Moderate extremely shallow earthquake near Pivka, Slovenia (also felt in Italy and Croatia)

Last update: April 23, 2014 at 12:33 pm by By

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Update April 23 : Local newspapers are mentioning small cracks and fallen plaster as the most important damage, after all an acceptable result

Image courtesy and copyright 24ur.com

Image courtesy and copyright 24ur.com

Update 10:39 UTC : Local media are reporting some cracks in walls of older buildings.

Update 09:58 UTC : a number of aftershocks have been registered although the strength was not strong enough to be felt by the people.
- The Pivka elementary school was evacuated.
- The Fire Brigade at Pivka has not yet received any emergency calls. Evacutaion at Pivka took place because of the perceived strong shaking at the 2th and 3th floor of the school. Other schools in the area did also evacuate.

Update 09:53 UTC : The strongest earthquake in the area since 1900 was a 1926 M5.7 earthquake with epicenter near Postojna, Slovenia

Update 09:23 UTC : Landscape near the epicenter shows us that slight damage is possible (farm fields). No reports of damage as yet.

Screen Shot 2014-04-22 at 11.44.12

Image courtesy and copyright Vid_Pogacnik

Moderate but extremely shallow earthquake with epicenter in Slovenia.
Due to the extremely shallow character of this earthquake, slight damage like cracks in walls, fallen tiles etc cannot be excluded.

Screen Shot 2014-04-22 at 11.18.22

Especially the villages as shown on this map may have some slight damage if the current preliminary information is confirmed.

Screen Shot 2014-04-22 at 11.23.58

50 km SW of Ljubljana, Slovenia / pop: 255,115 / local time: 10:58:27.6 2014-04-22
3 km S of Pivka, Slovenia / pop: 2,051 / local time: 10:58:27.6 2014-04-22

Most important Earthquake Data:

Magnitude : 4.5

Local Time (conversion only below land) : 2014-04-22 10:58:28

GMT/UTC Time : 2014-04-22 08:58:28

Depth (Hypocenter) : 5 km

Depth and Magnitude updates in the list below.

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Click on the “I Felt It” button behind the corresponding earthquake. Your earthquake experience is not only important for science, but also for people in the area as well as our global readership.

SRC Location UTC Date/time M D INFO
EMSC Slovenia Apr 22 19:34 2.3 2 MAP I Felt It
EMSC Slovenia Apr 22 17:09 2.0 12 MAP I Felt It
EMSC Slovenia Apr 22 09:22 2.3 5 MAP I Felt It
USGS Ilirska Bistrica, Slovenia Apr 22 08:58 4.4 12 MAP I Felt It
GEOFON Nw Balkan Region Apr 22 08:58 4.5 5 MAP I Felt It INFO
  • Štanjel - Small shaking sensation inside the stone build castle. Similar to a feeling a heavy truck drove by.
  • Trieste, Italy - felt the quake on the third floor of the building, no damage, very distinct shake, 2-3 seconds not more.
  • Trieste, Italy - Durato qualche secondo
  • Gorizia, Italy - Dancing desk
  • koper - Ero a scuola e ha tremato
  • Ljubljana - No damage, just light shaking felt it on the ground floor.
  • Piccardi 14 - Nessun danno, breve scossa di 3 4 secondi avvertita al quarto piano dell'appartamento.
  • Celje - Light to Moderate shaking. On 8th floor of building. Building from 70's.
  • trieste, Italy - nessun danno, solo scossa durata quasi un minuto, sono al quarto piano di un edificio di inizio '900.
  • koper - 5 seconds of moderate shaking just at 11.00 or 11.03 AM, we don7nt have more information from the moment
  • Trieste, Italy - avvertito boato, materiale appeso andeggia, nessun danno, vebrazione del suolo
  • Gradisca d'Isonzo, Italy - Ha tremato il mobile alto con i bicchieri di cristallo dentro.
  • Trieste, Italy - I muri hanno tremato, sensazione durata un paio di secondi
  • Muggia, Italy - sentito forte scossa, con vetri che vibravano e un forte rombo, come se arrivasse un tir di corsa....
  • Rijeka - it's the strongest earthquake I have ever felt but it doesn't seem like there is any damage.
  • Via Buonarroti, Italy - attorno alle 11 per circa 10 secondi hanno vibrato i vetri delle finestre, la libreria, la scrivania, la sedia... ho sentito la casa ondeggiare (piano II)
  • Ljubljana - chair wobbled, like in a breeze
  • Trieste, Italy - About 11am today with distinct rumbling sound. Building (flat- first floor) trembled very noticeably. Nothing apparently fell. No apparent damage. Felt indoors by 3 people. Not noticed by workmen working outside with drill.
  • Villach, Austria - Wurde dadurch geweckt!
  • Postojna - It was like the wave came 3 times, first strong, and second and third less strong, but all very loud. The feeling was like the movement was not horizontally but swinging vertically (via emsc)
  • Plavje - 3 consecutive phases lasting about 45 seconds. Phase 1: 5-10 of rumbling noise... like thunder. Phase 2: shaking, lasted 5-10 seconds. Phase 3: Swaying lasted for 30 seconds. The swaying was moderate at first and gradualy got weaker and weaker. (via emsc)
  • Cervignano del Friuli, Italy - Nobody but few people were scared. Oscillatory.
  • Ljubljana - Allen schudden geen schade
  • Koper - we were in a second floor apartment on the top of the hill. our lamps were swinging but no damage.
  • Vrhnika - First the computer gets louder (no clue why), kinda alerting me, then a few seconds later the floor starts shaking. Should've probably gotten outta my chair. So far no damage found.
  • Trieste, Italy - Nessun danno. Scossa breve ma intensa.
  • Trieste - Pas de dégâts enregistrés.
  • Venice - Laying on a metal frame sofa I felt it shake very slightly possibly twice for 2-4 seconds. No damage. Checked on this website not long after to see if it was what I thought it was.
  • Felt Tremors Sat and Sunday no one else - I left Trieste before the quake. Was visiting a friend and felt tremors sat afternoon Sunday morning and Sunday evening
  • EMSC Slovenia Apr 22 08:58 4.5 2 MAP I Felt It
    EMSC Slovenia Apr 22 08:58 4.8 2 MAP I Felt It


