Click headings [A-Z] to sort any column. Selecting any Subject block, County name or Period in the list refines the list to that topic or place. Currently sorted
by Period.
| Site name [A-Z] | Subject block [A-Z] | County [A-Z] | Period [A-Z] |
|---|
| Aghnadarragh | PLEISTOCENE | Antrim | Quaternary |
| Annalong Valley | PLEISTOCENE | Down | Quaternary |
| Armoy | PLEISTOCENE | Antrim | Quaternary |
| Attical Complex - Attical Valley Moraines | PLEISTOCENE | Down | Quaternary |
| Attical Complex - Attical Valley Outwash | PLEISTOCENE | Down | Quaternary |
| Attical Complex, Mourne Mountains - Overview | PLEISTOCENE | Down | Quaternary |
| Ballinderry - deglacial landscape | PLEISTOCENE | Tyrone | Quaternary |
| Ballintoy-Ballycastle | COASTAL PROCESSES AND SEALEVEL HISTORY | Antrim | Quaternary |
| Ballycastle Beach | COASTAL PROCESSES AND SEALEVEL HISTORY | Antrim | Quaternary |
| Ballygawley Delta Complex - Fallaghearn Deltas | PLEISTOCENE | Tyrone | Quaternary |
| Ballygawley Delta Complex - Lurganboy Delta and Outwash | PLEISTOCENE | Tyrone | Quaternary |
| Ballygawley Delta Complex - Overview | PLEISTOCENE | Tyrone | Quaternary |
| Ballygawley Delta Complex - Tiroony Ridges | PLEISTOCENE | Tyrone | Quaternary |
| Ballykelly - deglacial landscape | PLEISTOCENE | Londonderry | Quaternary |
| Ballykelly, Sistrakeel and Fruitfield deglacial series | PLEISTOCENE | Londonderry | Quaternary |
| Ballyquintin Point | COASTAL PROCESSES AND SEALEVEL HISTORY | Down | Quaternary |
| Belmore, Ballintempo & Tullybrack Uplands; Belmore | KARST AND CAVES | Fermanagh | Quaternary |
| Belmore, Ballintempo & Tullybrack Uplands; Boho | KARST AND CAVES | Fermanagh | Quaternary |
| Belmore, Ballintempo & Tullybrack Uplands; Knockmore - Pollaraftra | KARST AND CAVES | Fermanagh | Quaternary |
| Belmore, Ballintempo & Tullybrack Uplands; Noon's Hole-Arch Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Belmore, Ballintempo & Tullybrack Uplands; Reyfad-Carrickbeg | KARST AND CAVES | Fermanagh | Quaternary |
| Belmore; Holywell Rising | KARST AND CAVES | Fermanagh | Quaternary |
| Belmore; Moneyouragan Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Belmore; Moneyouragan Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Belmore; Moneyouragan Sink | KARST AND CAVES | Fermanagh | Quaternary |
| Belmore; Mullyard Sink | KARST AND CAVES | Fermanagh | Quaternary |
| Belmore; Rahallen Sink 1 | KARST AND CAVES | Fermanagh | Quaternary |
| Belmore; Rahallen Sink 2 | KARST AND CAVES | Fermanagh | Quaternary |
| Benburb | PLEISTOCENE | Tyrone | Quaternary |
| Bloody Bridge River Fan | PLEISTOCENE | Down | Quaternary |
| Bloody Bridge River Outwash | PLEISTOCENE | Down | Quaternary |
| Bloody Bridge River Valley Complex, Mourne Mountains - Overview | PLEISTOCENE | Down | Quaternary |
| Bloody Bridge River Valley Ridges | PLEISTOCENE | Down | Quaternary |
| Boho; Aghanaglack Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Boho; Aghanaglack Rising | KARST AND CAVES | Fermanagh | Quaternary |
| Boho; Boho Caves Sink | KARST AND CAVES | Fermanagh | Quaternary |
| Boho; Pollbeg | KARST AND CAVES | Fermanagh | Quaternary |
| Boho; Pollkerran | KARST AND CAVES | Fermanagh | Quaternary |
| Boho; Pollnagollum Coolarkan | KARST AND CAVES | Fermanagh | Quaternary |
| Bovevagh Old Church | PLEISTOCENE | Londonderry | Quaternary |
| Carey Valley | PLEISTOCENE | Antrim | Quaternary |
