Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 22-08-2018 and time 22:32:46 (Italy) in region 5 km NW Larino (CB)

A magnitude ML 2.2 earthquake occured in region: 5 km NW Larino (CB), on

  • 22-08-2018 20:32:46 (UTC)
  • 22-08-2018 22:32:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.8390, 14.8880 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Larino CB 5 6793 6793
Montecilfone CB 8 1348 8141
Guglionesi CB 8 5321 13462
Guardialfiera CB 9 1065 14527
Montorio nei Frentani CB 10 437 14964
Palata CB 10 1726 16690
Ururi CB 11 2693 19383
San Martino in Pensilis CB 11 4793 24176
Casacalenda CB 11 2135 26311
Acquaviva Collecroce CB 12 672 26983
Montelongo CB 12 365 27348
Tavenna CB 13 718 28066
Portocannone CB 13 2551 30617
Rotello CB 14 1212 31829
Provvidenti CB 14 119 31948
Castelmauro CB 15 1505 33453
San Giacomo degli Schiavoni CB 15 1406 34859
Lupara CB 15 505 35364
Bonefro CB 16 1384 36748
Montenero di Bisaccia CB 16 6675 43423
Santa Croce di Magliano CB 16 4435 47858
San Felice del Molise CB 17 634 48492
Morrone del Sannio CB 17 587 49079
Civitacampomarano CB 18 417 49496
Castelbottaccio CB 18 312 49808
Campomarino CB 18 7712 57520
Ripabottoni CB 18 514 58034
San Giuliano di Puglia CB 18 1042 59076
Mafalda CB 19 1211 60287
Petacciato CB 20 3819 64106
Castellino del Biferno CB 20 545 64651

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of San Severo (53905 inhabitants)
69 Km NW of Foggia (151991 inhabitants)
79 Km N of Benevento (60091 inhabitants)
82 Km SE of Chieti (51815 inhabitants)
89 Km W of Manfredonia (57279 inhabitants)
89 Km SE of Pescara (121014 inhabitants)
97 Km NE of Caserta (76326 inhabitants)
97 Km SE of Montesilvano (53738 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 2.2 2018-08-22
20:32:46		 41.8388 14.8882 19 2019-04-24
14:50:56		 Bollettino Sismico Italiano INGV 61557931
Reviewed
Rev100 		ML 2.2 2018-08-22
20:32:47		 41.8353 14.8663 9 2018-08-22
20:46:20		 Sala Sismica INGV-Roma 60095251
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-08-22 20:32:46 ± 0.12
Latitude 41.8388 ± 0.0063
Longitude 14.8882 ± 0.0072
Depth (km) 19 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 61557931

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 588
Semi-minor axis of confidence ellipse (meter) 427
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 197
Circular confidence region, given by single value of horizontal uncertainty (meter) 590.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 67
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.94429
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 68
Type of magnitude ML
Reference to an origin 61557931
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-01 13:58:17

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 107
Type of magnitude ML
Reference to an origin 60095251
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-08-22 20:46:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLLN.EHZ. 2018-08-22T20:34:27.96 3.0 undecidable manual Sn -5.96 0
