Free Online Segmented, Variable Depth, Irregular Weir Flow Calculator

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Irregular Weir Flow Calculator

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Inputs
X
X
Weir points +/- (or copy/paste using the data area)
Sta Elevation Ponding Height Incremental Flow Cumulative Flow

Points data
(comma or tab separated)

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Notes

Weir Equation
q = if (length = 0) then 0 else if (slope=0) then cw*length*d01.5 else cw/(2.5*slope) * (d02.5 - d12.5) where d1 and d0 are always positive or zero
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