Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 19-12-2020 and time 01:22:54 (Italy) in region 2 km E Scheggia e Pascelupo (PG)

A magnitude ML 1.1 earthquake occured in region: 2 km E Scheggia e Pascelupo (PG), on

  • 19-12-2020 00:22:54 (UTC)
  • 19-12-2020 01:22:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4130, 12.6930 at 14 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Scheggia e Pascelupo PG 2 1393 1393
Costacciaro PG 6 1216 2609
Cantiano PU 9 2245 4854
Sigillo PG 10 2404 7258
Serra Sant'Abbondio PU 11 1027 8285
Gubbio PG 11 32216 40501
Frontone PU 12 1300 41801
Sassoferrato AN 14 7285 49086
Fossato di Vico PG 14 2840 51926
Cagli PU 15 8731 60657
Fabriano AN 19 31480 92137
Genga AN 20 1797 93934

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km NE of Perugia (166134 inhabitants)
51 Km N of Foligno (57155 inhabitants)
55 Km SW of Fano (60888 inhabitants)
58 Km SW of Pesaro (94582 inhabitants)
66 Km E of Arezzo (99543 inhabitants)
71 Km W of Ancona (100861 inhabitants)
73 Km S of Rimini (147750 inhabitants)
88 Km SE of Cesena (96758 inhabitants)
95 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
Bulletin
Rev1000 		ML 1.1 2020-12-19
00:22:54		 43.4128 12.6927 14 2021-02-26
14:56:11		 Bollettino Sismico Italiano INGV 85597841
Reviewed
Rev100 		ML 1.2 2020-12-19
00:22:54		 43.4155 12.6977 13 2020-12-19
00:31:28		 Sala Sismica INGV-Roma 85530671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-12-19 00:22:54 ± 0.04
Latitude 43.4128 ± 0.0018
Longitude 12.6927 ± 0.0025
Depth (km) 14 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85597841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 200
Semi-minor axis of confidence ellipse (meter) 49
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 220
Circular confidence region, given by single value of horizontal uncertainty (meter) 200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 35
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 49
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.01169
Epicentral distance of station farthest from the epicenter (degree) 0.49193
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 85530671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-12-19 00:31:28

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 85597841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-21 10:48:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2020-12-19T00:23:11.54 0.3 undecidable manual S 131 54.6009 94 0.13 67
IV.FDMO.HHZ. 2020-12-19T00:23:11.11 0.6 undecidable manual S 142 52.503 94 0.25 44
IV.ASSB.HHZ. 2020-12-19T00:23:08.03 0.3 undecidable manual S 184 41.1255 95 0.19 68
IV.CRTC.HNE. 2020-12-19T00:23:07.99 0.3 undecidable manual S 21 42.3243 95 -0.15 68
