Earthquake with magnitude of ML 2.3 on date 17-08-2018 and time 23:17:56 (Italy) in region 5 km SE Montecilfone (CB)

A magnitude ML 2.3 earthquake occured in region: 5 km SE Montecilfone (CB), on

  • 17-08-2018 21:17:56 (UTC)
  • 17-08-2018 23:17:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.8780, 14.8820 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Montecilfone CB 5 1348 1348
Guglionesi CB 5 5321 6669
Palata CB 8 1726 8395
Larino CB 9 6793 15188
Tavenna CB 10 718 15906
San Martino in Pensilis CB 11 4793 20699
Guardialfiera CB 11 1065 21764
San Giacomo degli Schiavoni CB 11 1406 23170
Acquaviva Collecroce CB 11 672 23842
Portocannone CB 12 2551 26393
Montenero di Bisaccia CB 12 6675 33068
Ururi CB 13 2693 35761
Montorio nei Frentani CB 14 437 36198
San Felice del Molise CB 15 634 36832
Castelmauro CB 15 1505 38337
Campomarino CB 15 7712 46049
Petacciato CB 15 3819 49868
Casacalenda CB 16 2135 52003
Mafalda CB 16 1211 53214
Montelongo CB 17 365 53579
Termoli CB 17 33739 87318
Rotello CB 18 1212 88530
Lupara CB 18 505 89035
Provvidenti CB 18 119 89154
Civitacampomarano CB 19 417 89571
Montemitro CB 19 395 89966
Bonefro CB 20 1384 91350
Castelbottaccio CB 20 312 91662

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km W of San Severo (53905 inhabitants)
72 Km NW of Foggia (151991 inhabitants)
79 Km SE of Chieti (51815 inhabitants)
84 Km N of Benevento (60091 inhabitants)
85 Km SE of Pescara (121014 inhabitants)
91 Km W of Manfredonia (57279 inhabitants)
93 Km SE of Montesilvano (53738 inhabitants)
100 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 2018-08-17
21:17:56
41.878 14.8818 22 2019-04-24
14:51:10
Bollettino Sismico Italiano INGV 66220241
Reviewed
Rev100
ML 2.4 2018-08-17
21:17:56
41.8703 14.8847 26 2018-08-17
21:36:46
Sala Sismica INGV-Roma 59873931
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-08-17 21:17:56 ± 0.09
Latitude 41.8780 ± 0.0063
Longitude 14.8818 ± 0.0060
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 66220241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 569
Semi-minor axis of confidence ellipse (meter) 383
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 15
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 144
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 48
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.18436
Epicentral distance of station farthest from the epicenter (degree) 1.73030
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 36
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 23
Type of magnitude ML
Reference to an origin 66220241
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-02 10:57:29

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 100
Type of magnitude ML
Reference to an origin 59873931
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-08-17 21:31:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MC2.EHZ. 2018-08-17T21:18:27.39 0.3 undecidable manual P 310 179.8866 54 3 0
