Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 08-09-2019 and time 09:17:48 (Italy) in region 5 km E Cittareale (RI)

A magnitude ML 1.8 earthquake occured in region: 5 km E Cittareale (RI), on

  • 08-09-2019 07:17:48 (UTC)
  • 08-09-2019 09:17:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6210, 13.2200 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 5 482 482
Amatrice RI 6 2657 3139
Accumoli RI 9 667 3806
Montereale AQ 11 2581 6387
Capitignano AQ 13 665 7052
Borbona RI 14 617 7669
Campotosto AQ 14 542 8211
Posta RI 15 694 8905
Cagnano Amiterno AQ 18 1369 10274
Arquata del Tronto AP 18 1178 11452
Barete AQ 20 737 12189

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km NW of L'Aquila (69753 inhabitants)
40 Km W of Teramo (54892 inhabitants)
47 Km E of Terni (111501 inhabitants)
56 Km SE of Foligno (57155 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
80 Km NE of Guidonia Montecelio (88673 inhabitants)
81 Km NE of Tivoli (56533 inhabitants)
83 Km W of Pescara (121014 inhabitants)
83 Km W of Chieti (51815 inhabitants)
87 Km SE of Perugia (166134 inhabitants)
94 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 1.8 2019-09-08
07:17:48		 42.621 13.2205 12 2020-02-28
16:41:51		 Bollettino Sismico Italiano INGV 72587321
Reviewed
Rev100 		ML 1.9 2019-09-08
07:17:48		 42.6233 13.2232 12 2019-09-08
07:47:04		 Sala Sismica INGV-Roma 72221471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-08 07:17:48 ± 0.05
Latitude 42.6210 ± 0.0027
Longitude 13.2205 ± 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 72587321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 360
Semi-minor axis of confidence ellipse (meter) 70
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 265
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 36
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) 0.51981
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 72221471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-08 07:47:04

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 48
Type of magnitude ML
Reference to an origin 72587321
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-20 13:34:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LRP.EHZ. 2019-09-08T07:18:23.87 3.0 undecidable manual S 0.17 0
IV.EL6.EHZ. 2019-09-08T07:18:14.45 3.0 undecidable manual S 0.61 0
IV.VCEL.EHE. 2019-09-08T07:18:07.72 3.0 undecidable manual S -0.16 0
IV.SAP2.EHN. 2019-09-08T07:18:06.00 3.0 undecidable manual S -0.81 0
IV.CSP1.EHZ. 2019-09-08T07:18:05.13 0.3 undecidable manual S 359 52.2033 92 0.16 68
IV.GUMA.HHN. 2019-09-08T07:18:05.38 3.0 undecidable manual S 0.05 0
IV.CESI.HHN. 2019-09-08T07:18:04.56 0.3 undecidable manual S 329 49.7169 92 0.26 67
IV.MOMA.HHN. 2019-09-08T07:18:04.91 3.0 undecidable manual S -1.99 0
IV.MF5.EHZ. 2019-09-08T07:18:03.90 0.3 undecidable manual S 25 45.1215 92 0.83 56
IV.FDMO.HHZ. 2019-09-08T07:18:03.82 0.3 undecidable manual S 347 47.3193 92 0.16 69
IV.FIAM.HHZ. 2019-09-08T07:18:01.98 0.3 undecidable manual S 192 40.0266 93 0.26 68
IV.GIGS.HHZ. 2019-09-08T07:18:00.04 0.3 undecidable manual S 123 34.3434 94 -0.15 70