IV.MML1.HNE. 2020-12-19T00:23:07.61 0.3 undecidable manual S 146 40.1265 96 0.05 70
IV.PE3.EHZ. 2020-12-19T00:23:06.49 0.3 undecidable manual S 333 35.1426 97 0.25 68
IV.EL6.EHZ. 2020-12-19T00:23:06.27 0.1 undecidable manual S 106 34.2435 97 0.26 91
IV.APEC.HHZ. 2020-12-19T00:23:04.40 0.3 undecidable manual S 306 27.2505 100 0.24 69
IV.CSP1.EHZ. 2020-12-19T00:23:04.23 0.6 undecidable manual P 131 54.6009 94 0.02 46
IV.NARO.HHZ. 2020-12-19T00:23:03.13 0.1 undecidable manual S 338 23.754 103 -0.11 95
IV.FDMO.HHZ. 2020-12-19T00:23:03.71 0.3 undecidable manual P 142 52.503 94 -0.18 67
IV.MPAG.EHZ. 2020-12-19T00:23:03.39 0.3 undecidable manual S 13 24.5532 102 -0.07 72
IV.ATLO.EHZ. 2020-12-19T00:23:03.42 0.3 undecidable manual S 245 25.4523 102 -0.26 69
IV.MMUR.HNZ. 2020-12-19T00:23:03.63 0.3 undecidable manual S 82 24.753 102 0.13 71
IV.SNTG.HHZ. 2020-12-19T00:23:03.88 0.3 undecidable manual S 131 26.5512 101 -0.1 71
IV.ATPI.EHZ. 2020-12-19T00:23:03.00 0.3 undecidable manual S 280 23.754 103 -0.25 70
IV.ATCC.EHZ. 2020-12-19T00:23:03.95 0.3 undecidable manual S 190 25.6521 101 0.22 69
IV.ASSB.HHZ. 2020-12-19T00:23:02.03 0.3 undecidable manual P 184 41.1255 95 -0.11 69
IV.ATVO.HHZ. 2020-12-19T00:23:02.81 0.3 undecidable manual S 262 23.3544 104 -0.32 69
IV.MURB.HHZ. 2020-12-19T00:23:02.61 0.3 undecidable manual S 219 21.4674 106 -0.04 73
IV.ATPC.HHZ. 2020-12-19T00:23:02.68 0.6 undecidable manual S 292 20.4684 107 0.3 46
IV.CRTC.HNE. 2020-12-19T00:23:02.24 0.3 undecidable manual P 21 42.3243 95 -0.08 69
IV.ARVD.HHZ. 2020-12-19T00:23:02.85 0.3 undecidable manual S 65 22.1556 105 0.02 73
IV.COR1.HNN. 2020-12-19T00:23:01.07 0.6 undecidable manual P 45 34.6431 97 -0.08 47
IV.ATBU.EHZ. 2020-12-19T00:23:01.01 0.3 undecidable manual S 301 13.5753 122 0.29 70
IV.PE3.EHZ. 2020-12-19T00:23:01.51 0.3 undecidable manual P 333 35.1426 97 0.29 67
IV.MML1.HNE. 2020-12-19T00:23:01.69 0.3 undecidable manual P 146 40.1265 96 -0.29 67
IV.ATFO.HHZ. 2020-12-19T00:23:00.14 0.3 undecidable manual S 242 11.0778 131 -0.03 74
IV.APEC.HHZ. 2020-12-19T00:23:00.13 0.3 undecidable manual P 306 27.2505 100 0.11 71
IV.FOSV.EHZ. 2020-12-19T00:23:00.69 0.3 undecidable manual S 157 14.1747 121 -0.17 71
IV.EL6.EHZ. 2020-12-19T00:23:00.92 1.0 negative manual P 106 34.2435 97 -0.16 23
IV.MURB.HHZ. 2020-12-19T00:22:59.26 0.1 undecidable manual P 219 21.4674 106 0.11 95
IV.SNTG.HHZ. 2020-12-19T00:22:59.76 0.3 undecidable manual P 131 26.5512 101 -0.16 70
IV.SSFR.HHZ. 2020-12-19T00:22:59.50 0.3 undecidable manual S 70 7.6812 143 -0.06 74
IV.ATPI.EHZ. 2020-12-19T00:22:59.36 0.3 undecidable manual P 280 23.754 103 -0.13 71
IV.ATCC.EHZ. 2020-12-19T00:22:59.86 0.1 undecidable manual P 190 25.6521 101 0.09 95
IV.ARVD.HHZ. 2020-12-19T00:22:59.20 0.1 undecidable manual P 65 22.1556 105 -0.05 96
