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Volcano Names with Synonyms and Subfeatures

The Global Volcanism Program database currently contains 1575 volcano names (1536 Holocene and 39 Pleistocene with thermal activity) (bolded), 1980 synonyms, and 9097 subfeatures, for an overall total of 12652 names, sorted below in alphabetical order. Descriptions of the various "Volcano Type" and "Volcano Status" designations can be found on the Volcano Data Criteria page.

Volcano Name Volcano Type Volcano Status Volcanic Subregion

AABIDA Synonym of ADWA Africa (northeastern) & Red Sea
AB E GARM Thermal Feature of DAMAVAND Iran & Afghanistan
ABANG, GUNUNG Stratovolcano of BATUR Lesser Sunda Islands
ABARO Cone of CORBETTI CALDERA Africa (northeastern) & Red Sea
ABAS TEPE Cone of ERCIYES DAGI Turkey
ABBOTT PEAK Cone of EREBUS Antarctica & South Sandwich Islands
ABEJERA, MONTANA Dome of TENERIFE Canary Islands
ABEQUE, MONTANA DE Cinder cone of TENERIFE Canary Islands
ABIDA Synonym of ADWA Africa (northeastern) & Red Sea
ABILI AGITUK [WARGESS] Tuff cone of BARRIER, THE Africa (eastern)
ABINGDON Synonym of PINTA Galápagos Islands
ABOA Synonym of AOBA Vanuatu
ABOUR, JEBEL EL Cone of BAYUDA VOLCANIC FIELD Africa (northern)
ABRA, CERRO EL Synonym of ATLIXCOS, LOS México
ABRIGO, CERRO DEL Dome of VALLES CALDERA USA (New Mexico)
ABRUNCO Dome of TENERIFE Canary Islands
ABU Shield volcanoes Holocene Honshu
ABU AIL ISLAND Cone of ZUKUR Africa (northeastern) & Red Sea
ABU HARIS, JABAL Dome of KISHB, HARRAT Arabia
ABYAD, JABAL Dome of KHAYBAR, HARRAT Arabia
ACADEMII NAUK Synonym of AKADEMIA NAUK Kamchatka Peninsula
ACAMARACHI Stratovolcano Holocene Northern Chile, Bolivia & Argentina
ACATENANGO Stratovolcano Historical Guatemala
ACATLAN, CERRO Cinder cone of NAOLINCO VOLCANIC FIELD México
ACCADEMIA Dome of CAMPI FLEGREI Italy
ACHACARA, LOMA Cinder cone of ANDAHUA-ORCOPAMPA Perú
ACHELONE Vent of NISYROS Greece
ACHEOLUS Vent of NISYROS Greece
ACHI-YAMA Dome of NII-JIMA Izu, Volcano, & Mariana Islands
ACHIN-NIELLU Cone of HUANQUIHUE GROUP Central Chile & Argentina
ACHIN-NIELLU Cone of HUANQUIHUE GROUP Central Chile & Argentina
ACHIOTILLAL Stratovolcano of BARVA Costa Rica
ACHLAN Synonym of ICHINSKY Kamchatka Peninsula
ACIGOL Crater of KARAPINAR FIELD Turkey
ACIGOL-NEVSEHIR Caldera Anthropology Turkey
ACIGOL-NEYSEHIR Synonym of ACIGOL-NEVSEHIR Turkey
ACOUMA, MORNE Dome of PLAT PAYS, MORNE West Indies
ACQUARIUM Thermal Feature of EAST DIAMANTE Izu, Volcano, & Mariana Islands
ACQUE CALDE Thermal Feature of VULCANO Italy
ACROPOLI Cone of PANTELLERIA Italy
ACTIVE CRATER Crater of RINCON DE LA VIEJA Costa Rica
ADAGDAK Stratovolcano Pleistocene-Hot Springs Aleutian Islands
ADAMS Stratovolcano Tephrochronology USA (Washington)
ADAMS SEAMOUNT Submarine volcano Potassium-Argon Pacific Ocean (central)
ADAS TEPE [ABAS TEPE] Cone of ERCIYES DAGI Turkey
ADATARA Stratovolcanoes Historical Honshu
ADATARA-YAMA Dome of ADATARA Honshu
ADHAMAS Thermal Feature of MILOS Greece
ADIKA-WILIS Synonym of WILIS Java
ADO ALE Synonym of ASSAB VOLCANIC FIELD Africa (northeastern) & Red Sea
ADO WADJUNG [ADO WAJUNG] Crater of ILIWERUNG Lesser Sunda Islands
ADO WAJUNG Crater of ILIWERUNG Lesser Sunda Islands
ADWA Stratovolcano Holocene Africa (northeastern) & Red Sea
AEK MADURANA Thermal Feature of SIBUALBUALI Sumatra
AEK WALIRAN Thermal Feature of SIBUALBUALI Sumatra
AER PANAS Thermal Feature of KEMBAR Sumatra
AESEPUT Cone of SOPUTAN Sulawesi
AESEPUT WERO Dome of SOPUTAN Sulawesi
AETNA Synonym of ETNA Italy
AFANA Crater of WALLIS ISLANDS Samoan & Wallis Islands
AFATE, CERRO Dome of COATEPEQUE CALDERA El Salvador & Honduras
AFDERA Stratovolcano Holocene? Africa (northeastern) & Red Sea
AFLITOS Cone of PICOS VOLCANIC SYSTEM Azores
AFOLAU Cone of UPOLU Samoan & Wallis Islands
AFONO Dome of TUTUILA Samoan & Wallis Islands
AFOSA, MONTANA DE Cinder cone of HIERRO Canary Islands
AFRERA Synonym of AFDERA Africa (northeastern) & Red Sea
AFUTINA Cone of SAVAI'I Samoan & Wallis Islands
AGAJEDAN Synonym of SHISHALDIN Aleutian Islands
AGASCHAGOCH Synonym of BOGOSLOF Aleutian Islands
AGELU Synonym of AYELU Africa (northeastern) & Red Sea
AGHIE [PECHAN] Cone of TIANSHAN VOLCANIC GROUP China (western)
AGINCOURT Synonym of PENGCHIAHSU Taiwan
AGIOS JOANNIS Vent of NISYROS Greece
AGMAGAN-KARADAG Synonym of GHEGAM RIDGE Caucasus, Georgia & Armenia
AGNANO Caldera of CAMPI FLEGREI Italy