| Carnlough Coastal Peat and Raised Beach Ridges | COASTAL PROCESSES AND SEALEVEL HISTORY | Antrim | Quaternary |
| Church Bay, Rathlin Island | COASTAL PROCESSES AND SEALEVEL HISTORY | Antrim | Quaternary |
| Claraghmore Bog | PEAT AND RELATED STRATIGRAPHY | Tyrone | Quaternary |
| Cliff/Shore Platform Complex between Portstewart and Portrush | COASTAL PROCESSES AND SEALEVEL HISTORY | Antrim, Londonderry | Quaternary |
| Clogher Valley | PLEISTOCENE | Tyrone | Quaternary |
| County Antrim Karst; Cushenilt Burn | KARST AND CAVES | Antrim | Quaternary |
| County Antrim Karst; Red Hall Estate | KARST AND CAVES | Antrim | Quaternary |
| County Antrim Karst; Tievebulliagh area | KARST AND CAVES | Antrim | Quaternary |
| County Antrim Karst; Turlough | KARST AND CAVES | Antrim | Quaternary |
| Cumber Delta, Dungiven Basin | PLEISTOCENE | Londonderry | Quaternary |
| Derrylin Complex | PLEISTOCENE | Fermanagh | Quaternary |
| Derryvree | PLEISTOCENE | Fermanagh | Quaternary |
| Dundrum Bay and Murlough | COASTAL PROCESSES AND SEALEVEL HISTORY | Down | Quaternary |
| Dunnamanagh Complex | PLEISTOCENE | Tyrone | Quaternary |
| East Cuilcagh - Aghatirourke Pot | KARST AND CAVES | Fermanagh | Quaternary |
| East Cuilcagh - Badger Pot | KARST AND CAVES | Fermanagh | Quaternary |
| East Cuilcagh - Black Pot | KARST AND CAVES | Fermanagh | Quaternary |
| East Cuilcagh - Goat Pot | KARST AND CAVES | Fermanagh | Quaternary |
| East Cuilcagh - Long Pot | KARST AND CAVES | Fermanagh | Quaternary |
| East Cuilcagh - Peter Bryant's Bullock Hole | KARST AND CAVES | Fermanagh | Quaternary |
| East Cuilcagh - Peter Bryant's Hole | KARST AND CAVES | Fermanagh | Quaternary |
| East Cuilcagh - Pigeon Pots | KARST AND CAVES | Fermanagh | Quaternary |
| East Cuilcagh - Polliniska | KARST AND CAVES | Fermanagh | Quaternary |
| East Cuilcagh - Pollnaclanawley | KARST AND CAVES | Fermanagh | Quaternary |
| East Cuilcagh - Pollnatagha | KARST AND CAVES | Fermanagh | Quaternary |
| East Cuilcagh - Sheep Pot | KARST AND CAVES | Fermanagh | Quaternary |
| East Cuilcagh - Tea Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Eastern Garron Plateau, County Antrim | KARST AND CAVES | Antrim | Quaternary |
| Fallahogy Bog (Wolf Island) | PEAT AND RELATED STRATIGRAPHY | Londonderry | Quaternary |
| Fardrum; Fardrum Turlough | KARST AND CAVES | Fermanagh | Quaternary |
| Fardrum; Roosky Turlough | KARST AND CAVES | Fermanagh | Quaternary |
| Faughan and Dungiven Basins - Banagher | PLEISTOCENE | Londonderry | Quaternary |
| Faughan and Dungiven Basins - Cumber | PLEISTOCENE | Londonderry | Quaternary |
| Faughan and Dungiven Basins - Derrynaflaw | PLEISTOCENE | Londonderry | Quaternary |
| Faughan and Dungiven Basins - Enagh | PLEISTOCENE | Londonderry | Quaternary |
| Faughan and Dungiven Basins - Fawney | PLEISTOCENE | Londonderry | Quaternary |
| Faughan and Dungiven Basins - Gosheden | PLEISTOCENE | Londonderry | Quaternary |
| Faughan and Dungiven Basins - Overview | PLEISTOCENE | Londonderry | Quaternary |
| Faughan and Dungiven Basins - Tamnagh | PLEISTOCENE | Londonderry | Quaternary |
| Faughan and Dungiven Basins - Templemoyle | PLEISTOCENE | Londonderry | Quaternary |
| Faughan and Dungiven Basins - The Murnies | PLEISTOCENE | Londonderry | Quaternary |
| Fintona Hills Complex - Ballinamallard Esker | PLEISTOCENE | Fermanagh, Tyrone | Quaternary |