IV.MMO1.EHZ. 2019-09-08T07:17:59.35 0.1 undecidable manual S 16 32.0457 94 -0.24 92
IV.MC2.EHZ. 2019-09-08T07:17:59.75 0.3 undecidable manual S 355 32.3454 94 0.09 72
IV.MNTT.EHZ. 2019-09-08T07:17:59.65 0.1 undecidable manual P 32 57.6978 92 0.78 75
IV.GAVE.EHZ. 2019-09-08T07:17:58.25 0.1 undecidable manual S 287 27.75 95 -0.2 94
IV.CSP1.EHZ. 2019-09-08T07:17:58.06 0.1 undecidable manual P 359 52.2033 92 0.03 93
IV.MF5.EHZ. 2019-09-08T07:17:57.24 0.1 undecidable manual P 25 45.1215 92 0.3 89
IV.FDMO.HHZ. 2019-09-08T07:17:57.18 0.1 undecidable manual P 347 47.3193 92 -0.1 93
IV.CESI.HHN. 2019-09-08T07:17:57.55 0.1 undecidable manual P 329 49.7169 92 -0.1 92
IV.CESX.HHZ. 2019-09-08T07:17:57.95 0.1 undecidable manual P 269 51.7038 92 -0.01 93
IV.NRCA.HHE. 2019-09-08T07:17:57.13 0.3 undecidable manual S 340 25.1526 96 -0.61 64
IV.FIAM.HHZ. 2019-09-08T07:17:56.28 0.1 undecidable manual P 192 40.0266 93 0.12 94
IV.ARRO.EHZ. 2019-09-08T07:17:55.70 0.1 positive manual P 263 37.4292 93 -0.05 95
IV.CAMP.HHZ. 2019-09-08T07:17:55.78 0.3 undecidable manual S 121 18.0708 103 -0.11 73
IV.MTRA.EHN. 2019-09-08T07:17:55.97 0.3 undecidable manual S 44 20.7681 100 -0.63 64
IV.MC2.EHZ. 2019-09-08T07:17:55.00 0.1 undecidable manual P 355 32.3454 94 0.03 97
IV.GIGS.HHZ. 2019-09-08T07:17:55.16 0.1 undecidable manual P 123 34.3434 94 -0.11 94
IV.LNSS.HHE. 2019-09-08T07:17:54.92 0.3 undecidable manual S 262 14.874 111 -0.14 73
IV.MMO1.EHZ. 2019-09-08T07:17:54.77 0.1 positive manual P 16 32.0457 94 -0.16 94
IV.GAVE.EHZ. 2019-09-08T07:17:54.19 0.1 positive manual P 287 27.75 95 -0.08 96
IV.TERO.HHZ. 2019-09-08T07:17:54.69 0.1 undecidable manual P 90 31.3464 94 -0.12 95
IV.RM33.EHZ. 2019-09-08T07:17:54.49 0.1 undecidable manual S 182 12.4764 119 0.01 100
IV.MTRA.EHN. 2019-09-08T07:17:53.05 0.1 positive manual P 44 20.7681 100 -0.15 96
IV.NRCA.HHE. 2019-09-08T07:17:53.58 0.1 undecidable manual P 340 25.1526 96 -0.28 93
IV.SMA1.EHN. 2019-09-08T07:17:53.78 0.3 undecidable manual S 84 9.3795 131 -0.05 76
IV.RM33.EHZ. 2019-09-08T07:17:52.19 0.1 negative manual P 182 12.4764 119 0.21 96
IV.LNSS.HHE. 2019-09-08T07:17:52.40 0.1 positive manual P 262 14.874 111 0.08 98
IV.T1299.HNN. 2019-09-08T07:17:52.75 0.3 undecidable manual S 74 5.2947 151 -0.37 72
IV.CAMP.HHZ. 2019-09-08T07:17:52.92 0.1 undecidable manual P 121 18.0708 103 0.13 97
IV.SMA1.EHN. 2019-09-08T07:17:51.80 0.1 positive manual P 84 9.3795 131 0.2 97
IV.T1299.HNN. 2019-09-08T07:17:51.25 0.1 negative manual P 74 5.2947 151 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:2.4 0.0030978355 0.2176 AML other m 2019-09-08T07:17:54.09
IV.SMA1.EHE. ML:2.8 0.0078167545 0.2592 AML other m 2019-09-08T07:17:54.11
IV.RM33.HNE. ML:2.2 0.0014238785000000001 0.1984 AML other m 2019-09-08T07:17:56.05
IV.RM33.EHE. ML:2.2 0.0013999715 0.1984 AML other m 2019-09-08T07:17:56.06
IV.RM33.EHN. ML:2.0 0.0011239035 0.1024 AML other m 2019-09-08T07:17:54.67
IV.RM33.HNN. ML:2.0 0.0011353295000000002 0.0928 AML other m 2019-09-08T07:17:54.72
IV.LNSS.HNE. ML:2.1 0.0010527411 0.128 AML other m 2019-09-08T07:17:55.22
IV.LNSS.HNN. ML:2.1 0.0010534262000000002 0.1376 AML other m 2019-09-08T07:17:55.11
