Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 16-08-2018 and time 20:57:06 (UTC) in region 6 km SE Montecilfone (CB)

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

  • 16-08-2018 20:57:06 (UTC)
  • 16-08-2018 22:57:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.8650, 14.8840 at 22 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
Montecilfone CB 6 1348 6669
Larino CB 8 6793 13462
Palata CB 9 1726 15188
Guardialfiera CB 10 1065 16253
San Martino in Pensilis CB 11 4793 21046
Tavenna CB 11 718 21764
Acquaviva Collecroce CB 11 672 22436
Ururi CB 12 2693 25129
Portocannone CB 12 2551 27680
San Giacomo degli Schiavoni CB 12 1406 29086
Montorio nei Frentani CB 12 437 29523
Montenero di Bisaccia CB 13 6675 36198
Casacalenda CB 14 2135 38333
Castelmauro CB 15 1505 39838
Montelongo CB 15 365 40203
San Felice del Molise CB 15 634 40837
Campomarino CB 16 7712 48549
Rotello CB 16 1212 49761
Mafalda CB 17 1211 50972
Petacciato CB 17 3819 54791
Lupara CB 17 505 55296
Provvidenti CB 17 119 55415
Termoli CB 18 33739 89154
Bonefro CB 19 1384 90538
Civitacampomarano CB 19 417 90955
Morrone del Sannio CB 19 587 91542
Santa Croce di Magliano CB 19 4435 95977
Castelbottaccio CB 19 312 96289
Montemitro CB 20 395 96684

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km W of San Severo (53905 inhabitants)
71 Km NW of Foggia (151991 inhabitants)
80 Km SE of Chieti (51815 inhabitants)
82 Km N of Benevento (60091 inhabitants)
87 Km SE of Pescara (121014 inhabitants)
90 Km W of Manfredonia (57279 inhabitants)
94 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
20:57:06		 41.8653 14.8845 22 2019-04-24
14:50:53		 Bollettino Sismico Italiano INGV 60050071
Reviewed
Rev100 		ML 2.1 2018-08-16
20:57:06		 41.9058 14.8845 8 2018-08-16
21:16:53		 Sala Sismica INGV-Roma 59827531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-08-16 20:57:06 ± 0.1
Latitude 41.8653 ± 0.0063
Longitude 14.8845 ± 0.0072
Depth (km) 22 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 60050071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 772
Semi-minor axis of confidence ellipse (meter) 203
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 37
Circular confidence region, given by single value of horizontal uncertainty (meter) 770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 158
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.93889
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 60050071
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-08-21 18:35:11

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 68
Type of magnitude ML
Reference to an origin 59827531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-08-16 21:16:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GMB.BHZ. 2018-08-16T20:59:02.64 3.0 undecidable manual Sg 10.93 0
GU.GSCL.HHZ. 2018-08-16T20:59:02.28 3.0 undecidable manual Sn 4.88 0
AC.VLO.HHZ. 2018-08-16T20:58:55.56 3.0 undecidable manual Sn 3.6 0
HL.VLS.HHZ. 2018-08-16T20:58:51.33 3.0 undecidable manual Pg 18.65 0
