Earthquake with magnitude of ML 1.4 on date 05-01-2021 and time 01:39:24 (UTC) in region 4 km W Montorio nei Frentani (CB)

A magnitude ML 1.4 earthquake occured in region: 4 km W Montorio nei Frentani (CB), on

  • 05-01-2021 01:39:24 (UTC)
  • 05-01-2021 02:39:24 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.7650, 14.8860 at 28 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
Montorio nei Frentani CB 4 437 437
Casacalenda CB 4 2135 2572
Larino CB 5 6793 9365
Montelongo CB 6 365 9730
Provvidenti CB 7 119 9849
Bonefro CB 8 1384 11233
Guardialfiera CB 9 1065 12298
Rotello CB 10 1212 13510
Santa Croce di Magliano CB 11 4435 17945
Ripabottoni CB 11 514 18459
Morrone del Sannio CB 11 587 19046
San Giuliano di Puglia CB 11 1042 20088
Ururi CB 12 2693 22781
Lupara CB 13 505 23286
Colletorto CB 13 1938 25224
Castellino del Biferno CB 15 545 25769
Castelbottaccio CB 15 312 26081
San Martino in Pensilis CB 16 4793 30874
Sant'Elia a Pianisi CB 16 1818 32692
Montecilfone CB 16 1348 34040
Palata CB 16 1726 35766
Castelmauro CB 16 1505 37271
Civitacampomarano CB 16 417 37688
Acquaviva Collecroce CB 16 672 38360
Guglionesi CB 17 5321 43681
Lucito CB 17 696 44377
Campolieto CB 17 839 45216
Petrella Tifernina CB 18 1170 46386
Monacilioni CB 18 523 46909
Tavenna CB 19 718 47627
Macchia Valfortore CB 19 576 48203
Portocannone CB 20 2551 50754

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km W of San Severo (53905 inhabitants)
64 Km NW of Foggia (151991 inhabitants)
71 Km N of Benevento (60091 inhabitants)
87 Km W of Manfredonia (57279 inhabitants)
88 Km SE of Chieti (51815 inhabitants)
89 Km NE of Caserta (76326 inhabitants)
95 Km N of Avellino (54857 inhabitants)
96 Km SE of Pescara (121014 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 1.4 2021-01-05
01:39:24
41.7647 14.886 28 2021-07-12
16:54:57
Bollettino Sismico Italiano INGV 86855671
Reviewed
Rev100
ML 1.3 2021-01-05
01:39:24
41.7435 14.8637 23 2021-01-05
01:54:58
Sala Sismica INGV-Roma 86021741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-05 01:39:24 ± 0.16
Latitude 41.7647 ± 0.0090
Longitude 14.8860 ± 0.0072
Depth (km) 28 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86855671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 813
Semi-minor axis of confidence ellipse (meter) 655
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 9
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 65
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.04856
Epicentral distance of station farthest from the epicenter (degree) 0.77072
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 86855671
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-05 14:52:59

