Province of Pisa

Earthquakes in Calci

1.0
very light
LATEST QUAKE

1 km South-East of Pisa

6 days ago · 19 Aug, 03:03
Depth 11 km

Seismic activity in the surroundings

30 km radius
1
days since the last quake nearby
726
quakes recorded since 2014
~6 days
on average, one quake every
4.3
The strongest within 30 km
2 km West of Pisa
21 days ago · 4 Aug, 10:15

INGV catalogue epicentres of the last ~12 years, within the given radius from the town centre.

How seismic is this area?

Zone3
Seismic zone 3

Medium-low seismicity: strong quakes are rare, but not impossible.

Official Civil Protection classification (upd. 2025), used for building codes.

Low
Expected shaking, compared with the other Italian municipalities (INGV MPS04 model)

Hazard describes the long-term expected shaking: it is not a forecast. Technical value: ag = 0.122 g (10% probability of exceedance in 50 years, rigid soil).

Closest earthquake
Earthquake details
9
In the town
total on record
2
In the town
last 12 months
77
In the area
last 12 months
M4.3
Strongest ever
In the area

The “area” is Calci plus nearby towns.

Last earthquake: 24 days ago · 6,409 inhabitants

The seismic history of Calci

The earthquakes that were actually felt in Calci over the centuries, with the intensity observed on site (Mercalli MCS scale).

  1. 1995IV10 October 1995

    Moderate: felt by many indoors; glasses and dishes rattle.

    Lunigiana earthquake (M4.8), epicentre 60 km away

  2. 1985IV23 January 1985

    Moderate: felt by many indoors; glasses and dishes rattle.

    Garfagnana earthquake (M4.6), epicentre 40 km away

  3. 1984V1 May 1984

    Rather strong: felt by almost everyone; hanging objects swing.

    Costa pisano-livornese earthquake (M3.9), epicentre 27 km away

  4. 1983V9 November 1983

    Rather strong: felt by almost everyone; hanging objects swing.

    Parmense earthquake (M5.0), epicentre 116 km away · observed at San Lorenzo

  5. 1983IV-V9 November 1983

    Rather strong: felt by almost everyone; hanging objects swing.

    Parmense earthquake (M5.0), epicentre 116 km away

  6. 1982IV1 September 1982

    Moderate: felt by many indoors; glasses and dishes rattle.

    Valle del Serchio earthquake (M4.2), epicentre 22 km away

  7. 1930IV24 May 1930

    Moderate: felt by many indoors; glasses and dishes rattle.

    Appennino tosco-emiliano earthquake (M4.9), epicentre 48 km away

  8. 1920V7 September 1920

    Rather strong: felt by almost everyone; hanging objects swing.

    Garfagnana earthquake (M6.5), epicentre 54 km away

  9. 1914V-VI27 October 1914

    Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.

    Lucchesia earthquake (M5.6), epicentre 21 km away

  10. 1904IV17 November 1904

    Moderate: felt by many indoors; glasses and dishes rattle.

    Pistoiese earthquake (M5.1), epicentre 35 km away

  11. 1846VI14 August 1846

    Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.

    Colline Pisane earthquake (M6.0), epicentre 29 km away

  12. 1846V14 August 1846

    Rather strong: felt by almost everyone; hanging objects swing.

    Colline Pisane earthquake (M6.0), epicentre 29 km away · observed at Montemagno

…and 3 more documented effects in this town's history.

Source: Italian Macroseismic Database DBMI15 (INGV, CC BY 4.0).

The great earthquakes in this area's history

Almost a thousand years of catalogues: the strongest documented events within ~50 km.

18466.0
Colline Pisane earthquake
14 August 1846 · 29 km from here
XCompletely destructive: most buildings are destroyed.
17405.6
Garfagnana earthquake
6 March 1740 · 38 km from here
VIIIRuinous: partial collapses in ordinary buildings, widespread heavy damage.
19145.6
Lucchesia earthquake
27 October 1914 · 21 km from here
VIIVery strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
12935.6
Pistoia earthquake
March 1293 · 38 km from here
VIIIRuinous: partial collapses in ordinary buildings, widespread heavy damage.

Source: Parametric Catalogue of Italian Earthquakes CPTI15 (INGV, CC BY 4.0).

The closest seismic structure

Livorno Hills

The town lies about 16 km from Livorno Hills, one of the seismic structures mapped by INGV geologists.

estimated maximum magnitude 6.2between 1 and 7 km deep

Faults are mapped to build better and understand the territory: knowing them says nothing about when an earthquake will occur, which remains unpredictable. Source: DISS 3.3 (INGV, CC BY 4.0).

Area over time

August 202664eventsmax 4.3
Oct
Jan '25
Apr
Jul
Oct
Jan '26
Apr
Jul

Earthquake map

60 events
Magnitude:lightweakmoderatestrong

Earthquakes in the area

1.0
1 km South-East of Pisa
15 km West · 11 km
6 days ago
19 Aug, 03:03
0.8
11 km West of Pisa
27 km West · 17 km
6 days ago
19 Aug, 01:41
0.9
14 km West of Pisa
28 km West · 7 km
9 days ago
16 Aug, 15:27
1.6
13 km West of Pisa
28 km West · 7 km
9 days ago
16 Aug, 08:05
1.2
13 km West of Pisa
28 km West · 15 km
11 days ago
14 Aug, 19:56
1.2
14 km West of Pisa
29 km West · 15 km
11 days ago
14 Aug, 08:17
2.0
13 km West of Pisa
28 km West · 10 km
11 days ago
14 Aug, 08:04
1.1
8 km West of Pisa
23 km West · 13 km
11 days ago
13 Aug, 21:48
2.1
13 km West of Pisa
28 km West · 9 km
12 days ago
13 Aug, 20:34
1.5
7 km West of Pisa
23 km West · 21 km
12 days ago
13 Aug, 19:34

Nearby towns

How does it compare with the surroundings?

Calci records more quakes than the average of its province.

quietermore active
More epicentres than 75% of the 37 towns in the province.
Calci9
Nearby towns average28

Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.

Context

Province of Pisa71 events · 30gTuscany region112 events · 30g
ISTAT code: 050003

Frequently asked questions

Were there earthquakes today in Calci?

No, no quakes were recorded today in the Calci area: the latest nearby dates back to 6 days ago.

Is Calci a seismic area?

Calci is classified in seismic zone 3 by the Civil Protection. Medium-low seismicity: strong quakes are rare, but not impossible.

What was the strongest earthquake near Calci?

In the last ~12 years of INGV data, the strongest within 30 km of Calci was magnitude 4.3, in 2026.

When was the last quake near Calci?

The last quake recorded within 30 km of Calci was yesterday.

Tip. Click a nearby town to explore its seismicity.

Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)

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