Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 24-10-2019 and time 05:17:08 (UTC) in region 1 km N Cittareale (RI)

A magnitude ML 1.8 earthquake occured in region: 1 km N Cittareale (RI), on

  • 24-10-2019 05:17:08 (UTC)
  • 24-10-2019 07:17:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6300, 13.1630 at 12 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
Cittareale RI 1 482 482
Accumoli RI 10 667 1149
Amatrice RI 10 2657 3806
Posta RI 13 694 4500
Borbona RI 13 617 5117
Montereale AQ 14 2581 7698
Cascia PG 16 3217 10915
Capitignano AQ 17 665 11580
Monteleone di Spoleto PG 17 599 12179
Leonessa RI 18 2435 14614
Campotosto AQ 19 542 15156
Norcia PG 19 4957 20113
Arquata del Tronto AP 19 1178 21291
Cagnano Amiterno AQ 20 1369 22660

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km NW of L'Aquila (69753 inhabitants)
43 Km E of Terni (111501 inhabitants)
45 Km W of Teramo (54892 inhabitants)
52 Km SE of Foligno (57155 inhabitants)
79 Km NE of Guidonia Montecelio (88673 inhabitants)
80 Km NE of Tivoli (56533 inhabitants)
82 Km W of Montesilvano (53738 inhabitants)
83 Km SE of Perugia (166134 inhabitants)
88 Km W of Chieti (51815 inhabitants)
88 Km W of Pescara (121014 inhabitants)
90 Km E of Viterbo (67173 inhabitants)
99 Km NE of Roma (2864731 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 1.8 2019-10-24
05:17:08		 42.6298 13.1628 12 2020-02-28
16:42:26		 Bollettino Sismico Italiano INGV 76628611
Reviewed
Rev100 		ML 1.9 2019-10-24
05:17:08		 42.6437 13.1753 10 2019-10-24
05:25:08		 Sala Sismica INGV-Roma 73421231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-24 05:17:08 ± 0.06
Latitude 42.6298 ± 0.0027
Longitude 13.1628 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76628611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 390
Semi-minor axis of confidence ellipse (meter) 128
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 65
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) 34
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 43
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.88223
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 29
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 52
Type of magnitude ML
Reference to an origin 76628611
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-18 13:57:34

ML:1.9

Field Value
Value 1.9
Uncertainty 0.4
Num. used stations 42
Type of magnitude ML
Reference to an origin 73421231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-24 05:25:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MAON.HHZ. 2019-10-24T05:17:57.68 3.0 undecidable manual Sg 2.87 0