AGNANO MONTE SPINA Crater of CAMPI FLEGREI Italy
AGOENG Synonym of AGUNG Lesser Sunda Islands
AGONIA, PUIG S' Cone of OLOT VOLCANIC FIELD Western Europe
AGOTU VALLEY Cone of CRATER MOUNTAIN New Guinea & D'Entrecasteaux Islands
AGRI DAGI Synonym of ARARAT Turkey
AGRIGAN Stratovolcano Historical Izu, Volcano, & Mariana Islands
AGRIHAN Synonym of AGRIGAN Izu, Volcano, & Mariana Islands
AGRIO, DEL [CAVIAHUE] Caldera of COPAHUE Central Chile & Argentina
AGRITAS, VOLCAN LAS Dome of MASCOTA VOLCANIC FIELD México
AGUA Stratovolcano Holocene Guatemala
AGUA AGRIA Thermal Feature of AGUAJITO, EL México
AGUA AGRIA, AUSOLES DE Thermal Feature of SAN VICENTE El Salvador & Honduras
AGUA AMARGA, CERRO Dome of PURICO COMPLEX Northern Chile, Bolivia & Argentina
AGUA BENDITA, CERRO Cone of ZITACUARO-VALLE DE BRAVO México
AGUA CALIENTE Thermal Feature of CHICHON, EL México
AGUA CALIENTE DEL TUZGLE Thermal Feature of TUZGLE, CERRO Northern Chile, Bolivia & Argentina
AGUA CALIENTE HOT SPRINGS Thermal Feature of ST. HELENS USA (Washington)
AGUA DE PAU Stratovolcano Historical Azores
AGUA FRIA, LAGUNA DE Synonym of POAS Costa Rica
AGUA GRANDE, CERRO Cinder cone of COMONDU-LA PURISIMA México
AGUA SHUCA Thermal Feature of APANECA RANGE El Salvador & Honduras
AGUA, CERRO Pyroclastic Cone of NEGRA, SIERRA Galápagos Islands
AGUA, CERRO DEL Cinder cone of CHICHINAUTZIN México
AGUA, LAGUNA DE Crater of SAN CRISTOBAL Nicaragua
AGUAJITO, EL Caldera Pleistocene-Hot Springs México
AGUALVA Dome of TERCEIRA Azores
AGUAS AMARGAS Thermal Feature of SANTO TOMAS Guatemala
AGUAS CALIENTES Stratovolcano of LASCAR Northern Chile, Bolivia & Argentina
AGUAS PERDIDAS Synonym of NEGRILLAR, LA Northern Chile, Bolivia & Argentina
AGUAS TERMALES Thermal Feature of RINCON DE LA VIEJA Costa Rica
AGUAS ZARCAS Cinder cone of PLATANAR Costa Rica
AGUERO, CERRO DE Cone of TELICA Nicaragua
AGUILA, CERRO EL Stratovolcano of APANECA RANGE El Salvador & Honduras
AGUILA, CERRO LA Stratovolcano of MICHOACAN-GUANAJUATO México
AGUILA, EL [SAN ANTONIO] Stratovolcano of TACANA México
AGUILA, PICO DEL Dome of TOLUCA, NEVADO DE México
AGUILAS, LAS Dome of HUMEROS, LOS México
AGUILAS, VOLCAN LAS Cone of CHILLAN, NEVADOS DE Central Chile & Argentina
AGUILERA Stratovolcano Radiocarbon Southern Chile & Argentina
AGUILILLAS, CERRO Cinder cone of COMONDU-LA PURISIMA México
AGUNG Crater of GUNTUR Java
AGUNG Stratovolcano Historical Lesser Sunda Islands
AGUROSHI-YAMA Cone of KURIKOMA Honshu
AHALAPAM CINDER FIELD Synonym of NORTH SISTER FIELD USA (Oregon)
AHDING INGRID MOUNTAIN Cone of NUNIVAK ISLAND Alaska (western)
AHKIWIKSNUK Maar of NUNIVAK ISLAND Alaska (western)
AHOLO, VOLCAN Cone of CHICHINAUTZIN México
AHRUP Synonym of LONG ISLAND Northeast of New Guinea
AHUACATLAN, VOLCAN DE Synonym of CEBORUCO México
AHUACHAPAN Synonym of APANECA RANGE El Salvador & Honduras
AHUATEPEC, CERRO Cone of SERDAN-ORIENTAL México
AHUAZATEPETL, VOLCAN Cinder cone of CHICHINAUTZIN México
AHUMOA Cone of MAUNA KEA Hawaiian Islands
AHYI Submarine volcano Seismicity Izu, Volcano, & Mariana Islands
AI-LAAU Shield volcano of KILAUEA Hawaiian Islands
AIELU Synonym of AYELU Africa (northeastern) & Red Sea
AIGAGIN Synonym of MAKUSHIN Aleutian Islands
AIGUANEGRA, VOLCA Cone of OLOT VOLCANIC FIELD Western Europe
AIGUILLE NOIRE Cone of KERGUELEN ISLANDS Indian Ocean (southern)
AILERON Dome of PELEE West Indies
AINO-MINE Cone of KUSATSU-SHIRANE Honshu
AINU TUKAP [TUKAP] Stratovolcano of MEDVEZHIA Kuril Islands
AIRA Pleistocene caldera of SAKURA-JIMA Ryukyu Islands & Kyushu
AIRE, CERRO DEL Cinder cone of MICHOACAN-GUANAJUATO México
AISEPOET [AESEPUT] Cone of SOPUTAN Sulawesi
AIYANSH VOLCANO Synonym of TSEAX RIVER CONE Canada
AIZU-FUJI (AIZU-YAMA) Synonym of BANDAI Honshu
AJAGIN (AJAGISCH) Synonym of MAKUSHIN Aleutian Islands
AJAKAN [AYAKAN] Crater of GUNTUR Java
AJATA, VOLCANES DE Cinder cone of PARINACOTA Northern Chile, Bolivia & Argentina
AJEK-AJEK Caldera of SEMERU Java
AJEL Synonym of AYELU Africa (northeastern) & Red Sea
AJELOU Synonym of AYELU Africa (northeastern) & Red Sea
AJER PANAS [AYER PANAS] Thermal Feature of LUMUT BALAI, BUKIT Sumatra
AJUSCO, VOLCAN Dome of CHICHINAUTZIN México
AKA-DAKE Stratovolcano of DAISETSU Hokkaido
AKA-DAKE Synonym of SINARKA Kuril Islands
AKA-JIMA Cone of FUKUE-JIMA Ryukyu Islands & Kyushu
AKADEMIA NAUK Stratovolcanoes Historical Kamchatka Peninsula
