Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 1.1 on date 24-09-2016 and time 18:06:51 (UTC) in region 9 km SE Castelsantangelo sul Nera (MC)

A magnitude Md 1.1 earthquake occured in region: 9 km SE Castelsantangelo sul Nera (MC), on

  • 24-09-2016 18:06:51 (UTC)
  • 24-09-2016 20:06:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8380, 13.2250 at 10 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.

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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
Castelsantangelo sul Nera MC 9 281 281
Montegallo AP 9 523 804
Arquata del Tronto AP 9 1178 1982
Montemonaco AP 11 604 2586
Norcia PG 12 4957 7543
Ussita MC 14 444 7987
Montefortino FM 15 1178 9165
Visso MC 15 1107 10272
Preci PG 16 724 10996
Accumoli RI 16 667 11663
Acquasanta Terme AP 17 2916 14579
Bolognola MC 17 142 14721
Amandola FM 19 3629 18350

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Teramo (54892 inhabitants)
44 Km E of Foligno (57155 inhabitants)
56 Km N of L'Aquila (69753 inhabitants)
56 Km NE of Terni (111501 inhabitants)
74 Km E of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
90 Km S of Ancona (100861 inhabitants)
91 Km W of Pescara (121014 inhabitants)
94 Km NW of Chieti (51815 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 		Md 1.1 2016-09-24
18:06:51		 42.8383 13.2253 10 2016-09-24
22:12:03		 Sala Sismica INGV-Roma 29491091
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-24 18:06:51 ± 0.04
Latitude 42.8383 ± 0.0018
Longitude 13.2253 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 29491091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 241
Semi-minor axis of confidence ellipse (meter) 151
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 48
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 54
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35163
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 17
Magnitude information

Md:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 7
Type of magnitude Md
Reference to an origin 29491091
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-24 22:12:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FAGN.HHZ. 2016-09-24T18:07:14.99 3.0 undecidable manual S -0.04 0
IV.TERO.HHZ. 2016-09-24T18:07:04.68 0.3 undecidable manual S 128 39.0276 50 -0.04 70
IV.T1246.HHN. 2016-09-24T18:07:03.64 0.3 undecidable manual S 142 35.742 50 -0.2 68
IV.LNSS.HHZ. 2016-09-24T18:07:02.44 0.3 undecidable manual S 210 30.1476 50 0.09 70
IV.CSP1.EHZ. 2016-09-24T18:07:01.79 0.3 undecidable manual S 357 28.1496 50 -0.03 72
IV.T1215.EHZ. 2016-09-24T18:07:01.91 0.3 undecidable manual S 262 29.3484 50 -0.21 69
IV.T1217.EHZ. 2016-09-24T18:07:01.76 0.3 undecidable manual S 240 27.75 50 0.05 71
IV.T1243.HHZ. 2016-09-24T18:07:00.25 0.3 undecidable manual S 131 24.0537 113 -0.4 67
IV.T1299.EHE. 2016-09-24T18:07:00.46 0.3 undecidable manual S 168 23.1546 113 0.1 71
IV.FDMO.HHE. 2016-09-24T18:07:00.70 0.3 undecidable manual S 333 24.6531 112 -0.16 70
IV.TERO.HHZ. 2016-09-24T18:06:59.34 0.6 undecidable manual P 128 39.0276 50 0.16 46
IV.T1204.EHZ. 2016-09-24T18:06:59.25 0.3 undecidable manual S 158 19.4694 117 0.03 73
IV.T1202.EHZ. 2016-09-24T18:06:58.12 0.3 undecidable manual S 180 14.9739 124 0.25 70
IV.T1241.HHZ. 2016-09-24T18:06:58.43 0.3 undecidable manual S 83 16.872 121 0.01 73
IV.T1246.HHN. 2016-09-24T18:06:58.55 0.3 undecidable manual P 142 35.742 50 -0.12 69
IV.T1216.EHZ. 2016-09-24T18:06:58.63 0.3 undecidable manual S 289 17.7711 120 -0.06 72
IV.T1215.EHZ. 2016-09-24T18:06:57.63 0.3 undecidable manual P 262 29.3484 50 -0.05 71
IV.T1217.EHZ. 2016-09-24T18:06:57.13 0.6 undecidable manual P 240 27.75 50 -0.31 45
IV.FDMO.HHE. 2016-09-24T18:06:57.32 0.3 undecidable manual P 333 24.6531 112 0.37 67
IV.LNSS.HHZ. 2016-09-24T18:06:57.81 0.3 undecidable manual P 210 30.1476 50 0 72
IV.CSP1.EHZ. 2016-09-24T18:06:57.57 0.3 undecidable manual P 357 28.1496 50 0.07 71
IV.T1204.EHZ. 2016-09-24T18:06:56.14 0.1 undecidable manual P 158 19.4694 117 0.13 95
IV.NRCA.HHZ. 2016-09-24T18:06:56.04 0.3 undecidable manual S 267 9.0798 138 -0.27 70
IV.T1243.HHZ. 2016-09-24T18:06:56.79 0.3 undecidable manual P 131 24.0537 113 -0.04 72
IV.MC2.EHZ. 2016-09-24T18:06:56.30 0.3 undecidable manual S 340 8.5803 139 0.09 73
IV.MMO1.EHZ. 2016-09-24T18:06:56.49 0.3 undecidable manual S 51 10.6782 133 -0.21 71
IV.T1299.EHE. 2016-09-24T18:06:56.78 0.1 undecidable manual P 168 23.1546 113 0.12 95
IV.T1216.EHZ. 2016-09-24T18:06:55.77 0.1 undecidable manual P 289 17.7711 120 0.07 96
IV.T1202.EHZ. 2016-09-24T18:06:55.45 0.3 undecidable manual P 180 14.9739 124 0.22 70
IV.T1241.HHZ. 2016-09-24T18:06:55.66 0.3 undecidable manual P 83 16.872 121 0.12 72
IV.MC2.EHZ. 2016-09-24T18:06:54.48 0.1 undecidable manual P 340 8.5803 139 0.22 95
IV.T1242.HHZ. 2016-09-24T18:06:54.66 0.3 undecidable manual S 239 1.998 169 -0.51 68
IV.MMO1.EHZ. 2016-09-24T18:06:54.64 0.1 undecidable manual P 51 10.6782 133 0.09 97
IV.NRCA.HHZ. 2016-09-24T18:06:54.41 0.1 undecidable manual P 267 9.0798 138 0.09 97
IV.T1242.HHZ. 2016-09-24T18:06:53.65 0.1 undecidable manual P 239 1.998 169 -0.02 100
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