Earthquake with magnitude of ML 0.9 on date 16-07-2023 and time 12:45:09 (Italy) in region 2 km W Bolognola (MC)

A magnitude ML 0.9 earthquake occured in region: 2 km W Bolognola (MC), on

  • 16-07-2023 10:45:09 (UTC)
  • 16-07-2023 12:45:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9900, 13.2030 at 12 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 2 142 142
Acquacanina MC 5 121 263
Fiastra MC 6 559 822
Ussita MC 7 444 1266
Sarnano MC 10 3264 4530
Fiordimonte MC 11 202 4732
Visso MC 11 1107 5839
Castelsantangelo sul Nera MC 11 281 6120
Montefortino FM 12 1178 7298
Amandola FM 13 3629 10927
Pievebovigliana MC 13 866 11793
Pieve Torina MC 14 1458 13251
Cessapalombo MC 14 512 13763
Gualdo MC 14 815 14578
Montemonaco AP 14 604 15182
San Ginesio MC 16 3498 18680
Monte Cavallo MC 16 145 18825
Muccia MC 17 915 19740
Camporotondo di Fiastrone MC 17 563 20303
Caldarola MC 17 1823 22126
Comunanza AP 18 3166 25292
Preci PG 18 724 26016
Penna San Giovanni MC 20 1108 27124
Montegallo AP 20 523 27647
Camerino MC 20 6974 34621
Belforte del Chienti MC 20 1886 36507
Monte San Martino MC 20 765 37272
Smerillo FM 20 365 37637
Sant'Angelo in Pontano MC 20 1436 39073