AKADEMIA NAUK Fissure vent of KLIUCHEVSKOI Kamchatka Peninsula
AKADEMIA NAUK SPRINGS Thermal Feature of AKADEMIA NAUK Kamchatka Peninsula
AKAGI Stratovolcano Holocene? Honshu
AKAHANI-YAMA Stratovolcano of BANDAI Honshu
AKAI Cinder cone of ASO Ryukyu Islands & Kyushu
AKAKUBO Cone of IZU-TOBU Honshu
AKAKURA Thermal Feature of MYOKO Honshu
AKAKURA-DAKE Cone of HAKKODA GROUP Honshu
AKAMIZU Thermal Feature of ASO Ryukyu Islands & Kyushu
AKAN Caldera Historical Hokkaido
AKAN-FUJI Stratovolcano of AKAN Hokkaido
AKAN-HUZI [AKAN-FUJI] Stratovolcano of AKAN Hokkaido
AKAN-KOHAN Thermal Feature of AKAN Hokkaido
AKANAGURE Dome of HIUCHI Honshu
AKASAKA-MINAMI Cone of IZU-TOBU Honshu
AKATSUKA Cone of FUJI Honshu
AKAZAKI-NO-MINE Dome of NII-JIMA Izu, Volcano, & Mariana Islands
AKAZAWA-KAIKYU Submarine vent of IZU-TOBU Honshu
AKERLUNDH Cone of SEAL NUNATAKS GROUP Antarctica & South Sandwich Islands
AKHAT Cone of DARIGANGA VOLCANIC FIELD Mongolia
AKHLAN Synonym of ICHINSKY Kamchatka Peninsula
AKHOMTEN Cone of MUTNOVSKY Kamchatka Peninsula
AKHTANG Shield volcano Holocene? Kamchatka Peninsula
AKHUACHAPAN [PLAYON DE AHUACHAPAN] Thermal Feature of APANECA RANGE El Salvador & Honduras
AKI [MENSHOI BRAT] Dome of MEDVEZHIA Kuril Islands
AKILOSET SPRINGS Thermal Feature of SILALI Africa (eastern)
AKIMOANA Submarine vent of MAUNA LOA Hawaiian Islands
AKITA-FUJI Synonym of CHOKAI Honshu
AKITA-KOMAGA-TAKE Stratovolcanoes Historical Honshu
AKITA-YAKE-YAMA Stratovolcano Historical Honshu
AKKKTIVNAYA VORONKA Crater of MUTNOVSKY Kamchatka Peninsula
AKMOAN Thermal Feature of MATUTUM Mindanao
AKOMA, TAVANI Cone of KUWAE Vanuatu
AKU Cone of UDOKAN PLATEAU Russia (southeastern)
AKUSEKI-JIMA Stratovolcanoes Holocene? Ryukyu Islands & Kyushu
AKUTAN Stratovolcano Historical Aleutian Islands
AL WAHBAH Maar of KISHB, HARRAT Arabia
AL-ARAB, DJEBEL Synonym of DRUZE, JABAL AD Syria
AL-DJABAL AL-ASWAD Synonym of SAWAD, HARRA ES- Arabia
AL-HARUJ AL ASWAD Synonym of HARUJ Africa (northern)
AL-KHURDJ BAL DJILD [KHURDJ EL-AISAR] Tuff cone of HAYLAN, JABAL Arabia
ALA DAG Cone of KARS PLATEAU Turkey
ALAE Former pit crater of KILAUEA Hawaiian Islands
ALAEMBAKEO, VUTI Cone of AOBA Vanuatu
ALAGEY Synonym of ARAGATS Caucasus, Georgia & Armenia
ALAGOGSHAK Stratovolcano of MARTIN Alaska Peninsula
ALAID Stratovolcano Historical Kuril Islands
ALAID Cinder cone of TOLBACHIK Kamchatka Peninsula
ALAMAGAN Stratovolcano Radiocarbon Izu, Volcano, & Mariana Islands
ALANG Stratovolcano of DIENG VOLCANIC COMPLEX Java
ALAPARS Dome of GHEGAM RIDGE Caucasus, Georgia & Armenia
ALAUAWA, PUU Cone of HUALALAI Hawaiian Islands
ALAYTA Shield volcano Historical Africa (northeastern) & Red Sea
ALBAINS, MONTS Synonym of ALBAN HILLS Italy
ALBAN HILLS Caldera Holocene? Italy
ALBAN HILLS Caldera Holocene? Italy
ALBANO Maar of ALBAN HILLS Italy
ALBANO, MONTE Cinder cone of ETNA Italy
ALBANY ISLAND Cone of SANTIAGO Galápagos Islands
ALBATROSS POINT Tuff cone of ANTIPODES ISLAND Pacific Ocean (southern)
ALBAY VOLCANO Synonym of MAYON Luzon
ALBERCA, CERRO DE LA Cinder cone of MICHOACAN-GUANAJUATO México
ALBERCA, LA Maar of MICHOACAN-GUANAJUATO México
ALBERT PARK Cone of AUCKLAND FIELD New Zealand
ALBERT, MT. Cone of AUCKLAND FIELD New Zealand
ALBINE-BOLDOK Cone of AZAS PLATEAU Russia (southeastern)
ALBIT HUT Synonym of BIR BORHUT Arabia
ALBULHEK Cone of MATUTUM Mindanao
ALCEDO Shield volcano Historical Galápagos Islands
ALCHICHICA Tuff ring of SERDAN-ORIENTAL México
ALE BAGU Stratovolcano Holocene Africa (northeastern) & Red Sea
ALEBBAGU Synonym of ALE BAGU Africa (northeastern) & Red Sea
ALEGRIA, AUSOLES DE LA LAGUNA DE Thermal Feature of TECAPA El Salvador & Honduras
ALEGRIA, CERRO Cone of TECAPA El Salvador & Honduras
ALESSI, DJEBEL [JABAL EL-ESI] Stratovolcano of DHAMAR, HARRAS OF Arabia
ALEXANDER, MT. Dome of ST. CATHERINE West Indies
ALEXANDROS Vent of NISYROS Greece
ALEYONE Cone of PLEIADES, THE Antarctica & South Sandwich Islands
ALFERES, CALDEIRA DO Cone of SETE CIDADES Azores
ALFERES, CALDEIRA DO Cone of SETE CIDADES Azores
ALFRED PICARD, CRATERE Crater of FOURNAISE, PITON DE LA Indian Ocean (western)
ALFTAKVISLARHRAUN Fissure vent of KATLA Iceland (southern)
ALFTARHOLL Crater of GRIMSNES Iceland (southwestern)
ALI BOGO Synonym of ERTA ALE Africa (northeastern) & Red Sea
ALI DAG Dome of ERCIYES DAGI Turkey
ALIANNGEI Synonym of ICHINSKY Kamchatka Peninsula
ALIANTE Synonym of LLAIMA Central Chile & Argentina
