Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 31-05-2019 and time 22:44:24 (UTC) in region 7 km E Pizzoli (AQ)

A magnitude ML 1.4 earthquake occured in region: 7 km E Pizzoli (AQ), on

  • 31-05-2019 22:44:24 (UTC)
  • 01-06-2019 00:44:24 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4500, 13.3770 at 9 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
Pizzoli AQ 7 4326 4326
Barete AQ 8 737 5063
Capitignano AQ 10 665 5728
L'Aquila AQ 11 69753 75481
Campotosto AQ 12 542 76023
Cagnano Amiterno AQ 13 1369 77392
Scoppito AQ 13 3727 81119
Montereale AQ 14 2581 83700
Crognaleto TE 14 1297 84997
Pietracamela TE 17 271 85268
Fano Adriano TE 17 296 85564
Lucoli AQ 18 1011 86575
Tornimparte AQ 19 3187 89762
Fossa AQ 20 721 90483
Poggio Picenze AQ 20 1136 91619
Ocre AQ 20 1167 92786

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km N of L'Aquila (69753 inhabitants)
36 Km SW of Teramo (54892 inhabitants)
61 Km E of Terni (111501 inhabitants)
64 Km W of Montesilvano (53738 inhabitants)
66 Km W of Chieti (51815 inhabitants)
69 Km W of Pescara (121014 inhabitants)
72 Km NE of Tivoli (56533 inhabitants)
73 Km NE of Guidonia Montecelio (88673 inhabitants)
79 Km SE of Foligno (57155 inhabitants)
96 Km NE of Roma (2864731 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 1.4 2019-05-31
22:44:24		 42.45 13.3767 9 2019-11-13
14:30:57		 Bollettino Sismico Italiano INGV 71301911
Reviewed
Rev100 		ML 1.4 2019-05-31
22:44:24		 42.4513 13.3793 9 2019-05-31
22:51:01		 Sala Sismica INGV-Roma 69063521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-05-31 22:44:24 ± 0.08
Latitude 42.4500 ± 0.0045
Longitude 13.3767 ± 0.0061
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 71301911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 545
Semi-minor axis of confidence ellipse (meter) 358
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 56
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 40
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.08903
Epicentral distance of station farthest from the epicenter (degree) 0.65381
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 30
Type of magnitude ML
Reference to an origin 69063521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-05-31 22:51:01

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 30
Type of magnitude ML
Reference to an origin 71301911
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-09 10:04:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2019-05-31T22:44:47.42 0.6 undecidable manual S 349 72.5718 50 0.71 38
IV.FDMO.HHZ. 2019-05-31T22:44:46.40 0.6 undecidable manual S 340 69.1752 50 0.59 40
IV.MF5.EHZ. 2019-05-31T22:44:44.42 0.3 undecidable manual S 6 59.9955 50 1.05 50
