Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 14-03-2021 and time 01:15:02 (Italy) in region 5 km NW Castelsaraceno (PZ)

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

  • 14-03-2021 00:15:02 (UTC)
  • 14-03-2021 01:15:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 40.2020, 15.9660 at 7 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
Castelsaraceno PZ 5 1384 1384
Spinoso PZ 7 1462 2846
San Martino d'Agri PZ 8 801 3647
Sarconi PZ 8 1404 5051
Moliterno PZ 9 4062 9113
San Chirico Raparo PZ 10 1084 10197
Grumento Nova PZ 11 1700 11897
Montemurro PZ 11 1235 13132
Carbone PZ 13 638 13770
Latronico PZ 13 4556 18326
Armento PZ 14 631 18957
Calvera PZ 16 387 19344
Viggiano PZ 16 3329 22673
Gallicchio PZ 18 862 23535
Teana PZ 18 613 24148
Episcopia PZ 18 1434 25582
Castronuovo di Sant'Andrea PZ 19 1067 26649
Lagonegro PZ 19 5584 32233
Missanello PZ 19 566 32799
Fardella PZ 20 627 33426

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km S of Potenza (67122 inhabitants)
75 Km SW of Matera (60436 inhabitants)
86 Km SW of Altamura (70396 inhabitants)
95 Km SE of Battipaglia (50786 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 2021-03-14
00:15:02		 40.2022 15.9655 7 2021-07-12
16:55:09		 Bollettino Sismico Italiano INGV 89600991
Reviewed
Rev100 		ML 1.2 2021-03-14
00:15:02		 40.1952 15.9837 9 2021-03-14
00:27:44		 Sala Sismica INGV-Roma 88097711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-14 00:15:02 ± 0.3
Latitude 40.2022 ± 0.0072
Longitude 15.9655 ± 0.0106
Depth (km) 7 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89600991

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 898
Semi-minor axis of confidence ellipse (meter) 263
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 223
Circular confidence region, given by single value of horizontal uncertainty (meter) 900.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32735
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 89600991
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-04-29 16:39:03

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 88097711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-14 00:27:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HNZ. 2021-03-14T00:16:23.76 3.0 undecidable manual Sg -0.35 0
IV.RIBO.EHZ.01 2021-03-14T00:16:00.48 3.0 undecidable manual Pg 8.64 0
IV.CPGN.EHZ. 2021-03-14T00:15:42.40 3.0 undecidable manual Pn -6.59 0
IV.CSP1.EHZ. 2021-03-14T00:15:33.20 3.0 undecidable manual Pg -2.63 0
IV.SLCN.HNZ. 2021-03-14T00:15:15.28 0.6 undecidable manual S 307 35.0427 102 0.42 44
IV.MMN.HHE. 2021-03-14T00:15:15.40 0.6 undecidable manual S 176 34.6431 102 0.68 40
IV.MGR.HHZ. 2021-03-14T00:15:14.40 0.6 undecidable manual S 259 35.6421 102 -0.68 40
MN.CUC.HHZ. 2021-03-14T00:15:11.96 0.6 undecidable manual S 209 26.3514 105 0.01 49
IV.PTRP.HHN. 2021-03-14T00:15:10.71 0.6 undecidable manual P 13 36.3414 101 0.83 38
IV.MMN.HHE. 2021-03-14T00:15:10.34 0.6 undecidable manual P 176 34.6431 102 0.81 38
IV.MCEL.HHZ. 2021-03-14T00:15:09.80 0.6 undecidable manual S 315 19.4694 111 0.15 48
IV.MGR.HHZ. 2021-03-14T00:15:09.06 0.3 undecidable manual P 259 35.6421 102 -0.68 60
IV.SLCN.HNZ. 2021-03-14T00:15:09.40 0.3 undecidable manual P 307 35.0427 102 -0.22 69
MN.CUC.HHZ. 2021-03-14T00:15:07.68 0.3 undecidable manual P 209 26.3514 105 -0.26 69
IV.MCEL.HHZ. 2021-03-14T00:15:06.66 0.1 undecidable manual P 315 19.4694 111 0.05 98
IV.SCHR.EHZ. 2021-03-14T00:15:06.11 0.6 undecidable manual S 92 9.3795 128 -0.46 46
IV.SIRI.HHZ. 2021-03-14T00:15:06.87 0.6 undecidable manual S 255 8.5803 130 0.51 45
IV.SCHR.EHZ. 2021-03-14T00:15:04.57 0.1 positive manual P 92 9.3795 128 -0.26 95
IV.SIRI.HHZ. 2021-03-14T00:15:04.74 0.1 undecidable manual P 255 8.5803 130 0.03 100
IV.CAFE.HHZ. 2021-03-14T00:15:03.61 3.0 undecidable manual S -0.65 0
IV.MCRV.HHZ. 2021-03-14T00:14:57.98 3.0 undecidable manual P -0.61 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SCHR.EHE. ML:0.9 0.000116093115 0.18 AML other m 2021-03-14T00:15:06.42
IV.SCHR.EHN. ML:1.2 0.00027100000000000003 0.6 AML other m 2021-03-14T00:15:06.68
IV.SIRI.HHE. ML:1.2 0.00028647865 0.32 AML other m 2021-03-14T00:15:07.14
IV.SIRI.HNE. ML:1.2 0.00027983075 0.34 AML other m 2021-03-14T00:15:07.14
IV.SIRI.HHN. ML:1.2 0.0002329909 0.2 AML other m 2021-03-14T00:15:07.47
IV.SIRI.HNN. ML:1.2 0.000244 0.92 AML other m 2021-03-14T00:15:08.60
IV.MCEL.HNN. ML:1.2 0.000117673615 1.56 AML other m 2021-03-14T00:15:11.91
IV.MCEL.HNE. ML:1.4 0.00018351515 0.9 AML other m 2021-03-14T00:15:11.63
MN.CUC.HHE. ML:0.5 0.000021161448 0.16 AML other m 2021-03-14T00:15:12.18
MN.CUC.HHN. ML:0.6 0.0000245875115 0.3 AML other m 2021-03-14T00:15:12.54
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