States

Diamond Lake

near Diamond Lake, OR · Oregon · USGS gauge
5,1825,1835,1845,1855,186
Water level · NGVD29
5,183.91FT
Gauge elevation · no % full published
7 days −0.13 ft30 days −0.26 ftvs last year +0.34 ft
Reading for Oct 25, 2026, 18:30 UTC · page refreshed Oct 25, 21:16 UTC
Source: U.S. Geological Survey (Water Data for the Nation)
Worth going today?Today
Fair – check conditions
Wind up to 14 mph, dry
Wind10 to 14 mph
Rain0%
Temp54°F
Level5,183.9 ft
TodayMostly Cloudy · 54°F
SSW 10 to 14 mph · rain 0%
TonightRain And Snow · 32°F
SSW 5 to 13 mph · rain 94%
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.

Field notes

As of Oct 25, 2026, Diamond Lake stood at 5,183.91 (NGVD29) ft.

Over the past 7 days the lake has been falling (−0.13 ft), and it is −0.26 ft over 30 days.

Compared with a year ago (5,183.57 ft, same time of day), the lake is 0.34 ft higher.

Readings come from the USGS gauge “DIAMOND LAKE NEAR DIAMOND LAKE, OR”. Gauge elevations are not directly comparable between lakes because each uses its own datum.

Lake facts

Gauge / stationDIAMOND LAKE NEAR DIAMOND LAKE, OR
Elevation datumft (NGVD29)
Gauge location43.1854, -122.1667

Nearby lakes

Lemolo Lake10 mi N4,127.94 ft−2.86 ftCrater Lake15 mi S6,165.51 ft−0.15 ftCrescent Lake24 mi NE4,825.66 ft−0.11 ftHills Creek Lake38 mi N1,448.61 ft−1.67 ftWickiup Reservoir42 mi NE4,301.90 ft+3.74 ft

Common questions

Is Diamond Lake rising or falling?

Over the last 7 days it changed −0.13 ft and over 30 days −0.26 ft.

How full is Diamond Lake?

USGS 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 USGS's published data. Values can be revised later by the source agency.

Where does the data come from?

The U.S. Geological Survey's Water Data API (api.waterdata.usgs.gov), which publishes readings from USGS and partner gauges. Forecasts come from the National Weather Service.

Latest instantaneous reading; 7-day, 30-day and year-ago changes compare readings at the same hour. USGS data are provisional and subject to revision. This page is not affiliated with or endorsed by the USGS. See data sources.