USGS Water-Year Summary 2024

09355100 NAVAJO RESERVOIR NEAR ARCHULETA, NM

LOCATION - Lat 36°48'04.20", long 107°36'39.42" referenced to North American Datum of 1983, San Juan County, NM, Hydrologic Unit 14080101, in gate shaft of outlet works structure near right abutment of Navajo Dam on San Juan River, 5.5 mi east of Archuleta, 33.0 mi east of Farmington, and at mile 298.6.

DRAINAGE AREA - 3,230 mi². (approximately)

SURFACE-WATER RECORDS

PERIOD OF RECORD - June 1962 to September 2017. Prior to October 1968 dead storage included.

GAGE - Water-stage recorder. Datum of elevation is NGVD of 1929.

COOPERATION - Records provided by Bureau of Reclamation.

REMARKS - Reservoir is formed by earth rock-fill dam, completed in June 1963; storage began June 27, 1962. Capacity, 1,708,600 acre-ft between elevation 5,720 ft, upstream toe of dam, and 6,085 ft, crest of spillway. Usable capacity 1,696,000 acre-ft above elevation 5,774.9-ft minimum operating level. Dead storage below elevation 5,774.9 ft is 12,600 acre-ft. Figures given herein are usable contents. Reservoir is used for irrigation storage, river regulation, desilting, flood control, and recreation.

Reservoir Capacity Table
Based on survey by Bureau of Reclamation in 1986
(Elevation in feet, and contents, in thousands of acre-feet )
Elevation  Contents    Elevation  Contents  Elevation  Contents   Elevation  Contents
6,015      864.5       6,035      1,056.7   6,055      1,281.3    6,075      1,546.2      
6,020      910.1       6,040      1,109.4   6,060      1,343.5    6,080      1,619.5
6,025      957.2       6,045      1,164.3   6,065      1,408.3    6,085      1,696.0      
6,030    1,006.0       6,050      1,221.6   6,070      1,475.8    6,090      1,775.7