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
55 Km NW of Teramo (54892 inhabitants)
66 Km NE of Terni (111501 inhabitants)
67 Km E of Perugia (166134 inhabitants)
73 Km N of L'Aquila (69753 inhabitants)
74 Km SW of Ancona (100861 inhabitants)
94 Km NW of Montesilvano (53738 inhabitants)
96 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 2023-07-16
10:45:09
42.99 13.2032 12 2023-07-16
11:01:18
Sala Sismica INGV-Roma 119310381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-16 10:45:09 ± 0.1
Latitude 42.9900 ± 0.0027
Longitude 13.2032 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119310381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 370
Semi-minor axis of confidence ellipse (meter) 198
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 92
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
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 37
Number of defining phases 16
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38581
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 119310381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-16 11:01:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GRI.EHZ. 2023-07-16T10:47:07.49 3.0 undecidable manual Sn -2.72 0
IV.SARZ.HHZ. 2023-07-16T10:46:57.45 3.0 undecidable manual Sg 11.66 0
CR.STON.BHZ. 2023-07-16T10:46:53.62 3.0 undecidable manual Sg 20.690001 0
IV.PTCC.HHZ. 2023-07-16T10:46:44.63 3.0 undecidable manual Sg 5.38 0
GU.CANO.HHZ. 2023-07-16T10:46:43.89 3.0 undecidable manual Sn -6.4 0
MN.BLY.HHZ. 2023-07-16T10:46:34.59 3.0 undecidable manual Sn -1.09 0
IV.SPS2.HHZ. 2023-07-16T10:46:25.80 3.0 positive manual Pg 15.51 0
GU.PCP.HHZ. 2023-07-16T10:46:11.82 3.0 undecidable manual Pg 7.98 0
GU.GORR.HHZ. 2023-07-16T10:46:01.23 3.0 undecidable manual Pg 3.62 0
IV.IMOL.HNZ. 2023-07-16T10:46:00.92 3.0 undecidable manual Sg 1.61 0
IV.PTRP.HHZ. 2023-07-16T10:45:59.63 3.0 undecidable manual Pn 4.87 0
ST.RONC.EHZ. 2023-07-16T10:45:57.22 3.0 undecidable manual Pn -3.64 0
IV.FNVD.HHZ. 2023-07-16T10:45:57.33 3.0 undecidable manual Sn -6.7 0
IV.MCRV.HHZ. 2023-07-16T10:45:45.17 3.0 undecidable manual Pn -1.23 0
IV.LAV9.HNZ. 2023-07-16T10:45:44.46 3.0 undecidable manual Sn -3.05 0
IV.FNVD.HHZ. 2023-07-16T10:45:40.85 3.0 undecidable manual Pg 1.72 0
IV.LPEL.HHZ. 2023-07-16T10:45:39.12 3.0 undecidable manual Sn -2.12 0
IV.FIAM.HHZ. 2023-07-16T10:45:34.02 3.0 undecidable manual Sg 2.55 0
IV.CSNT.HHZ. 2023-07-16T10:45:31.22 3.0 undecidable manual Pg -1.93 0
IV.CAMP.HHZ. 2023-07-16T10:45:21.23 3.0 undecidable manual P 0
IV.CING.HHZ. 2023-07-16T10:45:17.00 0.3 undecidable manual P 359 42.8238 92 -0.48 65
IV.MF5.EHZ. 2023-07-16T10:45:17.84 0.6 undecidable manual S 91 20.868 99 0.34 46
IV.NRCA.HHZ. 2023-07-16T10:45:16.96 0.6 undecidable manual S 203 18.7701 101 -0.01 50
IV.FDMO.HHZ. 2023-07-16T10:45:15.11 0.3 undecidable manual S 299 10.6782 125 0.13 74
IV.GUMA.HHZ. 2023-07-16T10:45:15.60 0.3 undecidable manual S 53 13.3755 115 0 75
7F.SIB1.EHN. 2023-07-16T10:45:15.00 0.3 undecidable manual S 153 11.877 120 -0.24 72
IV.CSP1.EHZ. 2023-07-16T10:45:14.98 0.6 undecidable manual S 1 11.2776 123 -0.12 49
IV.MC2.EHE. 2023-07-16T10:45:14.50 0.3 undecidable manual S 188 8.7801 133 -0.08 74
IV.MF5.EHZ. 2023-07-16T10:45:14.19 0.3 undecidable manual P 91 20.868 99 0.09 73
IV.PF6.EHN. 2023-07-16T10:45:13.43 0.1 undecidable manual P 358 16.3725 106 -0.01 100
IV.SSFR.HHZ. 2023-07-16T10:45:13.90 3.0 undecidable manual P 0
IV.NRCA.HHZ. 2023-07-16T10:45:13.82 0.1 negative manual P 203 18.7701 101 0.02 98
7F.SIB1.EHN. 2023-07-16T10:45:12.66 0.1 undecidable manual P 153 11.877 120 -0.14 98
IV.CSP1.EHZ. 2023-07-16T10:45:12.80 0.1 negative manual P 1 11.2776 123 0.08 99
IV.MC2.EHE. 2023-07-16T10:45:12.49 0.1 undecidable manual P 188 8.7801 133 0.07 100
IV.FDMO.HHZ. 2023-07-16T10:45:12.80 0.1 undecidable manual P 299 10.6782 125 0.16 98
IV.GUMA.HHZ. 2023-07-16T10:45:12.97 0.3 undecidable manual P 53 13.3755 115 -0.04 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:0.9 0.000077912185 0.16 AML other m 2023-07-16T10:45:15.19
IV.FDMO.HHN. ML:0.6 0.00004655 0.32 AML other m 2023-07-16T10:45:15.25
IV.FDMO.HHE. ML:0.6 0.00003845 0.14 AML other m 2023-07-16T10:45:15.41
IV.CSP1.EHE. ML:0.8 0.000064346635 0.0768 AML other m 2023-07-16T10:45:15.23
IV.NRCA.HHN. ML:1.0 0.00007270856000000001 0.1216 AML other m 2023-07-16T10:45:17.65
IV.NRCA.HHE. ML:1.0 0.000072566515 0.1216 AML other m 2023-07-16T10:45:17.01
IV.GUMA.HHE. ML:0.8 0.0000649289272 0.16 AML other m 2023-07-16T10:45:15.85
IV.GUMA.HHN. ML:0.8 0.00006310049000000001 0.1792 AML other m 2023-07-16T10:45:15.65
IV.GUMA.HNE. ML:1.0 0.00010301875 0.5376 AML other m 2023-07-16T10:45:17.82
IV.GUMA.HNN. ML:1.2 0.00013749856 0.448 AML other m 2023-07-16T10:45:16.14
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