IV.PE3.EHZ. 2019-10-24T05:17:42.96 3.0 undecidable manual S -3.61 0
IV.APEC.HHZ. 2019-10-24T05:17:41.34 3.0 undecidable manual S -2.88 0
IV.ARVD.HHZ. 2019-10-24T05:17:24.94 0.6 undecidable manual P 350 97.9242 91 0.12 43
IT.MTCL.HGZ. 2019-10-24T05:17:22.30 0.6 undecidable manual S 342 42.5241 92 0.19 47
MN.AQU.HNN. 2019-10-24T05:17:21.10 0.3 undecidable manual S 147 36.4413 92 0.61 63
IV.EL6.EHZ. 2019-10-24T05:17:21.69 0.3 undecidable manual P 356 77.7666 91 -0.02 67
IV.FEMA.HNE. 2019-10-24T05:17:21.30 0.3 undecidable manual S 346 38.0286 92 0.4 68
IV.TERO.HHZ. 2019-10-24T05:17:20.00 0.3 undecidable manual S 91 36.0417 92 -0.38 68
IV.MMO1.EHZ. 2019-10-24T05:17:19.50 0.3 undecidable manual S 24 32.745 92 0 74
IV.ASSB.HHZ. 2019-10-24T05:17:19.42 0.3 undecidable manual P 318 61.494 91 0.22 67
IV.SAP2.EHZ. 2019-10-24T05:17:19.02 0.6 undecidable manual P 20 55.2003 91 0.78 38
IV.MC2.EHZ. 2019-10-24T05:17:19.20 0.3 undecidable manual S 4 31.3464 93 0.08 73
IV.ARRO.EHZ. 2019-10-24T05:17:19.40 0.6 undecidable manual S 260 32.9448 92 -0.15 47
IV.MNTT.EHZ. 2019-10-24T05:17:19.59 0.6 undecidable manual P 36 59.496 91 0.7 39
IT.MMP1.HGE. 2019-10-24T05:17:18.04 0.3 undecidable manual P 219 54.2013 91 -0.04 70
IV.OFFI.HHZ. 2019-10-24T05:17:18.89 0.1 undecidable manual P 51 54.4011 91 0.79 76
IV.MF5.EHZ. 2019-10-24T05:17:17.11 0.3 undecidable manual P 31 46.5201 91 0.22 69
IV.CSP1.EHZ. 2019-10-24T05:17:17.52 0.3 undecidable manual P 4 51.4152 91 -0.12 69
IV.MOMA.HHZ. 2019-10-24T05:17:17.70 0.6 undecidable manual P 292 52.0035 91 -0.04 47
IV.NRCA.HNZ. 2019-10-24T05:17:16.40 0.3 undecidable manual S 350 22.9548 95 -0.49 67
IV.MTRA.EHZ. 2019-10-24T05:17:16.50 0.3 undecidable manual S 53 23.6541 94 -0.59 65
IV.CESI.HHZ. 2019-10-24T05:17:16.87 0.3 undecidable manual P 333 46.62 91 -0.04 71
IV.CESX.HHZ. 2019-10-24T05:17:16.36 0.6 undecidable manual P 267 47.1195 91 -0.62 41
IV.FDMO.HHZ. 2019-10-24T05:17:16.52 0.3 undecidable manual P 352 45.5211 91 -0.22 69
IV.CAMP.HHZ. 2019-10-24T05:17:16.50 0.3 undecidable manual S 117 22.6551 95 -0.31 70
IT.MTCL.HGZ. 2019-10-24T05:17:16.17 0.3 undecidable manual P 342 42.5241 92 -0.11 71
IV.FIAM.HHZ. 2019-10-24T05:17:15.81 0.3 undecidable manual P 185 40.3263 92 -0.13 71
IV.FEMA.HNE. 2019-10-24T05:17:15.98 0.3 undecidable manual P 346 38.0286 92 0.4 67
IV.GIGS.HHZ. 2019-10-24T05:17:15.37 0.3 undecidable manual P 120 38.8278 92 -0.34 68
IV.TERO.HHZ. 2019-10-24T05:17:15.01 0.3 undecidable manual P 91 36.0417 92 -0.26 69
MN.AQU.HNN. 2019-10-24T05:17:15.51 0.6 undecidable manual P 147 36.4413 92 0.17 47
IV.MC2.EHZ. 2019-10-24T05:17:14.52 0.3 undecidable manual P 4 31.3464 93 -0.03 73
