BATHURST ISLAND

WU

RANK

UWU

ABORIGINAL CORPORATIO

N

M

ILIK

AP

ITI C

OM

MUNITY GOVERN

MEN

T C

OU

NCIL PI

RLAN

GIM

BI C

OMMUNITY GOVERNM

ENT C

OUNCIL

CONSERVATION and NATURAL RESOURCES GROUP

Less than 10 metres

10 to 20 metres

20 to 30 metres

30 to 40 metres

40 to 50 metres

50 to 60 metres

Greater than 60 metres

SHALLOW UNCONFINED AQUIFER POTENTIAL DEEP CONFINED AQUIFER POTENTIAL

kilometres 0 2010 30 kilometres

WATER RESOURCESof the TIWI ISLANDS - MAP 2Natural Heritage Trust

H e l p i n g C o m m u n i t i e s H e l p i n g A u s t r a l i a

A Commonwealth Government Initiative

DEPTH FROM SURFACE TOTOP OF THE MOONKINUMEMBER

VAN DIEMAN SANDSTONE THICKNESS

HOMELAND SUPPLY SMALL HOMELAND SUPPLY LITTLE CHANCE OF WATER

Moderate success rate, < 0.5 L/s

Areas where groundwater may be brackishdue to the effects of salt water intrusion.Moderate to high success rate,

0.5 - 10.0 L/s, depending onsandstone thickness

(Map 1 - Spring Flow of the Tiwi Islands)

BA Line of cross-sectionNO CHANCE OF WATERGOOD CHANCE OF WATER

No potential for obtaining water fromdeep confined sandstone aquifer

Potential for obtaining water from deep confinedsandstone aquifer. Water quality may be brackishnear the coast and tidal creeks

-100Low success rate

Elevation (metres AHD) of the top ofthe sandstone aquifer

For further information contact:Manager, Water Resources, Natural Systems Division,

Conservation and Natural Resources Group,Department of Infrastructure, Planning and Environment.

Ph. (08) 8999 3606, Fax. (08) 8999 3666Goyder Centre, Chung Wah Terrace, Palmerston, Northern Territory of Australia.

Map compiled by T. Haig and A. Matsuyama,Project coordination by P. Jolly,

Cartography by L. Fritz, Spatial Data and Mapping,Conservation and Natural Resources Group,

Department of Infrastructure, Planning and Environment

Prepared and produced by theConservation and Natural Resources Group,

Department of Infrastructure, Planning and Environment,Northern Territory of Australia, July, 2003.

This product and all material forming part of it is copyright belonging to theNorthern Territory of Australia. You may use this material for your personal,non-commercial use or use it within your organisation for non-commercial

purposes, provided that an appropriate acknowledgement is made and thematerial is not altered in any way. Subject to the fair dealing provisions of the

Copyright Act 1968, you must not make any other use of this product(including copying or reproducing it or part of it in any way) unless you have

the written permission of the Northern Territory of Australia to do so.

The Northern Territory of Australia does not warrant that the product or anypart of it is correct or complete and will not be liable for any loss damage orinjury suffered by any person as a result of its inaccuracy or incompleteness.

Auslig Topo-250k data supplied through Land Information Services,Department of Infrastructure, Planning and Environment,

Darwin, Northern Territory of Australia.

Design File: Tiwi-Is_250_Wrs_52mPlot File: Tiwi-Islands_Wrs_Map2

Tiwi place names marked have been given with the permission of thetraditional owners specially for use on this map. If they are to be usedelsewhere, it is necessary to gain approval from the traditional owners.

The Tiwi Land Council can be contacted in this regard.

A

B

C

D

E

F

H

G

A

DISTANCE (km)

150

0

-100

0 10 20 30 40

-50

50

100

ELE

VA

TIO

N -

met

res

A.H

.D.

CROSS-SECTION A-B150

0

0 10 20 30-50

50

100

ELE

VA

TIO

N -

met

res

A.H

.D.

B

DISTANCE (km)

Extent of tidal effect - axis ofmeandering channel of Johnson Creek

Coastalfloodplain

BarramundiCreekUpper tributary

starts

Yimpinari O/SRN 32979

C CROSS-SECTION C-DTakamprimilli

CreekTakamprimilli O/SRN 32977

Pickertaramoorforestry area

D

Monitoring BoreRN 32990

Nguiu

ParuAspley Strait

RN 32871RN 32874

RN 32872

Creek& road

TD 222.66 TD 163.66

H

150

0

-100

-50

50

100

ELE

VA

TIO

N -

met

res

A.H

.D.