ALID Stratovolcano Holocene Africa (northeastern) & Red Sea
ALIT Synonym of ALID Africa (northeastern) & Red Sea
ALITAR Maar of PURICO COMPLEX Northern Chile, Bolivia & Argentina
ALJANNGEJ Synonym of ICHINSKY Kamchatka Peninsula
ALJOJUCA Maar of SERDAN-ORIENTAL México
ALLIGATOR LAKE Maar of SAN PABLO VOLCANIC FIELD Luzon
ALLIGATOR LAKE Volcanic field Holocene Canada
ALMARCHIGA [VOLCAN DE FASNIA] Cinder cone of TENERIFE Canary Islands
ALMASIGAHAN Dome of LABO Luzon
ALMENNINGAHRAUN Fissure vent of KATLA Iceland (southern)
ALMOLONGA Stratovolcano Historical Guatemala
ALMOLONGA, BANOS Thermal Feature of ALMOLONGA Guatemala
ALMONZA Vent of PANTELLERIA Italy
ALNEI Synonym of ICHINSKY Kamchatka Peninsula
ALNEI [ALNEY] Stratovolcano of ALNEY-CHASHAKONDZHA Kamchatka Peninsula
ALNEY Stratovolcano of ALNEY-CHASHAKONDZHA Kamchatka Peninsula
ALNEY-CHASHAKONDZHA Stratovolcano Radiocarbon Kamchatka Peninsula
ALNGEI Synonym of ALNGEY Kamchatka Peninsula
ALNGEY Stratovolcano Holocene? Kamchatka Peninsula
ALOFAU Pleistocene caldera of TUTUILA Samoan & Wallis Islands
ALOI Former pit crater of KILAUEA Hawaiian Islands
ALON, MT. Cone of GAMKONORA Halmahera
ALPEHUE Crater of SOLLIPULLI Central Chile & Argentina
ALSEY Cone of VESTMANNAEYJAR Iceland (southern)
ALTA GRACIA Cinder cone of CONCEPCION Nicaragua
ALTA, MONTANA Cone of GRAN CANARIA Canary Islands
ALTER VOSS Cone of WEST EIFEL VOLCANIC FIELD Western Europe
ALTINETES, PICO Dome of AGUA DE PAU Azores
ALTO See proper name (e.g. SANTANO, ALTO LA) Spanish for PEAK
ALTO GRANDE, CERRO Cone of IRAZU Costa Rica
ALTO, CERRO Shield volcano of MICHOACAN-GUANAJUATO México
ALTO, CERRO Dome of PRIMAVERA, SIERRA LA México
ALTO, CERRO Cinder cone of CUILAPA-BARBARENA Guatemala
ALTO, CERRO Cinder cone of COATEPEQUE CALDERA El Salvador & Honduras
ALTO, PICO Stratovolcano of TERCEIRA Azores
ALU Fissure vents Holocene Africa (northeastern) & Red Sea
ALUNALUN Crater of PAPANDAYAN Java
ALUTU Stratovolcano Radiocarbon Africa (northeastern) & Red Sea
ALVAREZ Maar of MICHOACAN-GUANAJUATO México
AMACAN-GOPOD Thermal Feature of LEONARD RANGE Mindanao
AMADO Dome of BORAWLI Africa (northeastern) & Red Sea
AMAGASE Thermal Feature of KUJU Ryukyu Islands & Kyushu
AMAGI Stratovolcano of IZU-TOBU Honshu
AMAK Stratovolcano Historical Aleutian Islands
'AM'AM, JABAL Dome of KHAYBAR, HARRAT Arabia
AMANI Cone of NYAMURAGIRA Africa (central)
AMARCHTA Synonym of AMUKTA Aleutian Islands
AMARGURA Synonym of FONUALEI Tonga Islands
AMARILLA, MONTANA Cone of LANZAROTE Canary Islands
AMARILLO, CERRO Tuff cone of SAN FELIX Pacific Ocean (Chilean Islands)
AMARTI Synonym of BORAWLI Africa (northeastern) & Red Sea
AMASING Stratovolcanoes Holocene Halmahera
AMATEPEQUE [EL JABALI] Stratovolcano of SAN SALVADOR El Salvador & Honduras
AMATITLAN Pleistocene caldera of PACAYA Guatemala
AMATOFUA Synonym of TOFUA Tonga Islands
AMAYA, AUSOLES DE Thermal Feature of APANECA RANGE El Salvador & Honduras
AMAYO, VOLCAN Synonym of FLORES Guatemala
AMAYTOLI Synonym of ALE BAGU Africa (northeastern) & Red Sea
AMBAE Synonym of AOBA Vanuatu
AMBALATUNGAN GROUP Compound volcano Fumarolic Luzon
AMBANG Complex volcano Historical Sulawesi
AMBATO [AMPATO] Stratovolcano of SABANCAYA Perú
AMBITLE Stratovolcano Radiocarbon New Ireland
AMBOELOMBO Synonym of EBULOBO Lesser Sunda Islands
AMBOHIBE Dome of ITASY VOLCANIC FIELD Indian Ocean (western)
AMBOHIMALALA Cone of ITASY VOLCANIC FIELD Indian Ocean (western)
AMBOHITRITAINERINA Cone of ITASY VOLCANIC FIELD Indian Ocean (western)
AMBOHITRONDRY Cone of ITASY VOLCANIC FIELD Indian Ocean (western)
AMBRE-BOBAOMBY Volcanic field Holocene Indian Ocean (western)
AMBRIM Synonym of AMBRYM Vanuatu
AMBRYM Pyroclastic shield Historical Vanuatu
AMBUREMBU (AMBUROMBU) Synonym of EBULOBO Lesser Sunda Islands
AMEBA Dome of MEDVEZHIA Kuril Islands
AMES RANGE Synonym of ANDRUS Antarctica & South Sandwich Islands
AMGAI HIGHLANDS-HIGASHI Vent of IZU-TOBU Honshu
AMIAK Synonym of AMAK Aleutian Islands
AMIATA Lava domes Pleistocene-Fumarolic Italy
AMIATA, MONTE Dome of AMIATA Italy
AMIC Crater of SOUFRIERE GUADELOUPE West Indies
AMIC, MORNE Dome of SOUFRIERE GUADELOUPE West Indies
AMIKAKE SPA Thermal Feature of IWATE Honshu
AMKA-USYR Synonym of NEMO PEAK Kuril Islands
AMOISSA Synonym of ADWA Africa (northeastern) & Red Sea
AMOLOC, VOLCAN Cinder cone of CHICHINAUTZIN México
AMOR Stratovolcano of SURETAMATAI Vanuatu