IV.RM33.EHZ. 2019-10-24T05:17:14.60 0.3 undecidable manual S 163 14.0748 109 0.04 75
IV.ARRO.EHZ. 2019-10-24T05:17:14.71 0.1 undecidable manual P 260 32.9448 92 -0.09 96
IV.SMA1.EHZ. 2019-10-24T05:17:14.60 0.3 undecidable manual S 90 14.0748 109 0.04 75
IV.MMO1.EHZ. 2019-10-24T05:17:14.62 0.1 positive manual P 24 32.745 92 -0.15 95
IV.CAMP.HHZ. 2019-10-24T05:17:13.11 0.3 undecidable manual P 117 22.6551 95 -0.11 73
IV.T1299.HNN. 2019-10-24T05:17:13.40 0.3 undecidable manual S 87 9.7791 127 -0.15 76
IV.NRCA.HNZ. 2019-10-24T05:17:13.08 0.3 undecidable manual P 350 22.9548 95 -0.18 72
IV.MTRA.EHZ. 2019-10-24T05:17:13.20 0.1 positive manual P 53 23.6541 94 -0.18 96
IV.LNSS.HNZ. 2019-10-24T05:17:13.70 0.3 undecidable manual S 253 10.4784 124 0 76
IV.SMA1.EHZ. 2019-10-24T05:17:12.10 0.1 negative manual P 90 14.0748 109 0.18 98
IV.LNSS.HNZ. 2019-10-24T05:17:11.57 0.1 undecidable manual P 253 10.4784 124 0.15 99
IV.T1299.HNN. 2019-10-24T05:17:11.43 0.1 undecidable manual P 87 9.7791 127 0.1 100
IV.RM33.EHZ. 2019-10-24T05:17:11.99 0.1 positive manual P 163 14.0748 109 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HNN. ML:0.0 0.0022962950000000003 0.1184 AML other m 2019-10-24T05:17:13.85
IV.LNSS.HHN. ML:0.0 0.0022670105 0.1184 AML other m 2019-10-24T05:17:13.85
IV.LNSS.HNE. ML:0.0 0.0035822235000000004 0.1696 AML other m 2019-10-24T05:17:13.90
IV.LNSS.HHE. ML:0.0 0.0038760975000000004 0.16 AML other m 2019-10-24T05:17:13.90
IV.SMA1.EHE. ML:0.0 0.0047407465 1.7024 AML other m 2019-10-24T05:17:14.98
IV.SMA1.EHN. ML:0.0 0.0015088404999999997 1.7792 AML other m 2019-10-24T05:17:15.00
IV.RM33.HNE. ML:0.0 0.0012037285 0.1888 AML other m 2019-10-24T05:17:15.29
IV.RM33.EHE. ML:0.0 0.001213601 0.2016 AML other m 2019-10-24T05:17:15.29
IV.RM33.HNN. ML:0.0 0.0006769182 0.288 AML other m 2019-10-24T05:17:15.47
IV.RM33.EHN. ML:0.0 0.000716206 0.2976 AML other m 2019-10-24T05:17:15.47
IV.NRCA.HHN. ML:0.0 0.002464196 0.1408 AML other m 2019-10-24T05:17:16.59
IV.NRCA.HNN. ML:0.0 0.0019837715000000002 0.1088 AML other m 2019-10-24T05:17:16.59
IV.NRCA.HHE. ML:0.0 0.00419807 0.1408 AML other m 2019-10-24T05:17:16.66
IV.NRCA.HNE. ML:0.0 0.004081001999999999 0.1408 AML other m 2019-10-24T05:17:16.66
IV.MTRA.EHN. ML:0.0 0.0013615003 0.1184 AML other m 2019-10-24T05:17:16.84
IV.MTRA.HNN. ML:0.0 0.00134478575 0.128 AML other m 2019-10-24T05:17:16.84
IV.MTRA.EHE. ML:0.0 0.001481668 0.24 AML other m 2019-10-24T05:17:17.12
IV.MTRA.HNE. ML:0.0 0.0014508199 0.2208 AML other m 2019-10-24T05:17:17.32
IV.CAMP.HHE. ML:0.0 0.000096740065 0.5408 AML other m 2019-10-24T05:17:17.64
