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Flood Information
RESPONDING TO CBD FLOOD WARNINGS

 
Link to SES
 
Link to StormSafe Link to StormSafe
 

- Specific information provided relates to the Lismore CBD only -

 

NOTE

Flood heights shown are to be used as a guide only

 

FLOOD HEIGHT CLASSIFICATION

Below Minor:  

   Below 4.2m

Minor:  

   4.2m to 7.2m

Moderate:  

   7.2m to 9.7m

Major:  

   Above 9.7m

CBD LEVEE OVERTOPPING HEIGHT

May occur when the Wilsons River rises above

10.6m Australian Height Datum (AHD)

 

MODERATE FLOOD BULLETIN

 

What to expect:

  • Moderate flooding in excess of 7.2m AHD is predicted by the NSW Bureau of Meteorology (BOM) for the Wilsons River at Lismore.
     

  • Browns Creek flood gate will be closed after 5.2m and the pumps will be turned on.
     

  • Rain in the basin area exceeding 5ml per hour may cause flash flooding in low lying areas of the CBD. Locations at risk include:
     

    • Lismore Tourist Caravan Park
       

    • Dawson / Woodlark Streets Roundabout
       

    • Larkin Lane, Rural & King Streets
       

    • Dawson / Zadoc Streets Roundabout

Recommended action:

  • Prepare to implement your Flood Response Plan.
     

  • Get ready to lift or remove stock to safe flood heights (check your floor height).
     

  • Check staff availability and resources required.
     

  • Monitor local radio stations for announcements:
     

    • ABC - FM 94.5 & AM 738
       

    • 2LM - AM 900
       

    • 2NCR - FM 92.9
       

  • Monitor the Wilsons River flood height and rate of rise using the BOM website:
     

  • Contact Lismore City Council for road closure information:
     

 

EVACUATION WARNING

 

What to expect:

  • CBD Levee may overtop within the next four hours.
     

  • Overtopping will commence at the Browns Creek spillway near the old Police Station in Molesworth Street and the CBD will begin to flood.

Recommended action:

  • Start your Flood Response Plan now.
     

  • If unable to remove stock, lift it above a safe flood height, secure your property and go to a safe location that is not affected by flood as soon as possible.
     

  • The 1974 peak flood height was 12.12m AHD.

 

EVACUATION ORDER

 

What to expect:

  • CBD Levee about to overtop.
     

  • Floodwaters will flow over the Browns Creek spillway into the CBD at times with a velocity that people may be swept off their feet.
     

  • All roads out of the CBD will begin to flood and could be closed to all traffic within one hour.

Recommended action:

  • Leave the area immediately.

     

  • Emergency services sirens will be sounded.
     

  • Radio and television evacuation bulletins will be broadcast on local stations.
     

  • If time permits, door-knocking advice will be conducted by SES volunteers and/or by the Rural Fire Service and Police.

 

 
 

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