Province of Avellino

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

According to ISPRA’s mosaic, 23.4% of the territory of the province of Avellino has high or very high landslide hazard (P3 and P4), with 8.4% of the residents. 2.3% of the territory of the province of Avellino is in the flood area of the medium-probability scenario (P2), with 5.2% of the residents. Among Italy’s 107 provinces it ranks 8th for landslide hazard P3-P4 and 91st for flood area (P2).

Municipalities by seismic zone: 58 in zone 1, 60 in zone 2.

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Municipalities by share of territory in landslide class P3/P4

Montaguto	89.2%
Savignano Irpino	83.8%
Greci	80.7%
Quadrelle	80.4%
Moschiano	73.7%
Sirignano	69.7%
Quindici	68.7%
Mugnano del Cardinale	61.5%
Solofra	61.3%
Taurano	60.5%

Municipalities by share of territory in flood scenario P2

Rotondi	13.6%
Pago del Vallo di Lauro	11.1%
Cervinara	9%
Marzano di Nola	7.9%
Avella	7.6%
Forino	7.5%
Atripalda	7.4%
Savignano Irpino	7.3%
Lauro	7.2%
Tufo	6.7%

All 118 municipalities

Municipality	Seismic zone	Landslide P3-P4	Flood P2
Aiello del Sabato	2	0.9%	0.2%
Altavilla Irpina	2	0.6%	1.7%
Andretta	1	6.9%	0.4%
Aquilonia	1	13.7%	2.7%
Ariano Irpino	1	35.9%	2.4%
Atripalda	2	2.1%	7.4%
Avella	2	60.5%	7.6%
Avellino	2	1.7%	1.8%
Bagnoli Irpino	2	23.1%	0.7%
Baiano	2	56.3%	3.4%
Bisaccia	1	30.4%	0.5%
Bonito	1	9.7%	1.2%
Cairano	1	4.2%	5%
Calabritto	1	8.8%	2.5%
Calitri	1	5.3%	3.9%
Candida	2	4.3%	0%
Caposele	1	28.4%	0%
Capriglia Irpina	2	0.5%	0%
Carife	1	13.6%	0.6%
Casalbore	1	34.1%	0.7%
Cassano Irpino	2	11.6%	3.6%
Castel Baronia	1	9.4%	0.9%
Castelfranci	1	12.6%	0.9%
Castelvetere sul Calore	2	24.9%	0.9%
Cervinara	2	50.6%	9%
Cesinali	2	0.2%	5.7%
Chianche	1	9.5%	4.2%
Chiusano di San Domenico	2	17%	0.1%
Contrada	2	16.8%	0.3%
Conza della Campania	1	10%	5.6%
Domicella	2	41.9%	5%
Flumeri	1	10.9%	3.4%
Fontanarosa	1	1.6%	0.2%
Forino	2	34.5%	7.5%
Frigento	1	5.3%	0.7%
Gesualdo	1	5%	0.3%
Greci	2	80.7%	0.3%
Grottaminarda	1	3.2%	2.2%
Grottolella	2	3.1%	0.2%
Guardia Lombardi	1	12.9%	1.2%
Lacedonia	1	35.9%	1.9%
Lapio	1	6.8%	1.5%
Lauro	2	55.9%	7.2%
Lioni	1	8.2%	3.6%
Luogosano	1	2.3%	3.9%
Manocalzati	2	3.6%	5.5%
Marzano di Nola	2	30.2%	7.9%
Melito Irpino	1	17.7%	1.9%
Mercogliano	2	33.9%	0%
Mirabella Eclano	1	3.9%	1.1%
Montaguto	2	89.2%	5.8%
Montecalvo Irpino	1	25.9%	2.6%
Montefalcione	2	0.4%	0%
Monteforte Irpino	2	52.3%	1.8%
Montefredane	2	0.5%	1.7%
Montefusco	1	7.5%	0%
Montella	2	23.4%	1.6%
Montemarano	2	14.9%	1.2%
Montemiletto	1	1.5%	2%
Monteverde	1	12.5%	5.6%
Montoro	2	39.7%	6.1%
Morra De Sanctis	1	12.3%	6%
Moschiano	2	73.7%	1.2%
Mugnano del Cardinale	2	61.5%	6.3%
Nusco	2	4.1%	0.8%
Ospedaletto d’Alpinolo	2	26.9%	0%
Pago del Vallo di Lauro	2	57.9%	11.1%
Parolise	2	3.4%	0%
Paternopoli	1	4.2%	3.5%
Petruro Irpino	1	7.5%	4.4%
Pietradefusi	1	3%	0%
Pietrastornina	2	18.7%	0.3%
Prata di Principato Ultra	2	2.2%	6.5%
Pratola Serra	2	1.2%	4.2%
Quadrelle	2	80.4%	2.3%
Quindici	2	68.7%	5.1%
Rocca San Felice	1	9.9%	0%
Roccabascerana	2	7%	1.5%
Rotondi	2	24.5%	13.6%
Salza Irpina	2	20.3%	0%
San Mango sul Calore	1	8.1%	1.5%
San Martino Valle Caudina	2	22.9%	1.4%
San Michele di Serino	2	2.1%	6%
San Nicola Baronia	1	20.7%	0%
San Potito Ultra	2	3.1%	0%
San Sossio Baronia	1	19%	0.6%
Sant’Andrea di Conza	1	12.9%	0%
Sant’Angelo a Scala	2	19.4%	0.2%
Sant’Angelo all’Esca	1	1.2%	0%
Sant’Angelo dei Lombardi	1	18.9%	0.2%
Santa Lucia di Serino	2	10.6%	6.1%
Santa Paolina	1	9%	0.1%
Santo Stefano del Sole	2	23.3%	2.1%
Savignano Irpino	2	83.8%	7.3%
Scampitella	1	48.8%	0.3%
Senerchia	2	25.1%	1.1%
Serino	2	38%	1.6%
Sirignano	2	69.7%	2.1%
Solofra	2	61.3%	4.9%
Sorbo Serpico	2	22.3%	0%
Sperone	2	57.9%	0.8%
Sturno	1	3.1%	1.9%
Summonte	2	43.8%	1.1%
Taurano	2	60.5%	0%
Taurasi	1	4.6%	6%
Teora	1	9.9%	1.3%
Torella dei Lombardi	1	6.1%	0.9%
Torre Le Nocelle	1	2.1%	1.7%
Torrioni	1	5%	0.6%
Trevico	1	20.5%	0%
Tufo	1	8.8%	6.7%
Vallata	1	34.7%	0.8%
Vallesaccarda	1	20.4%	0%
Venticano	1	0.6%	3.6%
Villamaina	1	9.1%	1.5%
Villanova del Battista	1	21.6%	0.7%
Volturara Irpina	2	33.7%	2.6%
Zungoli	1	24.3%	0%

Landslides and floods in the province

ISPRA indicator	AV	Campania
Landslide, very high hazard (P4)	12.9%	9.5%
Landslide, high hazard (P3)	10.5%	10.1%
Landslide, areas of attention	26%	22%
Residents in landslide areas P3-P4	8.4%	4.7%
Buildings in landslide areas P3-P4	9.6%	9.2%
Flood, high probability (P3)	1.3%	2.5%
Flood, medium probability (P2)	2.3%	5.7%
Flood, low probability (P1)	2.7%	6.2%
Residents in P2 flood areas	5.2%	5.1%
Buildings in P2 flood areas	4.3%	5.9%

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

Updated on 25 October 2026