Earthquake with magnitude of ML 2.3 on date 22-08-2018 and time 00:02:26 (Italy) in region 6 km SW Guglionesi (CB)

A magnitude ML 2.3 earthquake occured in region: 6 km SW Guglionesi (CB), on

  • 21-08-2018 22:02:26 (UTC)
  • 22-08-2018 00:02:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.8600, 14.8910 at 19 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
Guglionesi CB 6 5321 5321
Montecilfone CB 7 1348 6669
Larino CB 7 6793 13462
Palata CB 9 1726 15188
San Martino in Pensilis CB 10 4793 19981
Guardialfiera CB 10 1065 21046
Ururi CB 11 2693 23739
Montorio nei Frentani CB 12 437 24176
Portocannone CB 12 2551 26727
Tavenna CB 12 718 27445
Acquaviva Collecroce CB 12 672 28117
San Giacomo degli Schiavoni CB 13 1406 29523
Casacalenda CB 14 2135 31658
Montenero di Bisaccia CB 14 6675 38333
Montelongo CB 15 365 38698
Castelmauro CB 15 1505 40203
Rotello CB 16 1212 41415
Campomarino CB 16 7712 49127
San Felice del Molise CB 16 634 49761
Provvidenti CB 17 119 49880
Lupara CB 17 505 50385
Mafalda CB 17 1211 51596
Petacciato CB 17 3819 55415
Bonefro CB 18 1384 56799
Termoli CB 18 33739 90538
Santa Croce di Magliano CB 18 4435 94973
Civitacampomarano CB 19 417 95390
Morrone del Sannio CB 19 587 95977
Castelbottaccio CB 19 312 96289

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km W of San Severo (53905 inhabitants)
70 Km NW of Foggia (151991 inhabitants)
81 Km SE of Chieti (51815 inhabitants)
82 Km N of Benevento (60091 inhabitants)
87 Km SE of Pescara (121014 inhabitants)
89 Km W of Manfredonia (57279 inhabitants)
95 Km SE of Montesilvano (53738 inhabitants)
99 Km NE of Caserta (76326 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 2.3 2018-08-21
22:02:26
41.8598 14.8912 19 2019-04-24
14:51:19
Bollettino Sismico Italiano INGV 67252781
Reviewed
Rev100
ML 2.3 2018-08-21
22:02:26
41.8547 14.886 18 2018-08-21
22:09:57
Sala Sismica INGV-Roma 60054181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-08-21 22:02:26 ± 0.19
Latitude 41.8598 ± 0.0081
Longitude 14.8912 ± 0.0109
Depth (km) 19 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 67252781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 900
Semi-minor axis of confidence ellipse (meter) 532
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 191
Circular confidence region, given by single value of horizontal uncertainty (meter) 900.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.08993
Epicentral distance of station farthest from the epicenter (degree) 0.94429
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.4
Num. used stations 26
Type of magnitude ML
Reference to an origin 67252781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-04 14:21:38

