Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 20-07-2018 and time 01:27:17 (UTC) in region 4 km W Mignano Monte Lungo (CE)

A magnitude ML 1.9 earthquake occured in region: 4 km W Mignano Monte Lungo (CE), on

  • 20-07-2018 01:27:17 (UTC)
  • 20-07-2018 03:27:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.3950, 13.9490 at 8 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
Mignano Monte Lungo CE 4 3250 3250
Rocca d'Evandro CE 4 3283 6533
San Pietro Infine CE 6 944 7477
Galluccio CE 6 2154 9631
Sant'Ambrogio sul Garigliano FR 7 966 10597
Conca della Campania CE 8 1239 11836
San Vittore del Lazio FR 8 2636 14472
Tora e Piccilli CE 9 910 15382
Sant'Andrea del Garigliano FR 9 1505 16887
Sant'Apollinare FR 10 1919 18806
Cervaro FR 10 8109 26915
Presenzano CE 11 1766 28681
Sesto Campano IS 11 2388 31069
Marzano Appio CE 12 2226 33295
Vallemaio FR 12 937 34232
Conca Casale IS 12 200 34432
Roccamonfina CE 12 3511 37943
Venafro IS 13 11280 49223
Pignataro Interamna FR 14 2595 51818
Viticuso FR 15 353 52171
Cassino FR 15 36142 88313
Castelforte LT 15 4386 92699
Caianello CE 15 1824 94523
Coreno Ausonio FR 15 1644 96167
San Giorgio a Liri FR 15 3164 99331
Santi Cosma e Damiano LT 15 6897 106228
Pozzilli IS 16 2380 108608
Castelnuovo Parano FR 16 883 109491
Acquafondata FR 17 263 109754
Sessa Aurunca CE 17 21727 131481
Vairano Patenora CE 17 6594 138075
Ausonia FR 17 2619 140694
Sant'Elia Fiumerapido FR 18 6166 146860
Vallerotonda FR 18 1581 148441
Capriati a Volturno CE 19 1541 149982
Ciorlano CE 19 426 150408
Teano CE 19 12577 162985
Filignano IS 19 648 163633
Pratella CE 19 1565 165198
Villa Santa Lucia FR 20 2632 167830
Pietravairano CE 20 2984 170814

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km NW of Caserta (76326 inhabitants)
52 Km NW of Aversa (53047 inhabitants)
56 Km NW of Giugliano in Campania (122974 inhabitants)
59 Km NW of Marano di Napoli (59874 inhabitants)
61 Km NW of Afragola (65057 inhabitants)
61 Km NW of Acerra (59573 inhabitants)
61 Km NW of Casoria (77642 inhabitants)
62 Km N of Pozzuoli (81661 inhabitants)
67 Km NW of Napoli (974074 inhabitants)
72 Km NW of Portici (55274 inhabitants)
73 Km NW of Ercolano (53709 inhabitants)
76 Km W of Benevento (60091 inhabitants)
76 Km NW of Torre del Greco (86275 inhabitants)
87 Km NW of Scafati (50787 inhabitants)
88 Km E of Latina (125985 inhabitants)
89 Km NW of Avellino (54857 inhabitants)
90 Km NW of Castellammare di Stabia (66466 inhabitants)
100 Km NW of Cava de' Tirreni (53659 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 1.9 2018-07-20
01:27:17		 41.3952 13.949 8 2019-04-24
14:50:48		 Bollettino Sismico Italiano INGV 58991271
