Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 31-01-2019 and time 08:23:47 (Italy) in region 3 km SW Montereale (AQ)

A magnitude ML 2.0 earthquake occured in region: 3 km SW Montereale (AQ), on

  • 31-01-2019 07:23:47 (UTC)
  • 31-01-2019 08:23:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5070, 13.2180 at 15 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Montereale AQ 3 2581 2581
Cagnano Amiterno AQ 5 1369 3950
Borbona RI 7 617 4567
Capitignano AQ 7 665 5232
Barete AQ 8 737 5969
Posta RI 10 694 6663
Pizzoli AQ 10 4326 10989
Cittareale RI 13 482 11471
Campotosto AQ 14 542 12013
Micigliano RI 15 127 12140
Antrodoco RI 15 2588 14728
Amatrice RI 15 2657 17385
Scoppito AQ 15 3727 21112
Borgo Velino RI 17 972 22084
Castel Sant'Angelo RI 20 1308 23392

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km NW of L'Aquila (69753 inhabitants)
43 Km W of Teramo (54892 inhabitants)
47 Km E of Terni (111501 inhabitants)
65 Km SE of Foligno (57155 inhabitants)
69 Km NE of Guidonia Montecelio (88673 inhabitants)
69 Km NE of Tivoli (56533 inhabitants)
76 Km W of Montesilvano (53738 inhabitants)
80 Km W of Chieti (51815 inhabitants)
82 Km W of Pescara (121014 inhabitants)
91 Km NE of Roma (2864731 inhabitants)
92 Km E of Viterbo (67173 inhabitants)
95 Km SE of Perugia (166134 inhabitants)
98 Km NE of Velletri (53303 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 2.0 2019-01-31
07:23:47		 42.5067 13.2177 15 2019-08-22
08:24:49		 Bollettino Sismico Italiano INGV 65245841
Reviewed
Rev100 		ML 2.1 2019-01-31
07:23:47		 42.5038 13.221 14 2019-01-31
07:36:09		 Sala Sismica INGV-Roma 65092631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-01-31 07:23:47 ± 0.06
Latitude 42.5067 ± 0.0036
Longitude 13.2177 ± 0.0037
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 65245841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 390
Semi-minor axis of confidence ellipse (meter) 86
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 207
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 85
Number of associated phases, regardless of their use for origin computation 44
Number of defining phases 44
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00360
Epicentral distance of station farthest from the epicenter (degree) 0.70956
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 65092631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-01-31 07:36:09

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 33
Type of magnitude ML
Reference to an origin 65245841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-02-05 10:37:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2019-01-31T07:24:07.78 0.6 undecidable manual S 359 64.8906 94 0.32 42
IV.MOMA.HHZ. 2019-01-31T07:24:07.02 0.6 undecidable manual S 302 62.2932 94 0.26 43
IV.CESI.HHZ. 2019-01-31T07:24:06.76 0.3 undecidable manual S 335 60.8946 94 0.38 62
IV.FDMO.HHZ. 2019-01-31T07:24:06.31 0.6 undecidable manual S 350 59.6958 94 0.23 43
IV.MF5.EHZ. 2019-01-31T07:24:05.88 0.6 undecidable manual S 20 56.8986 95 0.56 40