| Fintona Hills Complex - Crockfadda outwash-moraine system | PLEISTOCENE | Fermanagh, Tyrone | Quaternary |
| Fintona Hills Complex - Dromore outwash-moraine system | PLEISTOCENE | Fermanagh, Tyrone | Quaternary |
| Fintona Hills Complex - Dungoran kame-esker-outwash system | PLEISTOCENE | Fermanagh, Tyrone | Quaternary |
| Fintona Hills Complex - Newtownsaville Esker | PLEISTOCENE | Fermanagh, Tyrone | Quaternary |
| Fintona Hills Complex - Overview | PLEISTOCENE | Fermanagh, Tyrone | Quaternary |
| Foyle Valley Complex | PLEISTOCENE | Londonderry | Quaternary |
| Fruitfield Delta, Limavady | PLEISTOCENE | Londonderry | Quaternary |
| Garrison; County River natural bridge | KARST AND CAVES | Fermanagh | Quaternary |
| Garrison; Lough Formal | KARST AND CAVES | Fermanagh | Quaternary |
| Garrison; Roogagh River ground bridge | KARST AND CAVES | Fermanagh | Quaternary |
| Garry Bog | PEAT AND RELATED STRATIGRAPHY | Antrim | Quaternary |
| Garvaghullion Bog | PEAT AND RELATED STRATIGRAPHY | Tyrone | Quaternary |
| Glarryford | PLEISTOCENE | Antrim | Quaternary |
| Glenelly/Owenkillew Valleys (Gortin) | PLEISTOCENE | Tyrone | Quaternary |
| Glenshesk Valley | PLEISTOCENE | Antrim | Quaternary |
| Glenwest Bog | PEAT AND RELATED STRATIGRAPHY | Fermanagh | Quaternary |
| Grangemore and Castlerock Sand Dunes | COASTAL PROCESSES AND SEALEVEL HISTORY | Londonderry | Quaternary |
| Introduction to the glacial Sand and Gravel Landscapes of Northern Ireland | PLEISTOCENE | Antrim, Armagh, Down, Fermanagh, Londonderry, Tyro | Quaternary |
| Introduction to the Late Quaternary and Holocene of Northern Ireland | PEAT AND RELATED STRATIGRAPHY | Antrim, Fermanagh, Londonderry, Tyrone | Quaternary |
| Introduction to the Palaeontological sites of Northern Ireland | PALAEONTOLOGICAL REVIEW | Antrim, Armagh, Down, Fermanagh, Londonderry, Tyro | Quaternary |
| Killard Point | PLEISTOCENE | Down | Quaternary |
| Killard Point | PLEISTOCENE | Down | Quaternary |
| Kilrea | PLEISTOCENE | Antrim, Londonderry | Quaternary |
| Kiltierney Deer Park; Fiddler's Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Arches | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Crinoid Cavern | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Doagh Lough relict caves | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Garrison Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Legland Rising | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Lettered Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Limestone pavement | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Meander Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Pollaraftra | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Pollnamadda | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Pollnamansh | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Poulnamuck | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Roadside Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Knockmore-Pollaraftra; Whitehouse Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Knockninny & Molly Mountain; Knockninny relict cave | KARST AND CAVES | Fermanagh | Quaternary |
| Knockninny & Molly Mountain; Molly Stream Sink | KARST AND CAVES | Fermanagh | Quaternary |
| Lagan Valley | PLEISTOCENE | Antrim | Quaternary |
| Larrybane Stalactite Cave, Larrybane Bay | KARST AND CAVES | Antrim | Quaternary |
| Lime Hill Farm | LOWER PALAEOZOIC | Tyrone | Quaternary |
