Nambour 100K map tile Groundwater Dependent Ecosystems (GDEs)
Mapsheet number 9444
Version 1.5
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Surface expression GDE (points)

Known GDE

Surface ecosystems dependent on the surface expression of groundwater
Permeable rocks (rocks with predominantly primary porosity)

Derived GDE - moderate confidence

Surface expression GDE (lines)

Derived GDE - high confidence

GDE (baseflow) according to local expert knowledge (KNOWN SITE)
GDE (baseflow) according to local expert knowledge
Surface ecosystems dependent on the surface expression of groundwater

Near-permanent low-lying coastal swamps - SEQ (SEQ_RS_36)
Channels on near-permanent low-lying coastal swamps
Surface ecosystems dependent on the surface expression of groundwater

Alluvial aquifers supplemented with effluent - SEQ (SEQ_RS_33)
Channels on alluvia supplemented with effluent

Alluvial aquifers with intermittent flow - SEQ (SEQ_RS_22)
Channels on alluvia with intermittent flow

Alluvial aquifers with near-permanent flow - SEQ (SEQ_RS_21)
Channels on alluvia with near-permanent flow

High rainfall permeable geologies (basalts) - WBB (WBB_RS_09)
Channels on or extending up to 1 kilometre from permeable basalts with high rainfall
Permeable rocks (rocks with predominantly primary porosity)

High rainfall permeable rocks (basalts) - PUM (PUM_RS_01)
Channels on or extending up to 100 metres from basalt and basalt colluvium with high rainfall
Permeable rocks (rocks with predominantly primary porosity)

High rainfall permeable rocks (basalts) with near-permanent flow - SEQ (SEQ_RS_01)
Channels on or extending up to 1 kilometre from basalt and basalt colluvium with high rainfall and near-permanent flow

Sandstone overlying impervious rock - SEQ (SEQ_RS_13)
Channels on or extending up to 100 metres from sandstone overlying impervious rocks

Derived GDE - low confidence

Coastal deeply weathered geology - PUM (PUM_RS_02)

Fractured igneous rocks with intermittent flow - SEQ (SEQ_RS_17)
Channels on fractured igneous rocks with intermittent flow
Fractured rocks (rocks with predominantly secondary porosity)

Fractured igneous rocks with near-permanent flow - SEQ (SEQ_RS_16)
Channels on fractured igneous rocks with near-permanent flow
Fractured rocks (rocks with predominantly secondary porosity)

Fractured metamorphic rocks - SEQ (SEQ_RS_15)
Fractured rocks (rocks with predominantly secondary porosity)

Low porosity sedimentary rocks with intermittent flow - SEQ (SEQ_RS_06)
Channels, excluding uppermost tributaries, on low porosity sedimentary rocks with intermittent flow

Sandstone with near-permanent flow - SEQ (SEQ_RS_09)
Channels excluding uppermost tributaries on sedimentary rocks with near-permanent flow

Surface expression GDE (areas)

81-100% GDE, known GDE

81-100% GDE, derived GDE - high confidence

81-100% GDE, derived GDE - moderate confidence

81-100 Derived GDE - Moderate Confidence

Vegetation (RE list) fringing channels indicating seeps and soaks on alluvia
81-100 Derived GDE - Moderate Confidence

Wetlands (excluding riverine REs) on alluvia
81-100 Derived GDE - Moderate Confidence

Lacustrine and palustrine wetlands and riverine water bodies on alluvia

Alluvial aquifers supplemented with effluent - SEQ (SEQ_RS_33)
Lacustrine and palustrine wetlands and riverine water bodies on alluvia supplemented with effluent

Alluvial aquifers with near-permanent flow - SEQ (SEQ_RS_21)
Lacustrine and palustrine wetlands and riverine water bodies on alluvia with near-permanent flow

High rainfall permeable geologies (basalts) - WBB (WBB_RS_09)
Wetlands (excluding riverine REs) within basalt geology contact zone with high rainfall

High rainfall permeable rocks (basalts) with near-permanent flow - SEQ (SEQ_RS_01)
Lacustrine and palustrine wetlands and riverine water bodies fringing streams on basalt, basalt colluvium or within basalt contact zone, with high rainfall

81-100% GDE, derived GDE - low confidence

Coastal deeply weathered geology - PUM (PUM_RS_02)
Lacustrine and palustrine wetlands and riverine water bodies on deeply weathered geology

Fractured igneous rocks with near-permanent flow - SEQ (SEQ_RS_16)
Lacustrine and palustrine wetlands and riverine water bodies fringing channels on fractured igneous rocks with near-permanent flow

Lacustrine and palustrine wetlands and riverine water bodies fringing channels on fractured rocks

Sandstone with near-permanent flow - SEQ (SEQ_RS_09)
Lacustrine and palustrine wetlands and riverine water bodies fringing channels, excluding uppermost tributaries, on sedimentary rocks with near-permanent flow