IV.NRCA.HHZ. 2018-08-17T21:18:27.34 0.3 undecidable manual P 307 179.487 54 3.01 0
IV.MIGL.HHZ. 2018-08-17T21:18:27.39 0.3 undecidable manual P 137 192.0633 54 1.5 0
IV.MMO1.EHZ. 2018-08-17T21:18:26.02 0.3 undecidable manual P 312 170.496 54 2.81 0
IV.MF5.EHZ. 2018-08-17T21:18:26.40 0.3 undecidable manual P 317 169.3971 54 3.31 0
IV.AMUR.HHZ. 2018-08-17T21:18:25.35 0.3 undecidable manual P 126 179.2872 54 1.04 0
IV.ACER.HHZ. 2018-08-17T21:18:22.15 0.6 undecidable manual P 144 149.8389 54 1.5 0
IV.INTR.HHZ. 2018-08-17T21:18:21.12 0.6 undecidable manual S 281 81.9513 99 0.19 14
IV.GIUL.HHZ. 2018-08-17T21:18:20.76 0.3 undecidable manual P 256 139.3605 95 1.44 0
IV.PALZ.HHZ. 2018-08-17T21:18:19.87 0.3 undecidable manual P 139 137.0628 95 0.89 0
IV.RNI2.HHZ. 2018-08-17T21:18:16.34 0.6 undecidable manual S 252 63.3921 102 0.31 39
IV.LPEL.HHZ. 2018-08-17T21:18:16.01 0.6 undecidable manual S 288 60.5949 103 0.69 37
IV.FAGN.HHZ. 2018-08-17T21:18:15.27 0.6 undecidable manual P 292 115.1958 96 -0.35 0
IV.MTMR.EHZ. 2018-08-17T21:18:14.18 0.6 undecidable manual P 175 106.9152 97 -0.17 0
IV.MIDA.HHZ. 2018-08-17T21:18:14.34 0.3 undecidable manual S 243 58.1973 103 -0.34 66
IV.APRC.HHZ. 2018-08-17T21:18:14.19 0.6 undecidable manual S 104 56.2992 104 -0.01 48
IV.SNAL.HHZ. 2018-08-17T21:18:13.84 0.3 undecidable manual P 165 109.113 96 -0.85 0
IV.SACR.HHZ. 2018-08-17T21:18:13.79 0.6 undecidable manual S 195 55.3002 104 -0.15 48
IV.VCEL.EHZ. 2018-08-17T21:18:13.83 0.3 undecidable manual P 304 103.0191 97 0.07 0
IV.VVLD.HHZ. 2018-08-17T21:18:12.99 0.3 undecidable manual P 270 103.9182 97 -0.91 0
IV.POFI.HHZ. 2018-08-17T21:18:12.37 0.3 undecidable manual P 260 98.3238 97 -0.68 0
IV.MSAG.HHZ. 2018-08-17T21:18:12.35 0.3 undecidable manual P 102 86.9463 98 1.05 8
IV.CAFE.HHZ. 2018-08-17T21:18:12.80 0.3 undecidable manual P 163 98.8233 97 -0.31 0
IV.T0110.HHZ. 2018-08-17T21:18:12.92 0.3 undecidable manual P 294 99.0231 97 -0.23 0
IV.BSSO.HHZ. 2018-08-17T21:18:11.73 0.6 undecidable manual S 213 43.8228 109 0.71 41
IV.SGTA.HHZ. 2018-08-17T21:18:11.69 0.1 undecidable manual P 154 91.6416 98 -0.33 6
IV.GATE.HHZ. 2018-08-17T21:18:10.76 0.6 undecidable manual S 177 40.5261 110 0.58 43
IV.INTR.HHZ. 2018-08-17T21:18:10.26 0.1 negative manual P 281 81.9513 99 -0.28 27
IV.VITU.HHZ. 2018-08-17T21:18:09.62 0.1 undecidable manual P 195 79.8645 99 -0.6 30
IV.CERA.HHZ. 2018-08-17T21:18:09.33 0.1 undecidable manual P 247 77.9664 99 -0.6 35
IV.SGRT.HHZ. 2018-08-17T21:18:09.22 0.3 undecidable manual P 101 72.5718 100 0.11 42
IV.VAGA.HHZ. 2018-08-17T21:18:08.82 0.1 positive manual P 227 74.2701 100 -0.55 46
IV.TRIV.HHZ. 2018-08-17T21:18:08.26 1.0 undecidable manual S 246 30.0477 119 0.63 21
IV.RNI2.HHZ. 2018-08-17T21:18:07.60 0.1 undecidable manual P 252 63.3921 102 -0.12 82
IV.MOCO.HHZ. 2018-08-17T21:18:07.57 0.1 undecidable manual P 158 60.7947 103 0.23 84
IV.LPEL.HHZ. 2018-08-17T21:18:07.50 0.1 negative manual P 288 60.5949 103 0.2 86
