Earthquake with magnitude of ML 1.2 on date 24-09-2016 and time 21:47:43 (UTC) in region 5 km N Posta (RI)

A magnitude ML 1.2 earthquake occured in region: 5 km N Posta (RI), on

  • 24-09-2016 21:47:43 (UTC)
  • 24-09-2016 23:47:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5640, 13.1120 at 11 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
Posta RI 5 694 694
Borbona RI 6 617 1311
Cittareale RI 7 482 1793
Montereale AQ 12 2581 4374
Leonessa RI 12 2435 6809
Micigliano RI 13 127 6936
Cagnano Amiterno AQ 15 1369 8305
Capitignano AQ 16 665 8970
Amatrice RI 16 2657 11627
Monteleone di Spoleto PG 16 599 12226
Antrodoco RI 16 2588 14814
Borgo Velino RI 18 972 15786
Accumoli RI 19 667 16453
Barete AQ 19 737 17190
Cascia PG 19 3217 20407
Poggio Bustone RI 20 2055 22462
Castel Sant'Angelo RI 20 1308 23770
Cantalice RI 20 2755 26525

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km NW of L'Aquila (69753 inhabitants)
38 Km E of Terni (111501 inhabitants)
50 Km W of Teramo (54892 inhabitants)
55 Km SE of Foligno (57155 inhabitants)
70 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km NE of Tivoli (56533 inhabitants)
84 Km E of Viterbo (67173 inhabitants)
84 Km SE of Perugia (166134 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
90 Km W of Chieti (51815 inhabitants)
91 Km NE of Roma (2864731 inhabitants)
91 Km W of Pescara (121014 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 1.2 2016-09-24
21:47:43
42.564 13.1115 11 2016-09-24
22:03:02
Sala Sismica INGV-Roma 29490571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-24 21:47:43 ± 0.05
Latitude 42.5640 ± 0.0027
Longitude 13.1115 ± 0.0024
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 29490571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 256
Semi-minor axis of confidence ellipse (meter) 241
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 171
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 175
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.06475
Epicentral distance of station farthest from the epicenter (degree) 0.29768
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 2
Type of magnitude ML
Reference to an origin 29490571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-24 22:03:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1242.HNN. 2016-09-24T21:47:53.69 0.1 undecidable manual S 14 30.3474 50 -0.09 96
IV.NRCA.HHZ. 2016-09-24T21:47:53.62 0.1 undecidable manual S 0 29.9478 50 -0.03 97
IV.T1204.EHZ. 2016-09-24T21:47:51.35 0.1 undecidable manual S 53 20.868 117 0.15 97
IV.T1202.EHZ. 2016-09-24T21:47:50.15 0.1 undecidable manual S 31 18.0708 120 -0.2 96
IV.SMA1.EHZ. 2016-09-24T21:47:50.89 0.6 undecidable manual S 68 19.6692 118 0.04 49
IV.NRCA.HHZ. 2016-09-24T21:47:49.21 0.1 undecidable manual P 0 29.9478 50 0.02 98
IV.T1243.HHZ. 2016-09-24T21:47:49.29 0.1 undecidable manual P 62 31.1466 50 -0.1 96
IV.T1242.HNN. 2016-09-24T21:47:49.23 0.1 undecidable manual P 14 30.3474 50 -0.04 97
IV.T1215.EHZ. 2016-09-24T21:47:49.76 0.1 undecidable manual P 323 33.0447 50 0.09 96
IV.T1299.HNE. 2016-09-24T21:47:49.71 0.3 undecidable manual S 61 15.9729 123 -0.03 75
IV.T1217.HNZ. 2016-09-24T21:47:48.03 0.1 undecidable manual P 318 22.0668 50 0.06 98
IV.RM33.EHZ. 2016-09-24T21:47:48.16 0.1 undecidable manual S 126 10.3785 135 -0.08 100
IV.SMA1.EHZ. 2016-09-24T21:47:47.66 0.1 undecidable manual P 68 19.6692 118 0.08 98
IV.T1202.EHZ. 2016-09-24T21:47:47.28 0.1 undecidable manual P 31 18.0708 120 0 100
IV.LNSS.HHZ. 2016-09-24T21:47:47.41 0.1 undecidable manual S 307 7.1928 146 -0.13 99
IV.T1204.EHZ. 2016-09-24T21:47:47.92 0.1 undecidable manual P 53 20.868 117 0.14 97
IV.T1247.HHN. 2016-09-24T21:47:47.48 0.1 undecidable manual P 132 20.4684 117 -0.23 95
IV.RM33.EHZ. 2016-09-24T21:47:46.20 0.1 undecidable manual P 126 10.3785 135 0.14 98
IV.T1299.HNE. 2016-09-24T21:47:46.99 0.1 undecidable manual P 61 15.9729 123 0.06 99
IV.LNSS.HHZ. 2016-09-24T21:47:45.76 0.1 undecidable manual P 307 7.1928 146 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.4 0.0003242304 0.1024 AML other m 2016-09-24T21:47:47.69
IV.LNSS.HHN. ML:1.5 0.00042788695 0.1152 AML other m 2016-09-24T21:47:47.74
IV.RM33.EHN. ML:1.2 0.00018652029999999996 0.0768 AML other m 2016-09-24T21:47:48.31
IV.RM33.EHE. ML:0.9 0.000093797885 0.1152 AML other m 2016-09-24T21:47:48.86
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