Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 10-01-2021 and time 21:00:22 (Italy) in region 2 km NW Santa Vittoria in Matenano (FM)

A magnitude ML 1.4 earthquake occured in region: 2 km NW Santa Vittoria in Matenano (FM), on

  • 10-01-2021 20:00:22 (UTC)
  • 10-01-2021 21:00:22 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0350, 13.4830 at 24 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.

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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 2 1330 1330
Monte San Martino MC 4 765 2095
Monteleone di Fermo FM 4 395 2490
Smerillo FM 5 365 2855
Montelparo FM 5 778 3633
Servigliano FM 5 2336 5969
Penna San Giovanni MC 5 1108 7077
Montefalcone Appennino FM 6 424 7501
Monsampietro Morico FM 7 659 8160
Belmonte Piceno FM 8 646 8806
Monte Rinaldo FM 8 379 9185
Force AP 8 1354 10539
Falerone FM 8 3337 13876
Montottone FM 9 979 14855
Monte Vidon Corrado FM 10 731 15586
Sant'Angelo in Pontano MC 10 1436 17022
Comunanza AP 10 3166 20188
Ortezzano FM 10 774 20962
Rotella AP 11 906 21868
Montedinove AP 11 488 22356
Montappone FM 11 1682 24038
Montalto delle Marche AP 11 2122 26160
Montegiorgio FM 12 6851 33011
Amandola FM 12 3629 36640
Monte Vidon Combatte FM 12 433 37073
Gualdo MC 12 815 37888
Massa Fermana FM 13 963 38851
Grottazzolina FM 13 3398 42249
Monte Giberto FM 14 801 43050
Magliano di Tenna FM 14 1452 44502
Petritoli FM 15 2335 46837
Sarnano MC 15 3264 50101
Palmiano AP 15 196 50297
Montefortino FM 15 1178 51475
Ripe San Ginesio MC 15 852 52327
Castignano AP 16 2796 55123
Loro Piceno MC 16 2401 57524
San Ginesio MC 16 3498 61022
Ponzano di Fermo FM 16 1674 62696
Carassai AP 16 1100 63796
Rapagnano FM 17 2145 65941
Mogliano MC 17 4696 70637
Venarotta AP 17 2066 72703
Cossignano AP 18 978 73681
Colmurano MC 18 1263 74944
Francavilla d'Ete FM 18 964 75908
Roccafluvione AP 19 2010 77918
Monte San Pietrangeli FM 19 2458 80376
Torre San Patrizio FM 20 2048 82424
Montemonaco AP 20 604 83028
Monterubbiano FM 20 2230 85258
Urbisaglia MC 20 2628 87886

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km NW of Teramo (54892 inhabitants)
64 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 NE of Terni (111501 inhabitants)
87 Km NW of Pescara (121014 inhabitants)
89 Km E of Perugia (166134 inhabitants)
94 Km NW of Chieti (51815 inhabitants)
97 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 1.4 2021-01-10
20:00:22		 43.0352 13.4832 24 2021-07-12
16:54:59		 Bollettino Sismico Italiano INGV 87276651
Reviewed
Rev100 		ML 1.5 2021-01-10
20:00:22		 43.0397 13.4857 25 2021-01-10
22:17:06		 Sala Sismica INGV-Roma 86155221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-10 20:00:22 ± 0.09
Latitude 43.0352 ± 0.0045
Longitude 13.4832 ± 0.0062
Depth (km) 24 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87276651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 495
Semi-minor axis of confidence ellipse (meter) 331
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 48
Circular confidence region, given by single value of horizontal uncertainty (meter) 500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.42178
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 87276651
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-03 13:44:21

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 86155221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-10 22:17:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SRES.HHZ. 2021-01-10T20:00:38.89 3.0 positive manual P -0.1 0
IV.TERO.HHE. 2021-01-10T20:00:38.12 0.3 undecidable manual S 168 46.8198 111 -0.04 70
IV.CING.HNZ. 2021-01-10T20:00:37.90 0.3 undecidable manual S 328 44.3223 112 0.34 66
IV.MC2.EHZ. 2021-01-10T20:00:33.99 0.6 undecidable manual S 240 27.5502 125 0.4 45
IV.PF6.EHE. 2021-01-10T20:00:33.14 0.6 undecidable manual S 296 26.0517 127 -0.12 47
IV.CSP1.EHZ. 2021-01-10T20:00:32.71 0.6 undecidable manual S 286 23.4543 131 -0.01 49
IV.CING.HNZ. 2021-01-10T20:00:31.16 0.3 undecidable manual P 328 44.3223 112 -0.06 70
IV.TERO.HHE. 2021-01-10T20:00:31.57 0.3 undecidable manual P 168 46.8198 111 0 70
IV.GUMA.HHZ. 2021-01-10T20:00:30.79 0.3 undecidable manual S 284 12.3765 150 -0.03 75
IV.MNTT.EHZ. 2021-01-10T20:00:30.91 0.6 undecidable manual S 72 9.5793 156 0.43 45
IV.MNTP.HNZ. 2021-01-10T20:00:30.66 0.3 undecidable manual S 354 11.3775 152 -0.03 75
IV.SAP2.EHZ. 2021-01-10T20:00:30.25 0.6 undecidable manual S 315 9.6792 156 -0.23 48
IV.MF5.EHZ. 2021-01-10T20:00:29.98 0.6 undecidable manual S 200 5.5944 166 -0.15 49
IV.MC2.EHZ. 2021-01-10T20:00:29.01 0.1 negative manual P 240 27.5502 125 0.08 96
IV.PF6.EHE. 2021-01-10T20:00:28.63 0.1 undecidable manual P 296 26.0517 127 -0.11 95
IV.CSP1.EHZ. 2021-01-10T20:00:28.38 0.1 negative manual P 286 23.4543 131 -0.05 97
IV.MNTP.HNZ. 2021-01-10T20:00:27.11 0.3 undecidable manual P 354 11.3775 152 -0.14 73
IV.MNTT.EHZ. 2021-01-10T20:00:27.20 0.1 positive manual P 72 9.5793 156 0.07 99
IV.SAP2.EHZ. 2021-01-10T20:00:27.04 0.3 undecidable manual P 315 9.6792 156 -0.1 74
IV.GUMA.HHZ. 2021-01-10T20:00:27.29 0.1 negative manual P 284 12.3765 150 -0.04 99
IV.MF5.EHZ. 2021-01-10T20:00:26.86 0.1 negative manual P 200 5.5944 166 -0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MF5.EHN. ML:1.2 0.00010836289500000002 1.3888 AML other m 2021-01-10T20:00:29.24
IV.MF5.EHE. ML:1.1 0.00007638658400000001 0.2176 AML other m 2021-01-10T20:00:30.13
IV.MNTT.EHN. ML:1.6 0.0002175163 1.1904 AML other m 2021-01-10T20:00:30.85
IV.MNTT.EHE. ML:1.4 0.00017165713500000003 0.8448 AML other m 2021-01-10T20:00:30.88
IV.CSP1.EHN. ML:1.4 0.00012707575 0.3584 AML other m 2021-01-10T20:00:33.00
IV.CSP1.EHE. ML:1.4 0.00011738425999999999 1.0752 AML other m 2021-01-10T20:00:33.41
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