Earthquake with magnitude of ML 1.7 on date 24-12-2023 and time 23:20:52 (Italy) in region 3 km SW Bolognola (MC)

A magnitude ML 1.7 earthquake occured in region: 3 km SW Bolognola (MC), on

  • 24-12-2023 22:20:52 (UTC)
  • 24-12-2023 23:20:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9810, 13.2020 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 3 142 142
Acquacanina MC 6 121 263
Ussita MC 7 444 707
Fiastra MC 7 559 1266
Sarnano MC 10 3264 4530
Castelsantangelo sul Nera MC 10 281 4811
Visso MC 11 1107 5918
Fiordimonte MC 11 202 6120
Montefortino FM 12 1178 7298
Amandola FM 13 3629 10927
Pievebovigliana MC 13 866 11793
Montemonaco AP 14 604 12397
Pieve Torina MC 14 1458 13855
Gualdo MC 15 815 14670
Cessapalombo MC 15 512 15182
Monte Cavallo MC 16 145 15327
San Ginesio MC 17 3498 18825
Muccia MC 17 915 19740
Preci PG 17 724 20464
Comunanza AP 18 3166 23630
Camporotondo di Fiastrone MC 18 563 24193
Caldarola MC 18 1823 26016
Montegallo AP 19 523 26539

