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Grand Rivernear Ionia, MI (Gauge IONM4)
Observation History | Stage Impacts/Record Events
Stages:
Normal
Action
Flood
Moderate Flood
Major Flood
River Stage Data for Gauge IONM4
Normal Stage: 10.99 ft
Flow: 2.54 kcfs*
(impacts and historical events)
Action Stages:
13.5': Action
21': Flood
23': Moderate Flood
25': Major Flood
Gauge IONM4 History chart | graph
Stage Date CST Stage ft Flow kcfs
CURRENT 02/16/2012 06:45 am 10.99 2.540
  02/16/2012 06:30 am 10.98 2.540
  02/16/2012 06:15 am 10.98 2.540
  02/16/2012 06:00 am 10.98 2.540
  02/16/2012 05:45 am 10.98 2.540
  02/16/2012 05:30 am 10.98 2.540
  02/16/2012 05:15 am 10.97 2.530
  02/16/2012 05:00 am 10.97 2.530
  02/16/2012 04:45 am 10.97 2.530
  02/16/2012 04:30 am 10.96 2.530
  02/16/2012 04:15 am 10.96 2.530
  02/16/2012 04:00 am 10.95 2.520
  02/16/2012 03:45 am 10.95 2.520
  02/16/2012 03:30 am 10.94 2.510
  02/16/2012 03:15 am 10.94 2.510
  02/16/2012 03:00 am 10.93 2.510
  02/16/2012 02:45 am 10.93 2.510
  02/16/2012 02:30 am 10.92 2.500
  02/16/2012 02:15 am 10.92 2.500
  02/16/2012 02:00 am 10.92 2.500
  02/16/2012 01:45 am 10.91 2.500
  02/16/2012 01:30 am 10.91 2.500
  02/16/2012 01:15 am 10.90 2.490
  02/16/2012 01:00 am 10.90 2.490
  02/16/2012 12:45 am 10.89 2.480
  02/16/2012 12:30 am 10.88 2.480
  02/16/2012 12:15 am 10.88 2.480
  02/16/2012 12:00 am 10.87 2.470
  02/15/2012 11:45 pm 10.87 2.470
  02/15/2012 11:30 pm 10.86 2.470
  02/15/2012 11:15 pm 10.86 2.470
Flood Impacts and Historical Events
Stage Impacts
25.0Expect major flooding of Ionia Fairgrounds and businesses and residences in low lying areas near the river. Railroad tracks and several additional businesses flooded in vicinity of Fairgrounds along Steele Street. Homes along Quarry Road flooded
23.0Expect moderate flooding of several roads... Businesses... and residences... in the Ionia area and if structures located in the Ionia Fairgrounds. Water halfway up windows on Automobile Building at Ionia Fairgrounds. Water begins to flood parking lot of Dollar General Store... Save-A-Lot... and the Ionia Secretary of State Office. Homes along Quarry Road Begin to flood
21.0Expect minor flooding of several buildings in the Ionia Fairgrounds... a shopping mall near the fairgrounds... and several businesses and residences in the Southern portion of Ionia
18.0Water surrounds Automobile Building at Ionia Fairgrounds
16.0Expect extensive lowland overflow to occur
15.0High water affects North Drive on Ionia Fairgrounds
13.5River is bankfull. Minor overflow begins in low lying areas along the river near and across from the Ionia Fairgrounds
Historical Crests Record Lows
1) 24.30 ft on 03/21/1948
2) 23.60 ft on 04/07/1947
3) 23.43 ft on 04/01/1960
4) 23.41 ft on 05/25/2004
5) 23.19 ft on 03/06/1976
1) 0.00 ft on 08/24/1965
2) 5.61 ft on 07/16/1977
3) 6.20 ft on 09/08/1954

Data provided by NOAA Advanced Hydrologic Prediction Service

Created with HAMweather 4 Alpha 3
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