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    Country where you felt the earthquake
    City/Village where you felt the earthquake
    Street or suburb (area) where you felt the earthquake
    Latitude (area) where you felt the earthquake
    Longitude (area) where you felt the earthquake
    MMI II (Very weak shaking) ?
    People :
    Felt by persons at rest, on upper floors or favorably placed.
    MMI III (Weak shaking) ?
    People :
    Felt indoors; hanging objects may swing, vibration similar to passing of light trucks, duration may be estimated, may not be recognized as an earthquake.
    MMI IV (Light shaking) ?
    People :
    Generally noticed indoors but not outside. Light sleepers may be awakened. Vibration may be likened to the passing of heavy traffic, or to the jolt of a heavy object falling or striking the building.
    Fittings :
    Doors and windows rattle. Glassware and crockery rattle. Liquids in open vessels may be slightly disturbed. Standing motorcars may rock.
    Structures :
    Walls and frames of buildings, and partitions and suspended ceilings in commercial buildings, may be heard to creak.
    MMI V (Moderate shaking) ?
    People :
    Generally felt outside, and by almost everyone indoors. Most sleepers awakened. A few people alarmed.
    Fittings :
    Small unstable objects are displaced or upset. Some glassware and crockery may be broken. Hanging pictures knock against the wall. Open doors may swing. Cupboard doors secured by magnetic catches may open. Pendulum clocks stop, start, or change rate.
    Structures :
    Some large display windows cracked. A few earthenware toilet fixtures cracked.
    MMI VI (Strong shaking) ?
    People Felt by all. People and animals alarmed. Many run outside. Difficulty experienced in walking steadily.
    Fittings :
    Objects fall from shelves. Pictures fall from walls. Some furniture moved on smooth floors, some unsecured free-standing fireplaces moved. Glassware and crockery broken. Very unstable furniture overturned. Small church and school bells ring. Appliances move on bench or table tops. Filing cabinets or "easy glide" drawers may open (or shut).
    Structures :
    Slight damage to buildings with low standard. Some stucco or cement plaster falls. Large display windows broken. Damage to a few weak domestic chimneys, some may fall.
    Environment :
    Trees and bushes shake, or are heard to rustle. Loose material may be dislodged from sloping ground, e.g. existing slides, talus slopes, shingle slides.
    MMI VII (Very strong shaking) ?
    People
    General alarm. Difficulty experienced in standing. Noticed by motorcar drivers who may stop.
    Fittings :
    Large bells ring. Furniture moves on smooth floors, may move on carpeted floors. Substantial damage to fragile contents of buildings.
    Structures :
    Unreinforced stone and brick walls cracked. Low standard buildings cracked with some minor masonry falls. A few instances of damage to buildings of ordinary workmanship. Unbraced parapets, unbraced brick gables, and architectural ornaments fall. Roofing tiles, especially ridge tiles may be dislodged. Many unreinforced domestic chimneys damaged, often falling from roof-line. Water tanks Type I burst. A few instances of damage to brick veneers and plaster or cement-based linings. Unrestrained water cylinders (hot-water cylinders) may move and leak. Some common windows cracked. Suspended ceilings damaged.
    Environment :
    Water made turbid by stirred up mud. Small slides such as falls of sand and gravel banks, and small rock-falls from steep slopes and cuttings. Instances of settlement of unconsolidated or wet, or weak soils. Some fine cracks appear in sloping ground. A few instances of liquefaction (i.e. small water and sand ejections).
    MMI VIII (Severe shaking) ?
    People Alarm may approach panic. Steering of motorcars greatly affected. Structures : Low standard buildings heavily damaged, some collapse. ordinary workmanship buildings damaged, some with partial collapse. Reinforced masonry or concrete buildings damaged in some cases. A few instances of damage to buildings and bridges designed and built to resist earthquakes. Monuments and pre-1976 elevated tanks and factory stacks twisted or brought down. Some pre-1965 infill masonry panels damaged. A few post-1980 brick veneers damaged. Decayed timber piles of houses damaged. Houses not secured to foundations may move. Most unreinforced domestic chimneys damaged, some below roof-line, many brought down. Environment : Cracks appear on steep slopes and in wet ground. Small to moderate slides in roadside cuttings and unsupported excavations. Small water and sand ejections and localized lateral spreading adjacent to streams, canals, lakes, etc.
    MMI IX (Violent shaking) ?
    Structures Many low standard buildings destroyed. Ordinary workmanship buildings heavily damaged, some collapse. Reinforced masonry or concrete buildings damaged, some with partial collapse. Buildings and bridges designed and built to resist earthquakes damaged in some cases, some with flexible frames seriously damaged. Damage or permanent distortion to some buildings and bridges, designed and built to normal use standards. Houses not secured to foundations shifted off. Brick veneers fall and expose frames. Environment : Cracking of ground conspicuous. Landsliding general on steep slopes. Liquefaction effects intensified and more widespread, with large lateral spreading and flow sliding adjacent to streams, canals, lakes, etc.
    Write your experience below + let us know if your property has been damaged (even slight damage) or if you have knowledge of any damage caused by this earthquake. (max. 500 characters)

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