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
54 Km NW of Teramo (54892 inhabitants)
65 Km NE of Terni (111501 inhabitants)
68 Km E of Perugia (166134 inhabitants)
72 Km N of L'Aquila (69753 inhabitants)
75 Km SW of Ancona (100861 inhabitants)
93 Km NW of Montesilvano (53738 inhabitants)
97 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 1.7 2023-12-24
22:20:52
42.9813 13.2022 12 2023-12-24
22:30:53
Sala Sismica INGV-Roma 124252931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-24 22:20:52 ± 0.05
Latitude 42.9813 ± 0.0027
Longitude 13.2022 ± 0.0025
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 124252931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 280
Semi-minor axis of confidence ellipse (meter) 34
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 209
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 56
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 29
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) 0.35523
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 124252931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-24 22:30:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SFI.EHZ. 2023-12-24T22:21:36.25 3.0 undecidable manual S 0.35 0
IV.PAOL.HHZ. 2023-12-24T22:21:30.83 3.0 undecidable manual Pn 2.4 0
IV.MOCO.HHZ. 2023-12-24T22:21:29.51 3.0 undecidable manual Pn 1.41 0
IV.PIEI.HHZ. 2023-12-24T22:21:18.41 3.0 undecidable manual S -0.33 0
IV.FIAM.HHZ. 2023-12-24T22:21:17.27 3.0 undecidable manual S -0.28 0
IV.ARVD.HHZ. 2023-12-24T22:21:12.46 3.0 undecidable manual S -0.3 0
IV.PIEI.HHZ. 2023-12-24T22:21:07.93 3.0 negative manual P 0.73 0
IV.EL6.EHE. 2023-12-24T22:21:05.61 1.0 undecidable manual S 348 39.4272 91 0.21 23
IV.GIGS.HHZ. 2023-12-24T22:21:04.03 3.0 negative manual P -0.42 0
IV.TERO.HHZ. 2023-12-24T22:21:01.52 3.0 negative manual P -0.6 0
IV.CESI.HHZ. 2023-12-24T22:21:01.42 0.1 undecidable manual S 276 24.2535 93 0.07 97
IV.RM33.EHZ. 2023-12-24T22:21:01.75 3.0 undecidable manual P -0.29 0
IV.MML1.EHZ. 2023-12-24T22:21:01.12 0.1 undecidable manual S 308 23.754 93 -0.09 97
IV.ATCC.EHZ. 2023-12-24T22:21:01.60 3.0 positive manual P -0.3 0
IV.CING.HHZ. 2023-12-24T22:21:00.48 3.0 negative manual P -0.56 0
IV.SAP2.EHZ. 2023-12-24T22:21:00.73 0.6 undecidable manual S 51 20.4684 94 0.4 46
IV.OFFI.HHZ. 2023-12-24T22:21:00.72 3.0 negative manual P 0.34 0
IT.MTCL.HGZ. 2023-12-24T22:20:59.19 0.3 undecidable manual S 275 16.4724 99 -0.1 74
IV.MNTT.EHZ. 2023-12-24T22:20:59.46 3.0 positive manual P 0.07 0
IV.EL6.EHE. 2023-12-24T22:20:59.94 0.1 undecidable manual P 348 39.4272 91 0.03 95
IV.NRCA.HNZ. 2023-12-24T22:20:59.46 0.1 undecidable manual S 204 17.871 97 -0.19 96
IV.SMA1.EHZ. 2023-12-24T22:20:59.83 3.0 positive manual P -0.28 0
IV.LNSS.HHZ. 2023-12-24T22:20:59.65 3.0 positive manual P -0.91 0
IV.FEMA.HNZ. 2023-12-24T22:20:58.52 0.1 undecidable manual S 260 12.5763 112 0.26 95
IV.MMO1.EHZ. 2023-12-24T22:20:58.38 0.1 undecidable manual S 132 13.5753 108 -0.14 97
7F.SIB3.EHZ. 2023-12-24T22:20:58.18 0.6 undecidable manual S 155 12.9759 110 -0.2 48
7F.SIB2.EHZ. 2023-12-24T22:20:58.07 0.6 undecidable manual S 140 12.9759 111 -0.3 47
7F.SIB1.EHZ. 2023-12-24T22:20:58.08 0.6 undecidable manual S 150 11.0778 119 0.17 49
IV.MML1.EHZ. 2023-12-24T22:20:57.42 0.1 undecidable manual P 308 23.754 93 -0.07 98
IV.MF5.EHZ. 2023-12-24T22:20:57.26 0.1 positive manual P 88 20.868 94 0.21 96
IV.MC2.EHZ. 2023-12-24T22:20:57.58 0.3 undecidable manual S 188 7.7811 135 0.36 71
IV.FDMO.HHZ. 2023-12-24T22:20:57.70 0.6 undecidable manual S 303 11.1777 119 -0.22 49
IV.CSP1.EHZ. 2023-12-24T22:20:57.97 0.1 undecidable manual S 1 12.2766 114 -0.22 97
IV.CESI.HHZ. 2023-12-24T22:20:57.55 0.1 positive manual P 276 24.2535 93 -0.02 98
IV.SAP2.EHZ. 2023-12-24T22:20:57.04 0.1 undecidable manual P 51 20.4684 94 0.06 99
IT.MTCL.HGZ. 2023-12-24T22:20:56.34 0.1 undecidable manual P 275 16.4724 99 -0.03 100
IV.NRCA.HNZ. 2023-12-24T22:20:56.53 0.3 undecidable manual P 204 17.871 97 -0.05 74
IV.FDMO.HHZ. 2023-12-24T22:20:55.53 0.1 undecidable manual P 303 11.1777 119 -0.06 100
7F.SIB1.EHZ. 2023-12-24T22:20:55.69 0.1 undecidable manual P 150 11.0778 119 0.1 99
IV.CSP1.EHZ. 2023-12-24T22:20:55.70 0.1 undecidable manual P 1 12.2766 114 -0.04 100
IV.FEMA.HNZ. 2023-12-24T22:20:55.92 0.1 undecidable manual P 260 12.5763 112 0.13 98
IV.MMO1.EHZ. 2023-12-24T22:20:55.75 0.6 undecidable manual P 132 13.5753 108 -0.19 48
IV.MC2.EHZ. 2023-12-24T22:20:55.41 0.1 undecidable manual P 188 7.7811 135 0.22 97
7F.SIB3.EHZ. 2023-12-24T22:20:55.76 0.1 undecidable manual P 155 12.9759 110 -0.1 98
7F.SIB2.EHZ. 2023-12-24T22:20:55.77 0.1 undecidable manual P 140 12.9759 111 -0.08 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:1.9 0.0008425 0.4 AML other m 2023-12-24T22:20:58.42
IV.CSP1.EHE. ML:1.9 0.000775 0.54 AML other m 2023-12-24T22:20:58.22
IV.MML1.EHN. ML:1.9 0.0005015 0.26 AML other m 2023-12-24T22:21:01.46
IV.MML1.HNN. ML:1.9 0.0005155000000000001 0.26 AML other m 2023-12-24T22:21:01.46
IV.CESI.HHE. ML:1.8 0.000368 0.76 AML other m 2023-12-24T22:21:01.53
IV.CESI.HHN. ML:1.8 0.0003855 1.04 AML other m 2023-12-24T22:21:01.68
IV.MML1.EHE. ML:1.6 0.00023299999999999997 0.64 AML other m 2023-12-24T22:21:01.82
IV.MML1.HNE. ML:1.6 0.00023500000000000002 1.64 AML other m 2023-12-24T22:21:01.82
IV.MNTT.EHE. ML:1.9 0.00034950000000000004 0.4 AML other m 2023-12-24T22:21:05.54
IV.MNTT.EHN. ML:1.8 0.0002935 0.28 AML other m 2023-12-24T22:21:06.25
IV.LNSS.HHE. ML:1.6 0.0001265 0.78 AML other m 2023-12-24T22:21:08.65
IV.LNSS.HHN. ML:1.8 0.00016949999999999997 0.74 AML other m 2023-12-24T22:21:08.69
IV.ATCC.EHN. ML:1.5 0.00008494999999999999 0.52 AML other m 2023-12-24T22:21:09.68
IV.ATCC.EHE. ML:1.6 0.00009460000000000001 0.16 AML other m 2023-12-24T22:21:09.62
IV.TERO.HHE. ML:1.5 0.0000765 1.5 AML other m 2023-12-24T22:21:09.99
IV.TERO.HHN. ML:1.4 0.0000608 0.98 AML other m 2023-12-24T22:21:11.93
IV.OFFI.HHN. ML:1.6 0.0001515 1.5 AML other m 2023-12-24T22:21:12.75
IV.OFFI.HHE. ML:1.7 0.000184 1.14 AML other m 2023-12-24T22:21:12.82
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