River Conditions
Illustrated map of Lake Geneva

River stage

Hatfield, Black River

River level
786.39 ft
Status
Below flood stage
Action stage
793.00 ft
Flood stage
797.00 ft
Record crest
811.50 ft

Last reported 2026-10-13 | NWS HATW3

Record crest
811.50 ft
Flood stage
797.00 ft
Moderate flood
798.00 ft
Major flood
800.00 ft
Crest date
1911-10-06

In brief

The Black River at Hatfield, WI read 786.39 ft on Oct 13, 2026, 6.61 ft below action stage.

Source: National Weather Service gauge HATW3

Stage threshold profile

Action stage 793.00 ftMinor flooding 797.00 ftModerate flooding 798.00 ftMajor flooding 800.00 ft CURRENT 786.39 ft

Highest crests on record

RankCrestDate
1 811.50 ft 1911-10-06
2 804.50 ft 1938-09-10
3 804.16 ft 2010-09-24
4 803.10 ft 2016-09-22
5 802.60 ft 1980-09-21
6 801.33 ft 2019-04-18
7 798.83 ft 2023-04-01
8 798.69 ft 2023-04-21

Flood crests recorded at this gauge by the National Weather Service.

What happens at each level

  1. 800.00 ft

    Floor elevation of the power plant. Plant is shut down.

  2. 802.50 ft

    Gauge is flooded and readings above this level are missing or unreliable.

Written by the local National Weather Service forecast office for this exact gauge.

Frequently asked questions

Is the Black River flooding at Hatfield?

No. The Black River at Hatfield is at 786.39 ft, 6.61 ft below action stage.

What is the flood stage at Hatfield?

The National Weather Service sets action stage 793 ft, minor flooding 797 ft, moderate flooding 798 ft and major flooding 800 ft.

What is the highest the Black River has been at Hatfield?

The highest crest on record is 811.5 ft, on 1911-10-06.

Stage and flood information from the NOAA National Weather Service (gauge HATW3). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.