IV.ATVO.HHZ. 2020-12-19T00:22:59.34 0.3 undecidable manual P 262 23.3544 104 -0.08 72
IV.NARO.HHZ. 2020-12-19T00:22:59.25 0.3 undecidable manual P 338 23.754 103 -0.24 70
IV.MPAG.EHZ. 2020-12-19T00:22:59.47 0.3 undecidable manual P 13 24.5532 102 -0.15 71
IV.ATLO.EHZ. 2020-12-19T00:22:59.73 0.3 undecidable manual P 245 25.4523 102 -0.01 73
IV.MMUR.HNZ. 2020-12-19T00:22:59.71 0.3 undecidable manual P 82 24.753 102 0.07 72
IV.ATPC.HHZ. 2020-12-19T00:22:58.93 0.3 undecidable manual P 292 20.4684 107 -0.06 73
IV.ATBU.EHZ. 2020-12-19T00:22:58.23 0.3 undecidable manual P 301 13.5753 122 0.2 71
IV.ATSC.EHZ. 2020-12-19T00:22:58.98 0.3 undecidable manual S 338 1.2987 173 0.05 76
IV.FOSV.EHZ. 2020-12-19T00:22:57.95 0.1 undecidable manual P 157 14.1747 121 -0.17 96
IV.ATSC.EHZ. 2020-12-19T00:22:57.07 0.3 undecidable manual P 338 1.2987 173 0.07 75
IV.SSFR.HHZ. 2020-12-19T00:22:57.38 0.1 undecidable manual P 70 7.6812 143 0.02 100
IV.ATFO.HHZ. 2020-12-19T00:22:57.80 0.1 undecidable manual P 242 11.0778 131 0.08 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHN. ML:1.6 0.000435 0.28 AML other m 2020-12-19T00:23:00.36
IV.ATFO.HHE. ML:1.6 0.00036750000000000004 0.6 AML other m 2020-12-19T00:23:00.86
IV.FOSV.EHN. ML:0.8 0.00005265 0.18 AML other m 2020-12-19T00:23:00.95
IV.FOSV.EHE. ML:1.0 0.00009409999999999998 1.92 AML other m 2020-12-19T00:23:00.01
IV.ARVD.HHN. ML:0.9 0.0000483 0.38 AML other m 2020-12-19T00:23:03.11
IV.MURB.HHN. ML:1.6 0.00022649999999999998 0.3 AML other m 2020-12-19T00:23:03.42
IV.ATVO.HHE. ML:0.7 0.0000288 0.68 AML other m 2020-12-19T00:23:03.10
IV.ARVD.HHE. ML:1.1 0.00007135 0.1 AML other m 2020-12-19T00:23:03.40
IV.MPAG.EHE. ML:0.8 0.0000354 1.42 AML other m 2020-12-19T00:23:03.73
IV.NARO.HHE. ML:1.3 0.00011549999999999999 0.16 AML other m 2020-12-19T00:23:03.86
IV.ATVO.HHN. ML:0.8 0.00004195 0.86 AML other m 2020-12-19T00:23:03.36
IV.NARO.HHN. ML:1.2 0.0000977 0.6 AML other m 2020-12-19T00:23:03.79
IV.MURB.HHE. ML:1.5 0.00021799999999999999 1.7 AML other m 2020-12-19T00:23:03.02
IV.MPAG.EHN. ML:0.9 0.000041 0.88 AML other m 2020-12-19T00:23:04.56
IV.ATPI.EHE. ML:0.8 0.0000393 1.28 AML other m 2020-12-19T00:23:04.89
IV.SNTG.HHE. ML:1.0 0.000052249999999999996 0.42 AML other m 2020-12-19T00:23:04.49
IV.ATPI.EHN. ML:0.7 0.000029999999999999997 0.66 AML other m 2020-12-19T00:23:04.02
IV.ATCC.EHN. ML:1.2 0.00007785000000000001 0.74 AML other m 2020-12-19T00:23:04.81
IV.SNTG.HHN. ML:1.4 0.00011499999999999999 0.24 AML other m 2020-12-19T00:23:04.58
IV.ATCC.EHE. ML:1.4 0.0001215 0.46 AML other m 2020-12-19T00:23:04.74
IV.ASSB.HHE. ML:1.1 0.000038100000000000005 1.14 AML other m 2020-12-19T00:23:08.19
IV.ASSB.HHN. ML:1.0 0.00003025 0.52 AML other m 2020-12-19T00:23:10.16
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