| Lough Fea | PLEISTOCENE | Londonderry, Tyrone | Quaternary |
| Lough Foyle Intertidal Flats | COASTAL PROCESSES AND SEALEVEL HISTORY | Londonderry | Quaternary |
| Loughareema - Quaternary | PLEISTOCENE | Antrim | Quaternary |
| Magilligan Coastal Complex | COASTAL PROCESSES AND SEALEVEL HISTORY | Londonderry | Quaternary |
| Marble Arch Karst; Aghinrawn Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Carricknacoppan Caves | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Cat Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Cat's Hole | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Island Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; John Thomas' Hole | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Legnabrocky Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Marble Arch Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Mastodon | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; McGovern's Sink, Freda's Hole | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Monastir Caves | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Pollasillagh | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Pollasumera | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Pollbwee | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Pollnabrindle | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Pollnagapple | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Pollnagollum | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Pollthainarees | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Schoolhouse Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Sruh Croppa Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Marble Arch Karst; Upper Cradle Hole and Lower Cradle Hole | KARST AND CAVES | Fermanagh | Quaternary |
| Marlbank-Cuilcagh Mountain Region; East Cuilcagh Overview | KARST AND CAVES | Fermanagh | Quaternary |
| Marlbank-Cuilcagh Mountain Region; Marble Arch Karst | KARST AND CAVES | Fermanagh | Quaternary |
| Marlbank-Cuilcagh Mountain Region; Prod's Pot - Cascades Rising Area | KARST AND CAVES | Fermanagh | Quaternary |
| Marlbank-Cuilcagh Mountain Region; Tullyhona, Brookfield and Trien | KARST AND CAVES | Fermanagh | Quaternary |
| Marlbank-Cuilcagh Mountain Region; Western Marlbank | KARST AND CAVES | Fermanagh | Quaternary |
| Moneymore Complex | PLEISTOCENE | Tyrone | Quaternary |
| Mourne Plain Complex - Cranfield Moraine | PLEISTOCENE | Down | Quaternary |
| Mourne Plain Complex - Glenloughan Pit | PLEISTOCENE | Down | Quaternary |
| Mourne Plain Complex - Kilkeel Cliff | PLEISTOCENE | Down | Quaternary |
| Mourne Plain Complex - Moore Lodge Moraine | PLEISTOCENE | Down | Quaternary |
| Mourne Plain Complex - Overview | PLEISTOCENE | Down | Quaternary |
| Mourne Plain Complex - Sandpiper Pit | PLEISTOCENE | Down | Quaternary |
| Mourne Plain Complex - Tullyframe Pit | PLEISTOCENE | Down | Quaternary |
| Moyola Valley Complex | PLEISTOCENE | Londonderry | Quaternary |
| Muck Island Tombolo, Island Magee | COASTAL PROCESSES AND SEALEVEL HISTORY | Antrim | Quaternary |
| Mullaghmore Col | PLEISTOCENE | Londonderry, Tyrone | Quaternary |
| Murnies Delta, Dungiven Basin | PLEISTOCENE | Londonderry | Quaternary |
| Murrins Complex - Cashel Outwash | PLEISTOCENE | Tyrone | Quaternary |
| Murrins Complex - Coolesker/Beragh Eskers | PLEISTOCENE | Tyrone | Quaternary |
| Murrins Complex - Glensawisk Burn Delta | PLEISTOCENE | Tyrone | Quaternary |