Reviewed
Rev100 		ML 1.9 2018-07-20
01:27:18		 41.3935 13.9563 9 2018-07-20
01:39:39		 Sala Sismica INGV-Roma 58896601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-07-20 01:27:17 ± 0.05
Latitude 41.3952 ± 0.0036
Longitude 13.9490 ± 0.0036
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 58991271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 315
Semi-minor axis of confidence ellipse (meter) 274
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 211
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 41
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.13939
Epicentral distance of station farthest from the epicenter (degree) 0.91011
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 27
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 46
Type of magnitude ML
Reference to an origin 58896601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-07-20 01:39:39

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 46
Type of magnitude ML
Reference to an origin 58991271
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-07-23 07:27:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T0110.HHZ. 2018-07-20T01:27:46.36 0.6 undecidable manual S 351 93.6396 50 0.36 41
IV.LPEL.HHE. 2018-07-20T01:27:40.73 0.6 undecidable manual S 15 74.8695 50 -0.25 44
IV.INTR.HHZ. 2018-07-20T01:27:39.67 0.3 undecidable manual S 357 68.4759 50 0.39 65
IV.VVLD.HHZ. 2018-07-20T01:27:36.78 0.3 undecidable manual S 333 59.1963 50 -0.01 71
IV.CERT.HHZ. 2018-07-20T01:27:35.69 0.6 undecidable manual P 308 101.0211 50 0.44 40
IV.T0110.HHZ. 2018-07-20T01:27:33.75 0.1 undecidable manual P 351 93.6396 50 -0.37 83
IV.POFI.HHZ. 2018-07-20T01:27:32.36 0.6 undecidable manual S 331 40.8258 50 0.47 45
IV.PTQR.HHZ. 2018-07-20T01:27:32.35 0.3 undecidable manual P 327 83.0502 50 -0.14 67
IV.MIDA.HHZ. 2018-07-20T01:27:31.31 0.6 undecidable manual S 43 37.3293 50 0.35 46
IV.VTIR.HHZ. 2018-07-20T01:27:31.74 0.6 undecidable manual P 149 76.4679 50 0.26 44
IV.VVDG.HHE. 2018-07-20T01:27:31.40 1.0 undecidable manual P 147 73.6707 50 0.36 22
IV.RNI2.HHZ. 2018-07-20T01:27:31.69 0.3 undecidable manual S 26 38.1285 50 0.51 67
IV.VBKN.HHN. 2018-07-20T01:27:31.50 0.6 undecidable manual P 147 74.4699 50 0.34 43
IV.LRP.EHZ. 2018-07-20T01:27:31.63 0.6 undecidable manual S 313 41.0256 50 -0.34 46
IV.LPEL.HHE. 2018-07-20T01:27:30.94 1.0 undecidable manual P 15 74.8695 50 -0.28 22
IV.GUAR.HHN. 2018-07-20T01:27:30.68 1.0 undecidable manual P 310 68.9754 50 0.37 22
IV.LIK.EHZ.01 2018-07-20T01:27:30.20 0.6 undecidable manual S 290 34.4433 103 0.05 49
IV.INTR.HHZ. 2018-07-20T01:27:29.98 0.1 positive manual P 357 68.4759 50 -0.26 89