IV.ORZI.HHZ. 2018-08-22T20:34:22.59 3.0 negative manual Pg 19.049999 0
IV.PIPA.HHZ. 2018-08-22T20:34:04.84 3.0 undecidable manual Sn -1.85 0
IV.CMDO.HHZ. 2018-08-22T20:33:54.68 3.0 negative manual Pn -0.37 0
IV.APEC.HHZ. 2018-08-22T20:33:35.93 3.0 undecidable manual Pg 7.58 0
IV.FDMO.HHZ. 2018-08-22T20:33:20.01 3.0 undecidable manual Pn 1.42 0
IV.CSP1.EHZ. 2018-08-22T20:33:20.67 3.0 undecidable manual Pg 2.43 0
IV.NRCA.HHZ. 2018-08-22T20:33:17.71 3.0 positive manual Pn 1.08 0
IV.MC2.EHZ. 2018-08-22T20:33:17.70 3.0 positive manual Pn 1 0
IV.MF5.EHZ. 2018-08-22T20:33:16.58 3.0 positive manual P 1.16 0
IV.SMA1.EHZ. 2018-08-22T20:33:14.08 3.0 negative manual P 0.88 0
IV.VTIR.HHZ. 2018-08-22T20:33:08.76 3.0 positive manual P -0.22 0
IV.LPEL.HHZ. 2018-08-22T20:33:06.93 0.6 undecidable manual S 292 62.5929 99 0.63 39
IV.RNI2.HHZ. 2018-08-22T20:33:06.96 0.6 undecidable manual S 256 62.6928 99 0.63 40
IV.MIDA.HHZ. 2018-08-22T20:33:04.77 0.6 undecidable manual S 248 56.8986 100 -0.02 46
IV.SNAL.HHZ. 2018-08-22T20:33:03.98 0.3 undecidable manual P 165 104.8173 95 -0.61 54
IV.MSAG.HHZ. 2018-08-22T20:33:01.90 0.3 undecidable manual P 99 85.6476 96 0.24 62
IV.INTR.HHZ. 2018-08-22T20:33:00.67 0.3 undecidable manual P 284 83.4498 96 -0.64 56
IV.VAGA.HHZ. 2018-08-22T20:32:59.22 0.3 undecidable manual P 229 71.7726 98 -0.31 63
IV.SGRT.HHZ. 2018-08-22T20:32:59.09 0.3 undecidable manual P 97 71.373 98 -0.37 63
IV.VITU.HHZ. 2018-08-22T20:32:59.85 0.3 undecidable manual P 197 75.7686 97 -0.29 62
IV.SGG.HHZ. 2018-08-22T20:32:58.24 0.1 undecidable manual P 220 65.5899 99 -0.34 84
IV.RNI2.HHZ. 2018-08-22T20:32:58.21 0.1 undecidable manual P 256 62.6928 99 0.06 91
IV.LPEL.HHZ. 2018-08-22T20:32:58.41 0.3 undecidable manual P 292 62.5929 99 0.28 65
IV.MOCO.HHZ. 2018-08-22T20:32:57.66 0.3 undecidable manual P 157 56.5989 100 0.44 64
IV.MIDA.HHZ. 2018-08-22T20:32:56.88 0.1 positive manual P 248 56.8986 100 -0.38 85
IV.SACR.HHZ. 2018-08-22T20:32:56.46 0.1 undecidable manual P 197 51.2154 102 0.05 93
IV.MELA.HHZ. 2018-08-22T20:32:56.96 0.6 undecidable manual S 127 24.6531 119 0.38 45
IV.APRC.HHZ. 2018-08-22T20:32:56.42 0.3 undecidable manual P 99 54.9006 101 -0.54 62
IV.FRES.HHZ. 2018-08-22T20:32:56.63 0.6 undecidable manual S 310 23.4543 120 0.32 46
IV.GATE.HHZ. 2018-08-22T20:32:55.14 0.3 undecidable manual P 177 36.1416 108 0.98 54
IV.CIGN.HHZ. 2018-08-22T20:32:55.34 0.6 undecidable manual S 176 20.5683 125 -0.3 46
IV.BSSO.HHZ. 2018-08-22T20:32:55.27 0.1 positive manual P 217 40.626 105 0.46 87
YD.T1411.EHZ. 2018-08-22T20:32:54.04 0.1 undecidable manual S 15 12.2766 141 0.01 98
YD.T1413.EHZ. 2018-08-22T20:32:53.96 0.3 undecidable manual S 82 10.7781 146 0.17 71
IV.TRIV.HHZ. 2018-08-22T20:32:53.50 0.1 undecidable manual P 254 29.0487 114 0.37 91
YD.T1412.HNZ. 2018-08-22T20:32:53.49 0.1 undecidable manual S 239 11.6772 143 -0.44 92
IV.CIGN.HHZ. 2018-08-22T20:32:52.22 0.1 positive manual P 176 20.5683 125 0.24 94
