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: Aug 01, 2026 10:05:01 AM CST

Current 4-hour Change 12-hour Change
Head Water (feet NGVD) 834.43 0.04 0.06
Tail Water (feet NGVD) 805.14 0.23 0.98
Total Flow (CFS)* 5615.76 562.81 2023.37

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: Aug 01, 2026 10:05:01 AM CST

Current 4-hour Change 12-hour Change
Head Water (feet NGVD) 774.40 -0.04 0.00
Tail Water (feet NGVD) 730.18 0.06 0.43
Total Flow (CFS)* 5460.76 -64.19 641.00

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

*Total flow through Hydro units and Spillway

Recent stories from our blog