Earthquake with magnitude of ML 1.0 on date 31-12-2023 and time 17:44:51 (UTC) in region 5 km SW Serra Sant'Abbondio (PU)

A magnitude ML 1.0 earthquake occured in region: 5 km SW Serra Sant'Abbondio (PU), on

  • 31-12-2023 17:44:51 (UTC)
  • 31-12-2023 18:44:51 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4490, 12.7510 at 17 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
Serra Sant'Abbondio PU 5 1027 1027
Frontone PU 7 1300 2327
Scheggia e Pascelupo PG 8 1393 3720
Sassoferrato AN 9 7285 11005
Cantiano PU 10 2245 13250
Costacciaro PG 10 1216 14466
Sigillo PG 13 2404 16870
Cagli PU 14 8731 25601
Pergola PU 15 6333 31934
Genga AN 15 1797 33731
Arcevia AN 16 4612 38343
Fossato di Vico PG 17 2840 41183
Gubbio PG 17 32216 73399
Fabriano AN 18 31480 104879
Acqualagna PU 20 4393 109272

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km NE of Perugia (166134 inhabitants)
49 Km SW of Fano (60888 inhabitants)
53 Km S of Pesaro (94582 inhabitants)
55 Km N of Foligno (57155 inhabitants)
65 Km W of Ancona (100861 inhabitants)
70 Km S of Rimini (147750 inhabitants)
70 Km E of Arezzo (99543 inhabitants)
87 Km SE of Cesena (96758 inhabitants)
99 Km N of Terni (111501 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 1.0 2023-12-31
17:44:51
43.4492 12.7508 17 2023-12-31
17:51:37
Sala Sismica INGV-Roma 124382971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-31 17:44:51 ± 0.11
Latitude 43.4492 ± 0.0036
Longitude 12.7508 ± 0.0062
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124382971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 533
Semi-minor axis of confidence ellipse (meter) 210
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 51
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 75
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.47934
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 124382971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-31 17:51:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.CGL1.HHZ. 2023-12-31T17:46:36.47 3.0 undecidable manual Sn -2.85 0
IV.CRND.HNZ. 2023-12-31T17:46:12.39 3.0 undecidable manual Sg 6.46 0
GU.MAIM.HHZ. 2023-12-31T17:45:53.97 3.0 undecidable manual Sg 5.76 0
IV.ACER.HHZ. 2023-12-31T17:45:44.58 3.0 positive manual Pg 8.71 0
GU.GRAM.HHZ. 2023-12-31T17:45:36.03 3.0 negative manual Pg 8.52 0
IV.LRP.EHZ. 2023-12-31T17:45:36.09 3.0 undecidable manual S -0.31 0
IV.ZCCA.HHZ. 2023-12-31T17:45:16.38 3.0 undecidable manual Pn -2.56 0
IV.CERA.HNZ. 2023-12-31T17:45:15.39 3.0 undecidable manual Pg -0.29 0
IV.LRP.EHZ. 2023-12-31T17:45:13.90 3.0 undecidable manual P 0.21 0
IV.FDMO.HHZ. 2023-12-31T17:45:08.33 0.3 undecidable manual S 149 53.2023 98 0.49 63
IV.ATCC.EHZ. 2023-12-31T17:45:02.29 0.3 undecidable manual S 197 30.6471 107 0.37 67
IV.CAMP.HHZ. 2023-12-31T17:45:01.48 3.0 negative manual P 2.21 0
IV.SNTG.HHZ. 2023-12-31T17:45:01.16 0.6 undecidable manual S 145 26.4513 111 0.3 46
IV.ATPI.EHZ. 2023-12-31T17:45:01.54 0.6 undecidable manual S 270 28.0497 109 0.26 45
