Earthquake with magnitude of ML 2.2 on date 16-08-2018 and time 20:27:53 (Italy) in region 4 km SE Montecilfone (CB)

A magnitude ML 2.2 earthquake occured in region: 4 km SE Montecilfone (CB), on

  • 16-08-2018 18:27:53 (UTC)
  • 16-08-2018 20:27:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.8760, 14.8740 at 17 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 4 1348 1348
Guglionesi CB 5 5321 6669
Palata CB 7 1726 8395
Larino CB 9 6793 15188
Tavenna CB 10 718 15906
Guardialfiera CB 11 1065 16971
Acquaviva Collecroce CB 11 672 17643
San Martino in Pensilis CB 11 4793 22436
San Giacomo degli Schiavoni CB 12 1406 23842
Montenero di Bisaccia CB 12 6675 30517
Portocannone CB 12 2551 33068
Ururi CB 13 2693 35761
Montorio nei Frentani CB 14 437 36198
Castelmauro CB 14 1505 37703
San Felice del Molise CB 14 634 38337
Casacalenda CB 15 2135 40472
Mafalda CB 15 1211 41683
Petacciato CB 15 3819 45502
Campomarino CB 16 7712 53214
Montelongo CB 17 365 53579
Lupara CB 17 505 54084
Termoli CB 17 33739 87823
Rotello CB 18 1212 89035
Provvidenti CB 18 119 89154
Civitacampomarano CB 19 417 89571
Montemitro CB 19 395 89966
Castelbottaccio CB 19 312 90278
Montefalcone nel Sannio CB 20 1556 91834
Bonefro CB 20 1384 93218
Morrone del Sannio CB 20 587 93805

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)
83 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 2.2 2018-08-16
18:27:53
41.8762 14.8743 17 2019-04-24
14:51:17
Bollettino Sismico Italiano INGV 67167491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-08-16 18:27:53 ± 0.23
Latitude 41.8762 ± 0.0144
Longitude 14.8743 ± 0.0145
Depth (km) 17 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 67167491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1770
Semi-minor axis of confidence ellipse (meter) 570
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 208
Circular confidence region, given by single value of horizontal uncertainty (meter) 1770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 160
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.18076
Epicentral distance of station farthest from the epicenter (degree) 0.73385
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 67167491
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-01 17:41:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HHZ. 2018-08-16T18:28:07.33 0.3 undecidable manual P 281 81.4518 95 -0.62 60
IV.APRC.HHZ. 2018-08-16T18:28:04.31 0.6 undecidable manual P 103 56.7987 98 0.13 47
IV.MELA.HHZ. 2018-08-16T18:28:04.14 0.6 undecidable manual S 132 28.1496 110 -0.08 50
IV.CIGN.HHZ. 2018-08-16T18:28:03.30 0.6 undecidable manual S 174 24.753 114 -0.08 50
IV.GATE.HHZ. 2018-08-16T18:28:02.13 0.1 undecidable manual P 176 40.4262 102 0.45 92
IV.FRES.HHZ. 2018-08-16T18:28:02.27 0.6 undecidable manual S 303 20.0688 121 0.01 52
IV.BSSO.HHE. 2018-08-16T18:28:02.13 0.1 undecidable manual P 212 43.3233 101 0 99
IV.TRIV.HHN. 2018-08-16T18:28:00.19 0.1 undecidable manual P 246 29.4483 109 0.13 100
IV.FRES.HHZ. 2018-08-16T18:27:59.04 0.1 undecidable manual P 303 20.0688 121 0.3 97
IV.CIGN.HHZ. 2018-08-16T18:27:59.10 0.1 undecidable manual P 174 24.753 114 -0.28 97
IV.MELA.HHZ. 2018-08-16T18:27:59.68 0.1 undecidable manual P 132 28.1496 110 -0.19 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MELA.HHE. ML:2.2 0.0008404909 0.1792 AML other m 2018-08-16T18:28:06.42
IV.MELA.HNN. ML:2.4 0.001332556 0.1152 AML other m 2018-08-16T18:28:04.00
IV.MELA.HNE. ML:2.2 0.0007904944999999999 0.1792 AML other m 2018-08-16T18:28:06.42
IV.MELA.HHN. ML:2.5 0.001499678 0.1024 AML other m 2018-08-16T18:28:04.00
IV.APRC.HHN. ML:2.0 0.000237893565 0.2176 AML other m 2018-08-16T18:28:14.94
IV.APRC.HHE. ML:2.0 0.000211389295 0.1408 AML other m 2018-08-16T18:28:14.96
IV.INTR.HHE. ML:2.0 0.000132878875 0.1536 AML other m 2018-08-16T18:28:18.64
IV.INTR.HNN. ML:2.2 0.0002208029 0.32 AML other m 2018-08-16T18:28:20.66
IV.INTR.HHN. ML:2.3 0.00023810265 0.2944 AML other m 2018-08-16T18:28:20.96
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