| Murrins Complex - Laght Hill Retreat Moraines | PLEISTOCENE | Tyrone | Quaternary |
| Murrins Complex - Lough Fingrean Frontal Moraines | PLEISTOCENE | Tyrone | Quaternary |
| Murrins Complex - Overview | PLEISTOCENE | Tyrone | Quaternary |
| Noon's Hole-Arch Cave; Aughakeeran Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Noon's Hole-Arch Cave; Crunthelagh Sink | KARST AND CAVES | Fermanagh | Quaternary |
| Noon's Hole-Arch Cave; Killydrum Sink | KARST AND CAVES | Fermanagh | Quaternary |
| Noon's Hole-Arch Cave; Limestone pavement | KARST AND CAVES | Fermanagh | Quaternary |
| Noon's Hole-Arch Cave; Noon's Hole-Arch Cave System | KARST AND CAVES | Fermanagh | Quaternary |
| Noon's Hole-Arch Cave; Old Barr Sink | KARST AND CAVES | Fermanagh | Quaternary |
| Noon's Hole-Arch Cave; Pollanaffrin | KARST AND CAVES | Fermanagh | Quaternary |
| Noon's Hole-Arch Cave; Seltanahunny Sink | KARST AND CAVES | Fermanagh | Quaternary |
| Northeast Mournes Complex - Northeast Mournes Moraines | PLEISTOCENE | Down | Quaternary |
| Northeast Mournes Complex - Northeast Mournes Raised Beaches | PLEISTOCENE | Down | Quaternary |
| Northeast Mournes Complex - Overview | PLEISTOCENE | Down | Quaternary |
| Other Karst Sites in County Antrim | KARST AND CAVES | Antrim | Quaternary |
| Outlying Sites in Fermanagh & Tyrone; Fardrum | KARST AND CAVES | Fermanagh | Quaternary |
| Outlying sites in Fermanagh & Tyrone; Garrison | KARST AND CAVES | Fermanagh | Quaternary |
| Outlying Sites in Fermanagh & Tyrone; Kiltierney Deer Park | KARST AND CAVES | Fermanagh | Quaternary |
| Outlying Sites in Fermanagh & Tyrone; Knockninny & Molly Mountain | KARST AND CAVES | Fermanagh | Quaternary |
| Outlying Sites in Fermanagh & Tyrone; Lough Lee-Binnawooda area | KARST AND CAVES | Tyrone | Quaternary |
| Outlying Sites in Fermanagh & Tyrone; Slieve Beagh area | KARST AND CAVES | Fermanagh, Tyrone | Quaternary |
| Pomeroy Complex | PLEISTOCENE | Tyrone | Quaternary |
| Portballintrae | PLEISTOCENE | Antrim | Quaternary |
| Portrush West Strand Coastal Peat | COASTAL PROCESSES AND SEALEVEL HISTORY | Antrim | Quaternary |
| Portstewart Strand Sand Dunes | COASTAL PROCESSES AND SEALEVEL HISTORY | Londonderry | Quaternary |
| Prod's Pot - Cascades; Cascades Rising | KARST AND CAVES | Fermanagh | Quaternary |
| Prod's Pot - Cascades; Goat Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Prod's Pot - Cascades; Gortmaconnell Pots | KARST AND CAVES | Fermanagh | Quaternary |
| Prod's Pot - Cascades; Harry Jacques Memorial Cavern | KARST AND CAVES | Fermanagh | Quaternary |
| Prod's Pot - Cascades; Pelvis Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Prod's Pot - Cascades; Prod's Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Prod's Pot - Cascades; Smokey Mountain Sink | KARST AND CAVES | Fermanagh | Quaternary |
| Prod's Pot - Cascades; Westminster Dig | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Braad Dry Valley | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Carrickbeg | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Fairy Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Ivy Hole | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Little Reyfad | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Mad Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Murphy's Hole | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Oweyglass