Earthquake with magnitude of ML 2.1 on date 01-09-2018 and time 16:34:31 (Italy) in region 6 km SE Montecilfone (CB)

A magnitude ML 2.1 earthquake occured in region: 6 km SE Montecilfone (CB), on

  • 01-09-2018 14:34:31 (UTC)
  • 01-09-2018 16:34:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.8540, 14.8790 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.

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 6 1348 1348
Larino CB 7 6793 8141
Guglionesi CB 7 5321 13462
Palata CB 9 1726 15188
Guardialfiera CB 9 1065 16253
Acquaviva Collecroce CB 11 672 16925
San Martino in Pensilis CB 11 4793 21718
Tavenna CB 11 718 22436
Montorio nei Frentani CB 11 437 22873
Ururi CB 12 2693 25566
Casacalenda CB 13 2135 27701
Portocannone CB 13 2551 30252
San Giacomo degli Schiavoni CB 14 1406 31658
Montenero di Bisaccia CB 14 6675 38333
Castelmauro CB 14 1505 39838
Montelongo CB 14 365 40203
San Felice del Molise CB 15 634 40837
Lupara CB 16 505 41342
Provvidenti CB 16 119 41461
Rotello CB 16 1212 42673
Mafalda CB 17 1211 43884
Campomarino CB 17 7712 51596
Bonefro CB 17 1384 52980
Civitacampomarano CB 18 417 53397
Morrone del Sannio CB 18 587 53984
Petacciato CB 18 3819 57803
Castelbottaccio CB 18 312 58115
Santa Croce di Magliano CB 18 4435 62550
Termoli CB 19 33739 96289
Ripabottoni CB 19 514 96803
Montemitro CB 20 395 97198
Montefalcone nel Sannio CB 20 1556 98754
San Giuliano di Puglia CB 20 1042 99796

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km W of San Severo (53905 inhabitants)
70 Km NW of Foggia (151991 inhabitants)
81 Km SE of Chieti (51815 inhabitants)
81 Km N of Benevento (60091 inhabitants)
87 Km SE of Pescara (121014 inhabitants)
90 Km W of Manfredonia (57279 inhabitants)
95 Km SE of Montesilvano (53738 inhabitants)
98 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 2.1 2018-09-01
14:34:31
41.8543 14.8793 19 2019-06-04
09:15:55
Bollettino Sismico Italiano INGV 61406021
Reviewed
Rev100
ML 2.2 2018-09-01
14:34:31
41.8533 14.8495 17 2018-09-01
14:48:22
Sala Sismica INGV-Roma 60468141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-09-01 14:34:31 ± 0.1
Latitude 41.8543 ± 0.0072
Longitude 14.8793 ± 0.0060
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 61406021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 667
Semi-minor axis of confidence ellipse (meter) 562
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 2
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.09803
Epicentral distance of station farthest from the epicenter (degree) 0.90022
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.4
Num. used stations 26
Type of magnitude ML
Reference to an origin 61406021
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-04-30 14:55:06