IV.T0110.HHZ. 2019-01-31T07:24:05.14 0.6 undecidable manual S 124 55.1004 95 0.28 43
IV.CESX.HHE. 2019-01-31T07:24:04.70 0.3 undecidable manual S 283 52.8027 95 0.47 62
IV.MC2.EHZ. 2019-01-31T07:24:02.44 0.6 undecidable manual S 357 44.9217 96 0.29 44
IV.INTR.HHE. 2019-01-31T07:24:01.31 0.6 undecidable manual P 134 78.7656 93 0.11 43
IV.MMO1.EHZ. 2019-01-31T07:24:01.92 0.3 undecidable manual S 12 44.4222 96 -0.1 69
IV.TERO.HHZ. 2019-01-31T07:23:59.03 0.6 undecidable manual S 68 34.0437 99 -0.24 45
IV.NRCA.HHZ. 2019-01-31T07:23:59.70 0.3 undecidable manual S 347 37.2294 98 -0.41 65
IV.ARRO.EHZ. 2019-01-31T07:23:59.99 0.3 undecidable manual S 282 37.8288 98 -0.27 67
IV.CSP1.EHZ. 2019-01-31T07:23:59.15 0.6 undecidable manual P 359 64.8906 94 0.07 44
IV.MOMA.HHZ. 2019-01-31T07:23:58.89 0.6 undecidable manual P 302 62.2932 94 0.21 43
IV.FDMO.HHZ. 2019-01-31T07:23:58.08 0.3 undecidable manual P 350 59.6958 94 -0.2 65
IV.GUMA.HHZ. 2019-01-31T07:23:58.92 0.3 undecidable manual P 9 62.3931 94 0.22 65
IV.MF5.EHZ. 2019-01-31T07:23:58.12 0.3 undecidable manual P 20 56.8986 95 0.27 65
IV.CESI.HHZ. 2019-01-31T07:23:58.38 0.3 undecidable manual P 335 60.8946 94 -0.08 67
IV.GAVE.EHZ. 2019-01-31T07:23:58.85 0.3 undecidable manual S 308 33.5442 100 -0.27 68
IV.CESX.HHE. 2019-01-31T07:23:57.71 0.6 undecidable manual P 283 52.8027 95 0.49 41
IV.VCEL.EHZ. 2019-01-31T07:23:57.40 0.3 undecidable manual P 103 52.503 95 0.23 66
IV.FIAM.HHZ. 2019-01-31T07:23:57.76 0.6 undecidable manual S 197 27.75 103 0.15 47
IV.GIGS.HHZ. 2019-01-31T07:23:57.81 0.3 undecidable manual S 101 29.6481 102 -0.3 67
IV.T0110.HHZ. 2019-01-31T07:23:57.65 0.3 undecidable manual P 124 55.1004 95 0.07 68
IV.MC2.EHZ. 2019-01-31T07:23:55.98 0.6 undecidable manual P 357 44.9217 96 -0.04 46
IV.MMO1.EHZ. 2019-01-31T07:23:55.76 0.1 undecidable manual P 12 44.4222 96 -0.18 90
IV.FAGN.HHZ. 2019-01-31T07:23:55.90 1.0 undecidable manual P 132 40.1265 97 0.62 20
IV.ARRO.EHZ. 2019-01-31T07:23:54.82 0.3 undecidable manual P 282 37.8288 98 -0.1 69
IV.SMA1.EHZ. 2019-01-31T07:23:54.98 0.3 undecidable manual S 35 16.7721 118 0.13 72
IV.GAVE.EHZ. 2019-01-31T07:23:54.00 0.1 negative manual P 308 33.5442 100 -0.27 90
IV.TERO.HHZ. 2019-01-31T07:23:54.06 0.1 negative manual P 68 34.0437 99 -0.3 89
IV.CAMP.HHZ. 2019-01-31T07:23:54.77 0.3 undecidable manual S 78 15.9729 120 0.1 72
IV.NRCA.HHZ. 2019-01-31T07:23:54.47 0.1 undecidable manual P 347 37.2294 98 -0.37 88
IV.T1299.HNZ. 2019-01-31T07:23:54.51 0.3 undecidable manual S 20 15.0738 122 0.04 73
IV.LNSS.HHZ. 2019-01-31T07:23:54.96 0.3 undecidable manual S 306 17.9709 116 -0.19 71
IV.GIGS.HHZ. 2019-01-31T07:23:53.40 0.1 undecidable manual P 101 29.6481 102 -0.28 90
IV.FIAM.HHZ. 2019-01-31T07:23:53.37 0.3 undecidable manual P 197 27.75 103 -0.03 71
IV.RM33.HNZ. 2019-01-31T07:23:52.24 0.3 undecidable manual S 315 0.3996 178 -0.18 72
IV.CAMP.HHZ. 2019-01-31T07:23:51.77 0.1 positive manual P 78 15.9729 120 0.07 97