IV.ARRO.EHZ. 2019-05-31T22:44:41.20 0.3 undecidable manual S 286 52.0035 50 -0.01 72
IV.GAVE.EHZ. 2019-05-31T22:44:40.03 0.3 undecidable manual S 304 47.7189 50 -0.04 72
IV.MMO1.EHZ. 2019-05-31T22:44:40.52 0.3 undecidable manual S 355 50.0166 50 -0.17 70
IV.NRCA.HHZ. 2019-05-31T22:44:39.46 0.3 undecidable manual S 333 47.619 50 -0.59 63
IV.VCEL.EHZ. 2019-05-31T22:44:38.41 0.6 undecidable manual S 99 38.5281 50 0.79 39
IV.T0110.HHZ. 2019-05-31T22:44:38.72 0.6 undecidable manual S 127 40.9257 50 0.46 44
IV.MNTT.EHZ. 2019-05-31T22:44:38.08 0.3 undecidable manual P 15 70.1742 50 1.15 47
IV.FDMO.HHZ. 2019-05-31T22:44:37.01 0.3 undecidable manual P 340 69.1752 50 0.23 66
IV.CSP1.EHZ. 2019-05-31T22:44:37.36 0.3 undecidable manual P 349 72.5718 50 0.07 68
IV.MTRA.EHZ. 2019-05-31T22:44:35.62 0.3 undecidable manual S 3 34.0437 50 -0.81 59
IV.LNSS.HHZ. 2019-05-31T22:44:35.76 0.3 undecidable manual S 302 32.3454 50 -0.2 71
IV.MF5.EHZ. 2019-05-31T22:44:35.60 0.1 undecidable manual P 6 59.9955 50 0.24 90
IV.CERT.HHZ. 2019-05-31T22:44:35.94 0.1 undecidable manual P 210 64.3911 50 -0.09 92
IV.MMO1.EHZ. 2019-05-31T22:44:33.68 0.3 undecidable manual P 355 50.0166 50 -0.14 70
IV.ARRO.EHZ. 2019-05-31T22:44:33.82 0.1 undecidable manual P 286 52.0035 50 -0.3 90
IV.NRCA.HHZ. 2019-05-31T22:44:33.08 0.1 undecidable manual P 333 47.619 50 -0.37 89
IV.TERO.HHZ. 2019-05-31T22:44:33.38 0.3 undecidable manual S 44 26.6511 109 -0.83 59
IV.GAVE.EHZ. 2019-05-31T22:44:33.47 0.3 undecidable manual P 304 47.7189 50 0.01 72
IV.VCEL.EHZ. 2019-05-31T22:44:32.30 0.1 undecidable manual P 99 38.5281 50 0.25 93
IV.T0110.HHZ. 2019-05-31T22:44:32.42 0.1 undecidable manual P 127 40.9257 50 0.01 97
IV.SMA1.EHZ. 2019-05-31T22:44:32.18 0.3 undecidable manual S 350 20.2686 114 0.04 75
IV.T1299.HNZ. 2019-05-31T22:44:32.85 0.6 undecidable manual S 339 21.867 112 0.22 48
IV.RM33.EHZ. 2019-05-31T22:44:30.72 0.3 undecidable manual S 296 14.7741 121 0.28 72
IV.MTRA.EHZ. 2019-05-31T22:44:30.80 0.1 undecidable manual P 3 34.0437 50 -0.56 87
IV.LNSS.HHZ. 2019-05-31T22:44:30.91 0.1 undecidable manual P 302 32.3454 50 -0.18 95
IV.GIGS.HHZ. 2019-05-31T22:44:30.43 0.3 undecidable manual S 89 16.0728 119 -0.4 70
IV.FIAM.HHZ. 2019-05-31T22:44:30.15 0.3 undecidable manual P 227 29.3484 107 -0.43 68
IV.TERO.HHZ. 2019-05-31T22:44:29.59 0.1 undecidable manual P 44 26.6511 109 -0.48 90
MN.AQU.HHZ. 2019-05-31T22:44:29.50 0.6 undecidable manual S 168 10.878 130 0.16 50
IV.FAGN.HHZ. 2019-05-31T22:44:29.79 0.3 undecidable manual P 140 26.5512 109 -0.26 71
IV.CAMP.HHZ. 2019-05-31T22:44:29.38 0.3 undecidable manual S 16 9.879 132 0.31 72
IV.T1299.HNZ. 2019-05-31T22:44:29.28 0.1 undecidable manual P 339 21.867 112 0.12 99
IV.GIGS.HHZ. 2019-05-31T22:44:28.03 0.1 undecidable manual P 89 16.0728 119 -0.09 100