IV.RIBO.EHZ.01 2018-08-16T20:58:39.52 3.0 undecidable manual Sg 5.86 0
IV.ILLI.HHZ. 2018-08-16T20:58:37.24 3.0 undecidable manual Sn -5.87 0
IV.LMD.HHZ. 2018-08-16T20:58:36.69 3.0 undecidable manual Sn -1.33 0
IV.SPS2.HHZ. 2018-08-16T20:58:33.03 3.0 undecidable manual Sg 4.73 0
IV.HPAC.HHZ. 2018-08-16T20:58:22.83 3.0 undecidable manual Pn -1.66 0
IV.GALF.HHZ. 2018-08-16T20:58:17.76 3.0 negative manual Pg 6.95 0
IV.PE3.EHZ. 2018-08-16T20:57:47.31 3.0 negative manual Pn -1.23 0
IV.FRON.EHZ. 2018-08-16T20:57:45.55 3.0 undecidable manual Pn 0.36 0
IV.ATCC.EHZ. 2018-08-16T20:57:43.66 3.0 positive manual Pn 0.89 0
IV.CSP1.EHZ. 2018-08-16T20:57:39.80 3.0 undecidable manual Pg 2.14 0
IV.NRCA.HHZ. 2018-08-16T20:57:38.13 3.0 negative manual Pg 2.09 0
IV.AMUR.HHZ. 2018-08-16T20:57:36.07 3.0 negative manual P -0.1 0
IV.SMA1.EHZ. 2018-08-16T20:57:34.58 3.0 negative manual P 1.97 0
IV.VCEL.EHZ. 2018-08-16T20:57:27.98 3.0 positive manual P 2.4 0
IV.VVLD.HHZ. 2018-08-16T20:57:24.03 0.1 undecidable manual P 271 104.2179 97 -0.4 81
IV.APRC.HHZ. 2018-08-16T20:57:24.28 0.6 undecidable manual S 102 55.7997 104 -0.28 46
IV.SACR.HHZ. 2018-08-16T20:57:24.35 0.6 undecidable manual S 196 54.0015 105 0.25 46
IV.MIDA.HHZ. 2018-08-16T20:57:24.88 0.6 undecidable manual S 245 57.7977 104 -0.2 46
IV.BSSO.HHZ. 2018-08-16T20:57:21.49 1.0 undecidable manual S 214 42.8238 109 0.24 24
IV.INTR.HHZ. 2018-08-16T20:57:20.91 0.1 undecidable manual P 282 82.4508 99 -0.21 88
IV.RNI2.HHZ. 2018-08-16T20:57:18.48 0.1 undecidable manual P 254 63.1923 102 0.29 89
IV.LPEL.HHZ. 2018-08-16T20:57:18.09 0.1 undecidable manual P 289 61.2942 103 0.19 91
IV.SGG.HHZ. 2018-08-16T20:57:18.48 0.1 undecidable manual P 218 67.6767 101 -0.39 86
IV.TRIV.HHZ. 2018-08-16T20:57:18.02 0.3 undecidable manual S 248 29.748 119 -0.04 75
IV.MIDA.HHZ. 2018-08-16T20:57:17.28 0.1 undecidable manual P 245 57.7977 104 -0.1 94
IV.MELA.HHZ. 2018-08-16T20:57:17.24 0.6 undecidable manual S 131 26.751 122 -0.14 49
IV.MOCO.HNE. 2018-08-16T20:57:17.93 0.1 undecidable manual P 157 59.496 103 0.3 90
IV.SACR.HHZ. 2018-08-16T20:57:16.84 0.1 positive manual P 196 54.0015 105 0.03 96
IV.FRES.HHZ. 2018-08-16T20:57:16.07 0.6 undecidable manual S 304 21.4674 130 -0.16 50
IV.CIGN.HHZ. 2018-08-16T20:57:16.51 0.3 undecidable manual S 176 23.4543 127 -0.16 74
IV.APRC.HHZ. 2018-08-16T20:57:16.74 0.1 undecidable manual P 102 55.7997 104 -0.34 90
IV.BSSO.HHZ. 2018-08-16T20:57:15.55 0.1 positive manual P 214 42.8238 109 0.38 91
IV.MELA.HHZ. 2018-08-16T20:57:13.03 0.1 undecidable manual P 131 26.751 122 0.1 99
IV.TRIV.HHZ. 2018-08-16T20:57:13.35 0.1 undecidable manual P 248 29.748 119 0.03 100
IV.FRES.HHZ. 2018-08-16T20:57:12.55 0.1 undecidable manual P 304 21.4674 130 0.28 96
IV.CIGN.HHZ. 2018-08-16T20:57:12.60 0.1 undecidable manual P 176 23.4543 127 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MIDA.HHN. ML:0.0 0.00030236894999999996 0.128 AML other m 2018-08-16T20:57:26.91
IV.MIDA.HNN. ML:0.0 0.00018822343 0.1024 AML other m 2018-08-16T20:57:26.23