IV.MELA.HHZ. 2018-08-17T21:18:07.00 0.3 undecidable manual S 133 27.8499 121 -0.11 74
IV.SACR.HHZ. 2018-08-17T21:18:06.35 0.1 positive manual P 195 55.3002 104 -0.16 95
IV.APRC.HHZ. 2018-08-17T21:18:06.36 0.3 undecidable manual P 104 56.2992 104 -0.3 68
IV.MIDA.HHZ. 2018-08-17T21:18:06.59 0.1 positive manual P 243 58.1973 103 -0.35 87
IV.CIGN.HHZ. 2018-08-17T21:18:05.85 0.3 undecidable manual S 176 24.9528 124 -0.6 66
IV.GATE.HHZ. 2018-08-17T21:18:05.09 0.1 undecidable manual P 177 40.5261 110 0.76 81
IV.FRES.HHZ. 2018-08-17T21:18:05.03 0.6 undecidable manual S 301 20.4684 131 -0.48 45
IV.BSSO.HHZ. 2018-08-17T21:18:04.98 0.1 positive manual P 213 43.8228 109 0.16 97
IV.TRIV.HHZ. 2018-08-17T21:18:02.98 0.1 undecidable manual P 246 30.0477 119 0.11 98
IV.CIGN.HHZ. 2018-08-17T21:18:02.05 0.1 negative manual P 176 24.9528 124 -0.14 98
IV.MELA.HHZ. 2018-08-17T21:18:02.56 0.1 negative manual P 133 27.8499 121 0 100
IV.FRES.HHZ. 2018-08-17T21:18:01.90 0.1 negative manual P 301 20.4684 131 0.25 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TRIV.HHN. ML:2.2 0.0006545000000000001 1.66 AML other m 2018-08-17T21:18:09.99
IV.TRIV.HNN. ML:2.2 0.000621 0.32 AML other m 2018-08-17T21:18:09.00
IV.TRIV.HHE. ML:0.0 0.00039659585 0.2688 AML other m 2018-08-17T21:18:08.51
IV.TRIV.HNE. ML:0.0 0.00039043205000000004 0.2688 AML other m 2018-08-17T21:18:08.51
IV.FRES.HHE. ML:2.4 0.0011648955000000002 0.1664 AML other m 2018-08-17T21:18:05.27
IV.CIGN.HHN. ML:2.4 0.0011135661 0.3968 AML other m 2018-08-17T21:18:06.49
IV.CIGN.HHE. ML:2.3 0.0010360254 0.4608 AML other m 2018-08-17T21:18:11.48
IV.MELA.HHE. ML:2.4 0.0011931154500000002 0.1664 AML other m 2018-08-17T21:18:07.07
IV.MELA.HNE. ML:2.5 0.0013064836 0.3456 AML other m 2018-08-17T21:18:07.07
IV.BSSO.HNN. ML:1.6 0.00011933331499999999 0.4096 AML other m 2018-08-17T21:18:11.92
IV.GATE.HNN. ML:1.9 0.00023124510000000002 0.3328 AML other m 2018-08-17T21:18:11.58
IV.GATE.HHE. ML:2.3 0.0006323033 0.2816 AML other m 2018-08-17T21:18:13.13
IV.SACR.HNE. ML:2.4 0.00047917254999999996 0.3456 AML other m 2018-08-17T21:18:14.12
IV.SACR.HHE. ML:2.4 0.0005057731 0.3456 AML other m 2018-08-17T21:18:14.12
IV.MIDA.HHE. ML:2.3 0.00041599154999999997 0.256 AML other m 2018-08-17T21:18:15.04
IV.MIDA.HNE. ML:2.3 0.00043622394999999996 0.256 AML other m 2018-08-17T21:18:15.04
IV.RNI2.HHE. ML:2.6 0.00071636855 0.1664 AML other m 2018-08-17T21:18:16.80
IV.RNI2.HHN. ML:2.9 0.0013628040000000002 0.1408 AML other m 2018-08-17T21:18:16.82
IV.INTR.HHE. ML:2.1 0.00017119845 0.1792 AML other m 2018-08-17T21:18:21.38
IV.INTR.HNE. ML:2.3 0.0002491541 0.1792 AML other m 2018-08-17T21:18:21.38
IV.SGTA.HHN. ML:2.3 0.00019934895 0.384 AML other m 2018-08-17T21:18:28.63
IV.SGTA.HHE. ML:2.6 0.00043271435 0.576 AML other m 2018-08-17T21:18:28.33
IV.MSAG.HNE. ML:2.1 0.00013585654999999998 0.3584 AML other m 2018-08-17T21:18:25.82
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
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