Earthquake with magnitude of ML 1.1 on date 16-07-2019 and time 19:05:48 (Italy) in region 4 km E Accumoli (RI)

A magnitude ML 1.1 earthquake occured in region: 4 km E Accumoli (RI), on

  • 16-07-2019 17:05:48 (UTC)
  • 16-07-2019 19:05:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7070, 13.3000 at 13 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Accumoli RI 4 667 667
Arquata del Tronto AP 7 1178 1845
Amatrice RI 9 2657 4502
Acquasanta Terme AP 11 2916 7418
Cittareale RI 15 482 7900
Montegallo AP 15 523 8423
Valle Castellana TE 17 977 9400
Campotosto AQ 18 542 9942
Rocca Santa Maria TE 19 537 10479
Norcia PG 19 4957 15436
Cortino TE 20 656 16092

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km W of Teramo (54892 inhabitants)
40 Km N of L'Aquila (69753 inhabitants)
56 Km E of Terni (111501 inhabitants)
56 Km SE of Foligno (57155 inhabitants)
73 Km W of Montesilvano (53738 inhabitants)
80 Km W of Pescara (121014 inhabitants)
81 Km W of Chieti (51815 inhabitants)
87 Km SE of Perugia (166134 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
92 Km NE of Tivoli (56533 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
Reviewed
Rev100
ML 1.1 2019-07-16
17:05:48
42.7068 13.2997 13 2019-07-16
17:20:49
Sala Sismica INGV-Roma 70635281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-16 17:05:48 ± 0.12
Latitude 42.7068 ± 0.0045
Longitude 13.2997 ± 0.0086
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 70635281

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 541
Semi-minor axis of confidence ellipse (meter) 501
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 116
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 100
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29768
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 70635281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-16 17:20:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RSM2.HHZ. 2019-07-16T17:06:33.64 3.0 undecidable manual S 0.7 0
IV.VIVA.HHZ. 2019-07-16T17:06:24.16 3.0 undecidable manual S -0.23 0
IV.VVLD.HHZ. 2019-07-16T17:06:18.08 3.0 undecidable manual S -1.31 0
IV.GAVE.EHZ. 2019-07-16T17:05:59.90 0.6 undecidable manual S 267 33.0447 94 0.16 48
IV.RM33.EHZ. 2019-07-16T17:05:57.00 0.6 undecidable manual S 198 23.0547 98 -0.07 49
IV.MC2.EHZ. 2019-07-16T17:05:57.70 0.6 undecidable manual S 338 24.3534 97 0.26 47
IV.CAMP.HHE. 2019-07-16T17:05:56.00 0.6 undecidable manual S 155 20.9679 100 -0.53 44
IV.NRCA.HHE. 2019-07-16T17:05:56.30 0.6 undecidable manual S 313 20.6682 101 -0.14 49
IV.MMO1.EHZ. 2019-07-16T17:05:56.70 0.6 undecidable manual S 6 21.4674 100 0.04 49
IV.GAVE.EHZ. 2019-07-16T17:05:54.84 1.0 undecidable manual P 267 33.0447 94 -0.12 24
IV.SMA1.EHZ. 2019-07-16T17:05:53.40 0.6 undecidable manual S 161 8.9799 134 -0.24 48
IV.RM33.EHZ. 2019-07-16T17:05:53.51 0.1 undecidable manual P 198 23.0547 98 0.09 99
IV.MTRA.EHZ. 2019-07-16T17:05:53.60 0.6 undecidable manual S 55 9.6792 131 -0.17 49
IV.LNSS.HHZ. 2019-07-16T17:05:53.58 0.1 undecidable manual P 241 24.0537 98 -0.01 99
IV.CAMP.HHE. 2019-07-16T17:05:53.25 0.1 undecidable manual P 155 20.9679 100 0.14 98
IV.T1299.EHE. 2019-07-16T17:05:53.50 0.6 undecidable manual S 190 8.1807 137 0.01 51
IV.NRCA.HHE. 2019-07-16T17:05:53.06 0.1 undecidable manual P 313 20.6682 101 0 100
IV.MMO1.EHZ. 2019-07-16T17:05:53.34 0.1 undecidable manual P 6 21.4674 100 0.16 97
IV.MC2.EHZ. 2019-07-16T17:05:52.99 0.1 undecidable manual P 338 24.3534 97 -0.64 85
IV.SMA1.EHZ. 2019-07-16T17:05:51.59 0.1 undecidable manual P 161 8.9799 134 0.15 100
IV.MTRA.EHZ. 2019-07-16T17:05:51.65 0.1 undecidable manual P 55 9.6792 131 0.13 99
IV.T1299.EHE. 2019-07-16T17:05:51.60 0.1 undecidable manual P 190 8.1807 137 0.25 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.3 0.00023050000000000002 0.32 AML other m 2019-07-16T17:05:53.64
IV.SMA1.EHE. ML:1.1 0.000143 0.1 AML other m 2019-07-16T17:05:53.69
IV.MTRA.EHN. ML:1.4 0.00026749999999999994 0.08 AML other m 2019-07-16T17:05:53.73
IV.MTRA.EHE. ML:1.4 0.0002665 1.46 AML other m 2019-07-16T17:05:54.75
IV.RM33.EHE. ML:0.8 0.00004017071 1.6 AML other m 2019-07-16T17:05:57.56
IV.RM33.EHN. ML:0.8 0.000037420744999999995 0.2944 AML other m 2019-07-16T17:05:57.66
IV.GAVE.EHE. ML:0.9 0.000032038294999999994 0.2304 AML other m 2019-07-16T17:06:01.53
IV.GAVE.EHN. ML:0.9 0.00003421539 1.5488 AML other m 2019-07-16T17:06:01.18
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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