Earthquake with magnitude of ML 1.1 on date 01-12-2021 and time 03:41:36 (UTC) in region 5 km NW Monte Sant'Angelo (FG)

A magnitude ML 1.1 earthquake occured in region: 5 km NW Monte Sant'Angelo (FG), on

  • 01-12-2021 03:41:36 (UTC)
  • 01-12-2021 04:41:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7440, 15.9180 at 24 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 5 12657 12657
Mattinata FG 12 6310 18967
Carpino FG 12 4182 23149
Manfredonia FG 13 57279 80428
Cagnano Varano FG 15 7330 87758
San Giovanni Rotondo FG 16 27184 114942
Vico del Gargano FG 17 7766 122708
Ischitella FG 18 4432 127140

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km N of Manfredonia (57279 inhabitants)
44 Km NE of Foggia (151991 inhabitants)
45 Km E of San Severo (53905 inhabitants)
53 Km N of Cerignola (58396 inhabitants)
56 Km NW of Barletta (94814 inhabitants)
66 Km NW of Andria (100440 inhabitants)
67 Km NW of Trani (56217 inhabitants)
74 Km NW of Bisceglie (55422 inhabitants)
83 Km NW of Molfetta (59874 inhabitants)
96 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 1.1 2021-12-01
03:41:36
41.7443 15.9183 25 2022-03-30
13:04:34
Bollettino Sismico Italiano INGV 100558371
Reviewed
Rev100
ML 1.3 2021-12-01
03:41:36
41.7443 15.9183 25 2021-12-01
03:49:53
Sala Sismica INGV-Roma 97995031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-12-01 03:41:36 ± 0.09
Latitude 41.7443 ± 0.0054
Longitude 15.9183 ± 0.0048
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 100558371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 580
Semi-minor axis of confidence ellipse (meter) 85
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 161
Circular confidence region, given by single value of horizontal uncertainty (meter) 580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 129
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.03327
Epicentral distance of station farthest from the epicenter (degree) 0.28059
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:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 100558371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-03 10:35:41

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 97995031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-12-01 03:49:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.APRC.HHZ. 2021-12-01T03:41:48.22 0.3 undecidable manual S 273 31.1466 122 -0.03 73
OT.OT04.EHZ. 2021-12-01T03:41:47.42 0.3 undecidable manual S 264 28.0497 125 -0.16 71
OT.OT05.EHZ. 2021-12-01T03:41:47.31 0.3 undecidable manual S 250 27.8499 125 -0.21 70
OT.OT06.EHZ. 2021-12-01T03:41:47.40 0.3 undecidable manual S 256 27.6501 125 -0.07 72
OT.OT07.EHZ. 2021-12-01T03:41:46.20 0.3 undecidable manual S 230 21.3675 134 0.01 74
OT.OT03.EHZ. 2021-12-01T03:41:46.47 0.3 undecidable manual S 261 22.5552 132 0.06 73
OT.OT14.EHZ. 2021-12-01T03:41:45.05 0.3 undecidable manual S 357 16.872 141 -0.33 70
IV.SGRT.HHZ. 2021-12-01T03:41:45.05 0.3 undecidable manual S 275 14.4744 146 0.05 74
IV.MSAG.HHZ. 2021-12-01T03:41:44.01 0.3 undecidable manual S 191 3.6963 170 0.12 75
OT.OT12.EHZ. 2021-12-01T03:41:44.55 0.3 undecidable manual S 184 12.4764 150 -0.16 72
IV.APRC.HHZ. 2021-12-01T03:41:43.35 0.1 undecidable manual P 273 31.1466 122 0.11 95
OT.OT03.EHZ. 2021-12-01T03:41:42.33 0.1 undecidable manual P 261 22.5552 132 0.15 96
OT.OT06.EHZ. 2021-12-01T03:41:42.85 0.1 undecidable manual P 256 27.6501 125 0.05 97
OT.OT13.EHZ. 2021-12-01T03:41:42.56 0.1 undecidable manual P 55 26.3514 127 -0.08 96
OT.OT04.EHZ. 2021-12-01T03:41:42.89 0.1 undecidable manual P 264 28.0497 125 0.03 97
OT.OT07.EHZ. 2021-12-01T03:41:42.16 0.1 undecidable manual P 230 21.3675 134 0.1 97
OT.OT05.EHZ. 2021-12-01T03:41:42.60 0.1 undecidable manual P 250 27.8499 125 -0.22 93
OT.OT12.EHZ. 2021-12-01T03:41:41.21 0.1 undecidable manual P 184 12.4764 150 0.01 100
IV.SGRT.HHZ. 2021-12-01T03:41:41.57 0.1 undecidable manual P 275 14.4744 146 0.2 96
OT.OT14.EHZ. 2021-12-01T03:41:41.60 0.1 undecidable manual P 357 16.872 141 0.01 99
IV.MSAG.HHZ. 2021-12-01T03:41:40.86 0.1 undecidable manual P 191 3.6963 170 0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OT.OT12.EHN. ML:1.1 0.00006817384999999999 0.2208 AML other m 2021-12-01T03:41:44.78
OT.OT12.EHE. ML:0.8 0.000040092696100000004 0.1408 AML other m 2021-12-01T03:41:44.75
IV.MSAG.HHN. ML:1.2 0.00011195228499999999 0.2192 AML other m 2021-12-01T03:41:44.82
IV.MSAG.HHE. ML:0.7 0.00003697029 0.0992 AML other m 2021-12-01T03:41:45.09
IV.SGRT.HHN. ML:1.6 0.0002385 0.12 AML other m 2021-12-01T03:41:45.16
IV.SGRT.HHE. ML:1.5 0.00016499999999999997 0.12 AML other m 2021-12-01T03:41:45.40
IV.APRC.HHE. ML:1.0 0.000040399656499999996 1.8 AML other m 2021-12-01T03:41:48.96
IV.APRC.HHN. ML:1.2 0.00005478038 0.1392 AML other m 2021-12-01T03:41:49.09
OT.OT05.EHE. ML:0.0 0.0000010354220000000003 0.6592 AML other m 2021-12-01T03:41:47.05
OT.OT05.EHN. ML:1.0 0.00003434567750000001 0.1792 AML other m 2021-12-01T03:41:49.61
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