IV.TRIV.HHZ. 2018-07-20T01:27:29.84 0.6 undecidable manual P 50 64.6908 50 0.18 45
IV.VITU.HHZ. 2018-07-20T01:27:29.50 0.1 undecidable manual P 112 61.494 50 0.34 88
IV.SACR.HNN. 2018-07-20T01:27:29.32 0.1 undecidable manual P 90 62.9925 50 -0.07 93
IV.GIUL.HHZ. 2018-07-20T01:27:29.18 0.3 undecidable manual P 288 60.495 50 0.17 69
IV.PIGN.HHZ. 2018-07-20T01:27:28.67 0.6 undecidable manual S 138 28.9488 106 0.34 47
IV.VVLD.HHZ. 2018-07-20T01:27:28.25 0.1 positive manual P 333 59.1963 50 -0.55 84
IV.MODR.HHZ. 2018-07-20T01:27:28.16 0.3 undecidable manual S 192 28.2495 106 0.06 75
IV.BSSO.HHZ. 2018-07-20T01:27:28.39 0.1 undecidable manual P 72 56.1993 50 0.05 95
IV.PTRJ.HNN. 2018-07-20T01:27:27.23 0.3 undecidable manual P 94 48.4182 50 0.08 72
IV.CERA.HHZ. 2018-07-20T01:27:26.59 0.6 undecidable manual S 14 23.1546 109 0.17 49
IV.LRP.EHZ. 2018-07-20T01:27:26.06 0.1 undecidable manual P 313 41.0256 50 0.04 98
IV.VAGA.HHZ. 2018-07-20T01:27:26.68 0.3 undecidable manual S 85 23.8539 109 0.05 75
IV.POFI.HHZ. 2018-07-20T01:27:25.66 0.1 positive manual P 331 40.8258 50 -0.31 92
IV.MIDA.HHZ. 2018-07-20T01:27:25.07 0.1 positive manual P 43 37.3293 50 -0.37 92
IV.RNI2.HHZ. 2018-07-20T01:27:25.46 0.1 positive manual P 26 38.1285 50 -0.1 97
IV.MCI.EHZ. 2018-07-20T01:27:24.23 0.3 undecidable manual S 313 15.4734 118 0.26 73
IV.LIK.EHZ.01 2018-07-20T01:27:24.86 0.1 undecidable manual P 290 34.4433 103 -0.11 98
IV.SGG.HHZ. 2018-07-20T01:27:24.85 0.1 positive manual P 91 35.8419 50 -0.36 92
IV.MODR.HHZ. 2018-07-20T01:27:23.64 0.1 positive manual P 192 28.2495 106 -0.14 98
IV.PIGN.HHZ. 2018-07-20T01:27:23.83 0.1 undecidable manual P 138 28.9488 106 -0.09 99
IV.CERA.HHZ. 2018-07-20T01:27:22.73 0.1 positive manual P 14 23.1546 109 -0.09 100
IV.VAGA.HHZ. 2018-07-20T01:27:22.71 0.1 positive manual P 85 23.8539 109 -0.22 97
IV.MCI.EHZ. 2018-07-20T01:27:21.69 0.1 positive manual P 313 15.4734 118 0.29 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MCI.EHE. ML:2.5 0.003395 1.8 AML other m 2018-07-20T01:27:25.08
IV.VAGA.HHE. ML:2.2 0.0009410000000000001 1.78 AML other m 2018-07-20T01:27:28.07
IV.VAGA.HNE. ML:2.1 0.0008855 1.78 AML other m 2018-07-20T01:27:28.07
IV.VAGA.HHN. ML:2.4 0.0017349999999999998 0.34 AML other m 2018-07-20T01:27:29.20
IV.VAGA.HNN. ML:2.4 0.001635 0.34 AML other m 2018-07-20T01:27:29.20
IV.CERA.HHE. ML:2.4 0.00156 0.48 AML other m 2018-07-20T01:27:29.39
IV.CERA.HNE. ML:2.3 0.00148 0.48 AML other m 2018-07-20T01:27:29.40
IV.MCI.EHN. ML:2.3 0.002145 0.68 AML other m 2018-07-20T01:27:29.24
IV.PIGN.HNE. ML:1.7 0.00027600000000000004 1.1 AML other m 2018-07-20T01:27:30.15
IV.CERA.HHN. ML:2.4 0.0015350000000000001 1.66 AML other m 2018-07-20T01:27:30.09