IV.NARO.HHZ. 2023-12-31T17:45:00.05 0.6 undecidable manual S 323 22.5552 115 0.14 47
IV.FDMO.HHZ. 2023-12-31T17:45:00.37 0.1 undecidable manual P 149 53.2023 98 -0.38 86
IV.PIEI.HHZ. 2023-12-31T17:44:59.02 0.6 undecidable manual S 299 19.869 120 -0.25 47
IV.FOSV.EHZ. 2023-12-31T17:44:58.16 0.3 undecidable manual S 177 17.1717 125 -0.5 66
IV.ATFO.HHZ. 2023-12-31T17:44:58.41 0.6 undecidable manual S 238 17.0718 125 -0.24 47
IV.ARVD.HHZ. 2023-12-31T17:44:58.63 0.3 undecidable manual S 70 16.2726 127 0.16 73
IV.ATCC.EHZ. 2023-12-31T17:44:57.26 0.1 undecidable manual P 197 30.6471 107 -0.07 96
IV.ATPI.EHZ. 2023-12-31T17:44:57.02 0.6 negative manual P 270 28.0497 109 0.06 47
IV.FRON.EHZ. 2023-12-31T17:44:56.79 0.6 undecidable manual S 345 7.881 150 -0.18 48
IV.NARO.HHZ. 2023-12-31T17:44:56.23 0.3 undecidable manual P 323 22.5552 115 0.06 72
IV.SNTG.HHZ. 2023-12-31T17:44:56.55 0.1 undecidable manual P 145 26.4513 111 -0.17 94
IV.MPAG.EHZ. 2023-12-31T17:44:56.03 0.6 positive manual P 2 19.9689 119 0.21 47
IV.PIEI.HHZ. 2023-12-31T17:44:55.69 0.1 undecidable manual P 299 19.869 120 -0.11 97
IV.FOSV.EHZ. 2023-12-31T17:44:55.23 0.1 undecidable manual P 177 17.1717 125 -0.22 94
IV.ATFO.HHZ. 2023-12-31T17:44:55.80 0.1 undecidable manual P 238 17.0718 125 0.36 91
IV.ARVD.HHZ. 2023-12-31T17:44:55.37 0.1 undecidable manual P 70 16.2726 127 0.03 99
IV.FRON.EHZ. 2023-12-31T17:44:54.51 0.1 negative manual P 345 7.881 150 0.04 100
IV.SSFR.HHZ. 2023-12-31T17:44:50.76 3.0 undecidable manual P -1.81 0
IV.GUMA.HHZ. 2023-12-31T17:44:49.64 3.0 undecidable manual S -2.58 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FRON.EHN. ML:1.0 0.0001047 0.84 AML other m 2023-12-31T17:44:57.08
IV.FRON.EHE. ML:0.8 0.00005915 0.42 AML other m 2023-12-31T17:44:57.13
IV.ATFO.HHN. ML:0.0 0.0000896 0.48 AML other m 2023-12-31T17:44:58.68
IV.ATFO.HHE. ML:0.0 0.00008405 1.44 AML other m 2023-12-31T17:44:59.16
IV.PIEI.HHN. ML:1.1 0.00006835 0.24 AML other m 2023-12-31T17:44:59.19
IV.PIEI.HHE. ML:1.1 0.000073 0.2 AML other m 2023-12-31T17:44:59.31
IV.NARO.HHE. ML:1.2 0.00007895000000000001 0.08 AML other m 2023-12-31T17:45:00.30
IV.NARO.HHN. ML:1.0 0.000054900000000000006 0.78 AML other m 2023-12-31T17:45:01.01
IV.FOSV.EHN. ML:1.0 0.00006125908 0.1664 AML other m 2023-12-31T17:44:58.39
IV.FOSV.EHE. ML:0.8 0.0000461 0.06 AML other m 2023-12-31T17:45:07.34
IV.ARVD.HHN. ML:0.9 0.000053234585 0.128 AML other m 2023-12-31T17:44:58.83
IV.ARVD.HHE. ML:0.4 0.000018813845000000002 0.0896 AML other m 2023-12-31T17:44:59.44
IV.ATPI.EHE. ML:0.6 0.00002098991 1.6512 AML other m 2023-12-31T17:45:01.84
IV.ATPI.EHN. ML:0.5 0.000016424939 0.1408 AML other m 2023-12-31T17:45:01.73
IV.ATCC.EHE. ML:1.2 0.000068385055 0.2816 AML other m 2023-12-31T17:45:02.28
IV.ATCC.EHN. ML:1.0 0.00004146370000000001 0.1536 AML other m 2023-12-31T17:45:02.22
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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