Area of the former province of Udine

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

According to ISPRA’s mosaic, 3% of the territory of the former province of Udine has high or very high landslide hazard (P3 and P4), with 0.6% of the residents. 15% of the territory of the former province of Udine is in the flood area of the medium-probability scenario (P2), with 14.9% of the residents. Among Italy’s 107 provinces it ranks 69th for landslide hazard P3-P4 and 25th for flood area (P2).

Municipalities by seismic zone: 19 in zone 1, 71 in zone 2, 44 in zone 3.

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Municipalities by share of territory in landslide class P3/P4

Resiutta	17.9%
Villa Santina	17.6%
Raveo	16.2%
Pontebba	12.7%
Drenchia	12.4%
Bordano	11.7%
Malborghetto Valbruna	11.4%
Chiusaforte	11.1%
Venzone	11.1%
Lusevera	9.6%

Municipalities by share of territory in flood scenario P2

Muzzana del Turgnano	98.4%
Precenicco	97.1%
Palazzolo dello Stella	96.4%
Pocenia	96.1%
Rivignano Teor	86.7%
Latisana	83.5%
Talmassons	83.2%
Castions di Strada	54.6%
Codroipo	51%
Chiopris-Viscone	49.7%

All 134 municipalities

Municipality	Seismic zone	Landslide P3-P4	Flood P2
Aiello del Friuli	3	0%	7.9%
Amaro	1	3.2%	18.5%
Ampezzo	2	3.8%	5.5%
Aquileia	3	0%	35.2%
Arta Terme	2	3.5%	6.7%
Artegna	1	0.2%	16%
Attimis	1	0.8%	2.4%
Bagnaria Arsa	3	0%	2.7%
Basiliano	3	0%	8.5%
Bertiolo	3	0%	35.3%
Bicinicco	3	0%	2.1%
Bordano	1	11.7%	16.1%
Buja	1	0.2%	22%
Buttrio	2	0%	27.7%
Camino al Tagliamento	3	0%	30.6%
Campoformido	2	0%	5.7%
Campolongo Tapogliano	3	0%	23.2%
Carlino	3	0%	45.6%
Cassacco	2	0%	26.4%
Castions di Strada	3	0%	54.6%
Cavazzo Carnico	2	9.1%	13.9%
Cercivento	2	2.9%	5.3%
Cervignano del Friuli	3	0%	9.9%
Chiopris-Viscone	3	0%	49.7%
Chiusaforte	2	11.1%	2.1%
Cividale del Friuli	2	1.1%	5.6%
Codroipo	3	0%	51%
Colloredo di Monte Albano	2	0%	5.8%
Comeglians	2	2.7%	2.8%
Corno di Rosazzo	2	0.7%	11.2%
Coseano	2	0%	33.5%
Dignano	2	0%	37.6%
Dogna	2	5.9%	2%
Drenchia	2	12.4%	3.5%
Enemonzo	2	5.8%	12.8%
Faedis	2	0.9%	3.2%
Fagagna	2	0%	1.8%
Fiumicello Villa Vicentina	3	0%	35.4%
Flaibano	2	0%	16.1%
Forgaria nel Friuli	1	6.7%	19.6%
Forni Avoltri	3	3.9%	2.4%
Forni di Sopra	2	1.1%	3.1%
Forni di Sotto	2	2.1%	3.6%
Gemona del Friuli	1	4.8%	7.5%
Gonars	3	0%	1%
Grimacco	2	9.5%	4.5%
Latisana	3	0%	83.5%
Lauco	2	1.7%	2.7%
Lestizza	3	0%	49.7%
Lignano Sabbiadoro	3	0%	28.7%
Lusevera	1	9.6%	3.2%
Magnano in Riviera	1	2.1%	22.1%
