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Fig. 4
Epicentral area of the 18 September 1692 earthquake with all associated locations where
intensity could be defined. The full line and the dashed line give the isoseismals of intensity VII
and VIII, respectively
knocked down houses, chimneys among which were mine”] (Servais Ronval, Notes);
Charneux
,“
la maison de Lambert Halleux fut culbutee de fond en comble
” [“Lam-
bert Halleux's house was knocked over from top to bottom”] (Nicolas Ernolet,
Chronologie);
Waucomont-Battice
, the buildings of a house are “
inhabitables,
renverses et ruines par ce violent tremblement de terre
” [“uninhabitable, upturned
and wrecked by this violent earthquake”] (Minute du notaire Detiege a Battice);
Walhorn
,“
In diversis locis domus fuerunt eversae et homines occisi
” (Walhorner
Kirchenbuch); in the
Limbourg
Duchy, “
In dem Limburger Lande aber war es an
vielen Orthen sehr starck gewesen und hatte viele Hauser mit Macht uber einen
Hauffen gestossen wobey denn auch einige Menschen getodtet worden
” [“But in
Limbourg country it was very strong in many places and violently overturned many
houses, thereby killing a number of persons”] (Ungl ucks-Chronica 1692). A text
written in
Kerkrade
(Nicolas Heyendahl, Annales Rodenses), for which it is dif-
ficult to say if it refers to the locality itself or if it has a more general character
“
fuit vehementisssimus terrae motus, qui pluribus in locis castella et domus
subversae sunt, fontes exaruerunt, prata in paludes versa sunt. Ecclesia monasterii
tam valide concussa fuit, ut fastigium frontispicii pasculum respicientis deciderit, et
fornices centenas fissuras receperint
”.
The terminology used in the sources “to fall, to collapse, to thrown down, to
break down,
...
” suggests that some buildings suffered damage of grade 4-5 in
the damage classification of the EMS-98 macroseismic scale (Grunthal ed. 1998).
An important problem for a reliable assessment of intensity, which will have to be
...
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