Lacustrine and palustrine wetlands and riverine water bodies fringing channels on sandstones

01-80% GDE, derived GDE - high confidence

Near-permanent low-lying coastal swamps - SEQ (SEQ_RS_36)
Lacustrine and palustrine wetlands and riverine water bodies on near-permanent low-lying coastal swamps

01-80% GDE, derived GDE - moderate confidence

High rainfall permeable geologies (basalts) - WBB (WBB_RS_09)
Non-wetland vegetation fringing channels indicating seeps and soaks on basalt geology contact zone with high rainfalll

01-80% GDE, derived GDE - low confidence

Low porosity sedimentary rocks with intermittent flow - SEQ (SEQ_RS_06)
Lacustrine and palustrine wetlands and riverine water bodies fringing channels, excluding uppermost tributaries, on low porosity sedimentary rocks with intermittent flow

Terrestrial GDE

Near-permanent low-lying coastal swamps - SEQ (SEQ_RS_36)
Treed regional ecosystems and riverine wetlands on near-permanent low-lying coastal swamps
Surface ecosystems dependent on the sub-surface presence of groundwater

Non-wetland vegetation on alluvia (land zone 3 REs)
Surface ecosystems dependent on the sub-surface presence of groundwater

Riverine RE vegetation fringing channels on alluvia
Surface ecosystems dependent on the sub-surface presence of groundwater

Vegetation (RE list) fringing channels indicating seeps and soaks on alluvia

Treed regional ecosystems and riverine wetlands on alluvia

Alluvial aquifers supplemented with effluent - SEQ (SEQ_RS_33)
Treed regional ecosystems and riverine wetlands on alluvia supplemented with effluent

Alluvial aquifers with intermittent flow - SEQ (SEQ_RS_22)
Treed regional ecosystems and riverine wetlands on alluvia with intermittent flow

Treed regional ecosystems on alluvia with near-permanent flow

Riverine RE vegetation fringing channels on basalt geology contact zone with high rainfall

High rainfall permeable rocks (basalts) - PUM (PUM_RS_01)
Treed regional ecosystems and riverine wetlands on basalt contact zone and basalt colluvium with high rainfall

High rainfall permeable rocks (basalts) with near-permanent flow - SEQ (SEQ_RS_01)
Treed regional ecosystems and riverine wetlands fringing streams on basalt, basalt colluvium or within basalt contact zone, with high rainfall

Sandstone overlying impervious rock - SEQ (SEQ_RS_13)
Treed regional ecosystems and riverine wetlands fringing channels or within sandstone contact zone

Coastal deeply weathered geology - PUM (PUM_RS_02)
Treed regional ecosystems and riverine wetlands on deeply weathered geology

Fractured igneous rocks with intermittent flow - SEQ (SEQ_RS_17)
Treed regional ecosystems and riverine wetlands fringing channels on fractured igneous rocks with intermittent flow

Fractured igneous rocks with near-permanent flow - SEQ (SEQ_RS_16)
Treed regional ecosystems and riverine wetlands fringing channels on fractured igneous rocks with near-permanent flow

Fractured metamorphic rocks - SEQ (SEQ_RS_15)
Mesic ecosystems on fractured metamorphic rocks

Treed regional ecosystems and riverine wetlands fringing channels on fractured rocks

Low porosity sedimentary rocks with intermittent flow - SEQ (SEQ_RS_06)
Treed regional ecosystems and riverine wetlands fringing channels on low porosity sedimentary rocks with intermittent flow

Sandstone with near-permanent flow - SEQ (SEQ_RS_09)
Treed regional ecosystems and riverine wetlands fringing channels, excluding uppermost tributaries, on sedimentary rocks with near-permanent flow

Treed regional ecosystems and riverine wetlands fringing channels on sandstones

Non-wetland vegetation fringing channels indicating seeps and soaks on basalt geology contact zone with high rainfall

Subterranean GDE (caves)

Derived GDE - unknown confidence

Potential GDE aquifer

Unconsolidated sedimentary aquifers

Alluvial aquifers supplemented with effluent (SEQ_RS_33)

Alluvial aquifers with intermittent flow (SEQ_RS_22)

Alluvial aquifers with near-permanent flow (SEQ_RS_21)

Consolidated sedimentary aquifers

Low porosity sedimentary rocks with intermittent flow (SEQ_RS_06)

Sedimentary rocks with near-permanent flow (SEQ_RS_09)

Igneous rock aquifers

Fractured igneous rocks with intermittent flow (SEQ_RS_17)

Fractured igneous rocks with near-permanent flow (SEQ_RS_16)

High rainfall permeable rocks (basalts) with near-permanent flow (SEQ_RS_01)

Metamorphic rock aquifers

Mixture of consolidated sedimentary, igneous and

or metamorphic rock aquifers

No identified aquifers