IV.MELA.HHZ. 2018-08-22T20:32:52.57 0.1 negative manual P 127 24.6531 119 0.05 97
IV.FRES.HHZ. 2018-08-22T20:32:52.24 0.1 undecidable manual P 310 23.4543 120 -0.12 96
YD.T1413.EHZ. 2018-08-22T20:32:50.91 0.1 negative manual P 82 10.7781 146 0 99
YD.T1412.HNZ. 2018-08-22T20:32:50.71 0.1 positive manual P 239 11.6772 143 -0.28 95
YD.T1411.EHZ. 2018-08-22T20:32:50.98 0.1 positive manual P 15 12.2766 141 -0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
YD.T1412.EHE. ML:3.1 0.0086327175 0.1152 AML other m 2018-08-22T20:32:53.59
YD.T1412.HNE. ML:3.0 0.0073739159999999995 0.128 AML other m 2018-08-22T20:32:53.59
YD.T1411.EHE. ML:3.1 0.010249899 0.1408 AML other m 2018-08-22T20:32:54.26
YD.T1411.HNN. ML:3.2 0.013414925 0.2048 AML other m 2018-08-22T20:32:54.20
IV.CIGN.HHN. ML:2.2 0.0008591735499999999 0.512 AML other m 2018-08-22T20:32:56.44
IV.CIGN.HHE. ML:2.1 0.00068614395 1.5776 AML other m 2018-08-22T20:32:56.14
IV.MELA.HHE. ML:2.1 0.00060414835 0.1408 AML other m 2018-08-22T20:32:57.04
IV.MELA.HNE. ML:2.0 0.00057892255 0.1792 AML other m 2018-08-22T20:32:57.04
IV.FRES.HHN. ML:2.0 0.0004926041 0.256 AML other m 2018-08-22T20:32:57.30
IV.FRES.HHE. ML:2.4 0.00117252625 0.2432 AML other m 2018-08-22T20:32:57.45
IV.MELA.HNN. ML:2.1 0.0006790543499999999 0.1408 AML other m 2018-08-22T20:32:58.25
IV.MELA.HHN. ML:2.2 0.0007011261 0.1152 AML other m 2018-08-22T20:32:58.26
IV.TRIV.HHE. ML:1.9 0.00031491085 0.3584 AML other m 2018-08-22T20:32:59.37
IV.TRIV.HNE. ML:1.8 0.00029457805 0.3584 AML other m 2018-08-22T20:32:59.38
IV.TRIV.HHN. ML:1.9 0.00031191400000000005 0.2816 AML other m 2018-08-22T20:32:59.50
IV.TRIV.HNN. ML:1.8 0.0003004207 0.2816 AML other m 2018-08-22T20:32:59.51
IV.BSSO.HHN. ML:1.5 0.00008773242000000001 0.3072 AML other m 2018-08-22T20:33:02.92
IV.BSSO.HNN. ML:1.8 0.00021748309999999998 0.2944 AML other m 2018-08-22T20:33:02.92
IV.BSSO.HNE. ML:1.7 0.0001536289 0.4608 AML other m 2018-08-22T20:33:03.06
IV.BSSO.HHE. ML:1.3 0.00006417367999999999 0.1792 AML other m 2018-08-22T20:33:03.40
IV.GATE.HHN. ML:2.1 0.0004798213 0.4608 AML other m 2018-08-22T20:33:04.76
IV.GATE.HNN. ML:2.1 0.0004620265 0.4608 AML other m 2018-08-22T20:33:04.76
IV.SACR.HNE. ML:1.7 0.00013169035000000002 0.5376 AML other m 2018-08-22T20:33:04.37
IV.SACR.HHE. ML:1.8 0.00013466539999999999 0.5504 AML other m 2018-08-22T20:33:04.37
IV.GATE.HHE. ML:2.1 0.0004822921 0.2816 AML other m 2018-08-22T20:33:04.76
IV.GATE.HNE. ML:2.2 0.0005122728999999999 0.2944 AML other m 2018-08-22T20:33:04.76
IV.MIDA.HHN. ML:2.1 0.00027013685 0.1408 AML other m 2018-08-22T20:33:06.65
IV.LPEL.HHN. ML:2.3 0.0003792426 0.1408 AML other m 2018-08-22T20:33:07.88
IV.RNI2.HHN. ML:2.4 0.0004322124 0.2816 AML other m 2018-08-22T20:33:07.93
IV.RNI2.HNN. ML:2.4 0.00041995665 0.2688 AML other m 2018-08-22T20:33:07.93
IV.SACR.HHN. ML:1.6 0.00009826212 0.3584 AML other m 2018-08-22T20:33:08.38
IV.SACR.HNN. ML:1.6 0.000099198765 0.3584 AML other m 2018-08-22T20:33:08.39
