Earthquake with magnitude of ML 1.9 on date 16-01-2021 and time 21:44:44 (Italy) in region Costa Barlettana (Barletta)

A magnitude ML 1.9 earthquake occured in region: Costa Barlettana (Barletta), on

  • 16-01-2021 20:44:44 (UTC)
  • 16-01-2021 21:44:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.3140, 16.4950 at 9 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
Trani BT 8 56217 56217
Bisceglie BT 8 55422 111639
Molfetta BA 15 59874 171513
Barletta BT 18 94814 266327
Corato BA 19 48312 314639
Andria BT 19 100440 415079

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km NE of Trani (56217 inhabitants)
8 Km N of Bisceglie (55422 inhabitants)
15 Km NW of Molfetta (59874 inhabitants)
18 Km E of Barletta (94814 inhabitants)
19 Km NE of Andria (100440 inhabitants)
28 Km NW of Bitonto (55540 inhabitants)
38 Km NW of Bari (326344 inhabitants)
50 Km E of Cerignola (58396 inhabitants)
54 Km N of Altamura (70396 inhabitants)
59 Km SE of Manfredonia (57279 inhabitants)
72 Km N of Matera (60436 inhabitants)
81 Km E of Foggia (151991 inhabitants)
95 Km NE of Potenza (67122 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 1.9 2021-01-16
20:44:44
41.3135 16.4953 9 2021-07-12
16:54:58
Bollettino Sismico Italiano INGV 87006781
Reviewed
Rev100
ML 1.9 2021-01-16
20:44:44
41.3022 16.4827 8 2021-01-16
21:02:30
Sala Sismica INGV-Roma 86309871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-16 20:44:44 ± 0.19
Latitude 41.3135 ± 0.0045
Longitude 16.4953 ± 0.0072
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87006781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 750
Semi-minor axis of confidence ellipse (meter) 39
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 228
Circular confidence region, given by single value of horizontal uncertainty (meter) 750.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 148
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 40
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.33815
Epicentral distance of station farthest from the epicenter (degree) 1.11876
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 86309871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-16 21:02:30

