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Light mag. 4.1 earthquake - BRISTOL CHANNEL FELT DEVON... on Thursday, 20 February 2014

Light mag. 4.1 earthquake  - BRISTOL CHANNEL FELT DEVON... on Thursday, 20 February 2014
20 Feb 17:54 UTC: First to report: BGS after 5 hours.
Date & time: Thursday, 20 February 2014 13:21 UTC
Magnitude: 4.1
Depth: 5.0 km
Epicenter latitude / longitude: 51.36°N / 4.184°W (United Kingdom)
Nearby towns and cities:
28 km (17 mi) N of Braunton (pop: 9,500)
32 km (20 mi) NW of Barnstaple (pop: 31,600)
33 km (21 mi) SW of Swansea (pop: 300,400)
71 km (44 mi) W of Cardiff (pop: 447,300)
86 km (53 mi) SW of Newport (pop: 306,800)
111 km (69 mi) W of Bristol (pop: 617,300)
Primary data source: BGS
Estimated released energy: 8.9 x 1010 joules (24.8 megawatt hours, equivalent to 21.3 tons of TNT) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
TimeMag. / DepthLocationSource
Thu, 20 Feb 13:21 UTCM 4.3 / 5 kmBRISTOL CHANNEL REGION, U.K.EMSC
Thursday, February 20, 2014 13:21:30 (20 Feb 13:21:30 UTC)M 4.1 / 5 km17km NNW of Ilfracombe, United KingdomUSGS
Thu, 20 Feb 13:21 UTCM 4.2 / 9 kmUnited KingdomGFZ
Thu, 20 Feb 13:21 UTCM 4.1 / 5 kmBRISTOL CHANNEL FELT DEVON...BGS

