Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 19-09-2018 and time 17:13:34 (Italy) in region 1 km SE Pizzoli (AQ)

A magnitude ML 2.1 earthquake occured in region: 1 km SE Pizzoli (AQ), on

  • 19-09-2018 15:13:34 (UTC)
  • 19-09-2018 17:13:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4320, 13.3000 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
Pizzoli AQ 1 4326 4326
Barete AQ 3 737 5063
Cagnano Amiterno AQ 7 1369 6432
Scoppito AQ 8 3727 10159
Capitignano AQ 10 665 10824
Montereale AQ 11 2581 13405
L'Aquila AQ 12 69753 83158
Campotosto AQ 15 542 83700
Tornimparte AQ 16 3187 86887
Lucoli AQ 16 1011 87898
Borbona RI 16 617 88515
Antrodoco RI 18 2588 91103
Posta RI 20 694 91797
Crognaleto TE 20 1297 93094

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km NW of L'Aquila (69753 inhabitants)
42 Km SW of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
66 Km NE of Tivoli (56533 inhabitants)
67 Km NE of Guidonia Montecelio (88673 inhabitants)
70 Km W of Montesilvano (53738 inhabitants)
72 Km W of Chieti (51815 inhabitants)
75 Km W of Pescara (121014 inhabitants)
76 Km SE of Foligno (57155 inhabitants)
90 Km NE of Roma (2864731 inhabitants)
93 Km NE of Velletri (53303 inhabitants)
98 Km E of Viterbo (67173 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 2018-09-19
15:13:34		 42.4322 13.2998 11 2019-06-04
09:15:57		 Bollettino Sismico Italiano INGV 61959551
Reviewed
Rev100 		ML 1.9 2018-09-19
15:13:34		 42.44 13.2902 13 2018-09-19
15:47:24		 Sala Sismica INGV-Roma 61112511
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-09-19 15:13:34 ± 0.11
Latitude 42.4322 ± 0.0054
Longitude 13.2998 ± 0.0085
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 61959551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 650
Semi-minor axis of confidence ellipse (meter) 121
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 83
Circular confidence region, given by single value of horizontal uncertainty (meter) 650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.09893
Epicentral distance of station farthest from the epicenter (degree) 0.77072
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:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 38
Type of magnitude ML
Reference to an origin 61112511
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-09-19 15:26:12

