Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 16-08-2018 and time 20:53:41 (UTC) in region 6 km S Guglionesi (CB)

A magnitude ML 2.0 earthquake occured in region: 6 km S Guglionesi (CB), on

  • 16-08-2018 20:53:41 (UTC)
  • 16-08-2018 22:53:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.8600, 14.9000 at 23 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
Guglionesi CB 6 5321 5321
Larino CB 7 6793 12114
Montecilfone CB 7 1348 13462
San Martino in Pensilis CB 9 4793 18255
Palata CB 10 1726 19981
Ururi CB 11 2693 22674
Guardialfiera CB 11 1065 23739
Portocannone CB 11 2551 26290
Montorio nei Frentani CB 11 437 26727
Tavenna CB 13 718 27445
San Giacomo degli Schiavoni CB 13 1406 28851
Acquaviva Collecroce CB 13 672 29523
Casacalenda CB 14 2135 31658
Montelongo CB 14 365 32023
Montenero di Bisaccia CB 15 6675 38698
Rotello CB 15 1212 39910
Campomarino CB 15 7712 47622
Castelmauro CB 16 1505 49127
Provvidenti CB 17 119 49246
San Felice del Molise CB 17 634 49880
Lupara CB 17 505 50385
Petacciato CB 18 3819 54204
Bonefro CB 18 1384 55588
Santa Croce di Magliano CB 18 4435 60023
Termoli CB 18 33739 93762
Mafalda CB 18 1211 94973
Morrone del Sannio CB 19 587 95560
Civitacampomarano CB 19 417 95977
Castelbottaccio CB 20 312 96289
San Giuliano di Puglia CB 20 1042 97331

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)
82 Km SE of Chieti (51815 inhabitants)
82 Km N of Benevento (60091 inhabitants)
88 Km SE of Pescara (121014 inhabitants)
88 Km W of Manfredonia (57279 inhabitants)
96 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 2.0 2018-08-16
20:53:41		 41.8595 14.8997 23 2019-04-24
14:50:53		 Bollettino Sismico Italiano INGV 60049981
Reviewed
Rev100 		ML 2.0 2018-08-16
20:53:42		 41.8478 14.8795 10 2018-08-16
21:01:15		 Sala Sismica INGV-Roma 59827171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-08-16 20:53:41 ± 0.1
Latitude 41.8595 ± 0.0063
Longitude 14.8997 ± 0.0072
Depth (km) 23 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 60049981

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 743
Semi-minor axis of confidence ellipse (meter) 210
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 210
Circular confidence region, given by single value of horizontal uncertainty (meter) 740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 157
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.96227
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 60
Type of magnitude ML
Reference to an origin 60049981
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-08-21 18:16:10