IV.APRC.HHN. ML:0.0 0.00015614845 0.0768 AML other m 2018-08-16T20:57:25.45
IV.APRC.HHE. ML:0.0 0.00010835672 0.1024 AML other m 2018-08-16T20:57:25.16
IV.SGG.HHN. ML:1.7 0.00008319999999999999 0.42 AML other m 2018-08-16T20:57:33.25
IV.VAGA.HHE. ML:1.8 0.000107 0.78 AML other m 2018-08-16T20:57:35.75
IV.VVLD.HHN. ML:0.0 0.00004118797 0.1792 AML other m 2018-08-16T20:57:41.52
IV.VCEL.EHE. ML:0.0 0.00027943355 0.2432 AML other m 2018-08-16T20:57:44.01
IV.VCEL.EHN. ML:0.0 0.00026514899999999995 0.3584 AML other m 2018-08-16T20:57:44.08
IV.VVLD.HHE. ML:0.0 0.00010143838999999999 0.576 AML other m 2018-08-16T20:57:45.81
IV.FRES.HHE. ML:2.4 0.0013344054999999998 0.1408 AML other m 2018-08-16T20:57:17.45
IV.FRES.HHN. ML:1.9 0.000378822 0.0896 AML other m 2018-08-16T20:57:16.17
IV.CIGN.HHN. ML:2.1 0.0006267444 0.5504 AML other m 2018-08-16T20:57:17.06
IV.CIGN.HHE. ML:2.1 0.0005923177 0.3328 AML other m 2018-08-16T20:57:19.22
IV.MELA.HNN. ML:2.2 0.0007824375500000001 0.2816 AML other m 2018-08-16T20:57:18.82
IV.MELA.HHE. ML:2.2 0.0007638549499999999 0.1664 AML other m 2018-08-16T20:57:18.69
IV.MELA.HNE. ML:2.2 0.0006777716000000001 0.1536 AML other m 2018-08-16T20:57:18.69
IV.MELA.HHN. ML:2.1 0.000520995 0.1152 AML other m 2018-08-16T20:57:19.07
IV.TRIV.HNE. ML:2.0 0.00041811069999999993 0.2816 AML other m 2018-08-16T20:57:19.77
IV.TRIV.HHN. ML:2.1 0.0005589372500000001 0.32 AML other m 2018-08-16T20:57:19.73
IV.TRIV.HNN. ML:2.1 0.00052624195 0.32 AML other m 2018-08-16T20:57:19.73
IV.TRIV.HHE. ML:2.0 0.0004466799 0.2688 AML other m 2018-08-16T20:57:19.76
IV.BSSO.HNE. ML:1.9 0.00020493125 0.3072 AML other m 2018-08-16T20:57:23.09
IV.BSSO.HHN. ML:1.6 0.00012013262 0.256 AML other m 2018-08-16T20:57:23.35
IV.BSSO.HNN. ML:2.0 0.0002685058 0.256 AML other m 2018-08-16T20:57:23.35
IV.BSSO.HHE. ML:1.5 0.000084596475 0.3072 AML other m 2018-08-16T20:57:23.09
IV.APRC.HNE. ML:1.7 0.0001168542 0.1408 AML other m 2018-08-16T20:57:25.85
IV.SACR.HNN. ML:1.6 0.00009158349 0.2688 AML other m 2018-08-16T20:57:24.87
IV.SACR.HHN. ML:1.7 0.00010005574 0.3968 AML other m 2018-08-16T20:57:24.87
IV.SACR.HNE. ML:1.7 0.00011586900499999999 0.2816 AML other m 2018-08-16T20:57:24.65
IV.SACR.HHE. ML:1.7 0.00011057011 0.256 AML other m 2018-08-16T20:57:24.64
IV.MIDA.HNE. ML:2.3 0.00039046630000000006 0.1408 AML other m 2018-08-16T20:57:26.14
IV.MIDA.HHE. ML:2.3 0.0004380069 0.1536 AML other m 2018-08-16T20:57:26.14
IV.LPEL.HHE. ML:2.0 0.0001935769 0.1664 AML other m 2018-08-16T20:57:29.75
IV.LPEL.HHN. ML:2.0 0.00018381225 0.1408 AML other m 2018-08-16T20:57:28.93
IV.RNI2.HHE. ML:2.4 0.00042247279999999996 0.1408 AML other m 2018-08-16T20:57:29.03
IV.RNI2.HHN. ML:2.4 0.00047333824999999994 0.1792 AML other m 2018-08-16T20:57:28.06
IV.RNI2.HNE. ML:2.3 0.00038106059999999995 0.1408 AML other m 2018-08-16T20:57:29.03
IV.RNI2.HNN. ML:2.4 0.00043072015 0.1792 AML other m 2018-08-16T20:57:28.06
IV.INTR.HNE. ML:1.9 0.00010745185 0.4864 AML other m 2018-08-16T20:57:40.84
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