Lake Sumner

Name: Lake Sumner (New Mexico) water level
Creator: U.S. Bureau of Reclamation

New Mexico · Reclamation gauge

Grey bar: 12-month range 4,233.1–4,255.7 ft.

Water level · EGM96

4,244.32FT

Storage 8,932 acre-feet

The source publishes no % full figure.

7 days +0.25 ft30 days +6.61 ftvs last year −3.89 ft

Reading for Oct 24, 2026 · page refreshed Oct 25, 21:05 UTC
Source: U.S. Bureau of Reclamation (RISE)

Worth going today?This Afternoon

Storms in the forecast

Light wind, 95% chance of rain

Wind10 mph

Rain95%

Temp64°F

Level4,244.3 ft

This AfternoonShowers And Thunderstorms · 64°F
S 10 mph · rain 95%

TonightShowers And Thunderstorms · 52°F
S 5 to 10 mph · rain 90%

NWS forecast for the gauge location. Good = wind ≤ 10 mph and rain ≤ 30%; storms are flagged. Not safety advice – check local conditions, closures and warnings.

Level history

30 days1 year

Field notes

As of Oct 24, 2026, Lake Sumner stood at 4,244.32 (EGM96) ft.

Reclamation reports storage of 8,932 acre-feet for the same day.

Over the past 7 days the lake has been rising (+0.25 ft), and it is +6.61 ft over 30 days.

Compared with a year ago (4,248.21 ft), the lake is 3.89 ft lower.

Readings come from the Bureau of Reclamation's daily reservoir data for Lake Sumner and Dam.

Lake facts

Storage (latest)	8,932 acre-feet
Gauge / station	Lake Sumner and Dam
Elevation datum	ft (EGM96)
Gauge location	34.6288, -104.3924

Nearby lakes

Ute Reservoir73 mi NE3,785.14 ft−0.04 ft Mcclure Reservoir110 mi NW7,851.94 ft−1.56 ft Nichols Reservoir111 mi NW7,478.85 ft−0.95 ft Nambe Falls Reservoir127 mi NW6,826.73 ft+0.01 ft Eagle Nest Lake140 mi N8,159.96 ft+0.04 ft

Common questions

Is Lake Sumner rising or falling?

Over the last 7 days it changed +0.25 ft and over 30 days +6.61 ft.

How full is Lake Sumner?

Reclamation publishes the water surface elevation for this gauge but not a percent-full figure, so we don't show one rather than estimate it.

How often is this page updated?

The page is rebuilt automatically every day from Reclamation's published data. Values can be revised later by the source agency.

Where does the data come from?

The U.S. Bureau of Reclamation's RISE data portal (data.usbr.gov). Forecasts come from the National Weather Service.

Daily values published by the Bureau of Reclamation. Reclamation data are provisional and subject to revision unless otherwise noted. This page is not affiliated with or endorsed by the Bureau of Reclamation. See data sources.