ML:2.3

Field Value
Value 2.3
Uncertainty 0.4
Num. used stations 28
Type of magnitude ML
Reference to an origin 60054181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-08-21 22:09:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HHZ. 2018-08-21T22:02:51.01 0.6 undecidable manual S 282 83.1501 97 -0.08 43
IV.RNI2.HHZ. 2018-08-21T22:02:46.32 0.6 undecidable manual S 254 63.492 99 0.42 42
IV.LPEL.HHZ. 2018-08-21T22:02:45.79 0.3 undecidable manual S 290 61.9935 99 0.29 66
IV.MIDA.HHZ. 2018-08-21T22:02:44.51 0.3 undecidable manual S 246 57.9975 100 0.06 69
IV.VCEL.EHZ. 2018-08-21T22:02:44.95 0.3 undecidable manual P 305 104.8173 95 1 48
IV.BSSO.HHE. 2018-08-21T22:02:41.33 0.3 undecidable manual S 215 42.624 105 0.89 54
IV.INTR.HHZ. 2018-08-21T22:02:40.09 0.1 undecidable manual P 282 83.1501 97 -0.53 77
IV.LPEL.HHZ. 2018-08-21T22:02:37.27 0.1 undecidable manual P 290 61.9935 99 -0.12 89
IV.RNI2.HHZ. 2018-08-21T22:02:37.47 0.1 undecidable manual P 254 63.492 99 -0.16 89
IV.MELA.HHZ. 2018-08-21T22:02:36.35 0.3 undecidable manual S 131 25.9518 117 0.09 73
IV.MIDA.HHZ. 2018-08-21T22:02:36.35 0.1 positive manual P 246 57.9975 100 -0.44 84
IV.APRC.HHZ. 2018-08-21T22:02:35.84 0.3 undecidable manual P 102 55.1004 101 -0.5 61
IV.FRES.HHZ. 2018-08-21T22:02:34.84 0.6 undecidable manual S 305 22.2555 122 -0.56 42
IV.BSSO.HHE. 2018-08-21T22:02:34.66 0.1 undecidable manual P 215 42.624 105 0.18 92
IV.GATE.HHZ. 2018-08-21T22:02:34.62 0.1 undecidable manual P 178 38.5281 107 0.76 78
IV.CIGN.HHZ. 2018-08-21T22:02:34.68 0.6 undecidable manual S 177 22.8549 121 -0.86 39
YD.T1413.EHZ. 2018-08-21T22:02:33.26 0.1 undecidable manual S 95 10.4784 147 0.13 99
YD.T1411.EHZ. 2018-08-21T22:02:33.39 0.1 undecidable manual S 17 9.9789 148 0.33 96
YD.T1412.HNZ. 2018-08-21T22:02:32.51 0.3 undecidable manual S 231 13.2756 140 -1.07 54
IV.MELA.HHZ. 2018-08-21T22:02:32.02 0.1 undecidable manual P 131 25.9518 117 -0.04 97
IV.TRIV.HHZ. 2018-08-21T22:02:32.88 0.1 undecidable manual P 250 30.0477 113 0.25 93
IV.CIGN.HHZ. 2018-08-21T22:02:31.61 0.1 negative manual P 177 22.8549 121 -0.03 98
IV.FRES.HHZ. 2018-08-21T22:02:31.67 0.1 undecidable manual P 305 22.2555 122 0.11 98
YD.T1413.EHZ. 2018-08-21T22:02:30.25 0.1 undecidable manual P 95 10.4784 147 0 100
YD.T1411.EHZ. 2018-08-21T22:02:30.34 0.1 positive manual P 17 9.9789 148 0.13 100
YD.T1412.HNZ. 2018-08-21T22:02:29.98 0.1 undecidable manual P 231 13.2756 140 -0.53 89
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
YD.T1412.HNE. ML:3.0 0.00717 0.32 AML other m 2018-08-21T22:02:33.05
YD.T1412.EHE. ML:3.0 0.00797 0.32 AML other m 2018-08-21T22:02:33.06
YD.T1412.EHN. ML:1.3 0.0001323 0.94 AML other m 2018-08-21T22:02:33.25
YD.T1412.HNN. ML:2.9 0.005735 0.16 AML other m 2018-08-21T22:02:33.19
YD.T1411.HNN. ML:3.1 0.00904 0.3 AML other m 2018-08-21T22:02:33.45
YD.T1411.EHN. ML:3.0 0.00866 0.3 AML other m 2018-08-21T22:02:33.45
YD.T1413.EHN. ML:2.6 0.00276 0.46 AML other m 2018-08-21T22:02:33.34
YD.T1411.HNE. ML:3.2 0.01218 0.22 AML other m 2018-08-21T22:02:33.48
YD.T1411.EHE. ML:3.2 0.01256 0.24 AML other m 2018-08-21T22:02:33.48
IV.FRES.HHN. ML:1.9 0.0004615 0.56 AML other m 2018-08-21T22:02:35.98
IV.FRES.HHE. ML:2.4 0.001215 0.24 AML other m 2018-08-21T22:02:36.35
IV.MELA.HHE. ML:2.1 0.0006785 0.64 AML other m 2018-08-21T22:02:36.40
IV.MELA.HHN. ML:2.4 0.0011330000000000001 0.88 AML other m 2018-08-21T22:02:36.45
IV.MELA.HNN. ML:2.4 0.001074 0.86 AML other m 2018-08-21T22:02:36.46
IV.MELA.HNE. ML:2.1 0.0005875 0.82 AML other m 2018-08-21T22:02:40.21
YD.T1413.EHE. ML:2.5 0.00239 0.54 AML other m 2018-08-21T22:02:40.74
IV.GATE.HHE. ML:1.7 0.00018095 0.78 AML other m 2018-08-21T22:02:42.70
IV.MIDA.HHN. ML:1.8 0.000123 1.36 AML other m 2018-08-21T22:02:45.96
IV.MIDA.HHE. ML:1.8 0.00011530000000000001 0.44 AML other m 2018-08-21T22:02:45.79
IV.GATE.HHN. ML:1.8 0.000191005 0.48 AML other m 2018-08-21T22:02:46.68
IV.RNI2.HHN. ML:2.2 0.0002935 0.14 AML other m 2018-08-21T22:02:46.69
IV.LPEL.HHN. ML:2.1 0.00022299999999999997 1.42 AML other m 2018-08-21T22:02:47.16
IV.RNI2.HHE. ML:2.1 0.0002125 0.18 AML other m 2018-08-21T22:02:48.25
IV.LPEL.HHE. ML:2.2 0.0003 0.14 AML other m 2018-08-21T22:02:49.15
IV.INTR.HHE. ML:1.9 0.00010855000000000001 0.16 AML other m 2018-08-21T22:02:51.65
IV.INTR.HHN. ML:2.2 0.00018835 0.3 AML other m 2018-08-21T22:02:53.59
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
Waveforms Seismic signals in miniseed + resp format Download