Three WaysRN 9433/37

Taracumbi O/SRN 32833

E

Creek

RN 21791 RN 24207RN 24209RN 27857

RN 23980RN 27992

RN 27851

RN 27959

CROSS-SECTION E-F

760000mE620000mE 640000mE 660000mE 680000mE 700000mE 720000mE

620000mE 640000mE 660000mE 680000mE 700000mE 720000mE

740000mE

87

60

00

0m

N

87

60

00

0m

N8

74

00

00

mN

87

40

00

0m

N8

72

00

00

mN

87

20

00

0m

N8

70

00

00

mN

87

00

00

0m

N8

68

00

00

mN

86

80

00

0m

N

740000mE 760000mE

760000mE620000mE 640000mE 660000mE 680000mE 700000mE 720000mE

620000mE 640000mE 660000mE 680000mE 700000mE 720000mE

740000mE

87

60

00

0m

N

87

60

00

0m

N8

74

00

00

mN

87

40

00

0m

N8

72

00

00

mN

87

20

00

0m

N8

70

00

00

mN

87

00

00

0m

N8

68

00

00

mN

86

80

00

0m

N

740000mE 760000mE

760000mE620000mE 640000mE 660000mE 680000mE 700000mE 720000mE

620000mE 640000mE 660000mE 680000mE 700000mE 720000mE

740000mE

87

60

00

0m

N

87

60

00

0m

N8

74

00

00

mN

87

40

00

0m

N8

72

00

00

mN

87

20

00

0m

N8

70

00

00

mN

87

00

00

0m

N8

68

00

00

mN

86

80

00

0m

N

740000mE 760000mE

-150

0 DISTANCE (km)10 20 30 40 50 60-150

RECHARGE ZONE

RECHARGE ZONE

RECHARGE ZONE

RN 27923

Van DiemanSandstone

Van DiemanSandstone

Van DiemanSandstone

150

0

-100 0

-50

50

100

G CROSS-SECTION G-H

F

ELE

VA

TIO

N -

met

res

A.H

.D.

RN 29295 RN 29293 RN 29290RN 29294RN 29291, RN 29292

RN 29296, RN 29297 Mt. HurdBarge

Landing Road

Van DiemanSandstone

Grey claystone with siltstone

Wangarlu Mudstone

Registered number of boreRN 32874

Bore (cross-section only)

TD 163.66 Depth of bore

Moonkinu

(Sandstone)

Saturated shallow aquifer(Van Dieman Sandstone)

Moonkinu Member (Sandstone)

Wangarlu Member(sticky grey clay)

Wangarlu Member(sticky grey clay)

Wangarlu Member(sticky grey clay)

Van Dieman Sandstone

Moonkinu Member (S

andstone)Moonkinu Member(Claystone)

Moonkinu Member(Claystone)

Moonkinu Member(Sandstone)

Moonkinu Member(Claystone) Member

Van DiemanSandstone Moonkinu Member (Claystone)

LEGEND

DISTANCE (km)1 2 3 4 5 6

Impermeablebase

Milikapiti BorefieldNguiu

Borefield

Water table

White, tan and brownsandstone

Grey sandstone andclaystone

Grey, sticky to firmclaystone

RegionalShallowAquifer

RegionalConfining

Layer

RegionalDeep

Aquifer

Quaternary& Tertiary

Cretaceous

ErosionalUnconformity

Alluvium and VanDieman Sandstone

Moonkinu Member(Claystone)

Moonkinu Member(Sandstone)

-200

-150

-150

-100

-100

-100

-100

-50

-50

-50

-50

0

0

0

0

+10

+10

+10

+10

Nguiu

MELVILLE ISLAND

Milikapiti (Snake Bay)

Pickertaramoor

BATHURST

ISLAND

Pirlangimpi(Garden Point)

Taracumbi O/SWurankuwu O/S

Paru O/S

Yimpinari O/S

Takamprimilli O/S

Nguiu

MELVILLE ISLAND

Milikapiti (Snake Bay)

Pickertaramoor

BATHURST

ISLAND

Pirlangimpi(Garden Point)

Taracumbi O/SWurankuwu O/S

Paru O/S

Yimpinari O/S

Takamprimilli O/S

Nguiu

MELVILLE ISLAND

Milikapiti (Snake Bay)

Pickertaramoor

BATHURST

ISLAND

Pirlangimpi(Garden Point)

Taracumbi O/SWurankuwu O/S

Paru O/S

Yimpinari O/S

Takamprimilli O/S

STRA

IT

ASPLEY

TIMOR SEA

BEAGLE GULFSTRAIT

DUNDAS STRAIT

CLARENCE

TIMOR

SEA

STRA

IT

ASPLEY

TIMOR SEA

BEAGLE GULFSTRAIT

DUNDAS STRAIT

CLARENCE

TIMOR

SEA

STRA

IT

ASPLEY

TIMOR SEA

BEAGLE GULFSTRAIT

DUNDAS STRAIT

CLARENCE

TIMOR

SEA