Earthquake with magnitude of ML 1.1 on date 29-07-2021 and time 01:13:21 (Italy) in region 5 km NW Castelluccio Superiore (PZ)

A magnitude ML 1.1 earthquake occured in region: 5 km NW Castelluccio Superiore (PZ), on

  • 28-07-2021 23:13:21 (UTC)
  • 29-07-2021 01:13:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.0400, 15.9390 at 11 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
Castelluccio Superiore PZ 5 824 824
Castelluccio Inferiore PZ 5 2131 2955
Latronico PZ 8 4556 7511
Lauria PZ 9 12919 20430
Laino Borgo CS 10 1921 22351
Laino Castello CS 12 848 23199
Nemoli PZ 12 1495 24694
Rotonda PZ 13 3494 28188
Trecchina PZ 14 2316 30504
Episcopia PZ 14 1434 31938
Viggianello PZ 15 3025 34963
Castelsaraceno PZ 15 1384 36347
Aieta CS 16 823 37170
Rivello PZ 16 2767 39937
Mormanno CS 17 3027 42964
Carbone PZ 17 638 43602
San Severino Lucano PZ 18 1563 45165
Lagonegro PZ 18 5584 50749
Maratea PZ 19 5139 55888
Papasidero CS 19 734 56622
Tortora CS 19 6187 62809

Municipalities with at least 50000 inhabitants

An earthquake occurred to
68 Km S of Potenza (67122 inhabitants)
87 Km NW of Cosenza (67546 inhabitants)
90 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 1.1 2021-07-28
23:13:21
40.0395 15.9388 11 2021-12-29
11:12:51
Bollettino Sismico Italiano INGV 97366321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-28 23:13:21 ± 0.06
Latitude 40.0395 ± 0.0027
Longitude 15.9388 ± 0.0059
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97366321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 505
Semi-minor axis of confidence ellipse (meter) 160
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 261
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 132
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
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) 0.10522
Epicentral distance of station farthest from the epicenter (degree) 0.51081
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 97366321
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-11-09 17:39:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CET2.HHZ. 2021-07-28T23:13:38.76 0.6 undecidable manual S 179 56.6988 50 -0.28 44
IV.GRIS.EHZ. 2021-07-28T23:13:33.11 0.6 undecidable manual S 192 33.9438 50 0.14 49
IV.MGR.HHZ. 2021-07-28T23:13:33.19 0.6 undecidable manual S 289 34.4433 50 0.08 49
IV.MTSN.HHZ. 2021-07-28T23:13:32.00 0.3 undecidable manual S 328 29.748 50 0.15 73
IV.CET2.HHZ. 2021-07-28T23:13:32.01 0.3 undecidable manual P 179 56.6988 50 0.41 66
IV.MCEL.HHN. 2021-07-28T23:13:32.98 0.6 undecidable manual S 340 33.744 50 0.07 49
IV.SCHR.EHZ. 2021-07-28T23:13:29.44 0.6 undecidable manual S 33 21.1677 50 -0.12 50
IV.MGR.HHZ. 2021-07-28T23:13:28.06 0.3 undecidable manual P 289 34.4433 50 -0.11 72
IV.MMN.HHZ. 2021-07-28T23:13:28.78 0.6 undecidable manual S 165 17.0718 50 0.32 47
IV.MCEL.HHN. 2021-07-28T23:13:28.01 0.3 undecidable manual P 340 33.744 50 -0.05 74
IV.SIRI.HHZ. 2021-07-28T23:13:28.69 0.6 undecidable manual S 339 16.9719 50 0.26 48
IV.GRIS.EHZ. 2021-07-28T23:13:28.00 0.3 undecidable manual P 192 33.9438 50 -0.1 73
IV.MTSN.HHZ. 2021-07-28T23:13:27.44 0.3 undecidable manual P 328 29.748 50 -0.01 75
MN.CUC.HHZ. 2021-07-28T23:13:26.72 0.6 undecidable manual S 244 11.6772 133 -0.28 49
IV.SIRI.HHZ. 2021-07-28T23:13:25.53 0.1 undecidable manual P 339 16.9719 50 0.06 100
IV.SCHR.EHZ. 2021-07-28T23:13:25.95 0.1 undecidable manual P 33 21.1677 50 -0.18 99
IV.MMN.HHZ. 2021-07-28T23:13:25.47 0.3 undecidable manual P 165 17.0718 50 -0.02 76
MN.CUC.HHZ. 2021-07-28T23:13:24.51 0.3 undecidable manual P 244 11.6772 133 -0.14 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.CUC.HHN. ML:1.0 0.00010085 0.46 AML other m 2021-07-28T23:13:26.93
MN.CUC.HHE. ML:1.2 0.0001705 0.46 AML other m 2021-07-28T23:13:27.39
IV.SIRI.HHE. ML:1.0 0.00009065 1.82 AML other m 2021-07-28T23:13:28.95
IV.MMN.HHN. ML:1.6 0.000298 1.52 AML other m 2021-07-28T23:13:29.98
IV.SIRI.HNE. ML:1.4 0.00019600000000000002 1.1 AML other m 2021-07-28T23:13:29.31
IV.SIRI.HNN. ML:1.4 0.00019 0.9 AML other m 2021-07-28T23:13:29.32
IV.SIRI.HHN. ML:1.3 0.0001665 0.58 AML other m 2021-07-28T23:13:29.32
IV.SCHR.EHN. ML:0.9 0.00005395 0.86 AML other m 2021-07-28T23:13:29.99
IV.SCHR.EHE. ML:0.8 0.0000445 0.74 AML other m 2021-07-28T23:13:30.66
IV.MMN.HHE. ML:1.4 0.00023299999999999997 1.38 AML other m 2021-07-28T23:13:30.07
IV.MTSN.HHE. ML:1.1 0.00006035 0.36 AML other m 2021-07-28T23:13:32.79
IV.MTSN.HHN. ML:1.1 0.000059050000000000006 0.8 AML other m 2021-07-28T23:13:33.12
IV.GRIS.EHE. ML:0.8 0.0000275 0.48 AML other m 2021-07-28T23:13:33.68
IV.MGR.HHN. ML:1.0 0.00003775 0.42 AML other m 2021-07-28T23:13:33.87
IV.MGR.HHE. ML:1.0 0.000043950000000000004 0.3 AML other m 2021-07-28T23:13:33.74
IV.GRIS.EHN. ML:0.9 0.000027700000000000002 0.44 AML other m 2021-07-28T23:13:34.33
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