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5

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0 500 650060005500500045004000350030002500200015001000

GEOLOGICAL SCHEMATIC SECTION - MINE AREA AGroundwater Assessment for the Urquhart Bauxite ProjectNear Urquhart Point, Far North Queensland

CLIENT: Epic Environmental Pty Ltd PROJECT No:

DRAWING No:

REVISION:

87909.01

7

4

Projection: Vertical Cross Section

OFFICE: BNE

DATE: Mar 2017

A4 Scale as drawn

Elev

atio

n (m

AHD)

Distance along Transect (m)

Bulimba Formation (KTi)Confined Sandstone Aquifer

UPB1

High Tide (MHHW) 2.9 mAHD

A A'

UPB2

Coastal Flats (Qac)

MarineSwamp

atHigh Tide UP

B22

UPB2

1UP

B20

UPB1

9UP

B18

UPB1

7UP

B16

UPB1

5

UPB1

4 Bauxitic Gravels (T&Qa)

EmbleyRiver

Kaolinitic Clays (KTi)

GWMB 3S/D

Mean Sea Level (0 mRL)

GWMB 4SGWMB 2S/DA GWMB 1S/D

Monitoring BoreScreened Interval

(GWMB 3D)

Dune Sands (Qhm / Qpm)

Resource Drillhole(s)

Lowest Tide(LAT)

MHHW

Highest Tide(HAT)

? ? ? ? ?

? ? ? ? ?

0

50

100

150

200

250

300

350

400

450

500

550R

ainf

all &

Eva

pora

tion

(mm

)

0

5

10

15

20

25

30

35

40

45

Ave

rage

Dai

ly T

empe

ratu

re (o

C)

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

RainfallEvaporationMin TempMax Temp

PROJECT No: 87909.01

DRAWING No: 8

REVISION: 4APPROVED BY: IDH

DATE: Mar 2017DRAWN BY: MS/PD

OFFICE: Brisbane

CLIENT: Epic Environmental Pty Ltd LONG TERM MONTHLY CLIMATE AVERAGESGroundwater Assessment for the Urquhart Bauxite Project (UBx)Near Urquhart Point, Far North Queensland

5

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HYDROGEOLOGICAL SCHEMATIC SECTIONGROUNDWATER LEVELS - DECEMBER 2015Groundwater Assessment for the Urquhart Bauxite ProjectNear Urquhart Point, Far North Queensland

CLIENT: Epic Environmental Pty Ltd PROJECT No:

DRAWING No:

REVISION:

87909.01

9

4

Projection: Vertical Cross Section

OFFICE: BNE

DATE: Mar 2017

A4 Scale as drawn

Elev

atio

n (m

AHD)

Distance along Transect (m)

Lower Aquifer

A A'

Upper Aquifer Water table Surface (mAHD)

GWMB 3S/DGWMB 4S

GWMB 2S/DA

GWMB 1S/D

Depleting Groundwater Mound

Losses to Evapotranspiration

Mixture of Vertical Gradients(Potential for Localised Upward or Downward Leakage)

Lower Aquifer Piezometric Head (mAHD)

Upper Aquifer

Vadose Zone

Minor inflows

rs

Groundwater Flow Direction / Observation

-0.73

-0.84

Aquitard

-0.55 DRY-0.29

-0.79-0.73

Minor inflows

Lowest Tide(LAT)

Highest Tide(HAT)MHHWMean Sea Level (0 mRL)

EmbleyRiver

5

0

10

-5

-10

-15

-20

-25

0 500 650060005500500045004000350030002500200015001000

HYDROGEOLOGICAL SCHEMATIC SECTIONGROUNDWATER LEVELS - APRIL 2016Groundwater Assessment for the Urquhart Bauxite ProjectNear Urquhart Point, Far North Queensland

CLIENT: Epic Environmental Pty Ltd PROJECT No:

DRAWING No:

REVISION:

87909.01

10

4

Projection: Vertical Cross Section

OFFICE: BNE

DATE: Mar 2017

A4 Scale as drawn

Elev

atio

n (m

AHD)

Distance along Transect (m)

Lower Aquifer

A A'

Upper Aquifer Water table Surface (mAHD)

Groundwater Mounding(End of Wet Season)

Positive Vertical Gradients(Potential for Upward Leakage)

Lower Aquifer Piezometric Head (mAHD)

Vadose Zone

Shallow Gradientstowards Swamps

rs

Groundwater Flow Direction / Observation

0.30.42

0.571.451.46

0.93

0.96 Minor outflows

Recharge

GWMB 3S/DGWMB 4S

GWMB 2S/DA

GWMB 1S/DLosses to Evapotranspiration

Upper Aquifer

Aquitard

Lowest Tide(LAT)

Highest Tide(HAT)MHHWMean Sea Level (0 mRL)

EmbleyRiver