Earthquake with magnitude of ML 1.3 on date 07-02-2021 and time 01:30:43 (Italy) in region 4 km SE Trecchina (PZ)

A magnitude ML 1.3 earthquake occured in region: 4 km SE Trecchina (PZ), on

  • 07-02-2021 00:30:43 (UTC)
  • 07-02-2021 01:30:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.0080, 15.8220 at 8 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Trecchina PZ 4 2316 2316
Lauria PZ 5 12919 15235
Nemoli PZ 7 1495 16730
Maratea PZ 8 5139 21869
Aieta CS 9 823 22692
Rivello PZ 10 2767 25459
Tortora CS 11 6187 31646
Castelluccio Inferiore PZ 13 2131 33777
Praia a Mare CS 13 6725 40502
Castelluccio Superiore PZ 13 824 41326
Lagonegro PZ 14 5584 46910
Laino Borgo CS 14 1921 48831
Laino Castello CS 15 848 49679
Papasidero CS 17 734 50413
Sapri SA 18 6770 57183
San Nicola Arcella CS 18 1957 59140
Latronico PZ 18 4556 63696
Rotonda PZ 19 3494 67190
Mormanno CS 19 3027 70217
Torraca SA 20 1263 71480

Municipalities with at least 50000 inhabitants

An earthquake occurred to
70 Km S of Potenza (67122 inhabitants)
88 Km NW of Cosenza (67546 inhabitants)
98 Km SE of Battipaglia (50786 inhabitants)
99 Km SW of Matera (60436 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 1.3 2021-02-07
00:30:43
40.0083 15.8225 8 2021-07-12
16:55:06
Bollettino Sismico Italiano INGV 89260771
Reviewed
Rev100
ML 1.2 2021-02-07
00:30:43
40.0142 15.826 7 2021-02-07
00:34:51
Sala Sismica INGV-Roma 86894501
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-07 00:30:43 ± 0.17
Latitude 40.0083 ± 0.0072
Longitude 15.8225 ± 0.0106
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89260771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 877
Semi-minor axis of confidence ellipse (meter) 556
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 68
Circular confidence region, given by single value of horizontal uncertainty (meter) 880.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.01529
Epicentral distance of station farthest from the epicenter (degree) 0.50362
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 89260771
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-04-19 14:04:34

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 86894501
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-07 00:34:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCEL.HHZ. 2021-02-07T00:30:56.53 0.6 undecidable manual S 357 35.1426 103 0.81 38
IV.SCHR.EHZ. 2021-02-07T00:30:53.64 0.6 undecidable manual S 45 30.1476 105 -0.4 44
IV.CMPR.HHZ. 2021-02-07T00:30:53.86 0.3 undecidable manual P 308 55.8996 50 0.22 65
IV.MGR.HHZ. 2021-02-07T00:30:53.03 0.6 undecidable manual S 302 26.9508 106 0.06 47
IV.SLCN.HHZ. 2021-02-07T00:30:51.78 0.3 undecidable manual P 339 45.3213 50 -0.23 66
IV.SIRI.HHZ. 2021-02-07T00:30:51.25 0.6 undecidable manual S 11 19.6692 112 0.68 41
IV.MMN.HHZ. 2021-02-07T00:30:51.03 0.6 undecidable manual S 132 19.3695 112 0.57 43
IV.SCHR.EHZ. 2021-02-07T00:30:49.14 0.3 undecidable manual P 45 30.1476 105 -0.33 67
IV.MCEL.HHZ. 2021-02-07T00:30:49.87 0.3 undecidable manual P 357 35.1426 103 -0.56 62
IV.MGR.HHZ. 2021-02-07T00:30:48.83 0.3 undecidable manual P 302 26.9508 106 -0.01 72
IV.MMN.HHZ. 2021-02-07T00:30:47.50 0.3 undecidable manual P 132 19.3695 112 0.1 71
IV.SIRI.HHZ. 2021-02-07T00:30:47.48 0.1 undecidable manual P 11 19.6692 112 0.02 97
MN.CUC.HHZ. 2021-02-07T00:30:45.79 0.3 undecidable manual S 200 1.6983 168 -0.24 71
MN.CUC.HHZ. 2021-02-07T00:30:44.84 0.1 undecidable manual P 200 1.6983 168 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SIRI.HHN. ML:1.5 0.000236 1.06 AML other m 2021-02-07T00:30:51.72
IV.SIRI.HNN. ML:1.5 0.0002485 1.06 AML other m 2021-02-07T00:30:51.72
IV.MMN.HHE. ML:1.2 0.0001285 1.58 AML other m 2021-02-07T00:30:52.93
IV.MMN.HHN. ML:1.3 0.00017299999999999998 1.82 AML other m 2021-02-07T00:30:53.04
IV.MGR.HHE. ML:1.1 0.00007225000000000001 0.28 AML other m 2021-02-07T00:30:53.64
IV.SIRI.HHE. ML:1.5 0.00022649999999999998 0.2 AML other m 2021-02-07T00:30:53.75
IV.SIRI.HNE. ML:1.4 0.0002195 0.2 AML other m 2021-02-07T00:30:53.65
IV.SCHR.EHN. ML:1.0 0.00004485 0.2 AML other m 2021-02-07T00:30:54.17
IV.SCHR.EHE. ML:1.1 0.000062 0.2 AML other m 2021-02-07T00:30:54.46
IV.MGR.HHN. ML:1.1 0.00006525 1.42 AML other m 2021-02-07T00:30:55.22
IV.MCEL.HHE. ML:1.1 0.0000532 1.42 AML other m 2021-02-07T00:30:57.22
IV.SLCN.HHE. ML:1.3 0.00005985 0.28 AML other m 2021-02-07T00:31:01.37
IV.MCEL.HHN. ML:1.2 0.0000672 0.64 AML other m 2021-02-07T00:31:02.39
IV.SLCN.HHN. ML:1.2 0.000051699999999999996 0.98 AML other m 2021-02-07T00:31:03.73
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