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Province of Lecco

Natural hazards and seismic zone municipality by municipality, for home buyers.

According to ISPRA’s mosaic, 10.3% of the territory of the province of Lecco has high or very high landslide hazard (P3 and P4), with 1.6% of the residents. 10.8% of the territory of the province of Lecco is in the flood area of the medium-probability scenario (P2), with 2.8% of the residents. Among Italy’s 107 provinces it ranks 35th for landslide hazard P3-P4 and 36th for flood area (P2).

Municipalities by seismic zone: 64 in zone 3, 20 in zone 4.

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Municipalities by share of territory in landslide class P3/P4

Morterone34.8%
Mandello del Lario33.7%
Ballabio32.8%
Cortenova27.9%
Parlasco27.8%
Valmadrera25.3%
Lecco23.3%
Colico22.4%
Abbadia Lariana20.7%
Lierna20.2%

Municipalities by share of territory in flood scenario P2

Varenna62.7%
Oliveto Lario53.1%
Pescate48.1%
Brivio43.9%
Dervio43.7%
Colico42.1%
Garlate33.6%
Perledo31.8%
Bellano24.3%
Vercurago23.8%

All 84 municipalities

MunicipalitySeismic zoneLandslide P3-P4Flood P2
Abbadia Lariana320.7%23.5%
Airuno31.7%10%
Annone di Brianza30%0%
Ballabio332.8%1.5%
Barzago30%3.1%
Barzanò30%0%
Barzio30.9%0.5%
Bellano415.2%24.3%
Bosisio Parini30%23.3%
Brivio30.6%43.9%
Bulciago30%0%
Calco30%7.1%
Calolziocorte310.8%10.6%
Carenno31.8%0%
Casargo41.6%0.1%
Casatenovo30.3%0.2%
Cassago Brianza30%0.1%
Cassina Valsassina32.2%0%
Castello di Brianza30%0.2%
Cernusco Lombardone30%1.1%
Cesana Brianza30%15%
Civate310.4%2.9%
Colico422.4%42.1%
Colle Brianza31.1%0.2%
Cortenova427.9%4.3%
Costa Masnaga30%3%
Crandola Valsassina46.5%0.2%
Cremella30%0%
Cremeno37.9%0.1%
Dervio41.4%43.7%
Dolzago30%0%
Dorio48.7%20.6%
Ello30.2%1.1%
Erve317.9%0.1%
Esino Lario45.6%0.2%
Galbiate39.1%0.8%
Garbagnate Monastero30%0%
Garlate34.3%33.6%
Imbersago30.1%7.1%
Introbio32.4%2.9%
La Valletta Brianza30%1.7%
Lecco323.3%8%
Lierna420.2%21.1%
Lomagna30%2.2%
Malgrate31.3%20.5%
Mandello del Lario333.7%17.3%
Margno411.4%0.9%
Merate30.8%1.8%
Missaglia30.2%1%
Moggio30.1%0.2%
Molteno30%21%
Monte Marenzo34%3.2%
Montevecchia30.3%0.4%
Monticello Brianza30%0.1%
Morterone334.8%0%
Nibionno30%8%
Oggiono31.6%12.4%
Olgiate Molgora30.5%1.9%
Olginate32.2%14.4%
Oliveto Lario44.3%53.1%
Osnago30%0.1%
Paderno d’Adda30%5.5%
Pagnona44.9%0%
Parlasco427.8%2.7%
Pasturo34.8%0.6%
Perledo49.6%31.8%
Pescate37%48.1%
Premana42.7%0.5%
Primaluna416.3%2.6%
Robbiate30%2.8%
Rogeno30%16.1%
Santa Maria Hoè30.3%0%
Sirone31.5%9.9%
Sirtori30%0%
Sueglio45.3%0%
Suello35.4%0.3%
Taceno47.1%7.4%
Valgreghentino33.4%4.2%
Valmadrera325.3%11.7%
Valvarrone410.6%0%
Varenna418.4%62.7%
Vercurago313.7%23.8%
Verderio30%0%
Viganò30%0%

Landslides and floods in the province

ISPRA indicatorLCLombardia
Landslide, very high hazard (P4)8.4%3.7%
Landslide, high hazard (P3)1.9%2.9%
Landslide, areas of attention0%0%
Residents in landslide areas P3-P41.6%0.4%
Buildings in landslide areas P3-P42.3%1.1%
Flood, high probability (P3)10.3%7.9%
Flood, medium probability (P2)10.8%10.2%
Flood, low probability (P1)14.2%20.3%
Residents in P2 flood areas2.8%4.4%
Buildings in P2 flood areas3.1%4.7%

Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).

Updated on