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 64
Type of magnitude ML
Reference to an origin 59827171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-08-16 21:01:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CR.HVAR.HHE. 2018-08-16T20:54:13.13 3.0 undecidable manual P -0.12 0
IV.MC2.EHZ. 2018-08-16T20:54:12.93 3.0 positive manual Pn 1.99 0
IV.MIDA.HHZ. 2018-08-16T20:54:00.26 0.6 undecidable manual S 246 58.5969 104 0.21 46
IV.SNAL.HHZ. 2018-08-16T20:53:59.05 0.1 undecidable manual P 166 106.8153 97 -0.48 79
IV.SACR.HHZ. 2018-08-16T20:53:58.80 0.6 undecidable manual S 197 53.7018 106 0.01 48
IV.POFI.HHZ. 2018-08-16T20:53:58.50 0.1 undecidable manual P 261 99.5226 98 0.09 88
IV.SGTA.HHZ. 2018-08-16T20:53:56.46 0.1 undecidable manual P 154 89.1441 99 -0.38 83
IV.MSAG.HHZ. 2018-08-16T20:53:56.54 0.1 undecidable manual P 101 85.1481 99 0.31 87
IV.BSSO.HHZ. 2018-08-16T20:53:55.96 1.0 undecidable manual S 216 43.0236 111 -0.1 24
IV.INTR.HHZ. 2018-08-16T20:53:55.71 0.1 undecidable manual P 282 83.8494 99 -0.32 85
IV.CERA.HHZ. 2018-08-16T20:53:54.86 0.1 undecidable manual P 249 78.5658 100 -0.36 85
IV.RNI2.HHZ. 2018-08-16T20:53:53.30 0.1 undecidable manual P 255 64.1913 103 0.24 91
IV.SGG.HHZ. 2018-08-16T20:53:53.30 0.1 undecidable manual P 220 67.8765 102 -0.32 88
IV.TRIV.HHZ. 2018-08-16T20:53:53.05 0.6 undecidable manual S 250 30.6471 120 -0.03 50
IV.MOCO.HHZ. 2018-08-16T20:53:52.48 0.1 undecidable manual P 158 58.3971 104 0.29 91
IV.MIDA.HHZ. 2018-08-16T20:53:52.04 0.1 positive manual P 246 58.5969 104 -0.19 92
IV.LPEL.HHZ. 2018-08-16T20:53:52.92 0.1 undecidable manual P 290 62.6928 103 0.1 94
IV.APRC.HHZ. 2018-08-16T20:53:51.49 0.1 undecidable manual P 102 54.4011 106 -0.1 94
IV.MELA.HHZ. 2018-08-16T20:53:51.96 0.6 undecidable manual S 132 25.3524 126 0.07 50
IV.SACR.HHZ. 2018-08-16T20:53:51.47 0.1 positive manual P 197 53.7018 106 -0.03 96
IV.CIGN.HHZ. 2018-08-16T20:53:50.97 0.6 undecidable manual S 179 22.755 129 -0.37 48
IV.FRES.HHZ. 2018-08-16T20:53:50.84 0.3 undecidable manual S 304 22.8549 129 -0.5 68
IV.BSSO.HHZ. 2018-08-16T20:53:50.32 0.1 positive manual P 216 43.0236 111 0.4 91
IV.TRIV.HHZ. 2018-08-16T20:53:48.56 0.1 positive manual P 250 30.6471 120 0.36 94
IV.MELA.HHZ. 2018-08-16T20:53:47.69 0.1 negative manual P 132 25.3524 126 0.17 99
IV.CIGN.HHZ. 2018-08-16T20:53:47.32 0.1 positive manual P 179 22.755 129 0.13 100
IV.FRES.HHZ. 2018-08-16T20:53:47.46 0.1 undecidable manual P 304 22.8549 129 0.26 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.INTR.HHN. ML:0.0 0.00008986083 0.1408 AML other m 2018-08-16T20:54:07.96
IV.POFI.HHE. ML:0.0 0.0000485989 0.6016 AML other m 2018-08-16T20:54:15.09
IV.MTMR.EHN. ML:2.3 0.0001875 0.64 AML other m 2018-08-16T20:54:16.87
IV.SNAL.HHN. ML:0.0 0.000123557 0.6016 AML other m 2018-08-16T20:54:18.85
IV.SNAL.HHE. ML:0.0 0.00009584704499999999 0.5248 AML other m 2018-08-16T20:54:19.48
IV.POFI.HHN. ML:0.0 0.000032742545 0.2816 AML other m 2018-08-16T20:54:13.56
IV.CIGN.HHN. ML:2.1 0.00068391705 0.5632 AML other m 2018-08-16T20:53:51.72
IV.CIGN.HHE. ML:1.9 0.00041220994999999997 0.1664 AML other m 2018-08-16T20:53:51.46
IV.FRES.HHN. ML:2.2 0.000701446 0.0768 AML other m 2018-08-16T20:53:52.52
IV.FRES.HHE. ML:2.2 0.0008176976 0.0768 AML other m 2018-08-16T20:53:51.24
IV.MELA.HNN. ML:2.1 0.0005317384 0.0896 AML other m 2018-08-16T20:53:53.96
IV.MELA.HHE. ML:2.2 0.0006650991 0.1664 AML other m 2018-08-16T20:53:54.80
IV.MELA.HNE. ML:2.1 0.0006127894499999999 0.1408 AML other m 2018-08-16T20:53:54.58
IV.MELA.HHN. ML:2.1 0.0006065747500000001 0.0768 AML other m 2018-08-16T20:53:54.00
IV.TRIV.HNE. ML:1.7 0.0001797743 0.2048 AML other m 2018-08-16T20:53:54.05
