Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 07-01-2023 and time 21:04:53 (Italy) in region 3 km N Mignano Monte Lungo (CE)

A magnitude ML 1.1 earthquake occured in region: 3 km N Mignano Monte Lungo (CE), on

  • 07-01-2023 20:04:53 (UTC)
  • 07-01-2023 21:04:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.4320, 13.9910 at 11 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 3 3250 3250
San Pietro Infine CE 3 944 4194
San Vittore del Lazio FR 6 2636 6830
Conca Casale IS 7 200 7030
Sesto Campano IS 7 2388 9418
Venafro IS 8 11280 20698
Rocca d'Evandro CE 9 3283 23981
Cervaro FR 9 8109 32090
Presenzano CE 10 1766 33856
Galluccio CE 10 2154 36010
Viticuso FR 11 353 36363
Tora e Piccilli CE 11 910 37273
Pozzilli IS 11 2380 39653
Sant'Ambrogio sul Garigliano FR 11 966 40619
Conca della Campania CE 11 1239 41858
Acquafondata FR 13 263 42121
Marzano Appio CE 13 2226 44347
Capriati a Volturno CE 14 1541 45888
Sant'Apollinare FR 14 1919 47807
Filignano IS 14 648 48455
Ciorlano CE 14 426 48881
Sant'Andrea del Garigliano FR 14 1505 50386
Vallerotonda FR 15 1581 51967
Cassino FR 15 36142 88109
Sant'Elia Fiumerapido FR 16 6166 94275
Caianello CE 16 1824 96099
Pratella CE 16 1565 97664
Vairano Patenora CE 16 6594 104258
Roccamonfina CE 16 3511 107769
Fontegreca CE 16 811 108580
Vallemaio FR 17 937 109517
Pignataro Interamna FR 17 2595 112112
Prata Sannita CE 18 1502 113614
Montaquila IS 18 2456 116070
Ailano CE 18 1369 117439
Monteroduni IS 19 2264 119703
Pietravairano CE 19 2984 122687
San Giorgio a Liri FR 19 3164 125851
Gallo Matese CE 20 579 126430

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km NW of Caserta (76326 inhabitants)
54 Km NW of Aversa (53047 inhabitants)
59 Km NW of Giugliano in Campania (122974 inhabitants)
62 Km N of Marano di Napoli (59874 inhabitants)
63 Km NW of Afragola (65057 inhabitants)
63 Km NW of Acerra (59573 inhabitants)
64 Km NW of Casoria (77642 inhabitants)
66 Km N of Pozzuoli (81661 inhabitants)
69 Km NW of Napoli (974074 inhabitants)
74 Km NW of Portici (55274 inhabitants)
74 Km W of Benevento (60091 inhabitants)
75 Km NW of Ercolano (53709 inhabitants)
78 Km NW of Torre del Greco (86275 inhabitants)
88 Km NW of Scafati (50787 inhabitants)
89 Km NW of Avellino (54857 inhabitants)
91 Km E of Latina (125985 inhabitants)
92 Km NW of Castellammare di Stabia (66466 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 1.1 2023-01-07
20:04:53		 41.4323 13.9913 11 2024-03-01
17:18:14		 Bollettino Sismico Italiano INGV 119853431
Reviewed
Rev100 		ML 1.4 2023-01-07
20:04:50		 41.4767 14.0487 38 2023-01-07
20:12:45		 Sala Sismica INGV-Roma 113380641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-07 20:04:53 ± 0.19
Latitude 41.4323 ± 0.0117
Longitude 13.9913 ± 0.0144
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 119853431

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1558
Semi-minor axis of confidence ellipse (meter) 232
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 40
Circular confidence region, given by single value of horizontal uncertainty (meter) 1560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 145
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.58276
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 119853431
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-04 12:44:16

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 113380641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-07 20:12:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SCIAC.HHZ. 2023-01-07T20:06:45.82 3.0 undecidable manual Sn 0.58 0
IV.SPS2.HHZ. 2023-01-07T20:06:14.66 3.0 undecidable manual Sg 4.11 0
IV.SENI.EHZ. 2023-01-07T20:06:01.52 3.0 undecidable manual Sg 6.69 0
GU.GSCL.HHZ. 2023-01-07T20:06:00.67 3.0 undecidable manual Pg 12.5 0
IV.IMOL.HNZ. 2023-01-07T20:05:40.58 3.0 undecidable manual Pn -0.13 0
IV.SAMA.EHZ. 2023-01-07T20:05:33.08 3.0 undecidable manual S 0.02 0
IV.INTR.HHE. 2023-01-07T20:05:14.13 0.6 undecidable manual S 354 64.6908 50 1.02 36
IV.MCRV.HHZ. 2023-01-07T20:05:10.37 3.0 positive manual P -0.11 0
IV.POFI.HNE. 2023-01-07T20:05:06.44 0.6 undecidable manual S 324 39.2274 50 0.12 51
IV.PIGN.HHZ. 2023-01-07T20:05:05.11 0.6 undecidable manual S 149 30.1476 50 1.19 36
IV.INTR.HHE. 2023-01-07T20:05:04.32 0.3 undecidable manual P 354 64.6908 50 -0.45 66
IV.VAGA.HHZ. 2023-01-07T20:05:02.02 0.6 undecidable manual S 95 20.2686 50 0.75 42
IV.CERA.HHZ. 2023-01-07T20:05:01.20 0.6 undecidable manual S 7 18.4704 50 0.41 47
IV.MCI.EHZ. 2023-01-07T20:05:00.48 0.6 undecidable manual S 294 16.1727 124 0.3 49
IV.POFI.HNE. 2023-01-07T20:05:00.32 0.3 undecidable manual P 324 39.2274 50 -0.53 67
IV.RNI2.HNE. 2023-01-07T20:04:59.80 0.3 undecidable manual P 24 32.8449 50 -0.08 76
IV.SGG.HHN. 2023-01-07T20:04:59.86 0.3 undecidable manual P 99 32.6451 50 0.01 78
IV.PIGN.HHZ. 2023-01-07T20:04:59.04 0.3 undecidable manual P 149 30.1476 50 -0.43 71
IV.CERA.HHZ. 2023-01-07T20:04:57.49 0.3 undecidable manual P 7 18.4704 50 -0.17 78
IV.MCI.EHZ. 2023-01-07T20:04:57.49 0.3 undecidable manual P 294 16.1727 124 0.19 76
IV.VAGA.HHZ. 2023-01-07T20:04:57.60 0.1 undecidable manual P 95 20.2686 50 -0.34 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MCI.EHE. ML:1.6 0.00032450000000000003 0.24 AML other m 2023-01-07T20:05:02.50
IV.CERA.HHN. ML:1.3 0.00014000000000000001 0.66 AML other m 2023-01-07T20:05:03.50
IV.CERA.HHE. ML:1.2 0.0001155 0.7 AML other m 2023-01-07T20:05:03.17
IV.VAGA.HHE. ML:0.8 0.00005175 0.56 AML other m 2023-01-07T20:05:03.02
IV.MCI.EHN. ML:1.3 0.00017099999999999998 0.54 AML other m 2023-01-07T20:05:04.33
IV.PIGN.HHN. ML:0.9 0.000039149999999999996 0.34 AML other m 2023-01-07T20:05:05.89
IV.PIGN.HHE. ML:0.8 0.0000276 0.44 AML other m 2023-01-07T20:05:06.29
IV.VAGA.HHN. ML:1.2 0.00011695 0.38 AML other m 2023-01-07T20:05:07.27
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