Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 26-01-2020 and time 11:56:07 (UTC) in region 1 km W Sarnano (MC)

A magnitude ML 1.1 earthquake occured in region: 1 km W Sarnano (MC), on

  • 26-01-2020 11:56:07 (UTC)
  • 26-01-2020 12:56:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0390, 13.2880 at 25 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Sarnano MC 1 3264 3264
Gualdo MC 5 815 4079
Bolognola MC 7 142 4221
San Ginesio MC 8 3498 7719
Cessapalombo MC 8 512 8231
Amandola FM 9 3629 11860
Acquacanina MC 9 121 11981
Camporotondo di Fiastrone MC 11 563 12544
Fiastra MC 11 559 13103
Sant'Angelo in Pontano MC 11 1436 14539
Penna San Giovanni MC 11 1108 15647
Montefortino FM 12 1178 16825
Caldarola MC 12 1823 18648
Monte San Martino MC 12 765 19413
Ripe San Ginesio MC 13 852 20265
Smerillo FM 13 365 20630
Comunanza AP 14 3166 23796
Belforte del Chienti MC 15 1886 25682
Montefalcone Appennino FM 15 424 26106
Colmurano MC 15 1263 27369
Montemonaco AP 16 604 27973
Fiordimonte MC 16 202 28175
Ussita MC 16 444 28619
Pievebovigliana MC 17 866 29485
Falerone FM 17 3337 32822
Santa Vittoria in Matenano FM 17 1330 34152
Serrapetrona MC 17 966 35118
Servigliano FM 17 2336 37454
Loro Piceno MC 18 2401 39855
Montappone FM 18 1682 41537
Monte Vidon Corrado FM 19 731 42268
Force AP 19 1354 43622
Tolentino MC 19 20069 63691
Urbisaglia MC 19 2628 66319
Pieve Torina MC 19 1458 67777
Castelsantangelo sul Nera MC 19 281 68058
Monteleone di Fermo FM 20 395 68453
Massa Fermana FM 20 963 69416

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km E of Foligno (57155 inhabitants)
54 Km NW of Teramo (54892 inhabitants)
67 Km S of Ancona (100861 inhabitants)
73 Km E of Perugia (166134 inhabitants)
75 Km NE of Terni (111501 inhabitants)
77 Km N of L'Aquila (69753 inhabitants)
91 Km NW of Montesilvano (53738 inhabitants)
92 Km S of Fano (60888 inhabitants)
99 Km NW of Pescara (121014 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
Reviewed
Rev100 		ML 1.1 2020-01-26
11:56:07		 43.0393 13.2877 25 2020-01-26
12:05:58		 Sala Sismica INGV-Roma 75878471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-26 11:56:07 ± 0.16
Latitude 43.0393 ± 0.0054
Longitude 13.2877 ± 0.0074
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 75878471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 628
Semi-minor axis of confidence ellipse (meter) 308
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 225
Circular confidence region, given by single value of horizontal uncertainty (meter) 630.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.08004
Epicentral distance of station farthest from the epicenter (degree) 0.33275
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 75878471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-26 12:05:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SNTG.HHZ. 2020-01-26T11:56:20.67 0.3 undecidable manual S 311 36.9297 117 0.23 71
IV.CESI.HHZ. 2020-01-26T11:56:19.53 0.3 undecidable manual S 263 31.3464 122 0.39 69
IV.MML1.HNZ. 2020-01-26T11:56:18.50 0.3 undecidable manual S 288 26.8509 127 0.33 70
IV.NRCA.HHZ. 2020-01-26T11:56:17.99 0.3 undecidable manual S 212 26.8509 127 -0.17 73
IV.MC2.EHZ. 2020-01-26T11:56:16.37 0.3 undecidable manual S 209 16.2726 142 0.23 72
IV.MF5.EHZ. 2020-01-26T11:56:16.46 0.3 undecidable manual S 112 15.0738 145 0.51 67
IV.FDMO.HHZ. 2020-01-26T11:56:16.19 0.3 undecidable manual S 269 16.2726 142 0.06 75
IV.MMO1.HNZ. 2020-01-26T11:56:15.86 0.3 undecidable manual S 168 15.873 143 -0.21 74
IV.SNTG.HHZ. 2020-01-26T11:56:15.03 0.1 undecidable manual P 311 36.9297 117 0.17 95
IV.PF6.EHZ. 2020-01-26T11:56:15.40 0.3 undecidable manual S 325 13.2756 148 -0.28 71
IV.CSP1.EHZ. 2020-01-26T11:56:15.01 0.3 undecidable manual S 311 8.88 158 -0.14 74
IV.CESI.HHZ. 2020-01-26T11:56:14.09 0.1 undecidable manual P 263 31.3464 122 -0.02 98
IT.MTCL.HGZ. 2020-01-26T11:56:13.06 0.1 undecidable manual P 258 23.9538 130 -0.13 97
IV.NRCA.HHZ. 2020-01-26T11:56:13.34 0.1 undecidable manual P 212 26.8509 127 -0.2 96
IV.MML1.HNZ. 2020-01-26T11:56:13.51 0.3 undecidable manual P 288 26.8509 127 -0.04 73
IV.FDMO.HHZ. 2020-01-26T11:56:12.17 0.1 undecidable manual P 269 16.2726 142 -0.2 97
IV.MC2.EHZ. 2020-01-26T11:56:12.43 0.1 undecidable manual P 209 16.2726 142 0.05 100
IV.MMO1.HNZ. 2020-01-26T11:56:12.15 0.1 undecidable manual P 168 15.873 143 -0.18 98
IV.MF5.EHZ. 2020-01-26T11:56:12.47 0.1 undecidable manual P 112 15.0738 145 0.21 96
IV.CSP1.EHZ. 2020-01-26T11:56:11.70 0.1 undecidable manual P 311 8.88 158 -0.1 100
IV.PF6.EHZ. 2020-01-26T11:56:11.88 0.1 undecidable manual P 325 13.2756 148 -0.23 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:1.0 0.00006183568 0.1408 AML other m 2020-01-26T11:56:15.14
IV.CSP1.EHN. ML:1.3 0.000110144115 0.3584 AML other m 2020-01-26T11:56:15.28
IV.FDMO.HHE. ML:0.9 0.0000433842 0.16 AML other m 2020-01-26T11:56:16.82
IV.FDMO.HHN. ML:0.9 0.000038261195 0.1344 AML other m 2020-01-26T11:56:16.30
IV.NRCA.HHE. ML:1.6 0.0001580715 0.0768 AML other m 2020-01-26T11:56:18.55
IV.NRCA.HHN. ML:1.6 0.00017495155 0.1024 AML other m 2020-01-26T11:56:18.75
IV.CESI.HHE. ML:1.0 0.000035183505 0.1984 AML other m 2020-01-26T11:56:19.82
IV.CESI.HHN. ML:1.0 0.000036599214999999994 0.1792 AML other m 2020-01-26T11:56:20.07
IV.SNTG.HHE. ML:0.7 0.0000168976 0.224 AML other m 2020-01-26T11:56:21.07
IV.SNTG.HHN. ML:1.1 0.000037975735 0.1792 AML other m 2020-01-26T11:56:20.00
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