Spirit Lake Water Level History

Thirty-day lake-level chart, recent highs and lows, net change and daily summaries from the matched USGS station.

Current level14.29 ftUSGS • Oct 7, 5:15 PM UTC

7-day change-0.04 ftfalling

30-day high14.36 ftHighest reading in available series

30-day low14.04 ftLowest reading in available series

30-day history

Spirit Lake water-level chart

+0.15 ft

14.04 ft30 days14.36 ft

Source: U.S. Geological Survey monitoring station ↗. Recent measurements may be provisional.

30-day movement

What has Spirit Lake been doing?

Across the available 30-day series, Spirit Lake is rising overall. The measured range runs from 14.04 ft to 14.36 ft, with a net change of +0.15 ft.

Lake levels can respond to rainfall, watershed inflow, dam and hydropower operations, seasonal target elevations, evaporation and downstream release requirements. This page reports what the matched sensor measured; it does not infer why an operator changed a reservoir.

Daily summary

Recent daily levels

Date	Low	Average	High
Oct 7	14.28 ft	14.29 ft	14.30 ft
Oct 6	14.27 ft	14.28 ft	14.30 ft
Oct 5	14.27 ft	14.30 ft	14.32 ft
Oct 4	14.29 ft	14.30 ft	14.31 ft
Oct 3	14.27 ft	14.30 ft	14.33 ft
Oct 2	14.30 ft	14.32 ft	14.33 ft
Oct 1	14.31 ft	14.33 ft	14.36 ft
Sep 30	14.32 ft	14.33 ft	14.34 ft
Sep 29	14.31 ft	14.32 ft	14.34 ft
Sep 28	14.31 ft	14.31 ft	14.32 ft
Sep 27	14.29 ft	14.30 ft	14.31 ft
Sep 26	14.23 ft	14.27 ft	14.30 ft
Sep 25	14.23 ft	14.24 ft	14.25 ft
Sep 24	14.21 ft	14.23 ft	14.24 ft
Sep 23	14.20 ft	14.22 ft	14.24 ft
Sep 22	14.23 ft	14.23 ft	14.24 ft
Sep 21	14.17 ft	14.23 ft	14.25 ft
Sep 20	14.16 ft	14.18 ft	14.20 ft
Sep 19	14.17 ft	14.18 ft	14.20 ft
Sep 18	14.05 ft	14.16 ft	14.20 ft
Sep 17	14.05 ft	14.06 ft	14.07 ft
Sep 16	14.04 ft	14.07 ft	14.08 ft
Sep 15	14.07 ft	14.08 ft	14.09 ft
Sep 14	14.07 ft	14.08 ft	14.10 ft
Sep 13	14.07 ft	14.09 ft	14.12 ft
Sep 12	14.10 ft	14.12 ft	14.14 ft
Sep 11	14.12 ft	14.15 ft	14.18 ft
Sep 10	14.16 ft	14.18 ft	14.19 ft
Sep 9	14.18 ft	14.20 ft	14.21 ft
Sep 8	14.12 ft	14.20 ft	14.22 ft

Questions people ask

Spirit Lake level-history FAQ

How has Spirit Lake water level changed over the last 30 days?

Across the available 30-day sensor series, the net change is +0.15 ft and the overall direction is rising.

What was the highest Spirit Lake level in the last 30 days?

The highest reading in the available 30-day series is 14.36 ft.

What was the lowest Spirit Lake level in the last 30 days?

The lowest reading in the available 30-day series is 14.04 ft.

Are historical USGS lake readings final?

Not always. Recent readings may be marked provisional and can be revised by the source agency after quality review.