IV.LPEL.HHE. ML:2.3 0.00040326285 0.1664 AML other m 2018-08-22T20:33:08.49
IV.RNI2.HNE. ML:2.3 0.00037256394999999996 0.1536 AML other m 2018-08-22T20:33:09.77
IV.APRC.HHE. ML:2.3 0.00045341155 1.7184 AML other m 2018-08-22T20:33:10.87
IV.APRC.HNE. ML:2.3 0.00045542034999999996 1.7056 AML other m 2018-08-22T20:33:10.88
IV.RNI2.HHE. ML:2.3 0.00041045555 0.32 AML other m 2018-08-22T20:33:10.06
IV.MOCO.HHN. ML:1.6 0.00008947622499999999 1.6544 AML other m 2018-08-22T20:33:10.95
IV.MOCO.HNN. ML:1.7 0.00011014188 1.6288 AML other m 2018-08-22T20:33:10.95
IV.APRC.HHN. ML:2.5 0.0007687182 0.2816 AML other m 2018-08-22T20:33:10.91
IV.MOCO.HHE. ML:1.7 0.00010267781000000001 0.2432 AML other m 2018-08-22T20:33:11.17
IV.SGRT.HHE. ML:2.5 0.00047902285 0.2944 AML other m 2018-08-22T20:33:11.16
IV.MIDA.HNE. ML:2.3 0.00038668345 1.68 AML other m 2018-08-22T20:33:11.00
IV.MIDA.HHE. ML:2.3 0.00040715314999999994 0.3072 AML other m 2018-08-22T20:33:11.99
IV.MOCO.HNE. ML:1.7 0.00010037878000000001 0.2816 AML other m 2018-08-22T20:33:12.08
IV.INTR.HHE. ML:2.3 0.00025008495 0.2176 AML other m 2018-08-22T20:33:12.56
IV.MIDA.HNN. ML:2.2 0.0003319958 0.5888 AML other m 2018-08-22T20:33:12.50
IV.INTR.HHN. ML:2.6 0.00047226045000000005 0.1792 AML other m 2018-08-22T20:33:12.83
IV.SGG.HHN. ML:1.8 0.00011776255 0.32 AML other m 2018-08-22T20:33:13.73
IV.SGG.HHE. ML:1.8 0.00011313365000000001 0.6016 AML other m 2018-08-22T20:33:15.36
IV.VAGA.HNN. ML:2.4 0.00034904915000000004 0.2176 AML other m 2018-08-22T20:33:15.26
IV.VAGA.HHN. ML:2.4 0.00036733155 0.2176 AML other m 2018-08-22T20:33:15.26
IV.VAGA.HHE. ML:2.1 0.00019559745 0.3456 AML other m 2018-08-22T20:33:16.27
IV.VAGA.HNE. ML:2.1 0.00018713400000000001 0.3456 AML other m 2018-08-22T20:33:16.27
IV.MSAG.HNN. ML:2.7 0.0005564134000000001 0.32 AML other m 2018-08-22T20:33:16.65
IV.MSAG.HHN. ML:2.3 0.0002354857 0.32 AML other m 2018-08-22T20:33:16.65
IV.VITU.HHE. ML:2.2 0.0002541168 1.744 AML other m 2018-08-22T20:33:16.11
IV.VITU.HHN. ML:2.4 0.0003666759 1.7312 AML other m 2018-08-22T20:33:16.99
IV.VITU.HNN. ML:2.4 0.00037881845000000005 1.7184 AML other m 2018-08-22T20:33:16.13
IV.MSAG.HHE. ML:2.0 0.00011716856 0.2944 AML other m 2018-08-22T20:33:17.24
IV.MSAG.HNE. ML:2.4 0.0002703713 0.2816 AML other m 2018-08-22T20:33:17.76
IV.SNAL.HHE. ML:2.3 0.00017994735 0.3584 AML other m 2018-08-22T20:33:23.07
IV.SNAL.HNN. ML:2.3 0.00019813999999999997 0.448 AML other m 2018-08-22T20:33:23.76
IV.SNAL.HHN. ML:2.4 0.0002025377 0.3712 AML other m 2018-08-22T20:33:23.76
IV.SNAL.HNE. ML:2.3 0.00017394710000000001 0.5376 AML other m 2018-08-22T20:33:24.14
IV.SMA1.EHE. ML:2.2 0.00007955935 0.384 AML other m 2018-08-22T20:33:37.09
IV.SMA1.EHN. ML:2.2 0.00007321765999999999 0.5376 AML other m 2018-08-22T20:33:37.68
IV.MF5.EHN. ML:2.4 0.00010122287 0.32 AML other m 2018-08-22T20:33:41.34
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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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