User reports for this quake (79)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Mirfield west yorkshireù / not felt
Lyme regis / Very weak shaking (MMI II)
Ilfracombe / Light shaking (MMI IV)
newton, mumbles (27.1 km NNE of epicenter) [Map] / Light shaking (MMI IV) : doors and windows rattling, settee shaking back and fore, picture slightly askew, noisy.
crediton (73 km SSE of epicenter) [Map] / Weak shaking (MMI III) : sofa started shaking
minehead / Moderate shaking (MMI V)
port talbot / Light shaking (MMI IV)
crediton (73 km SSE of epicenter) [Map] / Very weak shaking (MMI II) : the sofa i was sitting on started shaking
sa5 4qu / Weak shaking (MMI III)
Mumbles, Swansea (30.2 km NNE of epicenter) [Map] / Weak shaking (MMI III) : Sitting on the first floor a building, the chair and room seemed to shake and there was a strange noise. Not experienced quake before so not sure what it was initially. Felt like I'd been pushed sideways. Was sitting at right angles to where the quake was coming from. Downstairs, family members (sitting at 90deg to me) experienced very little if any movement but did hear a noise as if something had fallen.
barnstaple / Light shaking (MMI IV)
CF313SU / Light shaking (MMI IV) : Desk shook in office for about 2 seconds.
Caswell bay (26.1 km NNE of epicenter) [Map] / Moderate shaking (MMI V) : Lasted about 3 seconds, bottles, mirrors & pictures on wall shook
Mumbles, Swansea. Wales / Weak shaking (MMI III)
Llanelli / Light shaking (MMI IV) : Very slight shake of chairs we were sitting on and bookshelf creaked. Felt slight vibration in floor.
Ilfracombe (United Kingdom, 12 km S of epicenter) : Thought it was a large lorry outside, or long lasting thunder. (reported through EMSC)
Newport (United Kingdom, 81 km NE of epicenter) : Just acted and sounded like someone was running around upstairs and slamming doors as I am at university in halls I thought nothing of it. Didn't know there was an earthquake until later on. Did wake me up though. (reported through EMSC)
(United Kingdom, 455 km N of epicenter) : I thought my toddler was kicking my desk,the pc monitor was rocking, when I turned to look she was sitting on a chair out of reach, in the same instance my chair moved from under me, not far but enough to notice. There was a deep rumble too, disorientating, made my head feel a bit fuzzy. I had no idea what had happened not a normal experience here! (reported through EMSC)
(United Kingdom, 455 km N of epicenter) : the car swayed like being pushed (reported through EMSC)
London (United Kingdom, 276 km E of epicenter) : felt the house tremor, my husband and I sat on different settees, same room, he said straight away that it was an earthquake tremor as he's experienced one before. (reported through EMSC)
Southampton (United Kingdom, 193 km E of epicenter) : I was up all night knew something was going to happen, friends posting pictures of volcanoes going off all night, this phenomena is of interest to me. I posted to this effect about an hour before on fb, then a friend posted this link. Nice to know the reason I was up all night. Read an awesome book, path of the pole, scary to experience this. In the 1800's, a tidal wave swamped the east coast up to Essex. (reported through EMSC)
Bath (United Kingdom, 120 km E of epicenter) : Desk and computer monitors swayed slightly. (reported through EMSC)
Torquay (United Kingdom, 102 km SE of epicenter) : It lasted for about 10 seconds (reported through EMSC)
Exmouth (United Kingdom, 90 km SE of epicenter) : My first thought was that it was a sudden gust of wind that buffeted the office, as the noise and impact vibration felt consistent with gusts from recent storms. Noticeable but not dramatic! (reported through EMSC)
Exmouth (United Kingdom, 90 km SE of epicenter) : Very bizarre feeling - afterwards only difference was that the washing had fallen off the banister on the landing - the movement made my 12 year come over "funny" with a chest pain - very odd. At the same moment a post man was outside and he didn't notice a thing! (reported through EMSC)
Sampford Spiney (United Kingdom, 86 km S of epicenter) : Noise was made by objects on shelves rattling, not the earth itself. one clearly perceptable fast Jerky wave motion. (reported through EMSC)
Exeter (United Kingdom, 76 km SE of epicenter) : Only lasted a few seconds (reported through EMSC)
Exeter (United Kingdom, 76 km SE of epicenter) : I was in the prayer room in at The Cullompton Community Centre and felt the couch shake .... Thought it was the Holy Spirit !!! (reported through EMSC)
Taunton (United Kingdom, 76 km SE of epicenter) : My desk and the floor of my 1st floor office shook for a few seconds. Felt like a large truck rumbling past. (reported through EMSC)
Taunton (United Kingdom, 76 km SE of epicenter) : the sky lost signal first and the t.v went blue, then it just felt a gentle wobbling, like i had just lost balance or got dizzy. (reported through EMSC)
(United Kingdom, 43 km S of epicenter) : Did not feel anything but I am in a static caravan (reported through EMSC)
Burry Port (United Kingdom, 43 km NW of epicenter) : I work 1 mile away and when I was on lunch on my return they had felt it also. (reported through EMSC)
Burry Port (United Kingdom, 43 km NW of epicenter) : I think I am sensitive to earthquakes because I have noticed two and said was there an earthquake but other people say don't be silly but there was an earthquake both times. (reported through EMSC)
Llanelli (United Kingdom, 42 km NW of epicenter) : Was sitting on settee and just felt it shake for a few seconds (reported through EMSC)
Llanelli (United Kingdom, 42 km NW of epicenter) : It was just shake of the house and stop in seconds (reported through EMSC)
Llanelli (United Kingdom, 42 km NW of epicenter) : I was sat in then living room watching the TV, when I felt the sofa moving underneath me for what felt like approx 2-3 seconds, my partner was in another room,being the kitchen on the ground floor, but expressed that she didn't feel a thing. (reported through EMSC)
Llanelli (United Kingdom, 42 km NW of epicenter) : i was lying down on the setee and i felt my setee moved away from the wall and the doors rattling it was rather strange (reported through EMSC)
South Molton (United Kingdom, 37 km SE of epicenter) : Just felt everything shake for a few seconds. (reported through EMSC)
South Molton (United Kingdom, 37 km SE of epicenter) : Felt nothing (reported through EMSC)
