Rivers in Kansas

Little Blue River near Hollenberg

Washington County, KansasNWS HBGK1USGS 06884025Topeka office

Below flood stage
6.67ftStage

Observed Mon, Sep 28, 11:00 PM CDT

Flood stage
19.00 ft
Record crest
23.07 ft1973

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood45.00 ft
Moderate flood19.40 ft
Minor flood19.00 ft
Action15.00 ft
  1. 44.30 ftRailroad tracks on the west side of Hollenberg flood.
  2. 35.50 ftHollenberg Avenue bridge floods.
  3. 31.34 ftBridge deck floods on east end of bridge.
  4. 27.70 ftFlood waters reach low steel of Hollenberg Avenue bridge on upstream side of bridge.
  5. 23.83 ftThunder Road floods about 200 yards south of Hollenberg Avenue.
  6. 20.83 ftRight bank floods just south of the Hollenberg Avenue bridge.
  7. 19.39 ftHollenberg avenue floods about a quarter mile west of the railroad tracks.
  8. 19.00 ftFlood waters reach the edge of hollenberg avenue about a quarter mile west of the railroad tracks. Farm fields west of hollenberg are under 2 to 5 feet of water.

Flood outlook

Chance of flooding, October to December

CategoryChance
Minor floodingUnder 5%
Moderate floodingUnder 5%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 23, 2026.

Crest history

53 crests on NOAA’s list since 1973.

#DateStage
1October 12, 197323.07 ft
2May 7, 201522.97 ft
3July 26, 199221.21 ft
4June 13, 198421.00 ft
5June 24, 200320.67 ft
6March 25, 198719.28 ft
7July 27, 199318.12 ft
8March 22, 197816.58 ft
9September 30, 198316.37 ft
10August 6, 198516.00 ft
11July 5, 198215.85 ft
12June 15, 199015.15 ft
13October 3, 201915.03 ft
14August 2, 200714.81 ft
15March 14, 201914.78 ft
16September 12, 197714.72 ft
17March 24, 197914.41 ft
18July 18, 200814.35 ft
19May 20, 201713.81 ft
20April 28, 198613.79 ft
21June 25, 199713.74 ft
22September 5, 201813.68 ft
23July 26, 200513.52 ft
24May 27, 199613.43 ft
25June 22, 201013.29 ft

Most recent crests

  • August 28, 2023: 5.69 ft
  • July 8, 2022: 7.46 ft
  • March 15, 2021: 8.22 ft
  • October 3, 2019: 15.03 ft
  • March 14, 2019: 14.78 ft
  • September 5, 2018: 13.68 ft
  • May 20, 2017: 13.81 ft
  • May 28, 2016: 12.08 ft
  • May 7, 2015: 22.97 ft
  • October 5, 2013: 9.20 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Missouri Basin River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time. Stage may be affected by ice during winter months.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.