Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 03-12-2019 and time 00:56:50 (Italy) in region San Chirico Nuovo (PZ)

A magnitude ML 1.7 earthquake occured in region: San Chirico Nuovo (PZ), on

  • 02-12-2019 23:56:50 (UTC)
  • 03-12-2019 00:56:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.6780, 16.0830 at 24 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
San Chirico Nuovo PZ 0 1368 1368
Tolve PZ 6 3251 4619
Tricarico MT 8 5388 10007
Albano di Lucania PZ 11 1435 11442
Campomaggiore PZ 12 811 12253
Oppido Lucano PZ 13 3813 16066
Trivigno PZ 13 678 16744
Calciano MT 14 777 17521
Vaglio Basilicata PZ 14 2047 19568
Brindisi Montagna PZ 14 908 20476
Cancellara PZ 15 1309 21785
Irsina MT 16 4960 26745
Castelmezzano PZ 17 800 27545
Acerenza PZ 18 2402 29947
Grassano MT 18 5189 35136
Oliveto Lucano MT 18 450 35586
Pietrapertosa PZ 18 1032 36618
Pietragalla PZ 19 4160 40778
Garaguso MT 19 1073 41851
Genzano di Lucania PZ 20 5750 47601

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km E of Potenza (67122 inhabitants)
43 Km W of Altamura (70396 inhabitants)
44 Km W of Matera (60436 inhabitants)
64 Km S of Andria (100440 inhabitants)
67 Km S of Cerignola (58396 inhabitants)
71 Km SW of Bitonto (55540 inhabitants)
72 Km SW of Trani (56217 inhabitants)
72 Km SW of Bisceglie (55422 inhabitants)
73 Km SW of Molfetta (59874 inhabitants)
73 Km S of Barletta (94814 inhabitants)
83 Km SW of Bari (326344 inhabitants)
93 Km E of Battipaglia (50786 inhabitants)
98 Km SE of Foggia (151991 inhabitants)
100 Km W of Taranto (201100 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 1.7 2019-12-02
23:56:50		 40.6777 16.0828 24 2020-02-28
16:42:12		 Bollettino Sismico Italiano INGV 74555661
Reviewed
Rev100 		ML 1.8 2019-12-02
23:56:50		 40.6617 16.0783 11 2019-12-03
00:10:40		 Sala Sismica INGV-Roma 74262161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-02 23:56:50 ± 0.21
Latitude 40.6777 ± 0.0054
Longitude 16.0828 ± 0.0095
Depth (km) 24 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 74555661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 790
Semi-minor axis of confidence ellipse (meter) 124
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 260
Circular confidence region, given by single value of horizontal uncertainty (meter) 790.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.15199
Epicentral distance of station farthest from the epicenter (degree) 0.82468
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 74262161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-03 00:10:40