AMORONG Lava domes Fumarolic Luzon
AMPARY Dome of ITASY VOLCANIC FIELD Indian Ocean (western)
AMPATO Stratovolcano of SABANCAYA Perú
AMSTERDAM ISLAND Stratovolcano Holocene Indian Ocean (southern)
AMUCHTA Synonym of AMUKTA Aleutian Islands
AMUD, JABAL AL Cone of HARRAH, AL Arabia
AMUKTA Stratovolcano Historical Aleutian Islands
AMUTYCHI Cinder cone of UDOKAN PLATEAU Russia (southeastern)
ANAGI-YAMA [ANANO-YAMA] Dome of KOZU-SHIMA Izu, Volcano, & Mariana Islands
ANAGONA Cone of AOBA Vanuatu
ANAK KRAKATAU Cone of KRAKATAU Krakatau
ANAK RANAKAH Dome of RANAKAH Lesser Sunda Islands
ANAKENA, VOLCAN Pyroclastic Cone of EASTER ISLAND Pacific Ocean (Chilean Islands)
ANAMARAMA, MAUNGA Pyroclastic Cone of EASTER ISLAND Pacific Ocean (Chilean Islands)
ANANGUSIK Synonym of GARELOI Aleutian Islands
ANANO-YAMA Dome of IZU-TOBU Honshu
ANANO-YAMA Dome of KOZU-SHIMA Izu, Volcano, & Mariana Islands
ANANOKUBO Tuff ring of IZU-TOBU Honshu
ANAOTA Cone of SAVAI'I Samoan & Wallis Islands
ANAS Thermal Feature of BILIRAN Central Philippines
ANATAHAN Stratovolcano Historical Izu, Volcano, & Mariana Islands
ANATOM Synonym of ANEITYUM Vanuatu
ANAUN Stratovolcano Holocene? Kamchatka Peninsula
ANCHAL, MAAR D' Maar of CHAINE DES PUYS Western Europe
ANDAGUA VALLEY [ANDAHUA VALLEY] Synonym of ANDAHUA-ORCOPAMPA Perú
ANDAHUA-ORCOPAMPA Cinder cones Radiocarbon Perú
ANDES, CERRO LOS Cone of CHACHANI, NEVADO Perú
ANDIKLI TEPE Cone of KARAPINAR FIELD Turkey
ANDIKLI-AYIRTMEKE TEPE Cone of KARAPINAR FIELD Turkey
ANDJASMORO Stratovolcano of ARJUNO-WELIRANG Java
ANDRAIKIBA Crater of ANKARATRA FIELD Indian Ocean (western)
ANDRANOJAVATRA Cone of ITASY VOLCANIC FIELD Indian Ocean (western)
ANDRANORATSY Crater of ITASY VOLCANIC FIELD Indian Ocean (western)
ANDRANOTORAHA Crater of ITASY VOLCANIC FIELD Indian Ocean (western)
ANDREAS Vent of NISYROS Greece
ANDRES Stratovolcano of PALOMO Central Chile & Argentina
ANDREW BAY Caldera of ADAGDAK Aleutian Islands
ANDREW BAY HOT SPRINGS Thermal Feature of ADAGDAK Aleutian Islands
ANDREW'S CONE Stratovolcano of BARRIER, THE Africa (eastern)
ANDROMEDA CONE Cone of IMURUK LAKE Alaska (western)
ANDRUS Shield volcanoes Holocene? Antarctica & South Sandwich Islands
ANEITYUM Stratovolcanoes Holocene? Vanuatu
ANETCHOM Synonym of ANEITYUM Vanuatu
ANGALAFIB Cone of BAYUDA VOLCANIC FIELD Africa (northern)
ANGAR, GOF Maar of MARSABIT Africa (eastern)
ANGAVO Dome of ITASY VOLCANIC FIELD Indian Ocean (western)
ANGET Crater of LUMUT BALAI, BUKIT Sumatra
ANGILA Cone of LANGILA New Britain
ANGLAIS, MORNE Stratovolcano of WATT, MORNE West Indies
ANGNJIOMAN [ANGNYIOMAN] Thermal Feature of ILIMUDA Lesser Sunda Islands
ANGNYIOMAN Thermal Feature of ILIMUDA Lesser Sunda Islands
ANGOES, BATOE [BATU ANGUS] Dome of TONGKOKO Sulawesi
ANGOSTURA, LA Tuff ring of HUANQUIHUE GROUP Central Chile & Argentina
ANGOSTURA, MONTANA DE LA Cinder cone of TENERIFE Canary Islands
ANGUREAL Stratovolcano of CAYAMBE Ecuador
ANGUS BARU, BATU Dome of TONGKOKO Sulawesi
ANGUS, BATU Crater of BANDA API Banda Sea
ANGUS, BATU Dome of TONGKOKO Sulawesi
ANIAKCHAK Caldera Historical Alaska Peninsula
ANILLO, CERRO DEL Cinder cone of MICHOACAN-GUANAJUATO México
ANIMAS, CERRO DE LAS Cone of AZUL, CERRO Galápagos Islands
ANIR Synonym of AMBITLE New Ireland
ANJAR, GUNUNG Cone of IJEN Java
ANJAR, KAWAH Thermal Feature of KAMOJANG, KAWAH Java
ANKAIZINA FIELD Cinder cones Holocene Indian Ocean (western)
ANKARATRA FIELD Cinder cones Holocene Indian Ocean (western)
ANNEXATION Shield volcano of MACAULEY ISLAND Kermadec Islands
ANOENGOLA [ANUNGGOLA] Crater of SIRUNG Lesser Sunda Islands
ANONIMO Synonym of LLAIMA Central Chile & Argentina
ANSEI Crater of KOMAGA-TAKE Hokkaido
ANTEOJOS, LOS Dome of COATEPEQUE CALDERA El Salvador & Honduras
ANTI, GUNUNG Cone of BATUR Lesser Sunda Islands
ANTICURA Cone of ANTILLANCA GROUP Central Chile & Argentina
ANTICURA Pyroclastic Cone of PUYEHUE-CORDON CAULLE Central Chile & Argentina
ANTILLANCA GROUP Stratovolcanoes Radiocarbon Central Chile & Argentina
ANTIMILOS Cone of MILOS Greece
ANTIPODES ISLAND Pyroclastic cones Holocene? Pacific Ocean (southern)
ANTISANA Stratovolcano Historical Ecuador
ANTITRUZ, CERRO Cinder cone of CRATER BASALT VOLCANIC FIELD Southern Chile & Argentina
ANTIZANA Synonym of ANTISANA Ecuador
ANTOCO Synonym of ANTUCO Central Chile & Argentina
ANTOFAGASTA DE LA SIERRA Scoria cones Holocene Northern Chile, Bolivia & Argentina
