Earthquake with magnitude of ML 1.8 on date 13-04-2021 and time 14:02:42 (Italy) in region 1 km NW Santa Vittoria in Matenano (FM)

A magnitude ML 1.8 earthquake occured in region: 1 km NW Santa Vittoria in Matenano (FM), on

  • 13-04-2021 12:02:42 (UTC)
  • 13-04-2021 14:02:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0330, 13.4920 at 23 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Santa Vittoria in Matenano FM 1 1330 1330
Monteleone di Fermo FM 4 395 1725
Montelparo FM 4 778 2503
Monte San Martino MC 4 765 3268
Smerillo FM 5 365 3633
Montefalcone Appennino FM 6 424 4057
Servigliano FM 6 2336 6393
Penna San Giovanni MC 6 1108 7501
Monsampietro Morico FM 7 659 8160
Monte Rinaldo FM 7 379 8539
Force AP 8 1354 9893
Belmonte Piceno FM 8 646 10539
Montottone FM 8 979 11518
Falerone FM 9 3337 14855
Ortezzano FM 10 774 15629
Monte Vidon Corrado FM 10 731 16360
Comunanza AP 10 3166 19526
Rotella AP 10 906 20432
Montedinove AP 10 488 20920
Montalto delle Marche AP 11 2122 23042
Sant'Angelo in Pontano MC 11 1436 24478
Monte Vidon Combatte FM 12 433 24911
Montegiorgio FM 12 6851 31762
Montappone FM 12 1682 33444
Amandola FM 12 3629 37073
Grottazzolina FM 13 3398 40471
Gualdo MC 13 815 41286
Monte Giberto FM 13 801 42087
Massa Fermana FM 13 963 43050
Petritoli FM 14 2335 45385
Magliano di Tenna FM 14 1452 46837
Castignano AP 15 2796 49633
Palmiano AP 15 196 49829
Sarnano MC 15 3264 53093
Carassai AP 16 1100 54193
Ponzano di Fermo FM 16 1674 55867
Montefortino FM 16 1178 57045
Ripe San Ginesio MC 16 852 57897
Loro Piceno MC 16 2401 60298
San Ginesio MC 17 3498 63796
Rapagnano FM 17 2145 65941
Venarotta AP 17 2066 68007
Cossignano AP 17 978 68985
Mogliano MC 17 4696 73681
Francavilla d'Ete FM 18 964 74645
Colmurano MC 18 1263 75908
Roccafluvione AP 19 2010 77918
Monte San Pietrangeli FM 19 2458 80376
Monterubbiano FM 19 2230 82606
Torre San Patrizio FM 19 2048 84654
Offida AP 20 5058 89712
Montemonaco AP 20 604 90316

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km NW of Teramo (54892 inhabitants)
65 Km E of Foligno (57155 inhabitants)
65 Km S of Ancona (100861 inhabitants)
76 Km N of L'Aquila (69753 inhabitants)
79 Km NW of Montesilvano (53738 inhabitants)
86 Km NW of Pescara (121014 inhabitants)
87 Km NE of Terni (111501 inhabitants)
90 Km E of Perugia (166134 inhabitants)
94 Km NW of Chieti (51815 inhabitants)
98 Km SE of Fano (60888 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 1.8 2021-04-13
12:02:42
43.0327 13.4917 23 2021-07-12
16:55:14
Bollettino Sismico Italiano INGV 90894541
Reviewed
Rev100
ML 1.8 2021-04-13
12:02:42
43.0352 13.5022 23 2021-04-13
13:26:40
Sala Sismica INGV-Roma 89060201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-13 12:02:42 ± 0.09
Latitude 43.0327 ± 0.0036
Longitude 13.4917 ± 0.0062
Depth (km) 23 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90894541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 557
Semi-minor axis of confidence ellipse (meter) 70
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 238
Circular confidence region, given by single value of horizontal uncertainty (meter) 560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 100
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.05036
Epicentral distance of station farthest from the epicenter (degree) 0.41818
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 90894541
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-15 12:38:14