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 28
Type of magnitude ML
Reference to an origin 86021741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-05 01:54:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HHZ. 2021-01-05T01:39:49.78 0.6 undecidable manual S 289 85.5477 103 -0.26 44
IV.SGRT.HHZ. 2021-01-05T01:39:47.22 0.6 undecidable manual S 91 70.9734 106 0.95 35
IV.APRC.HHZ. 2021-01-05T01:39:42.14 0.6 undecidable manual S 91 54.4011 111 0.09 47
IV.MIDA.HHZ. 2021-01-05T01:39:41.66 0.3 undecidable manual S 256 54.1014 111 -0.32 68
IV.INTR.HHZ. 2021-01-05T01:39:38.71 0.3 undecidable manual P 289 85.5477 103 -0.43 63
IV.SGRT.HHZ. 2021-01-05T01:39:37.33 0.3 undecidable manual P 91 70.9734 106 0.37 64
IV.BSSO.HHZ. 2021-01-05T01:39:37.89 0.6 undecidable manual S 225 34.2435 123 0.64 42
IV.TRIV.HHZ. 2021-01-05T01:39:36.69 0.6 undecidable manual S 271 27.75 130 0.83 40
IV.APRC.HHZ. 2021-01-05T01:39:34.37 0.3 undecidable manual P 91 54.4011 111 -0.16 70
IV.MELA.HHZ. 2021-01-05T01:39:34.40 0.3 undecidable manual S 108 20.9679 139 -0.16 73
IV.MIDA.HHZ. 2021-01-05T01:39:34.12 0.1 undecidable manual P 256 54.1014 111 -0.37 90
IT.GLNS.HNZ. 2021-01-05T01:39:34.04 0.6 undecidable manual S 9 16.5723 146 0.2 50
IT.MCLF.HNE. 2021-01-05T01:39:33.85 0.3 undecidable manual S 345 15.6732 147 0.14 76
IT.PLTA.HNZ. 2021-01-05T01:39:33.41 0.6 undecidable manual S 329 15.6732 147 -0.3 48
IT.LRNO.HNE. 2021-01-05T01:39:32.17 1.0 undecidable manual S 31 5.3946 168 -0.47 23
IV.CIGN.HHZ. 2021-01-05T01:39:32.74 1.0 undecidable manual S 173 12.3765 153 -0.52 23
IV.BSSO.HHZ. 2021-01-05T01:39:31.89 0.1 undecidable manual P 225 34.2435 123 0.13 96
IV.TRIV.HHZ. 2021-01-05T01:39:31.15 0.1 undecidable manual P 271 27.75 130 0.19 96
IT.PLTA.HNZ. 2021-01-05T01:39:30.03 0.6 undecidable manual P 329 15.6732 147 0.32 48
IV.MELA.HHZ. 2021-01-05T01:39:30.04 0.1 undecidable manual P 108 20.9679 139 -0.17 98
IT.MCLF.HNE. 2021-01-05T01:39:30.16 0.6 undecidable manual P 345 15.6732 147 0.45 47
IV.CIGN.HHZ. 2021-01-05T01:39:29.30 0.1 undecidable manual P 173 12.3765 153 -0.16 100
IT.GLNS.HNZ. 2021-01-05T01:39:29.85 0.3 undecidable manual P 9 16.5723 146 0.06 76
IT.LRNO.HNE. 2021-01-05T01:39:28.84 0.1 undecidable manual P 31 5.3946 168 -0.26 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MELA.HNE. ML:1.8 0.00029150485 0.7704 AML other m 2021-01-05T01:39:31.08
IV.CIGN.HHE. ML:0.9 0.00004133436999999999 1.7 AML other m 2021-01-05T01:39:32.09
IV.MELA.HNN. ML:1.9 0.0003280522 0.68 AML other m 2021-01-05T01:39:34.58
IV.MIDA.HNN. ML:1.9 0.0001786035 0.7 AML other m 2021-01-05T01:39:35.39
IV.MELA.HHN. ML:1.1 0.00005062931 0.12 AML other m 2021-01-05T01:39:35.43
IV.MELA.HHE. ML:1.1 0.00005584181 0.12 AML other m 2021-01-05T01:39:35.77
IV.CIGN.HHN. ML:1.0 0.00004351317000000001 0.4 AML other m 2021-01-05T01:39:35.89
IV.BSSO.HNN. ML:1.2 0.000042817895 0.76 AML other m 2021-01-05T01:39:41.45
IV.SGRT.HHE. ML:1.6 0.00005277843 0.32 AML other m 2021-01-05T01:39:42.07
IV.BSSO.HHE. ML:1.2 0.000046241524999999996 0.68 AML other m 2021-01-05T01:39:43.26
IV.BSSO.HNE. ML:1.3 0.00005916675000000001 0.84 AML other m 2021-01-05T01:39:43.27
IV.BSSO.HHN. ML:1.2 0.000046225760000000004 1.24 AML other m 2021-01-05T01:39:43.31
IV.APRC.HNN. ML:2.7 0.00109932655 1.0104 AML other m 2021-01-05T01:39:44.06
IV.APRC.HHN. ML:1.3 0.000041435755000000004 0.18 AML other m 2021-01-05T01:39:44.08
IV.APRC.HHE. ML:1.3 0.00004282541 0.12 AML other m 2021-01-05T01:39:45.43
IV.INTR.HHN. ML:1.5 0.0000391107 1.04 AML other m 2021-01-05T01:39:46.59
IV.INTR.HNN. ML:2.1 0.00014658005 0.8 AML other m 2021-01-05T01:39:50.54
IV.INTR.HNE. ML:2.0 0.00012023332000000001 0.62 AML other m 2021-01-05T01:39:52.51
IV.MIDA.HNE. ML:1.3 0.00004574575 1.5 AML other m 2021-01-05T01:39:55.01
IV.MIDA.HHE. ML:1.2 0.00003031847 0.04 AML other m 2021-01-05T01:39:56.09
IV.MIDA.HHN. ML:1.2 0.000028367935 0.22 AML other m 2021-01-05T01:39:58.49
IV.APRC.HNE. ML:1.8 0.0001377997 0.8496 AML other m 2021-01-05T01:39:58.87
IV.SGRT.HHN. ML:1.6 0.00006122139999999999 1.2 AML other m 2021-01-05T01:40:03.18
IV.INTR.HHE. ML:1.4 0.000027990505 1.4 AML other m 2021-01-05T01:40:11.98
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