IV.T1299.HNZ. 2019-01-31T07:23:51.64 0.1 positive manual P 20 15.0738 122 0.06 97
IV.LNSS.HHZ. 2019-01-31T07:23:51.88 0.1 undecidable manual P 306 17.9709 116 -0.09 96
IV.SMA1.EHZ. 2019-01-31T07:23:51.93 0.1 positive manual P 35 16.7721 118 0.12 95
IV.RM33.HNZ. 2019-01-31T07:23:50.44 0.1 undecidable manual P 315 0.3996 178 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNN. ML:2.5 0.0041773975 0.16 AML other m 2019-01-31T07:23:52.30
IV.RM33.EHN. ML:2.5 0.0040603295 0.1632 AML other m 2019-01-31T07:23:52.31
IV.RM33.EHE. ML:2.3 0.0026486774999999996 0.1408 AML other m 2019-01-31T07:23:53.33
IV.CAMP.HHN. ML:1.8 0.00045106975 0.2976 AML other m 2019-01-31T07:23:55.05
IV.LNSS.HNE. ML:2.1 0.0009026784 0.16 AML other m 2019-01-31T07:23:55.27
IV.LNSS.HHE. ML:2.1 0.0009344739 0.1376 AML other m 2019-01-31T07:23:55.26
IV.LNSS.HHN. ML:2.0 0.00072934835 0.2816 AML other m 2019-01-31T07:23:55.21
IV.LNSS.HNN. ML:2.1 0.0009199518 0.3872 AML other m 2019-01-31T07:23:55.03
IV.SMA1.EHE. ML:2.7 0.0036367969999999998 0.2208 AML other m 2019-01-31T07:23:55.32
IV.SMA1.EHN. ML:2.1 0.0009147955 0.2592 AML other m 2019-01-31T07:23:55.93
IV.CAMP.HHE. ML:1.6 0.0003143513 0.5376 AML other m 2019-01-31T07:23:56.05
IV.GAVE.HNE. ML:1.9 0.0003473929 0.2496 AML other m 2019-01-31T07:23:59.36
IV.NRCA.HHN. ML:2.1 0.00041057505 0.0992 AML other m 2019-01-31T07:23:59.88
IV.NRCA.HNN. ML:2.0 0.00037547009999999996 0.1088 AML other m 2019-01-31T07:23:59.88
IV.GAVE.EHN. ML:1.9 0.00033080759999999995 0.1792 AML other m 2019-01-31T07:24:00.19
IV.NRCA.HHE. ML:2.3 0.00068039495 0.1408 AML other m 2019-01-31T07:24:00.44
IV.NRCA.HNE. ML:2.3 0.0006623031500000001 0.1216 AML other m 2019-01-31T07:24:00.44
IV.ARRO.EHN. ML:1.8 0.00024249875 0.1792 AML other m 2019-01-31T07:24:01.03
IV.GAVE.EHE. ML:2.0 0.00038504085 0.1792 AML other m 2019-01-31T07:24:01.65
IV.TERO.HHN. ML:1.5 0.0001189684 0.08 AML other m 2019-01-31T07:24:01.65
IV.ARRO.EHE. ML:1.8 0.00021820785 0.1792 AML other m 2019-01-31T07:24:01.84
IV.MF5.EHN. ML:2.1 0.0002861167 0.4384 AML other m 2019-01-31T07:24:06.67
IV.CESI.HHE. ML:1.6 0.000086083335 0.2784 AML other m 2019-01-31T07:24:07.19
IV.MOMA.HHE. ML:1.9 0.00015181810000000002 0.16 AML other m 2019-01-31T07:24:08.58
IV.CESI.HHN. ML:1.9 0.00014831464999999998 0.3776 AML other m 2019-01-31T07:24:08.74
IV.MOMA.HNE. ML:1.9 0.000153095405 0.1792 AML other m 2019-01-31T07:24:08.58
IV.MOMA.HHN. ML:1.8 0.0001239349 0.24 AML other m 2019-01-31T07:24:08.76
IV.MOMA.HNN. ML:1.9 0.0001484777 0.24 AML other m 2019-01-31T07:24:08.65
IV.CSP1.EHE. ML:1.7 0.000089075005 0.2208 AML other m 2019-01-31T07:24:08.95
IV.RM33.HNE. ML:2.4 0.0027713835 0.1504 AML other m 2019-01-31T07:23:53.33
IV.FIAM.HHE. ML:1.4 0.000129689 0.3008 AML other m 2019-01-31T07:23:57.87
IV.FIAM.HNN. ML:1.6 0.00021634870000000002 0.24 AML other m 2019-01-31T07:23:57.88
IV.FIAM.HHN. ML:1.4 0.00012912794999999998 0.2784 AML other m 2019-01-31T07:23:57.87
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
Waveforms Seismic signals in miniseed + resp format Download