Earthquake with magnitude of ML 0.9 on date 23-10-2022 and time 17:37:13 (Italy) in region 4 km E Bolognola (MC)

A magnitude ML 0.9 earthquake occured in region: 4 km E Bolognola (MC), on

  • 23-10-2022 15:37:13 (UTC)
  • 23-10-2022 17:37:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9870, 13.2790 at 24 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
Bolognola MC 4 142 142
Sarnano MC 6 3264 3406
Amandola FM 6 3629 7035
Montefortino FM 7 1178 8213
Acquacanina MC 10 121 8334
Gualdo MC 10 815 9149
Montemonaco AP 11 604 9753
Fiastra MC 11 559 10312
Comunanza AP 12 3166 13478
Ussita MC 12 444 13922
Cessapalombo MC 14 512 14434
Smerillo FM 14 365 14799
San Ginesio MC 14 3498 18297
Monte San Martino MC 14 765 19062
Penna San Giovanni MC 14 1108 20170
Castelsantangelo sul Nera MC 14 281 20451
Montefalcone Appennino FM 15 424 20875
Sant'Angelo in Pontano MC 16 1436 22311
Camporotondo di Fiastrone MC 16 563 22874
Fiordimonte MC 16 202 23076
Visso MC 17 1107 24183
Montegallo AP 17 523 24706
Caldarola MC 17 1823 26529
Force AP 18 1354 27883
Palmiano AP 18 196 28079
Pievebovigliana MC 18 866 28945
Santa Vittoria in Matenano FM 18 1330 30275
Ripe San Ginesio MC 19 852 31127
Pieve Torina MC 20 1458 32585
Belforte del Chienti MC 20 1886 34471

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km E of Foligno (57155 inhabitants)
50 Km NW of Teramo (54892 inhabitants)
70 Km NE of Terni (111501 inhabitants)
71 Km N of L'Aquila (69753 inhabitants)
73 Km S of Ancona (100861 inhabitants)
74 Km E of Perugia (166134 inhabitants)
88 Km NW of Montesilvano (53738 inhabitants)
96 Km NW of Pescara (121014 inhabitants)
98 Km S 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
Reviewed
Rev100
ML 0.9 2022-10-23
15:37:13
42.9873 13.2787 24 2022-10-23
15:44:45
Sala Sismica INGV-Roma 111112411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-10-23 15:37:13 ± 0.14
Latitude 42.9873 ± 0.0063
Longitude 13.2787 ± 0.0135
Depth (km) 24 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 111112411

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1146
Semi-minor axis of confidence ellipse (meter) 294
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 243
Circular confidence region, given by single value of horizontal uncertainty (meter) 1150.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 196
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.19515
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 111112411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-10-23 15:44:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ZEN8.EHZ. 2022-10-23T15:38:46.70 3.0 undecidable manual Sg 2.63 0
GU.GRAM.HHZ. 2022-10-23T15:38:44.25 3.0 undecidable manual Sg 7.05 0
HL.VLS.HHZ. 2022-10-23T15:38:42.62 3.0 undecidable manual Pn -9.99 0
IV.ALJA.HHZ. 2022-10-23T15:38:38.59 3.0 negative manual Pg 8.07 0
IV.MCRV.HHZ. 2022-10-23T15:38:22.94 3.0 undecidable manual Sg -1.89 0
IV.RIBO.EHZ.01 2022-10-23T15:38:21.71 3.0 undecidable manual Sg 8.27 0
IV.ZCCA.HHZ. 2022-10-23T15:38:15.24 3.0 undecidable manual Sn -6.12 0
IV.BOB.HHZ. 2022-10-23T15:38:04.25 3.0 undecidable manual Pn -1.22 0
IV.PTCC.HHZ. 2022-10-23T15:37:56.23 3.0 undecidable manual Pg -4.78 0
IV.MCRV.HHZ. 2022-10-23T15:37:47.51 3.0 undecidable manual Pg -3.92 0
IV.ZCCA.HHZ. 2022-10-23T15:37:45.03 3.0 undecidable manual Pn -4.45 0
IV.CRE.HHZ. 2022-10-23T15:37:38.50 3.0 undecidable manual Pg 1.87 0
IV.MML1.EHZ. 2022-10-23T15:37:34.72 3.0 undecidable manual S -0.16 0
IV.NRCA.HHZ. 2022-10-23T15:37:23.52 0.6 undecidable manual S 218 21.6672 132 0.04 49
IV.MF5.EHZ. 2022-10-23T15:37:23.15 3.0 undecidable manual S 0.09 0
IV.FDMO.HHZ. 2022-10-23T15:37:22.35 0.6 undecidable manual S 289 16.4724 141 -0.17 48
IV.CSP1.EHZ. 2022-10-23T15:37:22.06 0.6 undecidable manual S 333 13.0758 148 0.06 49
IV.MC2.EHZ. 2022-10-23T15:37:21.76 0.6 undecidable manual S 221 11.0778 152 0.03 50
7F.SIB2.EHE. 2022-10-23T15:37:21.58 0.6 undecidable manual S 169 10.878 153 -0.13 49
7F.SIB1.EHE. 2022-10-23T15:37:21.70 0.6 undecidable manual S 184 10.2786 154 0.06 49
IV.NRCA.HHZ. 2022-10-23T15:37:19.48 1.0 undecidable manual P 218 21.6672 132 0.12 24
IV.CAMP.HHZ. 2022-10-23T15:37:19.59 3.0 positive manual P -4.65 0
IV.CSP1.EHZ. 2022-10-23T15:37:18.58 0.1 undecidable manual P 333 13.0758 148 0.07 99
IV.MC2.EHZ. 2022-10-23T15:37:18.60 0.6 positive manual P 221 11.0778 152 0.24 48
7F.SIB2.EHE. 2022-10-23T15:37:18.21 0.1 undecidable manual P 169 10.878 153 -0.13 98
IV.FDMO.HHZ. 2022-10-23T15:37:18.75 0.6 positive manual P 289 16.4724 141 -0.06 49
7F.SIB1.EHE. 2022-10-23T15:37:18.27 0.1 undecidable manual P 184 10.2786 154 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:0.9 0.00004456367 1.408 AML other m 2022-10-23T15:37:22.31
IV.CSP1.EHN. ML:0.8 0.00004082438 0.0512 AML other m 2022-10-23T15:37:22.12
IV.MC2.EHE. ML:1.1 0.00008064374999999996 0.1408 AML other m 2022-10-23T15:37:22.56
IV.MC2.EHN. ML:1.6 0.00021785509999999996 0.1792 AML other m 2022-10-23T15:37:22.51
IV.NRCA.HHE. ML:0.8 0.000031847214999999997 0.0768 AML other m 2022-10-23T15:37:23.78
IV.NRCA.HHN. ML:0.7 0.00002506204 0.0768 AML other m 2022-10-23T15:37:24.28
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