Majano	2	0%	20.9%
Malborghetto Valbruna	2	11.4%	8.5%
Manzano	2	0%	23.2%
Marano Lagunare	3	0%	9.8%
Martignacco	2	0%	1.8%
Mereto di Tomba	2	0%	36%
Moggio Udinese	2	3.2%	1.5%
Moimacco	2	0%	12.4%
Montenars	1	0.5%	1.6%
Mortegliano	3	0%	46.6%
Moruzzo	2	0%	2.1%
Muzzana del Turgnano	3	0%	98.4%
Nimis	1	6%	7.8%
Osoppo	1	1.8%	38.5%
Ovaro	2	7.9%	8.9%
Pagnacco	2	0%	7.9%
Palazzolo dello Stella	3	0%	96.4%
Palmanova	3	0%	9.7%
Paluzza	2	8.6%	5%
Pasian di Prato	2	0%	0.6%
Paularo	2	1.9%	3.1%
Pavia di Udine	3	0%	8%
Pocenia	3	0%	96.1%
Pontebba	2	12.7%	5.3%
Porpetto	3	0%	3.7%
Povoletto	2	0%	11.3%
Pozzuolo del Friuli	3	0%	29.7%
Pradamano	2	0%	15.6%
Prato Carnico	3	2.4%	3.5%
Precenicco	3	0%	97.1%
Premariacco	2	0.1%	4.3%
Preone	2	5%	5.5%
Prepotto	2	1%	4.6%
Pulfero	1	4.3%	3.5%
Ragogna	2	2%	18.3%
Ravascletto	2	4.1%	1.1%
Raveo	2	16.2%	17.2%
Reana del Rojale	2	0%	22.4%
Remanzacco	2	0%	14.1%
Resia	1	1.6%	2%
Resiutta	2	17.9%	6.1%
Rigolato	3	3.5%	1.5%
Rive d’Arcano	2	0%	25.1%
Rivignano Teor	3	0%	86.7%
Ronchis	3	0%	32.1%
Ruda	3	0%	21.8%
San Daniele del Friuli	2	0%	19.4%
San Giorgio di Nogaro	3	0%	7.5%
San Giovanni al Natisone	2	0%	20.9%
San Leonardo	2	4.1%	5.7%
San Pietro al Natisone	2	4.1%	8%
San Vito al Torre	3	0%	37.8%
San Vito di Fagagna	2	0%	4.3%
Santa Maria la Longa	3	0%	0.8%
Sappada	2	0.5%	12.3%
Sauris	2	3.4%	7.7%
Savogna	1	5.4%	3.5%
Sedegliano	2	0%	25.3%
Socchieve	2	3.7%	5.3%
Stregna	2	1.4%	4.1%
Sutrio	2	0.2%	4.7%
Taipana	1	1.5%	0.9%
Talmassons	3	0%	83.2%
Tarcento	1	4.9%	5%
Tarvisio	3	2.5%	1.7%
Tavagnacco	2	0%	6.9%
Terzo d’Aquileia	3	0%	26.4%
Tolmezzo	2	6.8%	11.6%
Torreano	2	2.3%	3.5%
Torviscosa	3	0%	12%
Trasaghis	1	9%	11.5%
Treppo Grande	2	0%	14.4%
Treppo Ligosullo	2	3.1%	2.5%
Tricesimo	2	0.1%	5.8%
Trivignano Udinese	3	0%	17.3%
Udine	2	0%	10.4%
Varmo	3	0%	27.8%
Venzone	1	11.1%	14.5%
Verzegnis	2	5.1%	7.5%
Villa Santina	2	17.6%	21.6%
Visco	3	0%	6%
Zuglio	2	1.8%	3.9%

Landslides and floods in the province

ISPRA indicator	UD	Friuli-Venezia Giulia
Landslide, very high hazard (P4)	2.4%	2%
Landslide, high hazard (P3)	0.6%	0.5%
Landslide, areas of attention	0.1%	0.1%
Residents in landslide areas P3-P4	0.6%	0.3%
Buildings in landslide areas P3-P4	1%	0.6%
Flood, high probability (P3)	7.7%	9.6%
Flood, medium probability (P2)	15%	14.6%
Flood, low probability (P1)	22.1%	21.5%
Residents in P2 flood areas	14.9%	9.9%
Buildings in P2 flood areas	14.6%	10.8%

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

Updated on 25 October 2026