IV.LNSS.HHE. ML:2.1 0.0011144328500000001 0.1184 AML other m 2019-09-08T07:17:55.21
IV.LNSS.HHN. ML:2.1 0.0010525058499999999 0.1408 AML other m 2019-09-08T07:17:55.10
IV.CAMP.HHE. ML:1.6 0.0002697841 0.16 AML other m 2019-09-08T07:17:56.13
IV.CAMP.HHN. ML:1.5 0.00026086275000000004 0.6592 AML other m 2019-09-08T07:17:58.83
IV.MTRA.EHN. ML:2.0 0.0007879264999999999 0.1408 AML other m 2019-09-08T07:17:56.18
IV.MTRA.EHE. ML:2.0 0.00064430355 0.2592 AML other m 2019-09-08T07:17:57.27
IV.NRCA.HNN. ML:2.1 0.0006743242000000001 0.1312 AML other m 2019-09-08T07:17:58.06
IV.NRCA.HHE. ML:2.1 0.0007718933 0.1408 AML other m 2019-09-08T07:17:58.13
IV.NRCA.HNE. ML:2.1 0.00072755455 0.128 AML other m 2019-09-08T07:17:58.13
IV.NRCA.HHN. ML:2.1 0.0006917953 0.1216 AML other m 2019-09-08T07:17:58.06
IV.GAVE.HNE. ML:2.1 0.0007248268 0.1888 AML other m 2019-09-08T07:17:58.94
IV.GAVE.EHE. ML:2.1 0.0006922518 0.1984 AML other m 2019-09-08T07:17:58.94
IV.GAVE.EHN. ML:2.0 0.0005275129 0.2624 AML other m 2019-09-08T07:17:58.54
IV.GAVE.HNN. ML:1.6 0.00019090125 0.2592 AML other m 2019-09-08T07:17:58.53
IV.TERO.HNE. ML:1.7 0.00022641040000000002 0.7296 AML other m 2019-09-08T07:18:06.98
IV.TERO.HHE. ML:1.7 0.00023106215 0.1216 AML other m 2019-09-08T07:17:59.77
IV.TERO.HNN. ML:1.5 0.000128993515 0.1504 AML other m 2019-09-08T07:18:00.06
IV.TERO.HHN. ML:1.8 0.00028585309999999996 0.1184 AML other m 2019-09-08T07:18:00.05
IV.GIGS.HHE. ML:1.1 0.00005134409500000001 0.1408 AML other m 2019-09-08T07:18:00.61
IV.GIGS.HHN. ML:1.5 0.00011968410000000001 0.1184 AML other m 2019-09-08T07:18:00.24
IV.ARRO.EHE. ML:1.5 0.00010972239999999999 0.2208 AML other m 2019-09-08T07:18:03.20
IV.ARRO.EHN. ML:1.4 0.00009445123499999999 0.1216 AML other m 2019-09-08T07:18:04.45
IV.FIAM.HHN. ML:1.4 0.000087378305 0.1824 AML other m 2019-09-08T07:18:02.50
IV.FIAM.HHE. ML:1.4 0.00007783969 0.1184 AML other m 2019-09-08T07:18:02.65
IV.FIAM.HNE. ML:2.8 0.0021667435 1.0496 AML other m 2019-09-08T07:18:14.43
IV.FIAM.HNN. ML:1.8 0.00020027055 0.192 AML other m 2019-09-08T07:18:02.41
IV.FDMO.HHN. ML:1.4 0.00006387654 0.1984 AML other m 2019-09-08T07:18:05.88
IV.FDMO.HHE. ML:1.5 0.00008417288 0.2208 AML other m 2019-09-08T07:18:06.76
IV.MF5.EHE. ML:1.7 0.000146445205 0.24 AML other m 2019-09-08T07:18:04.60
IV.MF5.EHN. ML:1.9 0.000223 0.36 AML other m 2019-09-08T07:18:04.26
IV.CESI.HNN. ML:1.8 0.00016352330499999997 0.3712 AML other m 2019-09-08T07:18:07.16
IV.CESI.HHN. ML:1.7 0.00012729940000000002 0.3776 AML other m 2019-09-08T07:18:07.16
IV.CESI.HNE. ML:1.8 0.00015598047 0.912 AML other m 2019-09-08T07:17:57.62
IV.CESI.HHE. ML:1.5 0.000074772585 0.1824 AML other m 2019-09-08T07:18:07.80
IV.CESX.HHN. ML:1.5 0.000076665825 0.2016 AML other m 2019-09-08T07:18:06.61
IV.CESX.HHE. ML:1.4 0.000070604765 0.1408 AML other m 2019-09-08T07:18:06.15
IV.CSP1.EHE. ML:1.7 0.00012739575 0.2592 AML other m 2019-09-08T07:18:06.21
IV.CSP1.EHN. ML:1.6 0.00009096718 0.2208 AML other m 2019-09-08T07:18:06.90
IV.MNTT.EHE. ML:2.0 0.00021019122499999998 0.24 AML other m 2019-09-08T07:18:10.65
IV.MNTT.EHN. ML:1.9 0.000153302985 0.2784 AML other m 2019-09-08T07:18:12.35
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