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 89060201
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-13 13:26:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHZ. 2021-04-13T12:02:58.15 0.3 undecidable manual S 196 46.4202 109 0.4 66
IV.EL6.EHZ. 2021-04-13T12:02:58.17 0.3 undecidable manual S 316 45.621 110 0.62 61
IV.CING.HNE. 2021-04-13T12:02:57.57 0.6 undecidable manual S 328 44.9217 110 0.17 45
IV.TERO.HHZ. 2021-04-13T12:02:57.89 0.3 undecidable manual S 169 46.3203 109 0.14 68
IV.MTRA.EHE. 2021-04-13T12:02:54.23 0.6 undecidable manual S 194 31.5462 119 0.09 48
IV.FDMO.HHZ. 2021-04-13T12:02:54.49 0.3 undecidable manual S 271 32.8449 118 0.06 72
IV.MC2.EHZ. 2021-04-13T12:02:53.76 0.6 undecidable manual S 241 28.0497 123 0.43 45
IV.CSP1.EHZ. 2021-04-13T12:02:52.48 0.3 undecidable manual S 286 24.1536 128 -0.01 72
IV.PF6.EHE. 2021-04-13T12:02:52.83 0.3 undecidable manual S 296 26.751 125 -0.23 69
IV.MMO1.EHZ. 2021-04-13T12:02:51.54 0.6 undecidable manual S 222 19.9689 134 -0.1 48
IV.EL6.EHZ. 2021-04-13T12:02:51.06 0.3 undecidable manual P 316 45.621 110 -0.07 70
IV.SMA1.EHZ. 2021-04-13T12:02:51.19 0.1 undecidable manual P 196 46.4202 109 -0.05 93
IV.TERO.HHZ. 2021-04-13T12:02:51.19 0.3 undecidable manual P 169 46.3203 109 -0.05 70
IV.SAP2.EHZ. 2021-04-13T12:02:50.01 0.6 undecidable manual S 313 10.3785 153 -0.09 49
IV.CING.HNE. 2021-04-13T12:02:50.91 0.1 undecidable manual P 328 44.9217 110 -0.13 92
IV.MNTP.HNZ. 2021-04-13T12:02:50.28 0.6 undecidable manual S 351 11.7771 150 -0.01 50
IV.FDMO.HHZ. 2021-04-13T12:02:49.22 0.1 undecidable manual P 271 32.8449 118 -0.1 94
IV.MTRA.EHE. 2021-04-13T12:02:49.02 0.1 undecidable manual P 194 31.5462 119 -0.14 94
IV.MF5.EHZ. 2021-04-13T12:02:49.64 0.6 undecidable manual S 208 5.5944 165 -0.01 50
IV.MC2.EHZ. 2021-04-13T12:02:48.78 0.1 negative manual P 241 28.0497 123 0.09 96
IV.CSP1.EHZ. 2021-04-13T12:02:48.15 0.1 positive manual P 286 24.1536 128 -0.06 96
IV.PF6.EHE. 2021-04-13T12:02:48.32 0.1 undecidable manual P 296 26.751 125 -0.21 93
IV.MMO1.EHZ. 2021-04-13T12:02:47.61 0.1 negative manual P 222 19.9689 134 -0.1 96
IV.MF5.EHZ. 2021-04-13T12:02:46.60 0.1 negative manual P 208 5.5944 165 0.04 100
IV.MNTP.HNZ. 2021-04-13T12:02:46.86 0.1 undecidable manual P 351 11.7771 150 -0.07 99
IV.SAP2.EHZ. 2021-04-13T12:02:46.81 0.1 positive manual P 313 10.3785 153 -0.02 100
IV.MNTT.EHZ. 2021-04-13T12:02:46.90 0.3 undecidable manual P 69 9.0798 156 0.16 72
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MF5.EHN. ML:1.5 0.00023678245 0.4608 AML other m 2021-04-13T12:02:49.78
IV.MF5.EHE. ML:1.6 0.00029106900000000003 0.1984 AML other m 2021-04-13T12:02:49.85
IV.MNTP.HNE. ML:2.0 0.00059739535 0.16 AML other m 2021-04-13T12:02:50.43
IV.SAP2.EHE. ML:1.8 0.00041999999999999996 0.14 AML other m 2021-04-13T12:02:50.44
IV.MNTP.HNN. ML:1.8 0.00042733175 0.1408 AML other m 2021-04-13T12:02:50.38
IV.SAP2.EHN. ML:2.5 0.00216 0.12 AML other m 2021-04-13T12:02:50.48
IV.CSP1.EHN. ML:2.0 0.0005105 0.38 AML other m 2021-04-13T12:02:52.95
IV.CSP1.EHE. ML:2.0 0.00047750000000000006 0.22 AML other m 2021-04-13T12:02:53.16
IV.FDMO.HHE. ML:1.8 0.0002055 0.18 AML other m 2021-04-13T12:02:54.62
IV.FDMO.HHN. ML:1.5 0.00011575 1.24 AML other m 2021-04-13T12:02:54.80
IV.TERO.HHN. ML:1.1 0.00003575574 0.0768 AML other m 2021-04-13T12:02:59.50
IV.TERO.HHE. ML:1.1 0.00003216285 0.0576 AML other m 2021-04-13T12:03:00.08
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download