States

Webster Reservoir

Kansas · Reclamation gauge
1,8641,8651,8661,8671,868
Grey bar: 12-month range 1,865.5–1,866.7 ft.
Water level
1,865.58FT
Storage 10,625 acre-feet
The source publishes no % full figure.
7 days −0.06 ft30 days +0.04 ft
Reading for Oct 23, 2026 · page refreshed Oct 25, 21:16 UTC
Source: U.S. Bureau of Reclamation (RISE)
Worth going today?This Afternoon
Storms in the forecast
Light wind, 48% chance of rain
Wind5 mph
Rain48%
Temp71°F
Level1,865.6 ft
This AfternoonChance Showers And Thunderstorms · 71°F
ESE 5 mph · rain 48%
TonightShowers And Thunderstorms · 54°F
ESE 5 to 10 mph · rain 87%
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

1,865.51,866.0ftSep 23Oct 1Oct 8Oct 15Oct 23
1,865.51,866.0ftSep 23Oct 8Oct 23
1,865.01,865.51,866.01,866.51,867.0ftDec 2025Mar 2026May 2026Aug 2026Oct 2026
1,865.01,865.51,866.01,866.51,867.0ftDec 2025May 2026Oct 2026

Field notes

On Oct 23, 2026, Webster Reservoir was at 1,865.58 ft.

Reclamation reports storage of 10,625 acre-feet for the same day.

Over the past 7 days the lake has been falling (−0.06 ft), and it is +0.04 ft over 30 days.

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

Lake facts

Storage (latest)10,625 acre-feet
Gauge / stationWebster Reservoir and Dam
Elevation datumft
Gauge location39.3914, -99.4258

Nearby lakes

Kirwin Reservoir25 mi NE1,704.22 ft+0.25 ftKeith Sebelius Lake39 mi NW2,288.87 ft−0.06 ftCedar Bluff Reservoir45 mi S2,118.64 ft−0.04 ftHarlan County Lake48 mi N · NE1,932.81 ft+0.03 ftCawker City Dike53 mi E1,447.24 ft−0.72 ft

Common questions

Is Webster Reservoir rising or falling?

Over the last 7 days it changed −0.06 ft and over 30 days +0.04 ft.

How full is Webster Reservoir?

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.