Caves | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Pollbeg | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Pollmore | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Pollnacrom | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Polltullybrack | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Rattle Hole | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Reyfad Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Reyfad-Carrickbeg; Seltanacool Sinks | KARST AND CAVES | Fermanagh | Quaternary |
| Roddan's Port | PLEISTOCENE | Down | Quaternary |
| Runkerry Strand, Bushfoot | COASTAL PROCESSES AND SEALEVEL HISTORY | Antrim | Quaternary |
| Six Mile Water | PLEISTOCENE | Tyrone | Quaternary |
| Slieve Gallion | PEAT AND RELATED STRATIGRAPHY | Londonderry | Quaternary |
| Sluggan Bog | PEAT AND RELATED STRATIGRAPHY | Antrim | Quaternary |
| Strangford Lough Intertidal Flats | COASTAL PROCESSES AND SEALEVEL HISTORY | Down | Quaternary |
| Tempo Valley Delta Complex - Glengesh and Tattinweer | PLEISTOCENE | Tyrone | Quaternary |
| Tempo Valley Delta Complex - Lough Eyes | PLEISTOCENE | Tyrone | Quaternary |
| Tempo Valley Delta Complex - Overview | PLEISTOCENE | Tyrone | Quaternary |
| Tempo Valley Delta Complex - Tempo and Pubble | PLEISTOCENE | Tyrone | Quaternary |
| Tempo Valley Delta Complex - Upland areas of the Fintona Hills | PLEISTOCENE | Tyrone | Quaternary |
| Tullyhona, Brookfield and Trien; Brookfield Sink No.1 | KARST AND CAVES | Fermanagh | Quaternary |
| Tullyhona, Brookfield and Trien; Dick's Sinks | KARST AND CAVES | Fermanagh | Quaternary |
| Tullyhona, Brookfield and Trien; Tullyhona Rising Cave | KARST AND CAVES | Fermanagh | Quaternary |
| Tullyhona, Brookfield and Trien; Tullyhona Rock Pots | KARST AND CAVES | Fermanagh | Quaternary |
| Tullyhona, Brookfield and Trien; Whiskey Holes | KARST AND CAVES | Fermanagh | Quaternary |
| Western Marlbank; Dave's Hole | KARST AND CAVES | Fermanagh | Quaternary |
| Western Marlbank; Gortaree Sink | KARST AND CAVES | Fermanagh | Quaternary |
| Western Marlbank; Hammer Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Western Marlbank; Hanging Rock Risings - East Rising | KARST AND CAVES | Fermanagh | Quaternary |
| Western Marlbank; Killykeeghan Pots | KARST AND CAVES | Fermanagh | Quaternary |
| Western Marlbank; Legacapple | KARST AND CAVES | Fermanagh | Quaternary |
| Western Marlbank; Marlbank Rising | KARST AND CAVES | Fermanagh | Quaternary |
| Western Marlbank; Polltullyard | KARST AND CAVES | Fermanagh | Quaternary |
| Western Marlbank; Revolution Pot | KARST AND CAVES | Fermanagh | Quaternary |
| Western Marlbank; Tullynakeeragh Gravel Lake | KARST AND CAVES | Fermanagh | Quaternary |
| Western Marlbank; West Rising and Pollnasalac | KARST AND CAVES | Fermanagh | Quaternary |
| Western Moraine Complex - Moygannon River Valley Moraines | PLEISTOCENE | Down | Quaternary |
| Western Mournes Complex - Ghann River Moraines | PLEISTOCENE | Down | Quaternary |
| Western Mournes Complex - Kilbroney River Valley Moraines | PLEISTOCENE | Down | Quaternary |
| Western Mournes Complex - Overview | PLEISTOCENE | Down | Quaternary |
| Western Mournes Complex - Western lowlands, drumlins and moraines | PLEISTOCENE | Down | Quaternary |
| White Rocks - Coastal Geomorphology | COASTAL PROCESSES AND SEALEVEL HISTORY | Antrim | Quaternary |
| Woodgrange | PLEISTOCENE | Down | Quaternary |