Kilbourn Flow Rate Data

NOTE: Data is for informational purposes only and may not be accurate or up to date.

The following data is periodically updated:  Last update: Sep 28, 2026 12:05:01 AM CST

Current 4-hour Change 12-hour Change
Head Water (feet NGVD) 834.40 0.08 0.01
Tail Water (feet NGVD) 805.07 -0.20 -0.12
Total Flow (CFS)* 4328.54 -670.66 -432.64

NGVD is National Geodetic Vertical Datum
CFS is Cubic Feet per Second

*Total flow through Hydro units and Spillway

Prairie du Sac Flow Rate Data

NOTE: Data is for informational purposes only and may not be accurate or up to date.

The following data is periodically updated:  Last update: Sep 28, 2026 12:05:01 AM CST

Current 4-hour Change 12-hour Change
Head Water (feet NGVD) 774.27 -0.01 -0.03
Tail Water (feet NGVD) 730.40 -0.09 -0.13
Total Flow (CFS)* 6040.88 -384.62 -748.00

NGVD is National Geodetic Vertical Datum
CFS is Cubic Feet per Second

*Total flow through Hydro units and Spillway

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