Navajo Reservoir

Current Status

***Notices for the latest release changes are posted HERE.***

Navajo Reservoir - On October 2, 2026, the daily average release rate from Navajo Dam was 250 cfs. The water surface elevation was 6016.3 feet above sea level. At this elevation the live storage is 0.833 maf (51 percent of live storage capacity). Diversions to Cutter Reservoir for the Navajo Indian Irrigation Project (NIIP) and the Navajo Gallup Water Supply Project (NGWSP) were 39 cfs. The San Juan-Chama project was diverting 0 cfs from the basin above Navajo Reservoir.

Releases from Navajo Dam are made for authorized purposes of the Navajo Unit and are pursuant to the Record of Decision for the Navajo Reservoir Operations. Releases target the San Juan River Recovery Implementation Program's (SJRIP) recommended downstream baseflow range of 500 cfs to 1,000 cfs through the critical habitat reach of the San Juan River (Farmington, NM to Lake Powell).

Navajo was at 6015.2 ft of pool elevation and 0.824 maf of live storage by the end of September, which was 64 percent of average for the end of the month. The release averaged 544 cfs and totaled 32.9 kaf, which was 73 percent of average for the month. Preliminary modified unregulated inflow (MUI) into Navajo was 92.5 kaf, which was 267 percent of average for the month. Calculated evaporation for the month was 1.8 kaf. NIIP diverted a total of 15.1 kaf. Navajo had a net storage change of +25.4 kaf during the last month.

The most probable MUI forecast for October, November, and December is 50 kaf (130 percent of average), 31 kaf (116 percent of average), and 21 kaf (101 percent of average), respectively.

Conor Felletter at cfelletter@usbr.gov

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Contact

Please contact the Operations Group via e-mail at ResourceMgr@usbr.gov for additional information.

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