Earthquake with magnitude of ML 0.3 on date 15-05-2023 and time 19:50:41 (Italy) in region 3 km S Sarnano (MC)

A magnitude ML 0.3 earthquake occured in region: 3 km S Sarnano (MC), on

  • 15-05-2023 17:50:41 (UTC)
  • 15-05-2023 19:50:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0110, 13.3030 at 15 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.

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 3 3264 3264
Amandola FM 6 3629 6893
Bolognola MC 6 142 7035
Gualdo MC 7 815 7850
Montefortino FM 8 1178 9028
Acquacanina MC 11 121 9149
Comunanza AP 11 3166 12315
San Ginesio MC 11 3498 15813
Penna San Giovanni MC 11 1108 16921
Monte San Martino MC 11 765 17686
Cessapalombo MC 12 512 18198
Smerillo FM 12 365 18563
Fiastra MC 12 559 19122
Montemonaco AP 12 604 19726
Sant'Angelo in Pontano MC 13 1436 21162
Montefalcone Appennino FM 13 424 21586
Camporotondo di Fiastrone MC 14 563 22149
Ussita MC 15 444 22593
Caldarola MC 16 1823 24416
Ripe San Ginesio MC 16 852 25268
Santa Vittoria in Matenano FM 16 1330 26598
Force AP 16 1354 27952
Servigliano FM 17 2336 30288
Fiordimonte MC 18 202 30490
Falerone FM 18 3337 33827
Colmurano MC 18 1263 35090
Palmiano AP 18 196 35286
Castelsantangelo sul Nera MC 18 281 35567
Belforte del Chienti MC 18 1886 37453
Pievebovigliana MC 19 866 38319
Montegallo AP 19 523 38842
Monteleone di Fermo FM 19 395 39237
Montelparo FM 19 778 40015
Monte Vidon Corrado FM 19 731 40746
Visso MC 20 1107 41853
Montappone FM 20 1682 43535
Loro Piceno MC 20 2401 45936

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km E of Foligno (57155 inhabitants)
51 Km NW of Teramo (54892 inhabitants)
70 Km S of Ancona (100861 inhabitants)
73 Km NE of Terni (111501 inhabitants)
74 Km N of L'Aquila (69753 inhabitants)
75 Km E of Perugia (166134 inhabitants)
88 Km NW of Montesilvano (53738 inhabitants)
95 Km S of Fano (60888 inhabitants)
96 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 0.3 2023-05-15
17:50:41
43.0108 13.303 15 2023-05-15
17:59:32
Sala Sismica INGV-Roma 117388031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-15 17:50:41 ± 0.16
Latitude 43.0108 ± 0.0036
Longitude 13.3030 ± 0.0061
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117388031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 560
Semi-minor axis of confidence ellipse (meter) 210
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 249
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) 143
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.10792
Epicentral distance of station farthest from the epicenter (degree) 0.22483
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 117388031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-15 17:59:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2023-05-15T17:50:50.82 0.6 undecidable manual S 218 24.9528 107 0.25 47
IV.FDMO.HHZ. 2023-05-15T17:50:48.85 0.3 undecidable manual S 279 17.7711 118 0.07 74
IV.MF5.EHZ. 2023-05-15T17:50:47.97 0.6 undecidable manual S 101 12.9759 129 0.25 48
7F.SIB2.EHE. 2023-05-15T17:50:47.67 0.3 undecidable manual S 180 13.2756 128 -0.11 74
IV.CSP1.EHZ. 2023-05-15T17:50:47.43 0.6 undecidable manual S 318 11.9769 132 -0.09 50
IV.MMO1.EHZ. 2023-05-15T17:50:47.70 0.6 undecidable manual S 171 12.4764 130 0.07 50
IV.NRCA.HHZ. 2023-05-15T17:50:46.68 0.6 negative manual P 218 24.9528 107 0.03 49
IV.FDMO.HHZ. 2023-05-15T17:50:45.55 1.0 positive manual P 279 17.7711 118 -0.07 25
IV.MF5.EHZ. 2023-05-15T17:50:45.02 0.1 undecidable manual P 101 12.9759 129 0.01 100
IV.MMO1.EHZ. 2023-05-15T17:50:44.81 1.0 undecidable manual P 171 12.4764 130 -0.14 24
IV.CSP1.EHZ. 2023-05-15T17:50:44.75 1.0 positive manual P 318 11.9769 132 -0.14 24
7F.SIB2.EHE. 2023-05-15T17:50:44.88 0.1 undecidable manual P 180 13.2756 128 -0.16 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMO1.EHE. ML:0.1 0.0000097856755 0.2816 AML other m 2023-05-15T17:50:48.04
IV.MMO1.EHN. ML:0.4 0.0000177420525 0.064 AML other m 2023-05-15T17:50:47.78
IV.FDMO.HHE. ML:0.2 0.000010130915 0.192 AML other m 2023-05-15T17:50:49.02
IV.FDMO.HHN. ML:-0.2 0.000006267726500000001 0.9216 AML other m 2023-05-15T17:50:49.59
IV.NRCA.HHE. ML:0.8 0.00003575007 0.1408 AML other m 2023-05-15T17:50:51.03
IV.NRCA.HHN. ML:0.6 0.00001870784 0.1152 AML other m 2023-05-15T17:50:51.51
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