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 74555661
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-08 12:07:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SIRI.HHZ. 2019-12-02T23:57:08.78 0.3 undecidable manual S 198 57.8976 105 0.38 67
IV.SCHR.EHZ. 2019-12-02T23:57:07.54 0.6 undecidable manual S 181 53.1024 107 0.38 45
IV.SALB.HHZ. 2019-12-02T23:57:05.54 0.3 undecidable manual P 166 91.5417 99 -0.18 66
IV.MCEL.HHZ. 2019-12-02T23:57:05.49 0.6 undecidable manual S 211 45.7209 110 0.19 47
IV.PALZ.HHE. 2019-12-02T23:57:02.31 0.6 undecidable manual S 341 31.3464 120 0.51 46
IV.MIGL.HHZ. 2019-12-02T23:57:01.77 0.6 undecidable manual S 105 31.2465 120 -0.01 51
IV.SIRI.HHZ. 2019-12-02T23:57:00.17 0.1 negative manual P 198 57.8976 105 -0.47 88
IV.SLCN.HHZ. 2019-12-02T23:56:59.36 0.3 undecidable manual P 230 49.617 108 -0.05 73
IV.SCHR.EHZ. 2019-12-02T23:56:59.71 0.1 undecidable manual P 181 53.1024 107 -0.22 94
IV.CRAC.EHE. 2019-12-02T23:56:59.02 0.1 undecidable manual P 138 44.3223 111 0.38 92
IV.ACER.HHZ. 2019-12-02T23:56:58.32 0.6 undecidable manual S 316 16.872 140 -0.49 47
IV.MCEL.HHZ. 2019-12-02T23:56:58.54 0.3 undecidable manual P 211 45.7209 110 -0.32 70
IV.MRVN.HHZ. 2019-12-02T23:56:58.87 0.6 undecidable manual P 13 43.5231 111 0.32 47
IV.PALZ.HHE. 2019-12-02T23:56:56.75 0.1 negative manual P 341 31.3464 120 -0.08 99
IV.PZUN.HHZ. 2019-12-02T23:56:56.43 0.3 undecidable manual P 261 23.4543 129 0.59 67
IV.MIGL.HHZ. 2019-12-02T23:56:56.64 0.1 positive manual P 105 31.2465 120 -0.18 98
IV.ACER.HHZ. 2019-12-02T23:56:54.92 0.1 positive manual P 316 16.872 140 -0.19 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ACER.HHN. ML:2.0 0.0005660229 0.4608 AML other m 2019-12-02T23:56:58.74
IV.ACER.HNN. ML:2.0 0.0005419802499999999 0.4608 AML other m 2019-12-02T23:56:58.74
IV.ACER.HNE. ML:2.0 0.00064423455 0.2688 AML other m 2019-12-02T23:56:58.75
IV.ACER.HHE. ML:2.1 0.0007034266 0.2688 AML other m 2019-12-02T23:56:58.75
IV.MRVN.HHE. ML:1.0 0.00003194786826 44.4416 AML other m 2019-12-02T23:56:58.78
IV.MRVN.HHN. ML:1.0 0.000027215114999999997 1.5104 AML other m 2019-12-02T23:56:58.04
IV.MIGL.HHN. ML:1.8 0.00023573865 0.1536 AML other m 2019-12-02T23:57:02.03
IV.SIRI.HNE. ML:1.8 0.00014120037499999998 0.64 AML other m 2019-12-02T23:57:02.16
IV.MIGL.HHE. ML:1.9 0.00026555554999999997 1.2544 AML other m 2019-12-02T23:57:04.62
IV.SALB.HHE. ML:1.3 0.00002192717 1.536 AML other m 2019-12-02T23:57:05.28
IV.MCEL.HNN. ML:1.6 0.000096344175 0.384 AML other m 2019-12-02T23:57:05.49
IV.MCEL.HNE. ML:1.4 0.000066920235 0.2304 AML other m 2019-12-02T23:57:05.74
IV.MCEL.HHE. ML:1.4 0.00007201882 0.256 AML other m 2019-12-02T23:57:05.74
IV.MCEL.HHN. ML:1.6 0.00009865676599999999 0.1408 AML other m 2019-12-02T23:57:06.36
IV.SLCN.HHN. ML:1.4 0.00006025870499999999 0.2304 AML other m 2019-12-02T23:57:08.14
IV.SCHR.EHE. ML:1.4 0.00005782088499999999 0.192 AML other m 2019-12-02T23:57:08.49
IV.SCHR.EHN. ML:1.2 0.000035403765 0.2688 AML other m 2019-12-02T23:57:09.93
IV.SIRI.HNN. ML:1.9 0.00017166335 0.1792 AML other m 2019-12-02T23:57:09.99
IV.SIRI.HHN. ML:1.9 0.00015955134999999997 0.1792 AML other m 2019-12-02T23:57:10.08
IV.SIRI.HHE. ML:1.7 0.000094399205 0.2048 AML other m 2019-12-02T23:57:10.78
IV.SLCN.HHE. ML:1.6 0.00009363811 0.32 AML other m 2019-12-02T23:57:11.57
IV.SLCN.HNE. ML:1.7 0.0001194536 0.7296 AML other m 2019-12-02T23:57:16.74
IV.SLCN.HNN. ML:1.9 0.000189765825 0.7552 AML other m 2019-12-02T23:57:17.20
IV.SALB.HHN. ML:1.5 0.000034089035 1.472 AML other m 2019-12-02T23:57:29.00
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