAN JUAN BASIN
EL CUCHILLO
12/21/23 0:00	1123	1784	-0.812	495.008	5.981	44%
MARTE GOMEZ
12/21/23 0:00	782	2209	1.031	458.349	0.000	59%
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.