IV.RM33.EHZ. 2019-05-31T22:44:28.16 0.1 undecidable manual P 296 14.7741 121 0.25 97
IV.SMA1.EHZ. 2019-05-31T22:44:28.94 0.1 undecidable manual P 350 20.2686 114 0.05 100
IV.CAMP.HHZ. 2019-05-31T22:44:27.44 0.1 undecidable manual P 16 9.879 132 0.33 96
MN.AQU.HHZ. 2019-05-31T22:44:27.45 0.1 undecidable manual P 168 10.878 130 0.19 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHN. ML:1.6 0.0005265 0.38 AML other m 2019-05-31T22:44:29.83
IV.CAMP.HHE. ML:1.4 0.0003445 1.1 AML other m 2019-05-31T22:44:30.67
IV.GIGS.HHE. ML:1.1 0.0001095 1.4 AML other m 2019-05-31T22:44:30.84
IV.RM33.EHN. ML:1.5 0.00029949999999999996 1.76 AML other m 2019-05-31T22:44:30.05
IV.GIGS.HHN. ML:1.2 0.00014900000000000002 0.16 AML other m 2019-05-31T22:44:31.07
IV.RM33.EHE. ML:1.4 0.000268 0.72 AML other m 2019-05-31T22:44:32.40
IV.TERO.HHN. ML:1.4 0.00015099999999999998 0.08 AML other m 2019-05-31T22:44:33.52
IV.SMA1.EHE. ML:1.2 0.0001215 0.2 AML other m 2019-05-31T22:44:35.30
IV.TERO.HHE. ML:1.4 0.00014250000000000002 0.78 AML other m 2019-05-31T22:44:35.60
IV.MTRA.EHN. ML:1.4 0.00011499999999999999 0.22 AML other m 2019-05-31T22:44:36.18
IV.FIAM.HHN. ML:0.8 0.00003625000000000001 0.5 AML other m 2019-05-31T22:44:36.68
IV.LNSS.HHN. ML:1.4 0.000113 0.62 AML other m 2019-05-31T22:44:36.58
IV.LNSS.HHE. ML:1.5 0.00014199999999999998 0.88 AML other m 2019-05-31T22:44:36.25
IV.MTRA.EHE. ML:1.5 0.0001365 0.7 AML other m 2019-05-31T22:44:36.91
IV.FIAM.HHE. ML:0.9 0.00004105 0.38 AML other m 2019-05-31T22:44:38.13
IV.FAGN.HHN. ML:1.6 0.00021450000000000004 0.3 AML other m 2019-05-31T22:44:38.63
IV.FAGN.HHE. ML:1.7 0.00026949999999999994 0.3 AML other m 2019-05-31T22:44:38.69
IV.SMA1.EHN. ML:1.1 0.00008615000000000001 0.74 AML other m 2019-05-31T22:44:39.29
IV.VCEL.EHE. ML:1.8 0.00020250000000000002 0.38 AML other m 2019-05-31T22:44:39.86
IV.NRCA.HHN. ML:1.5 0.0000789 0.14 AML other m 2019-05-31T22:44:39.86
IV.T0110.HHN. ML:1.7 0.000165 0.36 AML other m 2019-05-31T22:44:40.03
IV.GAVE.EHN. ML:1.3 0.00006085 0.42 AML other m 2019-05-31T22:44:41.04
IV.VCEL.EHN. ML:1.7 0.000163 0.56 AML other m 2019-05-31T22:44:41.34
IV.T0110.HHE. ML:1.7 0.0001695 0.36 AML other m 2019-05-31T22:44:41.06
IV.ARRO.EHE. ML:1.3 0.000044 0.22 AML other m 2019-05-31T22:44:41.59
IV.NRCA.HHE. ML:1.5 0.0000969 0.12 AML other m 2019-05-31T22:44:41.70
IV.ARRO.EHN. ML:1.2 0.00003895 1.38 AML other m 2019-05-31T22:44:41.30
IV.GAVE.EHE. ML:1.2 0.00004505 0.2 AML other m 2019-05-31T22:44:43.83
IV.CERT.HHN. ML:1.1 0.000026299999999999996 0.7 AML other m 2019-05-31T22:44:47.86
IV.CERT.HHE. ML:1.3 0.000033549999999999996 0.34 AML other m 2019-05-31T22:44:48.18
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