IV.CAMP.HHN. ML:0.0 0.0001182926 1.52 AML other m 2019-10-24T05:17:19.86
IV.TERO.HHN. ML:0.0 0.00022532410000000003 0.2016 AML other m 2019-10-24T05:17:20.00
IV.TERO.HHE. ML:0.0 0.00023680879999999997 0.1408 AML other m 2019-10-24T05:17:20.39
IV.ARRO.EHN. ML:0.0 0.0002056882 0.1984 AML other m 2019-10-24T05:17:20.91
IV.ARRO.EHE. ML:0.0 0.00013606734999999998 0.1824 AML other m 2019-10-24T05:17:21.77
IV.FIAM.HHE. ML:0.0 0.00009175324 0.1792 AML other m 2019-10-24T05:17:21.98
IV.FIAM.HHN. ML:0.0 0.000059731955 0.2816 AML other m 2019-10-24T05:17:23.17
IV.MF5.EHE. ML:0.0 0.00020903885 1.5392 AML other m 2019-10-24T05:17:24.92
IV.CESX.HHE. ML:0.0 0.00011456274999999999 0.24 AML other m 2019-10-24T05:17:26.28
IV.CSP1.EHE. ML:0.0 0.00012254509 0.2208 AML other m 2019-10-24T05:17:25.34
IV.CESI.HHN. ML:0.0 0.00011420467 1.7408 AML other m 2019-10-24T05:17:25.09
IV.MOMA.HHN. ML:0.0 0.0001179032 0.24 AML other m 2019-10-24T05:17:26.39
IV.CESX.HHN. ML:0.0 0.000114961375 0.24 AML other m 2019-10-24T05:17:25.70
IV.MOMA.HHE. ML:0.0 0.00012395895 0.16 AML other m 2019-10-24T05:17:26.86
IV.MF5.EHN. ML:0.0 0.00015620723 0.24 AML other m 2019-10-24T05:17:26.28
IV.CSP1.EHN. ML:0.0 0.0001416779 1.7024 AML other m 2019-10-24T05:17:27.04
IV.OFFI.HHE. ML:0.0 0.00037487594999999994 0.2016 AML other m 2019-10-24T05:17:28.50
IV.OFFI.HHN. ML:0.0 0.00032067265 0.4416 AML other m 2019-10-24T05:17:28.48
IV.SAP2.EHN. ML:0.0 0.00087470145 0.1792 AML other m 2019-10-24T05:17:28.96
IV.ASSB.HHE. ML:0.0 0.000060167355 0.2208 AML other m 2019-10-24T05:17:29.58
IV.ASSB.HHN. ML:0.0 0.000042430095 0.2208 AML other m 2019-10-24T05:17:31.78
IV.EL6.EHE. ML:0.0 0.00006543109 0.16 AML other m 2019-10-24T05:17:36.12
IV.EL6.EHN. ML:0.0 0.00006653164000000001 0.1792 AML other m 2019-10-24T05:17:37.56
IV.GIGS.HHE. ML:0.8 0.000020967195 0.1408 AML other m 2019-10-24T05:17:22.22
IV.GIGS.HHN. ML:0.9 0.00002752779 0.1216 AML other m 2019-10-24T05:17:21.60
IV.FIAM.HNN. ML:1.8 0.00020647285 0.6208 AML other m 2019-10-24T05:17:23.16
IV.FDMO.HHN. ML:1.4 0.00007143753 0.1216 AML other m 2019-10-24T05:17:23.82
IV.FDMO.HHE. ML:1.6 0.00010346872000000002 0.16 AML other m 2019-10-24T05:17:24.73
IV.CESI.HNN. ML:1.7 0.00015096301500000002 0.3424 AML other m 2019-10-24T05:17:26.87
IV.CESI.HNE. ML:1.6 0.000113978875 0.5088 AML other m 2019-10-24T05:17:26.70
IV.CESI.HHE. ML:1.4 0.000071149965 0.3008 AML other m 2019-10-24T05:17:23.75
IV.MOMA.HNE. ML:1.8 0.00014178251 0.3296 AML other m 2019-10-24T05:17:27.25
IV.SAP2.EHE. ML:1.9 0.00018185875 0.1408 AML other m 2019-10-24T05:17:28.71
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