IV.TRIV.HHN. ML:2.0 0.00036004310000000003 0.3328 AML other m 2018-08-16T20:53:54.56
IV.TRIV.HNN. ML:2.0 0.00033635555 0.3328 AML other m 2018-08-16T20:53:54.56
IV.TRIV.HHE. ML:1.9 0.0002728457 0.2816 AML other m 2018-08-16T20:53:54.94
IV.BSSO.HNE. ML:1.8 0.00016707425 0.4352 AML other m 2018-08-16T20:53:58.30
IV.BSSO.HHN. ML:1.4 0.0000704678 0.2688 AML other m 2018-08-16T20:53:57.20
IV.BSSO.HNN. ML:1.8 0.0001598366 0.2688 AML other m 2018-08-16T20:53:57.20
IV.BSSO.HHE. ML:1.4 0.000069291405 0.4352 AML other m 2018-08-16T20:53:58.30
IV.SACR.HHN. ML:1.5 0.00006795345 0.3712 AML other m 2018-08-16T20:54:05.65
IV.SACR.HHE. ML:1.8 0.00012648190000000002 0.32 AML other m 2018-08-16T20:53:59.35
IV.SACR.HNN. ML:1.4 0.000048272505 0.2816 AML other m 2018-08-16T20:54:00.30
IV.SACR.HNE. ML:1.7 0.0001212756 0.32 AML other m 2018-08-16T20:53:59.35
IV.APRC.HHN. ML:2.0 0.00024111085 0.1408 AML other m 2018-08-16T20:54:00.71
IV.APRC.HNE. ML:2.2 0.0003209966 0.256 AML other m 2018-08-16T20:54:05.80
IV.APRC.HHE. ML:2.2 0.0003003056 0.2688 AML other m 2018-08-16T20:54:05.80
IV.APRC.HNN. ML:2.7 0.0011829146499999998 0.7296 AML other m 2018-08-16T20:53:52.24
IV.MIDA.HNE. ML:1.9 0.0001594921 0.1024 AML other m 2018-08-16T20:54:00.94
IV.MIDA.HHE. ML:2.0 0.00018012685 0.1024 AML other m 2018-08-16T20:54:00.94
IV.MIDA.HHN. ML:1.9 0.00015147424 0.128 AML other m 2018-08-16T20:54:01.86
IV.MOCO.HHN. ML:1.4 0.00004489203 0.32 AML other m 2018-08-16T20:54:05.59
IV.MOCO.HNE. ML:1.6 0.00008391113 0.3968 AML other m 2018-08-16T20:54:11.77
IV.MOCO.HHE. ML:1.7 0.00008836943 0.3712 AML other m 2018-08-16T20:54:11.76
IV.LPEL.HHE. ML:2.1 0.00022716570000000003 0.0768 AML other m 2018-08-16T20:54:04.10
IV.LPEL.HHN. ML:2.1 0.00023510249999999998 0.1664 AML other m 2018-08-16T20:54:04.70
IV.SGG.HNE. ML:0.0 0.00000000051617225 0.768 AML other m 2018-08-16T20:54:08.40
IV.SGG.HHE. ML:1.6 0.00006459020500000001 0.4352 AML other m 2018-08-16T20:54:15.40
IV.SGG.HNN. ML:0.0 0.00000000041768654999999997 0.7296 AML other m 2018-08-16T20:54:09.63
IV.SGG.HHN. ML:1.6 0.00007094441 0.4224 AML other m 2018-08-16T20:54:10.93
IV.RNI2.HHN. ML:2.1 0.00022066645000000002 0.1664 AML other m 2018-08-16T20:54:02.89
IV.RNI2.HNN. ML:2.1 0.00021143245 0.1664 AML other m 2018-08-16T20:54:02.89
IV.RNI2.HNE. ML:2.0 0.00017909745 0.2304 AML other m 2018-08-16T20:54:06.75
IV.RNI2.HHE. ML:2.1 0.00019925095000000002 0.3328 AML other m 2018-08-16T20:54:07.16
IV.CERA.HHE. ML:2.1 0.0001771416 0.448 AML other m 2018-08-16T20:54:14.36
IV.CERA.HNN. ML:2.2 0.00023894195000000003 0.6016 AML other m 2018-08-16T20:54:13.94
IV.CERA.HHN. ML:2.2 0.0002354202 0.6016 AML other m 2018-08-16T20:54:13.94
IV.CERA.HNE. ML:2.1 0.00016947445 0.448 AML other m 2018-08-16T20:54:14.36
IV.INTR.HHE. ML:1.7 0.000065160895 0.1664 AML other m 2018-08-16T20:54:09.23
IV.INTR.HNE. ML:1.8 0.00008472613 0.1408 AML other m 2018-08-16T20:54:07.97
IV.SGTA.HNN. ML:2.2 0.0001881099 0.5376 AML other m 2018-08-16T20:54:14.91
IV.SGTA.HHE. ML:2.3 0.00020793829999999998 0.6528 AML other m 2018-08-16T20:54:13.32
IV.SGTA.HNE. ML:2.3 0.00024717090000000004 0.3072 AML other m 2018-08-16T20:54:14.06
IV.SGTA.HHN. ML:2.2 0.0001805204 0.5248 AML other m 2018-08-16T20:54:14.89
IV.MSAG.HNN. ML:2.6 0.0004893158 0.3456 AML other m 2018-08-16T20:54:13.89
IV.MSAG.HNE. ML:2.1 0.00014871515000000003 0.1536 AML other m 2018-08-16T20:54:12.61
IV.MSAG.HHN. ML:2.2 0.00020943509999999998 0.32 AML other m 2018-08-16T20:54:13.88
IV.MSAG.HHE. ML:1.7 0.00005945318 0.1664 AML other m 2018-08-16T20:54:12.15
IV.SNAL.HNE. ML:2.0 0.000090010495 0.4096 AML other m 2018-08-16T20:54:17.47
IV.SNAL.HNN. ML:2.1 0.00011340555 0.6016 AML other m 2018-08-16T20:54:19.16
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