Henrys Lake siteid=71 · ID
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Water level & flow 2023-08-05 .. 2026-09-05 · SWOT depth track + USGS NWIS gauges · one linked timeline
current depth
3 ft
drawdown
10.7 ft
below full pool
water level (depth)
20%
3 of
13 ft deep
water stored (volume)
0%
est. from bathymetry
measured
Sep 5
swot_lakesp
pipeline refresh
2026-09-17 20:31 UTC
zoom or pan either chart — the other follows
elevation trend: robust smoothing + outlier removal · raw value on hover
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Inflow / outflow USGS NWIS daily discharge · same timeline as above
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