Turkey Creek (IN) at Merrillville, IN

River level and flood forecast · Lake County

Normal5.6 ftas of Mon 3:15 PM

The river is 5.4 ft below flood stage (11 ft).

The last 7 days and the forecast

2.557.51012.51517.5TueWedThuFriSatSunMonAction 9 ftFlood 11 ftModerate 14.5 ftMajor 17 ftNowObserved (ft)NWS forecast

NWS forecast issued Sun, Dec 31, 6 PM. Forecasts change as rain falls and as upstream water arrives.

Flood stages

Major flood stage17 ft
Moderate flood stage14.5 ft
Flood stage11 ft
Action stage9 ft
Record crest (September 14, 2008)17.5 ft

What floods at each level

From the National Weather Service, highest first.

  • 24 ftHarrison Street (Madison Street) may be threatened.
  • 22 ftBroadway (IN-53) threatened.
  • 21.5 ftStructures threatened along Broadway (IN-53). 61st Avenue threatened.
  • 19.5 ftI-65 threatened.
  • 17.5 ftTaft Street (IN-55) threatened. Low-lying portions of Hidden Lake Park are inundated.
  • 17 ftCarolyn Drive threatened at Hidden Lake Park.
  • 15 ftA few low-lying structures threatened along Vermont Street. Parking lots threatened along Broadway (IN-53).
  • 14 ftVermont Street threatened.
  • 12.5 ftHendricks Street threatened.
  • 8 ftWater overtops low-lying banks at Turkey Creek Golf Course and Innsbrook Country Club.

Highest crests on record

  1. 17.5 ft — September 14, 2008
  2. 13.03 ft — May 1, 2019
  3. 12.95 ft — May 18, 2020
  4. 12.36 ft — September 28, 2019
  5. 12.04 ft — January 11, 2020

Recent crests: 11.32 ft (May 9, 2021) · 9.89 ft (March 1, 2021) · 10.2 ft (June 28, 2020) · 12.95 ft (May 18, 2020) · 11.71 ft (April 30, 2020)

Up and down the river, and nearby

Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (MTCI3); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.