Earthquake with magnitude of ML 2.0 on date 24-08-2016 and time 22:34:47 (Italy) in region 8 km SE Norcia (PG)

A magnitude ML 2.0 earthquake occured in region: 8 km SE Norcia (PG), on

  • 24-08-2016 20:34:47 (UTC)
  • 24-08-2016 22:34:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7500, 13.1770 at 8 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Norcia PG 8 4957 4957
Accumoli RI 8 667 5624
Arquata del Tronto AP 10 1178 6802
Cascia PG 14 3217 10019
Cittareale RI 15 482 10501
Amatrice RI 16 2657 13158
Castelsantangelo sul Nera MC 16 281 13439
Montegallo AP 17 523 13962
Preci PG 18 724 14686
Acquasanta Terme AP 19 2916 17602

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Teramo (54892 inhabitants)
45 Km SE of Foligno (57155 inhabitants)
48 Km NW of L'Aquila (69753 inhabitants)
48 Km E of Terni (111501 inhabitants)
76 Km SE of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
91 Km W of Pescara (121014 inhabitants)
91 Km NE of Guidonia Montecelio (88673 inhabitants)
93 Km W of Chieti (51815 inhabitants)
93 Km NE of Tivoli (56533 inhabitants)
95 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 2.0 2016-08-24
20:34:47
42.7498 13.1768 8 2019-02-12
13:57:11
Bollettino Sismico Italiano INGV 29045941
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-08-24 20:34:47 ± 0.07
Latitude 42.7498 ± 0.0036
Longitude 13.1768 ± 0.0049
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 29045941

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 326
Semi-minor axis of confidence ellipse (meter) 306
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 146
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.02518
Epicentral distance of station farthest from the epicenter (degree) 0.33365
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.4
Num. used stations 4
Type of magnitude ML
Reference to an origin 29045941
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-12-05 09:48:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GUMA.HNN. 2016-08-24T20:35:01.11 0.3 undecidable manual S 20 37.0296 50 0.7 59
IV.CESI.HHZ. 2016-08-24T20:34:59.82 0.3 undecidable manual S 322 35.9418 50 -0.3 67
IV.FDMO.HHZ. 2016-08-24T20:34:58.75 0.3 undecidable manual S 347 32.6451 104 -0.29 68
IV.T1241.HHN. 2016-08-24T20:34:55.97 0.6 undecidable manual S 60 23.8539 109 -0.14 47
IV.MMO1.EHN. 2016-08-24T20:34:55.09 0.6 undecidable manual S 36 20.5683 111 0.05 48
IV.GUMA.HNN. 2016-08-24T20:34:54.93 0.3 undecidable manual P 20 37.0296 50 0.03 71
IV.LNSS.HHZ. 2016-08-24T20:34:54.86 0.3 undecidable manual S 214 19.7691 112 0.09 72
IV.CESI.HHZ. 2016-08-24T20:34:54.39 0.3 undecidable manual P 322 35.9418 50 -0.35 66
IV.FDMO.HHZ. 2016-08-24T20:34:53.81 0.1 undecidable manual P 347 32.6451 104 -0.3 90
IV.NRCA.HNZ. 2016-08-24T20:34:52.09 0.1 undecidable manual S 331 10.5783 127 0.11 97
IV.T1241.HHN. 2016-08-24T20:34:52.20 0.1 undecidable manual P 60 23.8539 109 -0.22 93
IV.T1212.HNE. 2016-08-24T20:34:52.19 0.6 undecidable manual S 271 10.7781 127 0.15 48
IV.LNSS.HHZ. 2016-08-24T20:34:51.64 0.1 positive manual P 214 19.7691 112 -0.01 98
IV.AQT1.EHZ. 2016-08-24T20:34:51.91 0.6 undecidable manual S 74 9.879 129 0.12 49
IV.MMO1.EHN. 2016-08-24T20:34:51.68 0.1 undecidable manual P 36 20.5683 111 -0.13 95
IV.T1242.HHZ. 2016-08-24T20:34:51.90 0.6 undecidable manual S 14 9.0798 131 0.32 47
IV.AQT1.EHZ. 2016-08-24T20:34:50.08 0.1 undecidable manual P 74 9.879 129 0.15 96
IV.T1242.HHZ. 2016-08-24T20:34:50.03 0.1 undecidable manual P 14 9.0798 131 0.22 95
IV.T1212.HNE. 2016-08-24T20:34:50.28 0.1 undecidable manual P 271 10.7781 127 0.21 95
IV.T1213.HNE. 2016-08-24T20:34:50.47 0.6 undecidable manual S 237 4.995 148 -0.18 48
IV.T1202.EHE. 2016-08-24T20:34:50.73 0.6 undecidable manual S 143 6.4935 141 -0.22 48
IV.NRCA.HNZ. 2016-08-24T20:34:50.20 0.1 undecidable manual P 331 10.5783 127 0.16 96
IV.T1202.EHE. 2016-08-24T20:34:49.46 0.1 undecidable manual P 143 6.4935 141 0.02 100
IV.T1214.HNE. 2016-08-24T20:34:49.93 0.6 undecidable manual S 67 2.7972 161 -0.39 46
IV.T1214.HNE. 2016-08-24T20:34:49.05 0.1 undecidable manual P 67 2.7972 161 -0.03 100
IV.T1213.HNE. 2016-08-24T20:34:49.34 0.1 undecidable manual P 237 4.995 148 0.08 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.7 0.00022 0.62 AML other m 2016-08-24T20:35:00.25
IV.FDMO.HHE. ML:1.5 0.000146 0.18 AML other m 2016-08-24T20:34:59.73
IV.LNSS.HHN. ML:2.0 0.00069926745 0.1152 AML other m 2016-08-24T20:34:55.87
IV.NRCA.HNE. ML:2.4 0.0031100000000000004 0.1 AML other m 2016-08-24T20:34:52.24
IV.NRCA.HHE. ML:2.4 0.00348 0.1 AML other m 2016-08-24T20:34:52.24
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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