ANTOINE, LAKE Crater of ST. CATHERINE West Indies
ANTOJO Synonym of ANTUCO Central Chile & Argentina
ANTONELLI Cone of AMSTERDAM ISLAND Indian Ocean (southern)
ANTONIA PEAK Synonym of TIATIA Kuril Islands
ANTSIFEROVA Synonym of SHIRINKI Kuril Islands
ANTSIRABE Cone of ANKARATRA FIELD Indian Ocean (western)
ANTSIRABLE Synonym of ANKARATRA FIELD Indian Ocean (western)
ANTUCO Stratovolcano Historical Central Chile & Argentina
ANUNGGOLA Crater of SIRUNG Lesser Sunda Islands
ANVIL PEAK Cone of SEMISOPOCHNOI Aleutian Islands
ANVIL, THE [EL YUNQUE] Stratovolcano of ROBINSON CRUSOE Pacific Ocean (Chilean Islands)
AOBA Shield volcano Historical Vanuatu
AOBUNA Stratovolcano of TOWADA Honshu
A'OFA Shield volcano of OFU-OLOSEGA Samoan & Wallis Islands
AOGA-SHIMA Stratovolcano Historical Izu, Volcano, & Mariana Islands
AONE SPA Thermal Feature of ZAO Honshu
AOPO [MAUGA MU] Cinder cone of SAVAI'I Samoan & Wallis Islands
AP-SAN Shield volcano of CH'UGA-RYONG Korea
APACAGUA Synonym of PACAYA Guatemala
APACHETA, CERRO Dome of AZUFRE, CERRO DEL Northern Chile, Bolivia & Argentina
APACHINSKAIA SOPKA Synonym of OPALA Kamchatka Peninsula
APAGADO Pyroclastic cone Holocene Southern Chile & Argentina
APAGADO, EL [ESCALANTE] Stratovolcano of SAIRECABUR Northern Chile, Bolivia & Argentina
APAKHONCHICH Fissure vent of KLIUCHEVSKOI Kamchatka Peninsula
APALE [CERRO AFATE] Dome of COATEPEQUE CALDERA El Salvador & Honduras
APALONG Crater of UMBOI Northeast of New Guinea
APALSKAIA SOPKA Synonym of OPALA Kamchatka Peninsula
APANECA RANGE Stratovolcanoes Holocene El Salvador & Honduras
APANECA, CERRO DE Stratovolcano of APANECA RANGE El Salvador & Honduras
APANTES, CERRO DE Cinder cone of SANTIAGO, CERRO Guatemala
APASTEPE, CERRO Cinder cone of SAN CRISTOBAL Nicaragua
APASTEPEQUE FIELD Volcanic field Holocene El Salvador & Honduras
APASTEPEQUE, CERRO DE Dome of APASTEPEQUE FIELD El Salvador & Honduras
APASTEPEQUE, LAGUNA Pit crater of APASTEPEQUE FIELD El Salvador & Honduras
APAXTEPEC Cinder cone of COLIMA México
API Synonym of GUNUNGAPI WETAR Banda Sea
API SIAU Synonym of KARANGETANG [API SIAU] Sangihe Islands
APO Stratovolcano Fumarolic Mindanao
APO SPRING Thermal Feature of APO Mindanao
APOLIMA Tuff cone of UPOLU Samoan & Wallis Islands
APOYEQUE Pyroclastic shield Radiocarbon Nicaragua
APOYO Cone of HOMA MOUNTAIN Africa (eastern)
APSIAN Cone of NATIB Luzon
APUAHOE [ROLLES PEAK] Stratovolcano of MAROA New Zealand
ARA-KHANGAY VOLC FIELD Synonym of TARYATU-CHULUTU Mongolia
ARA-YAMA Cone of IZU-TOBU Honshu
ARA-YAMA Synonym of NIKKO-SHIRANE Honshu
ARACAR Stratovolcano Uncertain Northern Chile, Bolivia & Argentina
ARADAS, CERRO LAS Cinder cone of SANTIAGO, CERRO Guatemala
ARAFO, VOLCAN DE [VOLCAN DE GUIMAR] Cinder cone of TENERIFE Canary Islands
ARAGATS Stratovolcano Holocene Caucasus, Georgia & Armenia
ARAGATZ Synonym of ARAGATS Caucasus, Georgia & Armenia
ARAGAY Synonym of ARAGATS Caucasus, Georgia & Armenia
ARAISA Synonym of ATSONUPURI Kuril Islands
ARAITO Synonym of ALAID Kuril Islands
ARAITO-FUJI Synonym of ALAID Kuril Islands
ARAMUACA, LAGUNA Maar Holocene El Salvador & Honduras
ARANGUADI Tuff ring of BISHOFTU VOLCANIC FIELD Africa (northeastern) & Red Sea
ARARAT Stratovolcano Historical Turkey
ARAUMAKUTAN Synonym of KHARIMKOTAN Kuril Islands
ARAYAT Stratovolcano Holocene? Luzon
ARAYU HOT SPRING Thermal Feature of TAKAHARA Honshu
ARBRE Cone of KARISIMBI Africa (central)
ARCHIAVERNO Tuff cone of CAMPI FLEGREI Italy
ARCTOWSKY Cone of SEAL NUNATAKS GROUP Antarctica & South Sandwich Islands
ARCTURUS LAKE Crater of GENOVESA Galápagos Islands
ARDJOENO [ARJUNO] Stratovolcano of ARJUNO-WELIRANG Java
ARDOUKOBA Fissure vents Historical Africa (northeastern) & Red Sea
ARDSCHICH DAGH Synonym of ERCIYES DAGI Turkey
AREIA, PICO DA Dome of FURNAS Azores
AREKIKAPAKAPA Thermal Feature of ROTORUA New Zealand
ARENA, MONTANA DE LA Cone of FUERTEVENTURA Canary Islands
ARENAL Stratovolcano Historical Costa Rica
ARENAL Dome of ATACAZO Ecuador
ARENAL, CERRO Cinder cone of MASAYA Nicaragua
ARENAL, VOLCAN Tuff ring of LANIN Central Chile & Argentina
ARENALES Stratovolcano Historical Southern Chile & Argentina
ARENAS Cone of HUMEROS, LOS México
ARENAS Crater of RUIZ, NEVADO DEL Colombia
ARENAS, MONTANA DE LAS [VOLCAN DE GUIMAR] Cinder cone of TENERIFE Canary Islands
AREQUIPA, VOLCAN DE Synonym of MISTI, EL Perú
'ARES, DJEBEL EL- [JABAL 'URAIS] Cone of SAWAD, HARRA ES- Arabia