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 26
Type of magnitude ML
Reference to an origin 61959551
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-10-15 08:22:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASSB.HHZ. 2018-09-19T15:14:01.07 0.6 undecidable manual S 323 85.5477 50 0.75 37
IV.CSP1.EHZ. 2018-09-19T15:13:58.10 0.6 undecidable manual S 354 73.5708 50 0.97 34
IV.CESI.HHZ. 2018-09-19T15:13:57.17 0.6 undecidable manual S 333 71.2731 50 0.67 39
IV.FDMO.HHZ. 2018-09-19T15:13:56.65 0.6 undecidable manual S 346 69.2751 50 0.68 39
IV.MC2.EHZ. 2018-09-19T15:13:52.69 0.6 undecidable manual S 350 53.9016 50 0.81 38
IV.MMO1.EHZ. 2018-09-19T15:13:51.41 0.6 undecidable manual S 2 51.9036 50 0.08 48
IV.NRCA.HHZ. 2018-09-19T15:13:49.79 0.3 undecidable manual S 341 47.0196 50 -0.25 70
IV.ASSB.HHZ. 2018-09-19T15:13:49.57 0.6 undecidable manual P 323 85.5477 50 -0.02 45
IV.MOMA.HHZ. 2018-09-19T15:13:48.02 0.6 undecidable manual P 305 72.4719 50 0.44 43
IV.RCAV.EHZ. 2018-09-19T15:13:48.20 0.6 undecidable manual P 204 71.1732 50 0.82 37
IV.GUMA.HHZ. 2018-09-19T15:13:47.47 0.6 undecidable manual P 2 69.9744 50 0.27 44
IV.CSP1.EHZ. 2018-09-19T15:13:47.50 0.3 undecidable manual P 354 73.5708 50 -0.25 66
IV.CESI.HHZ. 2018-09-19T15:13:47.12 0.3 undecidable manual P 333 71.2731 50 -0.27 66
IV.MTRA.EHZ. 2018-09-19T15:13:46.71 0.6 undecidable manual S 12 36.8298 50 -0.61 43
IV.FDMO.HHZ. 2018-09-19T15:13:46.76 0.3 undecidable manual P 346 69.2751 50 -0.32 66
IV.MF5.EHZ. 2018-09-19T15:13:46.20 0.3 undecidable manual P 12 62.9925 50 0.08 70
IV.MMO1.EHZ. 2018-09-19T15:13:44.02 0.1 positive manual P 2 51.9036 50 -0.39 89
IV.MC2.EHZ. 2018-09-19T15:13:44.53 0.3 undecidable manual P 350 53.9016 50 -0.19 70
IV.T0110.HHN. 2018-09-19T15:13:44.18 0.6 undecidable manual P 120 45.1215 50 0.82 39
IV.VCEL.EHN. 2018-09-19T15:13:43.58 0.6 undecidable manual P 95 44.5221 50 0.31 46
IV.GIGS.HHZ. 2018-09-19T15:13:43.50 0.6 undecidable manual S 84 22.4553 50 0.01 51
IV.NRCA.HHZ. 2018-09-19T15:13:43.23 0.1 positive manual P 341 47.0196 50 -0.43 89
IV.FIAM.HHZ. 2018-09-19T15:13:43.60 0.6 undecidable manual S 219 23.5542 50 -0.18 49
IV.PTQR.HHN. 2018-09-19T15:13:43.43 0.6 undecidable manual P 170 46.2204 50 -0.11 48
IV.SMA1.EHZ. 2018-09-19T15:13:43.49 0.6 undecidable manual S 8 22.1556 50 0.08 50
IV.ARRO.EHZ. 2018-09-19T15:13:43.15 0.6 undecidable manual P 291 46.62 50 -0.45 45
IV.TERO.HHZ. 2018-09-19T15:13:41.22 0.3 undecidable manual P 50 32.6451 50 -0.22 72
IV.CAMP.HHZ. 2018-09-19T15:13:41.33 0.6 undecidable manual S 38 14.5743 126 0.12 51
IV.MTRA.EHZ. 2018-09-19T15:13:41.65 0.1 positive manual P 12 36.8298 50 -0.44 91
IV.RM33.EHZ. 2018-09-19T15:13:40.30 0.6 undecidable manual S 321 10.9779 134 0.03 52
IV.LNSS.HHZ. 2018-09-19T15:13:40.70 0.6 undecidable manual P 312 28.4493 50 -0.1 50
IV.FIAM.HHZ. 2018-09-19T15:13:39.95 0.3 undecidable manual P 219 23.5542 50 -0.1 75
IV.SMA1.EHZ. 2018-09-19T15:13:39.80 0.3 undecidable manual P 8 22.1556 50 -0.03 76
IV.GIGS.HHZ. 2018-09-19T15:13:39.94 0.3 undecidable manual P 84 22.4553 50 0.06 76
IV.T1299.HNN. 2018-09-19T15:13:39.77 0.1 positive manual P 356 22.4553 50 -0.1 100
IV.CAMP.HHZ. 2018-09-19T15:13:38.79 0.3 undecidable manual P 38 14.5743 126 0.23 74
IV.RM33.EHZ. 2018-09-19T15:13:38.16 0.3 undecidable manual P 321 10.9779 134 0.14 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNN. ML:2.3 0.0021476805 0.2432 AML other m 2018-09-19T15:13:40.31
IV.RM33.EHN. ML:2.3 0.002106261 0.2304 AML other m 2018-09-19T15:13:40.32
IV.RM33.HNE. ML:2.3 0.002268506 0.2688 AML other m 2018-09-19T15:13:40.51
IV.RM33.EHE. ML:2.3 0.0022891615 0.256 AML other m 2018-09-19T15:13:40.52
IV.CAMP.HHN. ML:2.1 0.0011742007 0.3584 AML other m 2018-09-19T15:13:41.60
IV.CAMP.HHE. ML:1.8 0.00062791365 0.2048 AML other m 2018-09-19T15:13:42.26
IV.FIAM.HHE. ML:1.9 0.0004892509000000001 0.1792 AML other m 2018-09-19T15:13:43.94
IV.FIAM.HHN. ML:1.9 0.00050844225 0.32 AML other m 2018-09-19T15:13:44.92
IV.LNSS.HHE. ML:1.8 0.000344144 0.2048 AML other m 2018-09-19T15:13:45.61
IV.LNSS.HHN. ML:1.9 0.00038591330000000004 0.1408 AML other m 2018-09-19T15:13:45.98
IV.MTRA.EHN. ML:2.2 0.0005679591 0.1024 AML other m 2018-09-19T15:13:46.87
IV.MTRA.HNN. ML:2.2 0.0005734816499999999 0.1152 AML other m 2018-09-19T15:13:46.87
IV.MTRA.HNE. ML:2.2 0.00061896975 0.192 AML other m 2018-09-19T15:13:48.08
IV.MTRA.EHE. ML:2.2 0.00059656425 0.192 AML other m 2018-09-19T15:13:48.08
IV.NRCA.HHN. ML:2.4 0.0006745194000000001 0.128 AML other m 2018-09-19T15:13:50.97
IV.NRCA.HNE. ML:2.6 0.0010386321 0.1408 AML other m 2018-09-19T15:13:51.02
IV.NRCA.HHE. ML:2.6 0.0010858535 0.1408 AML other m 2018-09-19T15:13:50.96
IV.NRCA.HNN. ML:2.3 0.0005934705 0.0896 AML other m 2018-09-19T15:13:51.42
IV.CESI.HHE. ML:1.8 0.00010517541499999999 0.2304 AML other m 2018-09-19T15:13:58.11
IV.FDMO.HHE. ML:1.8 0.000098986695 0.1408 AML other m 2018-09-19T15:13:58.11
IV.FDMO.HHN. ML:1.8 0.00010446331 0.1152 AML other m 2018-09-19T15:13:58.85
IV.GUMA.HHN. ML:2.3 0.00036504545 0.2176 AML other m 2018-09-19T15:13:58.98
IV.GUMA.HNE. ML:2.3 0.00033297095 0.3072 AML other m 2018-09-19T15:13:58.97
IV.GUMA.HHE. ML:2.3 0.00033476065 0.192 AML other m 2018-09-19T15:13:59.19
IV.CESI.HHN. ML:2.1 0.0002092109 0.2304 AML other m 2018-09-19T15:13:59.80
IV.MOMA.HHN. ML:2.0 0.0001545 1.28 AML other m 2018-09-19T15:13:59.20
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