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 87006781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-04 13:39:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.CGL1.HHN. 2021-01-16T20:45:17.92 1.0 undecidable manual S 130 112.998 50 0.33 21
OT.TAR1.HHE. 2021-01-16T20:45:16.35 0.6 undecidable manual S 143 109.6125 50 -0.34 42
IV.APRC.HHZ. 2021-01-16T20:45:12.33 0.6 undecidable manual S 302 93.1401 50 0.03 46
OT.MASS.HHE. 2021-01-16T20:45:12.34 0.3 undecidable manual S 144 93.0402 50 0.08 68
OT.OT04.EHE. 2021-01-16T20:45:11.14 0.6 undecidable manual S 301 88.3449 50 0.13 45
OT.OT03.EHE. 2021-01-16T20:45:09.50 0.3 undecidable manual S 302 83.0502 50 -0.09 69
OT.OT14.EHZ. 2021-01-16T20:45:09.28 0.6 undecidable manual S 323 81.0522 50 0.22 45
OT.OT05.EHE. 2021-01-16T20:45:09.45 0.6 undecidable manual S 298 83.5497 50 -0.27 44
IV.SGRT.HHZ. 2021-01-16T20:45:08.49 0.6 undecidable manual S 308 79.365 50 -0.11 46
GE.MATE.HHE. 2021-01-16T20:45:07.66 0.6 undecidable manual S 167 75.7686 50 0 48
IV.ACER.HHE. 2021-01-16T20:45:07.63 1.0 undecidable manual S 219 74.5698 50 0.31 22
IV.NOCI.HHZ. 2021-01-16T20:45:07.43 0.3 undecidable manual S 141 75.1692 50 -0.08 71
OT.OT13.EHN. 2021-01-16T20:45:06.08 0.6 undecidable manual S 337 68.1762 50 0.45 44
OT.OT07.EHE. 2021-01-16T20:45:06.72 0.6 undecidable manual S 298 72.9714 50 -0.2 46
IV.MCEL.HHZ. 2021-01-16T20:45:05.59 0.3 undecidable manual P 208 124.1868 50 0.29 61
IV.MSAG.HHE. 2021-01-16T20:45:05.47 0.6 undecidable manual S 312 65.7897 50 0.49 44
OT.CGL1.HHN. 2021-01-16T20:45:03.27 0.6 undecidable manual P 130 112.998 50 -0.31 42
OT.TAR1.HHE. 2021-01-16T20:45:02.78 0.6 undecidable manual P 143 109.6125 50 -0.28 42
IV.PTRP.HHZ. 2021-01-16T20:45:01.81 0.3 undecidable manual P 203 95.1381 50 0.99 51
IV.SGTA.HHZ. 2021-01-16T20:45:01.86 0.6 undecidable manual P 259 96.3258 50 0.84 36
OT.MASS.HHE. 2021-01-16T20:45:00.30 0.1 undecidable manual P 144 93.0402 50 -0.21 88
IV.APRC.HHZ. 2021-01-16T20:45:00.21 0.6 undecidable manual P 302 93.1401 50 -0.32 43
IV.AMUR.HHZ. 2021-01-16T20:44:59.44 0.6 undecidable manual S 169 46.0206 50 -0.27 48
OT.OT04.EHE. 2021-01-16T20:44:59.66 0.1 undecidable manual P 301 88.3449 50 -0.13 91
OT.OT06.EHE. 2021-01-16T20:44:59.21 0.1 undecidable manual P 299 85.4478 50 -0.13 91
OT.OT14.EHZ. 2021-01-16T20:44:59.28 0.3 undecidable manual P 323 81.0522 50 0.62 61
IV.ACER.HHE. 2021-01-16T20:44:58.28 0.6 undecidable manual P 219 74.5698 50 0.62 41
OT.OT05.EHE. 2021-01-16T20:44:58.78 0.3 undecidable manual P 298 83.5497 50 -0.26 67
OT.OT03.EHE. 2021-01-16T20:44:58.87 0.1 undecidable manual P 302 83.0502 50 -0.1 92
OT.OT15.EHZ. 2021-01-16T20:44:58.04 0.3 undecidable manual S 125 39.3273 50 0.12 75
IV.SGRT.HHZ. 2021-01-16T20:44:58.31 0.1 undecidable manual P 308 79.365 50 -0.08 93
IV.NOCI.HHZ. 2021-01-16T20:44:57.68 0.1 undecidable manual P 141 75.1692 50 -0.08 94
OT.OT07.EHE. 2021-01-16T20:44:57.19 0.1 undecidable manual P 298 72.9714 50 -0.23 91
GE.MATE.HHE. 2021-01-16T20:44:57.93 0.1 undecidable manual P 167 75.7686 50 0.08 94
OT.OT13.EHN. 2021-01-16T20:44:56.46 1.0 undecidable manual P 337 68.1762 50 -0.22 23
IV.MRVN.HHZ. 2021-01-16T20:44:56.97 0.6 undecidable manual S 222 37.5291 50 -0.49 46
IV.MSAG.HHE. 2021-01-16T20:44:56.03 0.1 undecidable manual P 312 65.7897 50 -0.27 92
IV.AMUR.HHZ. 2021-01-16T20:44:53.20 0.1 undecidable manual P 169 46.0206 50 -0.06 100
OT.OT15.EHZ. 2021-01-16T20:44:52.45 0.3 undecidable manual P 125 39.3273 50 0.23 73
IV.MRVN.HHZ. 2021-01-16T20:44:51.85 0.1 undecidable manual P 222 37.5291 50 -0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.AMUR.HHE. ML:1.8 0.00020486435 0.1792 AML other m 2021-01-16T20:44:59.90
IV.AMUR.HHN. ML:1.8 0.000177 0.22 AML other m 2021-01-16T20:45:00.26
IV.MRVN.HHN. ML:1.4 0.000088590415 0.0768 AML other m 2021-01-16T20:45:00.54
IV.MRVN.HHE. ML:1.2 0.000067301935 0.0768 AML other m 2021-01-16T20:45:00.68
IV.NOCI.HHE. ML:2.0 0.00013722028 0.128 AML other m 2021-01-16T20:45:08.44
IV.NOCI.HHN. ML:2.0 0.00014404205 0.1152 AML other m 2021-01-16T20:45:08.76
IV.APRC.HHE. ML:1.9 0.000091772065 0.7968 AML other m 2021-01-16T20:45:08.83
IV.SGRT.HHN. ML:1.9 0.00010484273 0.1408 AML other m 2021-01-16T20:45:09.19
IV.SGRT.HHE. ML:2.1 0.00016886525000000003 0.1536 AML other m 2021-01-16T20:45:09.47
IV.APRC.HHN. ML:2.0 0.00009950452 0.1408 AML other m 2021-01-16T20:45:13.48
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