Final Draft Flood Study Report

Lower Macleay Flood Study

Appendix D. Model Verification – February 2013 Flood Event

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233.8mm

303mm

273mm

301.2mm

322mm

175mm

FISHERMANSREACH

WILLAWARRIN(DENLEIGH)

WITTITRIN

CRESCENT HEAD

KEMPSEY(WIDE STREET)

SMOKY CAPE

275325 30

0

225

225

275

275

300

275

300

275

250

1 of 1SHEETGDA 1994 MGA Zone 56

DRAWN

CHECK

PROJECT Lower Macleay Flood Study

TITLE Modelled Rainfall Distribution forLocal CatchmentsFebruary 2013 Event

A3

GIS

MA

P fi

le :

IA17

6800

_R01

_Fig

D-1

_201

3_R

Fdis

tr_0

1

PROJECT # MAP # REV

1DATE

LC

AH

VER

1

13/10/2018

FIGURE D-1

!«N#Legend

2013 Event Rainfall Isohyet

!( Rainfall StationAdopted Rainfall Temporal Distribution

Kempsey (Pluvio)Fishermans Reach (Daily, scaled with Kempsey Pluvio)TUFLOW Model Extent

J:\IE\Projects\04_Eastern\IA176800\06 Technical\Spatial\ArcMap\R02 Calibration Report\IA176800_R01_FigD-1_2013_RFdistr_01.mxd

COPYRIGHT : The concepts and information contained in this document are the intellectual property of Jacobs. Use or copying of the document in whole or in part without writtenpermission of Jacobs constitutes an infringement of copyright.

0 5 102.5Kilometres

IA176800

Total rainfall depths are for the period9am 19 February to 9am 24 February 2013.

Final Draft Flood Study Report

Lower Macleay Flood Study

Figure D-2 Inflow and Tailwater Boundary Hydrographs and Cumulative Rainfall, February 2013

5 4

6

5

6

3

4

3

54

43

4

10

4

3

2

3

2

4

6.97

4.99

4.25

4.45

3.43

2.46

1.881.56

2.95

1.1

1.48

6.94

4.79

4.18

4.51

1.62

2.41

2.270.65

3.54

1.18

1.25

1 of 1SHEETGDA 1994 MGA Zone 56

DRAWN

CHECK

PROJECT Lower Macleay Flood Study

TITLE Model VerificationFebruary 2013 Event

A3

GIS

MA

P fi

le :

IA17

6800

_R03

_Fig

D-3

_201

3_d_

H_c

al_0

1

PROJECT # MAP # REV1

DATE

LC

AH

VER1

4/07/2019

FIGURE D-3

!«N#Legend

Depth (m)0 - 0.20.2 - 0.50.5 - 11 - 22 - 33 - 4> 4

Flood Level 1m Contour (m AHD)Flood Level 0.2m Contour (m AHD)Observed Peak Flood Level (m AHD)Modelled Peak Flood Level (m AHD)Limit of Mapping

J:\IE\Projects\04_Eastern\IA176800\06 Technical\Spatial\ArcMap\R03_DraftFS\IA176800_R03_FigD-3_2013_d_H_cal_01.mxd

COPYRIGHT : The concepts and information contained in this document are the intellectual property of Jacobs. Use or copying of the document in whole or in part without writtenpermission of Jacobs constitutes an infringement of copyright.

0 5 102.5Kilometres

IA176800

Final Draft Flood Study Report

Lower Macleay Flood Study

Figure D-4 Observed vs Modelled stage hydrograph, Kempsey Traffic Bridge, February 2013

Final Draft Flood Study Report

Lower Macleay Flood Study

Figure D-5 Observed vs Modelled stage hydrograph, Smithtown, February 2013

Final Draft Flood Study Report

Lower Macleay Flood Study

Figure D-6 Observed vs Modelled stage hydrograph, South West Rocks, February 2013

Final Draft Flood Study Report

Lower Macleay Flood Study

Figure D-7 Modelled water surface profile. Comparison to observed flood marks and Kempsey CBD TUFLOW. February 2013