Swansea (United Kingdom, 36 km N of epicenter) : The sway lasted only a few seconds & I didn't really attribute it to an earthquake until other people started talking about it half an hour later. The sway felt very much like someone had hold of the back of my chair & was rocking it to get my attetion. Not a strong movement, but noticible. No noise. (reported through EMSC)
Swansea (United Kingdom, 36 km N of epicenter) : I felt rather disorientated afterwards, I went to look out of the window and my legs felt as if I had just walked off a boat! (reported through EMSC)
Swansea (United Kingdom, 36 km N of epicenter) : lasted a few seconds (reported through EMSC)
Swansea (United Kingdom, 36 km N of epicenter) : i was just a very odd felling , but i knew it was a earthquake (reported through EMSC)
Swansea (United Kingdom, 36 km N of epicenter) : Having experienced earth tremors in New Zealand I knew what this afternoons shaking was. (reported through EMSC)
Swansea (United Kingdom, 36 km N of epicenter) : You could see the computer swaying (reported through EMSC)
Swansea (United Kingdom, 36 km N of epicenter) : felt nauseous and felt swaying but would not have thought we were having an earthquake! (reported through EMSC)
Combe Martin (United Kingdom, 13 km S of epicenter) : Sounded like large lorry driving past the house very fast! (reported through EMSC)
Sketty (United Kingdom, 35 km N of epicenter) : My first thought was "oh god Sinkhole"! I'm relieved it was an earthquake. (reported through EMSC)
Reynoldston (United Kingdom, 32 km NW of epicenter) : It felt that the walls were shaking (reported through EMSC)
Mayals (United Kingdom, 32 km N of epicenter) : Was sitting at desk working when house swayed back and forth noticeably. Son sitting downstairs also felt the same. Lasted a few seconds. (reported through EMSC)
West Cross (United Kingdom, 31 km N of epicenter) : Initial impact was strong lasted 2-3 seconds, tremors followed for 4-6 seconds were weak in comparison (reported through EMSC)
The Mumbles (United Kingdom, 30 km N of epicenter) : It felt like the whole house took an impact. I was sat downstairs and it sounded as if a large number of people ran through upstairs.......impacts on floor (reported through EMSC)
The Mumbles (United Kingdom, 30 km N of epicenter) : felt like a heavy vehicle passing by. (reported through EMSC)
The Mumbles (United Kingdom, 30 km N of epicenter) : It felt a little like the washing machine had gone onto a spin cycle (reported through EMSC)
Newton (United Kingdom, 30 km N of epicenter) : settee moving or swaying side to side, (reported through EMSC)
Oxwich (United Kingdom, 28 km NW of epicenter) : it was a sudden thud (reported through EMSC)
Barnstaple (United Kingdom, 26 km S of epicenter) : lasted about 5 seconds, my heart was pounding, the metal roof made such a noise i thought it was falling down (reported through EMSC)
Barnstaple (United Kingdom, 26 km S of epicenter) : Felt like somebody drove into the side of our house (reported through EMSC)
Ilfracombe (United Kingdom, 12 km S of epicenter) : I was in a building and some people in the same building didn't feel anything. I was sitting in a locker room and the lockers all rattled and we felt some movement on the floor. (reported through EMSC)
Ilfracombe (United Kingdom, 12 km S of epicenter) : It lasted only a couple of seconds. It was loud bang and the floor beneath my feet shook (this is ground floor at the front of the property, but 1st floor at the back). There were people moving into the flat upstairs and I thought they had dropped something very heavy from a height, it was only on reading facebook that I realised it was an earthquake.. (reported through EMSC)
Ilfracombe (United Kingdom, 12 km S of epicenter) : Dull rumble and a bang followed by tremors (reported through EMSC)
Barnstaple (United Kingdom, 26 km S of epicenter) : Mild rumbling passing and going of into distance we looked at each other eyes popping,knew it was an earthquake! (reported through EMSC)
Barnstaple (United Kingdom, 26 km S of epicenter) : it felt like someone very big bumped into the house (reported through EMSC)
Barnstaple (United Kingdom, 26 km S of epicenter) : was sat at p.c and could feel the vibrations whilst sat down, p.c and desk shook (reported through EMSC)
Barnstaple (United Kingdom, 26 km S of epicenter) : We were talking in our office on level 2 of the hospital and the room shook, shaking the ceiling tiles and the plant, the floor felt as if it was vibrating. (reported through EMSC)
Barnstaple (United Kingdom, 26 km S of epicenter) : Was sitting and felt vibration through the sofa. (reported through EMSC)
Barnstaple (United Kingdom, 26 km S of epicenter) : the walls trembled (reported through EMSC)
Trimstone (United Kingdom, 16 km S of epicenter) : It was only minor 3 little shakes. I thought I was imagining it but I was the only one in house that felt! (reported through EMSC)
Combe Martin (United Kingdom, 13 km S of epicenter) : I have been hearing strange thunder type noises about a week ago, enough to send pheasants out of the woods near my home, followed by rumbling and rattling windows. (reported through EMSC)
Combe Martin (United Kingdom, 13 km S of epicenter) : I thought at first that it was an underground explosion. (reported through EMSC)
Ilfracombe (United Kingdom, 12 km S of epicenter) : It felt like the building lifted for a second, I thought for a second that the truck going by had hit us, it then shook. (reported through EMSC)
Ilfracombe (United Kingdom, 12 km S of epicenter) : I wouldn't have a clue what to do !! (reported through EMSC)
Ilfracombe (United Kingdom, 12 km S of epicenter) : Very strange feeling one that's difficult to describe... (reported through EMSC)
Ilfracombe (United Kingdom, 12 km S of epicenter) : Everyone on in town is reporting it, someone's gutter split because of it. (reported through EMSC)
Combe Martin (United Kingdom, 8 km S of epicenter) : many people in COmbe Martin, Ilfracombe and Barnstaple felt it, (reported through EMSC)
Combe Martin (United Kingdom, 8 km S of epicenter) : vibrated right under my seat and travelled across the room towards the wall making things rattle. (reported through EMSC)
Parracombe (United Kingdom, 14 km NW of epicenter) : Similar but seemed slightly stronger than another tremor felt here a number of years ago (reported through EMSC)
Barnstaple (United Kingdom, 19 km W of epicenter) : Felt it right underneath me really freaked us out (reported through EMSC)
Barnstaple (United Kingdom, 19 km W of epicenter) : Scared the crap outta me!!!! (reported through EMSC)

Earlier earthquakes in the same area

Light mag. 4.1 earthquake - BRISTOL CHANNEL FELT DEVON... on Thursday, 20 February 2014

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