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Alteration Zone Maps
Listing recent reports.
Maps created by Lyle Mars at the USGS

USGS Scientific Investigations Report
VolcanoSmithsonian IDAlteration Zone Map
Acatenango1402-08=
Adams1201-04-
Adatara0803-17=
Agua1402-10=
Agung0604-02=
Aragats0104-06-
Asama0803-11=
Atitlan1402-06=
Ayelu0201-16=
Azuma0803-18=
Bandai0803-16=
Bazman0302-03-
Calbuco1508-02=
Casiri, Nevados1504-06-
Cayambe1502-006
Ceboruco1401-03=
Chachani, Nevado1504-007
Changbaishan1005-06-
Chillan, Nevados de1507-07=
Chimborazo1502-071
Cofre de Perote1401-096
Colima1401-04=
Coropuna1504-003
Cosiguina1404-01=
Cumbal1501-10=
Damavand0302-01-
E-san0805-011
Etna0101-06=
Fentale0201-19=
Fogo1804-01=
Fuji0803-03=
Gabillema0201-15=
Guagua Pichincha1502-02=
Hasan Dagi0103-002
Hood1202-01-
Huanquihue Group1507-123
Illiniza1502-041
Ischia0101-03=
Iwate0803-24=
Izalco1403-03=
Iztaccihuatl1401-082
Jefferson1202-02-
Kasbek0104-02-
Kita Yatsuga-take0803-031
Komaga-take0805-02=
Kuju0802-12=
Kurikoma0803-21=
Lassen Volc Center1203-08-
Lengai, Ol Doinyo0202-12=
Llaima1507-11=
Longonot0202-10=
Ma Alalta0201-111
Malinche, La1401-091
Meru0202-16=
Momotombo1404-09=
Mousa Alli0201-123
Muhavura0203-06-
Negro de Mayasquer, Cerro1501-11=
Nemrut Dagi0103-02=
Nipesotsu-Maruyama0805-061
Nisyros0102-05=
Norikura0803-06=
North Sister Field1202-07-
Oku Volc Field0204-03-
On-take0803-04=
Osorno1508-01=
Pacaya1402-11=
Papandayan0603-10=
Pinatubo0703-083
Popocatepetl1401-09=
Rainier1201-03-
Sabancaya1504-006
Sakura-jima0802-08=
San Cristobal1404-02=
San Miguel1403-10=
Santa Ana1403-02=
Santa Maria1402-03=
Sara Sara1504-002
Semeru0603-30=
Shasta1203-01-
St. Helens1201-05-
Sumbing0603-22=
Suphan Dagi0103-021
Taapaca1505-011
Taftan0302-05-
Takahara0803-143
Tate-yama0803-08=
Telica1404-04=
Tengger Caldera0603-31=
Tokachi0805-05=
Tolguaca1507-093
Toluca, Nevado de1401-07-
Tronador1508-011
Tupungatito1507-01=
Tutupaca1504-04=
Unzen0802-10=
Usulutan1403-081
Vesuvius0101-02=
Yake-dake0803-07=
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