Correlated tephra layers found in Europe

Tephrabase has found 112 correlated tephra layers in Europe and all sites are shown in the map

More information about the sites (including tephra layers and geochemistry) displayed on the map above can be obtained by clicking on the symbols and then the site name which appears in the bubble. Use the zoom and drag controls to change your view. Use Ctr/Cmd and scroll real to zoom using a mouse or two finger scroll on a touch screen device. Alternative basemaps are available by clicking on the right-hand + symbol. You can also click on any site names in the list below for more information.

Click on the tephra layer name to view its distribution in Europe.

860 AD Layer part A Tephra

860 AD Layer part B Tephra

An Druim

Askja 1875 Tephra

Askja-S Tephra

BMR-190 Tephra

BMR-90 Tephra

Bor Tephra

Borge-133 Tephra

Borge-153 Tephra

Borge-51 Tephra

Borge-53 Tephra

Borge-54 Tephra

Borge-61 Tephra

Borrobol Tephra

Breakish Tephra

DOM-2

DOM-5

DOM-6

DOM-7

DOM-9

Dimna Ash

Eldfell 1973 Tephra

Eldgjá Tephra

Ey Ha/b Tephra

Eyjafjallajökull 1821 Tephra

GA4-85 Tephra

GB4-150 Tephra

GB4-182 Tephra

GB4-50 Tephra

GB4-85 Tephra

Glen Garry Tephra

Grained Layer

Grímsvötn 1432 Tephra

Grímsvötn 1457 Tephra

Grímsvötn 1619 Tephra

Harthope Moss Tephra

Hekla 1104 Tephra

Hekla 1158 Tephra

Hekla 1206 Tephra

Hekla 1300 Tephra

Hekla 1341 Tephra

Hekla 1389 Tephra

Hekla 1510 Tephra

Hekla 1597 Tephra

Hekla 1845 Tephra

Hekla 1947 Tephra

Hekla 3 Tephra

Hekla 4 Tephra

Hekla 5 Tephra

Hekla S Tephra

Hov Tephra

Hovsdalur Tephra

Hoy Tephra

Hverfjall Tephra

Hässeldalen Tephra

JAM-6

JAM-7

Katla 1000 (K-X) Tephra

Katla 1262 Tephra

Katla 1357 Tephra

Katla 1416 Tephra

Katla 1500 Tephra

Katla 1580 Tephra

Katla 1612 Tephra

Katla 1625 Tephra

Katla 1660 Tephra

Katla 1721 Tephra

Katla 1755 Tephra

Katla 1823 Tephra

Katla 1918 Tephra

Katla 920 Tephra

Kebister Tephra

L3574 Tephra

Laacher See Tephra

Lairg Tephra A

Lairg Tephra B

Laki 1783 Tephra

Landnám Tephra

Layer K

Layer L

Loch Portain B Tephra

MOR-T4

Mjáuvøtn A Tephra

Mjáuvøtn B Tephra

OMH-185 (Microlite) Tephra

PMG-5 Tephra

Penifiler Tephra

QUB-570 Tephra

QUB-571 Group 1 Tephra

QUB-571 Group 2 Tephra

QUB-571 Group 3 Tephra

SILK-A1 Tephra

SILK-A7 Tephra

SILK-N2 Tephra

SILK-UN Tephra

SILK-YN Tephra

SLU-5 Tephra

SN-1 Tephra

Saksunarvatn Tephra

Ssn (Snaefellsjokull) Tephra

Suduroy Tephra

SvV (Veidivotn) Tephra

Tjørnuvík A Tephra

V-Sv Tephra

Vedde Tephra

Veiðivötn 1159 Tephra

Veiðivötn 1477 Tephra

Veiðivötn 1717 Tephra

White River Ash east

Öræfajökull 1362 Tephra

Öræfajökull 1727 Tephra

Data Sources

All of the data contained in this database is either published or donated. When using the data, acknowledgement must be made of the original source of the data and that the data was obtained from Tephrabase. See Copyright information.

This Tephrabase search was made on 4/7/2025 at 21:42:18 local time, Edinburgh, Scotland, UK.