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 60468141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-09-01 14:48:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.INTR.HHZ. 2018-09-01T14:34:56.00 0.6 undecidable manual S 283 82.3509 96 0.05 44
IV.SGRT.HHN. 2018-09-01T14:34:53.44 0.6 undecidable manual S 99 72.2721 98 0.14 44
IV.RNI2.HHZ. 2018-09-01T14:34:51.11 0.6 undecidable manual S 255 62.3931 99 0.43 42
IV.LPEL.HHZ. 2018-09-01T14:34:50.63 0.6 undecidable manual S 291 61.2942 99 0.25 44
IV.SACR.HHZ. 2018-09-01T14:34:48.45 0.6 undecidable manual S 196 52.7028 101 0.32 45
IV.T0110.HHZ. 2018-09-01T14:34:48.20 0.6 undecidable manual P 295 99.9222 95 -0.08 42
IV.MIDA.HNZ. 2018-09-01T14:34:48.95 0.6 undecidable manual S 246 56.8986 100 -0.27 44
IV.APRC.HHZ. 2018-09-01T14:34:48.60 0.6 undecidable manual S 101 55.8996 100 -0.37 43
IV.INTR.HHZ. 2018-09-01T14:34:45.06 0.3 undecidable manual P 283 82.3509 96 -0.51 60
IV.VITU.HHZ. 2018-09-01T14:34:44.61 0.6 undecidable manual P 196 77.2671 97 -0.19 43
IV.SGG.HHN. 2018-09-01T14:34:43.35 0.6 undecidable manual P 219 66.378 98 0.21 44
IV.SGRT.HHN. 2018-09-01T14:34:43.90 0.6 undecidable manual P 99 72.2721 98 -0.14 44
IV.TRIV.HHZ. 2018-09-01T14:34:42.11 0.6 undecidable manual S 250 28.9488 114 0.08 48
IV.LPEL.HHZ. 2018-09-01T14:34:42.21 0.3 undecidable manual P 291 61.2942 99 -0.15 68
IV.RNI2.HHZ. 2018-09-01T14:34:42.59 0.6 undecidable manual P 255 62.3931 99 0.06 46
IV.MELA.HHZ. 2018-09-01T14:34:41.53 0.6 undecidable manual S 129 26.2515 116 0.14 48
IV.MIDA.HNZ. 2018-09-01T14:34:41.35 0.3 undecidable manual P 246 56.8986 100 -0.34 65
IV.APRC.HHZ. 2018-09-01T14:34:41.01 0.3 undecidable manual P 101 55.8996 100 -0.53 62
IV.SACR.HHZ. 2018-09-01T14:34:41.03 0.3 undecidable manual P 196 52.7028 101 -0.03 69
IV.CIGN.HHZ. 2018-09-01T14:34:40.62 0.6 undecidable manual S 175 22.2555 122 0.15 49
IV.BSSO.HHZ. 2018-09-01T14:34:39.68 0.1 positive manual P 215 41.625 105 0.29 91
IV.GATE.HNN. 2018-09-01T14:34:39.77 0.3 undecidable manual P 176 37.9287 107 0.92 56
YD.T1411.EHZ. 2018-09-01T14:34:38.47 0.6 undecidable manual S 21 10.878 145 0.25 47
YD.T1413.HNZ. 2018-09-01T14:34:38.40 0.3 undecidable manual S 91 11.3775 144 0.1 74
IV.TRIV.HHZ. 2018-09-01T14:34:38.11 0.3 undecidable manual P 250 28.9488 114 0.57 65
YD.T1412.EHZ. 2018-09-01T14:34:37.34 0.6 undecidable manual S 230 12.0768 142 -1.08 35
IV.MELA.HHZ. 2018-09-01T14:34:37.12 0.3 undecidable manual P 129 26.2515 116 -0.05 73
IV.CIGN.HHZ. 2018-09-01T14:34:36.69 0.3 undecidable manual P 175 22.2555 122 0.06 74
IV.FRES.HHZ. 2018-09-01T14:34:36.74 0.6 undecidable manual P 307 21.867 122 0.17 48
YD.T1411.EHZ. 2018-09-01T14:34:35.35 0.1 positive manual P 21 10.878 145 0.01 100
YD.T1413.HNZ. 2018-09-01T14:34:35.37 0.3 undecidable manual P 91 11.3775 144 -0.01 76
YD.T1412.EHZ. 2018-09-01T14:34:34.98 0.1 positive manual P 230 12.0768 142 -0.47 91
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
YD.T1412.HNN. ML:2.6 0.002767513 0.1984 AML other m 2018-09-01T14:34:37.59
YD.T1413.EHN. ML:2.6 0.00307088405 0.1792 AML other m 2018-09-01T14:34:38.47
YD.T1413.HNE. ML:2.4 0.0020509219999999997 0.1408 AML other m 2018-09-01T14:34:38.46
YD.T1413.EHE. ML:2.4 0.0017174065 0.1408 AML other m 2018-09-01T14:34:38.45
YD.T1412.EHE. ML:2.5 0.0025251375 0.3392 AML other m 2018-09-01T14:34:38.54
YD.T1412.HNE. ML:2.6 0.002695373 0.352 AML other m 2018-09-01T14:34:38.54
YD.T1413.HNN. ML:2.6 0.0030841265 0.1856 AML other m 2018-09-01T14:34:38.47
YD.T1411.EHE. ML:2.7 0.004223841 0.1792 AML other m 2018-09-01T14:34:38.53
YD.T1411.EHN. ML:2.4 0.002141077 0.2048 AML other m 2018-09-01T14:34:39.22
IV.CIGN.HHN. ML:1.9 0.00041601295 0.4032 AML other m 2018-09-01T14:34:41.14
IV.MELA.HNN. ML:2.0 0.00050009725 0.0768 AML other m 2018-09-01T14:34:42.46
IV.MELA.HHN. ML:2.1 0.0005746328000000001 0.0768 AML other m 2018-09-01T14:34:42.46
IV.MELA.HHE. ML:2.2 0.0007005038500000001 0.2176 AML other m 2018-09-01T14:34:42.74
IV.MELA.HNE. ML:2.1 0.0006301674 0.2048 AML other m 2018-09-01T14:34:42.74
IV.TRIV.HHN. ML:1.7 0.0002040268 0.3584 AML other m 2018-09-01T14:34:43.82
IV.TRIV.HNN. ML:1.6 0.00018829224999999998 0.3776 AML other m 2018-09-01T14:34:43.83
IV.BSSO.HHE. ML:1.1 0.000039403505 0.3776 AML other m 2018-09-01T14:34:47.07
IV.BSSO.HNN. ML:1.4 0.00008709655999999999 0.3008 AML other m 2018-09-01T14:34:47.73
IV.BSSO.HHN. ML:1.1 0.000034925175 0.32 AML other m 2018-09-01T14:34:47.72
IV.SACR.HHE. ML:1.5 0.0000814 0.34 AML other m 2018-09-01T14:34:48.81
IV.SACR.HHN. ML:1.3 0.000043992095 0.4224 AML other m 2018-09-01T14:34:49.90
IV.RNI2.HHN. ML:2.1 0.00022704774999999998 0.16 AML other m 2018-09-01T14:34:51.64
IV.RNI2.HNN. ML:2.1 0.00021303515 0.1792 AML other m 2018-09-01T14:34:51.64
IV.RNI2.HNE. ML:2.0 0.00020750000000000003 1.52 AML other m 2018-09-01T14:34:53.12
IV.RNI2.HHE. ML:2.0 0.00020899999999999998 0.24 AML other m 2018-09-01T14:34:53.12
IV.INTR.HHE. ML:1.4 0.000034543329999999994 0.2816 AML other m 2018-09-01T14:34:57.18
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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