Earthquake with magnitude of ML 1.6 on date 14-08-2021 and time 15:28:58 (Italy) in region 8 km SE San Mauro Forte (MT)

A magnitude ML 1.6 earthquake occured in region: 8 km SE San Mauro Forte (MT), on

  • 14-08-2021 13:28:58 (UTC)
  • 14-08-2021 15:28:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.441, 16.318 at 20 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
San Mauro Forte MT 8 1552 1552
Stigliano MT 9 4361 5913
Salandra MT 10 2829 8742
Ferrandina MT 13 8853 17595
Cirigliano MT 14 375 17970
Garaguso MT 14 1073 19043
Accettura MT 15 1856 20899
Oliveto Lucano MT 16 450 21349
Gorgoglione MT 16 989 22338
Aliano MT 16 1008 23346
Craco MT 18 745 24091
Grottole MT 19 2208 26299
Calciano MT 20 777 27076

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km SW of Matera (60436 inhabitants)
47 Km SW of Altamura (70396 inhabitants)
49 Km E of Potenza (67122 inhabitants)
78 Km W of Taranto (201100 inhabitants)
81 Km SW of Bitonto (55540 inhabitants)
88 Km S of Andria (100440 inhabitants)
88 Km S of Molfetta (59874 inhabitants)
89 Km SW of Bari (326344 inhabitants)
91 Km S of Bisceglie (55422 inhabitants)
93 Km S of Trani (56217 inhabitants)
98 Km S of Barletta (94814 inhabitants)
98 Km SE of Cerignola (58396 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 1.6 2021-08-14
13:28:58
40.4413 16.3183 20 2021-12-29
11:12:31
Bollettino Sismico Italiano INGV 95592581
Reviewed
Rev100
ML 1.6 2021-08-14
13:28:58
40.4455 16.3413 17 2021-08-14
13:36:58
Sala Sismica INGV-Roma 94139391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-14 13:28:58 ± 0.16
Latitude 40.4413 ± 0.0081
Longitude 16.3183 ± 0.0095
Depth (km) 20 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 95592581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 963
Semi-minor axis of confidence ellipse (meter) 285
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 326
Circular confidence region, given by single value of horizontal uncertainty (meter) 960
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.6637
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 95592581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-09-18 14:59:54