ARFAT Synonym of GAMALAMA Halmahera
ARGAEUS MONS (ARGAIOS) Synonym of ERCIYES DAGI Turkey
ARGAPURA Stratovolcano of IYANG-ARGAPURA Java
ARGELIA, CERRO DE Cone of FLORES Guatemala
ARGOPEORO [ARGAPURA] Stratovolcano of IYANG-ARGAPURA Java
ARHAB, HARRA OF Volcanic field Historical Arabia
ARICCIA Maar of ALBAN HILLS Italy
ARIS ISLAND Synonym of BOISA Northeast of New Guinea
ARJUNO-WELIRANG Stratovolcano Historical Java
ARKATHIO Dome of MILOS Greece
ARMADILLO PEAK Stratovolcano of EDZIZA Canada
ARMADO, EL Cone of TURRIALBA Costa Rica
ARMADO, ISLA EL Tuff ring of ZAPATERA Nicaragua
ARMAGAN Cone of GHEGAM RIDGE Caucasus, Georgia & Armenia
ARMARELO, MONTE Cone of FOGO Cape Verde Islands
ARNARDALSOLDUGJOSKA YNGRI Crater Row of KVERKFJOLL Iceland (northeastern)
ARNARSETUR Crater Row of REYKJANES Iceland (southwestern)
AROOMA Crater of DUBBI Africa (northeastern) & Red Sea
AROP Synonym of LONG ISLAND Northeast of New Guinea
ARPONG Cone of ULREUNG Korea
ARRABALES, CALDERA DE LOS Cinder cone of FUERTEVENTURA Canary Islands
ARRAU, VOLCAN Dome of CHILLAN, NEVADOS DE Central Chile & Argentina
ARRAYANES Cone of ANTILLANCA GROUP Central Chile & Argentina
ARROYO COLORADO Dome of PRIMAVERA, SIERRA LA México
ARROYO IXTAHUATONTE Dome of PRIMAVERA, SIERRA LA México
ARROYO LA CUARTILLA Dome of PRIMAVERA, SIERRA LA México
ARROYO LAS ANIMAS Dome of PRIMAVERA, SIERRA LA México
ARROYO LOS PILAS Dome of PRIMAVERA, SIERRA LA México
ARROYO SAN JOSE Synonym of JARAGUAY VOLCANIC FIELD México
ARROYO SAUCILLO Vent of PRIMAVERA, SIERRA LA México
ARSO Cone of ISCHIA Italy
ARSO, MONTE Cinder cone of ETNA Italy
ARTALI Synonym of ERTA ALE Africa (northeastern) & Red Sea
ARTEMISIO Synonym of ALBAN HILLS Italy
ARTEMISIO-TUSCOLANA [TUSCOLANA-ARTEMISIO] Pleistocene caldera of ALBAN HILLS Italy
ARUBA ROCK Tuff cone of NAMARUNU Africa (eastern)
ARUCAS, MONTANA DE Cone of GRAN CANARIA Canary Islands
ARUFAT Synonym of GAMALAMA Halmahera
ARUFTA Stratovolcano of GABILLEMA Africa (northeastern) & Red Sea
ARUICAS, MONTANA Cone of GRAN CANARIA Canary Islands
ARUM, GUNUNG Cone of SUNDORO Java
ARUSI Cone of MEGA BASALT FIELD Africa (northeastern) & Red Sea
AS SAFA Synonym of ES SAFA Syria
AS SUMTH [ET-TADAWIN] Tuff cone of HAYLAN, JABAL Arabia
ASACHA Complex volcano Holocene Kamchatka Peninsula
ASACHA Synonym of MUTNOVSKY Kamchatka Peninsula
ASACHA Synonym of GORELY Kamchatka Peninsula
ASAHI-DAKE Stratovolcano of NASU Honshu
ASAHI-DAKE Stratovolcano of DAISETSU Hokkaido
ASAHINA-DAKE Dome of OSORE-YAMA Honshu
ASAKIZUKA Cone of FUJI Honshu
ASAM, WAI Thermal Feature of HULUBELU Sumatra
ASAMA Complex volcano Historical Honshu
ASAR Shield volcano of HENGILL Iceland (southwestern)
ASASE Cone of KIKAI Ryukyu Islands & Kyushu
ASAVIO Synonym of ASAVYO Africa (northeastern) & Red Sea
ASAVYO Shield volcano Holocene Africa (northeastern) & Red Sea
ASAY KNOLL Cone of MARKAGUNT PLATEAU USA (Utah)
ASBORU Stratovolcano of GABILLEMA Africa (northeastern) & Red Sea
ASCENSION Stratovolcano Holocene Atlantic Ocean (central)
ASDAGA Synonym of SORK ALE Africa (northeastern) & Red Sea
ASEBA, OL DOINYO Cone of CHYULU HILLS Africa (eastern)
ASH CONE Cone of MERU Africa (eastern)
ASH HILL Tuff cone of AUCKLAND FIELD New Zealand
ASH MOUNTAIN Tuya of TUYA VOLCANIC FIELD Canada
ASH PIT, THE Cone of SPECTRUM RANGE Canada
ASHEN HILLS Cone of MICHAEL Antarctica & South Sandwich Islands
ASHES VENT FIELD Thermal Feature of AXIAL SEAMOUNT Pacific Ocean (northern)
ASHI SHAN Cinder cone of KUNLUN VOLCANIC GROUP China (western)
ASHTARAK Pyroclastic Cone of ARAGATS Caucasus, Georgia & Armenia
'ASI, HALA-'L- Tuff cone of 'UWAYRID, HARRAT Arabia
ASI, MT. Cone of SAVAI'I Samoan & Wallis Islands
ASIN Thermal Feature of PINATUBO Luzon
ASIN HOT SPRING Thermal Feature of NATIB Luzon
ASK Thermal Feature of DAMAVAND Iran & Afghanistan
ASKAHRAUN Fissure vent of BARDARBUNGA Iceland (northeastern)
ASKEDNA HOT SPRING Thermal Feature of BABUYAN CLARO North of Luzon
ASKJA Stratovolcano Historical Iceland (northeastern)
ASLAJ, JABAL Cinder cone of KISHB, HARRAT Arabia
ASMARA Pyroclastic Cone of DAMA ALI Africa (northeastern) & Red Sea
ASO Caldera Historical Ryukyu Islands & Kyushu
ASO-SAN Synonym of ASO Ryukyu Islands & Kyushu
ASO-UCHINOMAKI Thermal Feature of ASO Ryukyu Islands & Kyushu
ASOBENOMORI Synonym of IWAKI Honshu
ASOG Synonym of IRIGA Luzon
ASOMADA, MONTANA DE Cinder cone of HIERRO Canary Islands
