Earthquake with magnitude of ML 1.5 on date 27-10-2021 and time 06:48:29 (Italy) in region 10 km W Monte Sant'Angelo (FG)

A magnitude ML 1.5 earthquake occured in region: 10 km W Monte Sant'Angelo (FG), on

  • 27-10-2021 04:48:29 (UTC)
  • 27-10-2021 06:48:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7450, 15.8530 at 25 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
Monte Sant'Angelo FG 10 12657 12657
Carpino FG 11 4182 16839
San Giovanni Rotondo FG 11 27184 44023
Cagnano Varano FG 12 7330 51353
Manfredonia FG 14 57279 108632
Mattinata FG 17 6310 114942
San Marco in Lamis FG 18 13831 128773
Ischitella FG 18 4432 133205
Vico del Gargano FG 19 7766 140971

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NW of Manfredonia (57279 inhabitants)
40 Km E of San Severo (53905 inhabitants)
41 Km NE of Foggia (151991 inhabitants)
53 Km N of Cerignola (58396 inhabitants)
59 Km NW of Barletta (94814 inhabitants)
68 Km NW of Andria (100440 inhabitants)
70 Km NW of Trani (56217 inhabitants)
78 Km NW of Bisceglie (55422 inhabitants)
87 Km NW of Molfetta (59874 inhabitants)
100 Km NW of Bitonto (55540 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 1.5 2021-10-27
04:48:29
41.7447 15.8532 25 2022-03-30
13:04:37
Bollettino Sismico Italiano INGV 101052971
Reviewed
Rev100
ML 1.5 2021-10-27
04:48:29
41.7393 15.8503 26 2021-10-27
04:52:37
Sala Sismica INGV-Roma 97012261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-27 04:48:29 ± 0.11
Latitude 41.7447 ± 0.0045
Longitude 15.8532 ± 0.0036
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 101052971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 444
Semi-minor axis of confidence ellipse (meter) 228
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 337
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.05306
Epicentral distance of station farthest from the epicenter (degree) 0.27879
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 101052971
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-16 17:20:54

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 97012261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-27 04:52:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OT.OT13.EHN. 2021-10-27T04:48:40.82 0.6 undecidable manual S 61 30.9468 123 -0.3 47
IV.APRC.HHZ. 2021-10-27T04:48:40.01 0.6 undecidable manual S 273 25.752 129 0.02 49
OT.OT05.EHZ. 2021-10-27T04:48:39.10 0.6 undecidable manual S 246 22.8549 132 -0.31 46
OT.OT04.EHE. 2021-10-27T04:48:39.31 0.6 undecidable manual S 263 22.755 133 -0.08 49
OT.OT06.EHZ. 2021-10-27T04:48:39.34 0.6 undecidable manual S 253 22.4553 133 0.01 50
OT.OT14.EHZ. 2021-10-27T04:48:38.31 0.6 undecidable manual S 15 17.4714 141 -0.1 49
OT.OT07.EHE. 2021-10-27T04:48:38.39 0.6 undecidable manual S 219 17.5713 141 -0.05 49
OT.OT03.EHE. 2021-10-27T04:48:38.40 0.3 undecidable manual S 258 17.2716 141 0.02 75
IV.MSAG.HHZ. 2021-10-27T04:48:37.20 0.6 undecidable manual S 128 5.8941 165 0.2 49
IV.SGRT.HHZ. 2021-10-27T04:48:37.36 0.6 undecidable manual S 277 9.1797 158 0.09 50
OT.OT12.EHZ. 2021-10-27T04:48:37.74 0.6 undecidable manual S 160 13.2756 149 -0.04 50
OT.OT13.EHN. 2021-10-27T04:48:36.00 0.3 undecidable manual P 61 30.9468 123 -0.1 72
IV.APRC.HHZ. 2021-10-27T04:48:35.53 0.1 negative manual P 273 25.752 129 0.08 98
OT.OT06.EHZ. 2021-10-27T04:48:35.07 0.1 undecidable manual P 253 22.4553 133 0 99
OT.OT04.EHE. 2021-10-27T04:48:35.10 0.1 undecidable manual P 263 22.755 133 0 99
IV.SGRT.HHZ. 2021-10-27T04:48:34.07 0.1 undecidable manual P 277 9.1797 158 0.19 98
OT.OT07.EHE. 2021-10-27T04:48:34.61 0.1 undecidable manual P 219 17.5713 141 0.05 99
OT.OT12.EHZ. 2021-10-27T04:48:34.12 0.3 undecidable manual P 160 13.2756 149 -0.05 75
OT.OT03.EHE. 2021-10-27T04:48:34.60 0.1 undecidable manual P 258 17.2716 141 0.08 99
OT.OT14.EHZ. 2021-10-27T04:48:34.54 0.1 undecidable manual P 15 17.4714 141 0 100
OT.OT05.EHZ. 2021-10-27T04:48:34.82 0.3 undecidable manual P 246 22.8549 132 -0.29 70
IV.MSAG.HHZ. 2021-10-27T04:48:33.89 0.1 positive manual P 128 5.8941 165 0.17 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MSAG.HHN. ML:1.2 0.00008939999999999999 0.74 AML other m 2021-10-27T04:48:37.61
IV.SGRT.HHE. ML:1.5 0.000191 0.46 AML other m 2021-10-27T04:48:37.71
IV.SGRT.HHN. ML:1.6 0.000234 0.56 AML other m 2021-10-27T04:48:37.57
IV.MSAG.HHE. ML:0.8 0.000042250000000000004 0.84 AML other m 2021-10-27T04:48:38.27
IV.APRC.HHE. ML:1.5 0.00012064999999999999 0.62 AML other m 2021-10-27T04:48:40.19
IV.APRC.HHN. ML:1.6 0.000153 0.42 AML other m 2021-10-27T04:48:41.07
OT.OT13.EHE. ML:1.7 0.0001835 0.88 AML other m 2021-10-27T04:48:41.09
OT.OT13.EHN. ML:1.8 0.00023199999999999997 0.2 AML other m 2021-10-27T04:48:41.44
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