Grand Lake O' the Cherokees siteid=665 · OK
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Water level & flow 2023-07-30 .. 2026-09-10 · SWOT depth track + USGS NWIS gauges · one linked timeline
current depth
142 ft
drawdown
2.2 ft
below full pool
water level (depth)
98%
142 of
144 ft deep
water stored (volume)
81%
est. from bathymetry
measured
Sep 10
swot_lakesp
pipeline refresh
2026-09-15 22:40 UTC
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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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