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 94139391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-14 13:36:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.HPAC.HHZ. 2021-08-14T13:30:55.74 3.0 undecidable manual Sg 9.71 0
IV.ATFO.HHZ. 2021-08-14T13:30:49.07 3.0 undecidable manual Sn 0.53 0
OX.CIMO.HHZ. 2021-08-14T13:30:49.06 3.0 negative manual Pg 14.69 0
IV.ZONE.HHZ. 2021-08-14T13:30:49.21 3.0 positive manual Pn 8.09 0
GU.GSCL.HHZ. 2021-08-14T13:30:46.49 3.0 undecidable manual Pg 22.129999 0
GU.MGRO.HHZ. 2021-08-14T13:30:45.61 3.0 positive manual Pn 0.41 0
IV.MF5.EHZ. 2021-08-14T13:30:42.67 3.0 undecidable manual Sn 11.79 0
IV.RMP.HHZ. 2021-08-14T13:30:26.39 3.0 undecidable manual Sn 1.72 0
IV.FIAM.HHZ. 2021-08-14T13:30:24.46 3.0 undecidable manual Sn 0.75 0
IV.SFI.EHZ. 2021-08-14T13:30:20.32 3.0 negative manual Pg 9.31 0
CR.ZAG.BHZ. 2021-08-14T13:30:20.94 3.0 negative manual Pn 2.07 0
CR.STON.BHZ. 2021-08-14T13:30:12.56 3.0 undecidable manual Sn -1.29 0
IV.SICLA.EHZ. 2021-08-14T13:30:09.04 3.0 undecidable manual Sg 2.79 0
IV.VVLD.HHZ. 2021-08-14T13:30:06.73 3.0 undecidable manual Sn -3.89 0
IV.MTGR.HHZ. 2021-08-14T13:30:05.75 3.0 negative manual Pg 8.05 0
IV.CRTC.HHZ. 2021-08-14T13:30:00.89 3.0 negative manual Pn -1.76 0
IV.SACS.HHZ. 2021-08-14T13:29:59.73 3.0 undecidable manual Pn -1.61 0
IV.ALJA.HHZ. 2021-08-14T13:29:50.10 3.0 negative manual Pn -2.04 0
IV.PLLN.EHZ. 2021-08-14T13:29:48.16 3.0 positive manual Pn 1.17 0
IV.CSLB.HHZ. 2021-08-14T13:29:47.11 3.0 positive manual Pn -1.03 0
IV.SERS.HHZ. 2021-08-14T13:29:26.78 3.0 undecidable manual P 0.85 0
OT.MASS.HHE. 2021-08-14T13:29:22.53 0.6 undecidable manual S 73 0.6556 98 1.79 21
IV.MRVN.HHZ. 2021-08-14T13:29:20.07 0.6 undecidable manual S 352 0.6259 99 0.2 43
IV.AMUR.HHZ. 2021-08-14T13:29:16.36 0.3 undecidable manual S 25 0.5135 101 -0.22 67
IV.ACER.HHZ. 2021-08-14T13:29:14.34 0.3 undecidable manual S 321 0.4479 103 -0.33 66
IV.MCEL.HHN. 2021-08-14T13:29:14.02 0.6 undecidable manual S 254 0.4101 104 0.43 43
IV.SIRI.HNE. 2021-08-14T13:29:13.67 0.6 undecidable manual S 233 0.4308 104 -0.5 42
OT.MASS.HHE. 2021-08-14T13:29:12.37 0.3 undecidable manual P 73 0.6556 98 0.95 51
IV.NOCI.HHZ. 2021-08-14T13:29:11.98 0.6 undecidable manual P 58 0.6637 98 0.42 41
IV.SCHR.EHZ. 2021-08-14T13:29:10.46 0.3 undecidable manual S 217 0.3049 111 -0.15 70
GE.MATE.HHE. 2021-08-14T13:29:10.97 0.3 undecidable manual S 55 0.3588 107 -1.17 47
IV.MRVN.HHZ. 2021-08-14T13:29:10.79 0.6 undecidable manual P 352 0.6259 99 -0.13 44
IV.AMUR.HHZ. 2021-08-14T13:29:09.17 0.3 undecidable manual P 25 0.5135 101 0.15 68
MN.CUC.HHE. 2021-08-14T13:29:09.65 0.3 undecidable manual P 221 0.5891 99 -0.65 58
IV.PTRP.HHZ. 2021-08-14T13:29:08.83 0.3 undecidable manual S 292 0.2113 122 0.7 62
IV.ACER.HHZ. 2021-08-14T13:29:08.20 0.3 undecidable manual P 321 0.4479 103 0.28 66
IV.MCEL.HHN. 2021-08-14T13:29:07.19 0.1 undecidable manual P 254 0.4101 104 -0.1 93
IV.SIRI.HNE. 2021-08-14T13:29:07.43 0.3 undecidable manual P 233 0.4308 104 -0.2 68
IV.MIGL.HHZ. 2021-08-14T13:29:07.08 0.3 undecidable manual S 30 0.188 126 -0.46 67
IV.CRAC.EHZ. 2021-08-14T13:29:06.06 0.3 undecidable manual S 124 0.107 144 0.22 73
GE.MATE.HHE. 2021-08-14T13:29:06.08 0.3 undecidable manual P 55 0.3588 107 -0.38 66
IV.SCHR.EHZ. 2021-08-14T13:29:05.79 0.1 undecidable manual P 217 0.3049 111 0.22 93
IV.PTRP.HHZ. 2021-08-14T13:29:04.72 0.1 undecidable manual P 292 0.2113 122 0.58 86
IV.MIGL.HHZ. 2021-08-14T13:29:03.32 0.1 undecidable manual P 30 0.188 126 -0.48 89
IV.CRAC.EHZ. 2021-08-14T13:29:02.84 0.1 undecidable manual P 124 0.107 144 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CRAC.EHN. ML:2 0.000791 0.36 AML other m 2021-08-14T13:29:06.62
IV.CRAC.EHE. ML:2.2 0.0012455 0.18 AML other m 2021-08-14T13:29:06.57
IV.MIGL.HHE. ML:2.3 0.0010135 0.1 AML other m 2021-08-14T13:29:07.29
IV.MIGL.HHN. ML:2.3 0.00104 0.3 AML other m 2021-08-14T13:29:07.18
IV.SCHR.EHE. ML:1.2 6.597487E-5 1.7184 AML other m 2021-08-14T13:29:12.09
IV.SCHR.EHN. ML:1.2 5.301501E-5 0.16 AML other m 2021-08-14T13:29:13.52
IV.ACER.HHE. ML:1.6 0.00010361285 0.2624 AML other m 2021-08-14T13:29:17.60
IV.ACER.HHN. ML:1.4 6.7047405E-5 0.2368 AML other m 2021-08-14T13:29:18.57
IV.AMUR.HHN. ML:1.5 6.25681E-5 0.1536 AML other m 2021-08-14T13:29:20.74
IV.NOCI.HHN. ML:1.6 5.384859E-5 0.1984 AML other m 2021-08-14T13:29:24.92
IV.NOCI.HNN. ML:1.5 5.073927E-5 0.2048 AML other m 2021-08-14T13:29:24.92
IV.NOCI.HNE. ML:1.6 5.664789E-5 0.2496 AML other m 2021-08-14T13:29:25.57
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