IV.CERA.HNN. ML:2.3 0.00146 1.66 AML other m 2018-07-20T01:27:30.09
IV.MODR.HHN. ML:1.8 0.00032399999999999996 0.2 AML other m 2018-07-20T01:27:30.95
IV.MODR.HHE. ML:1.9 0.0004115 0.26 AML other m 2018-07-20T01:27:31.26
IV.PIGN.HHN. ML:1.9 0.00042200000000000007 0.42 AML other m 2018-07-20T01:27:32.88
IV.PIGN.HNN. ML:1.9 0.000441 0.44 AML other m 2018-07-20T01:27:32.89
IV.PIGN.HHE. ML:1.7 0.0002525 1.52 AML other m 2018-07-20T01:27:33.23
IV.MIDA.HHN. ML:1.7 0.000175 0.28 AML other m 2018-07-20T01:27:33.49
IV.LIK.EHN.01 ML:1.8 0.00027550000000000003 0.76 AML other m 2018-07-20T01:27:34.07
IV.RNI2.HHE. ML:1.9 0.0003075 1.06 AML other m 2018-07-20T01:27:36.74
IV.RNI2.HNE. ML:1.9 0.0003045 1.08 AML other m 2018-07-20T01:27:36.75
IV.SGG.HHE. ML:2.0 0.0004415 1.38 AML other m 2018-07-20T01:27:37.94
IV.LIK.EHE.01 ML:1.8 0.0002745 0.46 AML other m 2018-07-20T01:27:37.53
IV.VVLD.HHN. ML:1.7 0.000112 1.56 AML other m 2018-07-20T01:27:38.08
IV.SGG.HHN. ML:1.9 0.00034550000000000005 1.34 AML other m 2018-07-20T01:27:38.19
IV.VVLD.HHE. ML:1.7 0.00009925 0.42 AML other m 2018-07-20T01:27:38.19
IV.LRP.EHE. ML:1.6 0.000124 0.46 AML other m 2018-07-20T01:27:38.46
IV.MIDA.HHE. ML:1.9 0.000277 0.7 AML other m 2018-07-20T01:27:39.87
IV.LRP.EHN. ML:1.6 0.0001465 0.46 AML other m 2018-07-20T01:27:39.63
IV.RNI2.HNN. ML:1.9 0.0003125 0.68 AML other m 2018-07-20T01:27:39.45
IV.RNI2.HHN. ML:1.9 0.00032 0.68 AML other m 2018-07-20T01:27:39.45
IV.POFI.HHE. ML:1.6 0.00013550000000000001 0.44 AML other m 2018-07-20T01:27:39.81
IV.POFI.HHN. ML:1.5 0.000112 0.64 AML other m 2018-07-20T01:27:40.35
IV.INTR.HHN. ML:2.0 0.000185 0.68 AML other m 2018-07-20T01:27:41.39
IV.GIUL.HHN. ML:1.5 0.0000689 0.66 AML other m 2018-07-20T01:27:42.96
IV.GIUL.HHE. ML:1.4 0.00005065 0.6 AML other m 2018-07-20T01:27:44.78
IV.BSSO.HHE. ML:1.4 0.0000491 0.7 AML other m 2018-07-20T01:27:45.02
IV.INTR.HHE. ML:1.8 0.0001124 0.9 AML other m 2018-07-20T01:27:45.71
IV.TRIV.HHN. ML:1.7 0.00010180000000000001 1.38 AML other m 2018-07-20T01:27:46.28
IV.TRIV.HHE. ML:2.0 0.000168 0.5 AML other m 2018-07-20T01:27:46.36
IV.BSSO.HHN. ML:1.2 0.0000387 0.54 AML other m 2018-07-20T01:27:48.34
IV.T0110.HHN. ML:2.0 0.00011365 0.56 AML other m 2018-07-20T01:27:51.44
IV.T0110.HHE. ML:2.1 0.00014900000000000002 0.48 AML other m 2018-07-20T01:27:51.86
IV.MELA.HHN. ML:1.9 0.00007264999999999999 0.78 AML other m 2018-07-20T01:27:55.94
IV.CERT.HHE. ML:1.8 0.000057650000000000005 0.5 AML other m 2018-07-20T01:27:57.02
IV.CERT.HHN. ML:1.6 0.00003795 1.12 AML other m 2018-07-20T01:27:59.16
IV.MELA.HHE. ML:1.9 0.00007045 0.6 AML other m 2018-07-20T01:28:02.52
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