Perris Reservoir siteid=751 · CA
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Water level & flow 2023-07-29 .. 2026-08-29 · SWOT depth track + USGS NWIS gauges · one linked timeline
current depth
50 ft
drawdown
6.2 ft
below full pool
water level (depth)
89%
50 of
56 ft deep
water stored (volume)
54%
est. from bathymetry
measured
Feb 2
swot_lakesp
pipeline refresh
2026-09-15 22:59 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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