ASOMADAS NEGRAS, MONTANA Cinder cone of HIERRO Canary Islands
ASOSOSCA, CERRO Stratovolcano of PILAS, LAS Nicaragua
ASOSOSCA, LAGUNA DE Maar of PILAS, LAS Nicaragua
ASOSOSCA, LAGUNA DE Crater of NEJAPA-MIRAFLORES Nicaragua
ASPERO, CERRO Dome of PURICO COMPLEX Northern Chile, Bolivia & Argentina
ASPRONISI Tuff ring of SANTORINI Greece
ASSAB VOLCANIC FIELD Volcanic field Holocene Africa (northeastern) & Red Sea
ASSALO Synonym of AYELU Africa (northeastern) & Red Sea
ASSIRMATSKY Synonym of EBEKO Kuril Islands
ASSONGSONG Synonym of ASUNCION Izu, Volcano, & Mariana Islands
ASTILLERO, CERRITO EL Lava cone of CHIQUIMULA VOLCANIC FIELD Guatemala
ASTILLERO, CERRO EL Cinder cone of MICHOACAN-GUANAJUATO México
ASTILLERO, CERRO EL Cinder cone of SANTA ANA El Salvador & Honduras
ASTROL, PUIG Cone of OLOT VOLCANIC FIELD Western Europe
ASTRONI Tuff ring of CAMPI FLEGREI Italy
ASUNCION Stratovolcano Historical Izu, Volcano, & Mariana Islands
ASUNCION, LA Cone of SUCHITAN Guatemala
ASUR Synonym of YASUR Vanuatu
AT-TABAB Tuff cone of BAL HAF, HARRA OF Arabia
ATACAMA, VOLCAN DE Synonym of LICANCABUR Northern Chile, Bolivia & Argentina
ATACAMA, VOLCAN DE Synonym of LASTARRIA Northern Chile, Bolivia & Argentina
ATACAZO Stratovolcano Radiocarbon Ecuador
ATAGAWA-KAIKYU Submarine vent of IZU-TOBU Honshu
ATAKOR VOLCANIC FIELD Scoria cones Holocene Africa (northern)
ATALAYA, LA Cone of TENERIFE Canary Islands
ATAPIJUK, BUKIT Cone of HUTAPANJANG Sumatra
ATCHI-YAMA [ACHI-YAMA] Dome of NII-JIMA Izu, Volcano, & Mariana Islands
ATEXCAC, LAGUNA Maar of SERDAN-ORIENTAL México
ATIAMURI Thermal Feature of MAROA New Zealand
ATIMBIA, MT. Cone of SAN PABLO VOLCANIC FIELD Luzon
ATITLAN Stratovolcano Historical Guatemala
ATKA Stratovolcanoes Historical Aleutian Islands
ATLACORRA, VOLCAN Cinder cone of CHICHINAUTZIN México
ATLAS, MOUNT [MOUNT PLEIONES] Stratovolcano of PLEIADES, THE Antarctica & South Sandwich Islands
ATLASOV (ATLASOVA) Synonym of NYLGIMELKIN Kamchatka Peninsula
ATLASOV Fissure vent of KLIUCHEVSKOI Kamchatka Peninsula
ATLIN VOLCANIC FIELD Cinder cones Holocene Canada
ATLIXCOS, LOS Shield volcano Holocene México
ATOSA (ATOSANOBORI) Synonym of ATSONUPURI Kuril Islands
ATOSANUPURI Dome of KUTCHARO Hokkaido
ATOSANUPURI Synonym of ATSONUPURI Kuril Islands
ATSONUPURI Stratovolcano Historical Kuril Islands
ATTALORA, CUDDIA Cone of PANTELLERIA Italy
ATTI-YAMA [ACHI-YAMA] Dome of NII-JIMA Izu, Volcano, & Mariana Islands
ATTUS Dome of GHEGAM RIDGE Caucasus, Georgia & Armenia
ATUEL, CALDERA DEL Caldera Holocene Central Chile & Argentina
ATUG Cone of MOTLAV Vanuatu
ATUK MOUNTAIN Cone of KOOKOOLIGIT MOUNTAINS Alaska (western)
ATUNAPARA Thermal Feature of DAWSON STRAIT GROUP New Guinea & D'Entrecasteaux Islands
ATUPUTIH Cone of KEMBAR Sumatra
ATWELL PEAK Dome of GARIBALDI Canada
AUCANQUILCHA Stratovolcano Pleistocene-Fumarolic Northern Chile, Bolivia & Argentina
AUCKLAND FIELD Volcanic field Radiocarbon New Zealand
AUEL Maar of WEST EIFEL VOLCANIC FIELD Western Europe
AUGUSTINE Lava domes Historical Alaska (southwestern)
AUNUU ISLAND Tuff cone of TUTUILA Samoan & Wallis Islands
AUQUIHUATO, CERRO Cinder cone Holocene? Perú
AURUHOE [NGAURUHOE] Stratovolcano of TONGARIRO New Zealand
AUSOLES See proper name (e.g. SAN VICENTE, AUSOLES DE) Spanish for FUMAROLE FIELD
AUSTURHRAUN Fissure vent of HEKLA Iceland (southern)
AUVERGNE, MONTS D' Synonym of CHAINE DES PUYS Western Europe
AVACHA Synonym of AVACHINSKY Kamchatka Peninsula
AVACHI Cone of AVACHINSKY Kamchatka Peninsula
AVACHINSKAIA, SOPKA Synonym of AVACHINSKY Kamchatka Peninsula
AVACHINSKY Stratovolcano Historical Kamchatka Peninsula
AVAZAN Dome of GHEGAM RIDGE Caucasus, Georgia & Armenia
AVDALSMOYA Dome of JAN MAYEN Atlantic Ocean (Jan Mayen)
AVERNO Tuff ring of CAMPI FLEGREI Italy
AVLHAUGENE Tuff ring of JAN MAYEN Atlantic Ocean (Jan Mayen)
AWAATUA BAY Crater of OKATAINA New Zealand
AWARU RIVER Synonym of MUSA RIVER New Guinea & D'Entrecasteaux Islands
AWASA Pleistocene caldera of CORBETTI CALDERA Africa (northeastern) & Red Sea
AWATSCHA (AWATSCHINSKIJ) Synonym of AVACHINSKY Kamchatka Peninsula
'AWAYRIDH, HARRAT EL- Synonym of 'UWAYRID, HARRAT Arabia
AWIBENGKOK Thermal Feature of PERBAKTI-GAGAK Java
AWOE Synonym of AWU Sangihe Islands
AWOEH Synonym of KARANGETANG [API SIAU] Sangihe Islands
AWU Stratovolcano Historical Sangihe Islands
AXIAL GARDENS VENT FIELD Thermal Feature of AXIAL SEAMOUNT Pacific Ocean (northern)