Earthquake with magnitude of ML 1.2 on date 03-09-2019 and time 16:02:26 (Italy) in region 5 km E Norcia (PG)

A magnitude ML 1.2 earthquake occured in region: 5 km E Norcia (PG), on

  • 03-09-2019 14:02:26 (UTC)
  • 03-09-2019 16:02:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8000, 13.1560 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 5 4957 4957
Castelsantangelo sul Nera MC 11 281 5238
Arquata del Tronto AP 12 1178 6416
Preci PG 13 724 7140
Accumoli RI 14 667 7807
Cascia PG 15 3217 11024
Montegallo AP 15 523 11547
Visso MC 16 1107 12654
Ussita MC 16 444 13098
Montemonaco AP 18 604 13702
Cerreto di Spoleto PG 20 1075 14777

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
48 Km W of Teramo (54892 inhabitants)
49 Km NE of Terni (111501 inhabitants)
54 Km NW of L'Aquila (69753 inhabitants)
71 Km E of Perugia (166134 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
94 Km W of Pescara (121014 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
97 Km NW of Chieti (51815 inhabitants)
97 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
Bulletin
Rev1000
ML 1.2 2019-09-03
14:02:26
42.8002 13.1565 8 2020-02-28
16:41:52
Bollettino Sismico Italiano INGV 72755381
Reviewed
Rev100
ML 1.6 2019-09-03
14:02:26
42.7895 13.1505 10 2019-09-03
14:44:31
Sala Sismica INGV-Roma 72086631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-03 14:02:26 ± 0.11
Latitude 42.8002 ± 0.0045
Longitude 13.1565 ± 0.0086
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72755381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 718
Semi-minor axis of confidence ellipse (meter) 348
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 108
Circular confidence region, given by single value of horizontal uncertainty (meter) 720.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
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) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.04587
Epicentral distance of station farthest from the epicenter (degree) 0.53060
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 5
Type of magnitude ML
Reference to an origin 72755381
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-25 11:00:30

ML:1.6

Field Value
Value 1.6
Uncertainty 0.6
Num. used stations 9
Type of magnitude ML
Reference to an origin 72086631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-03 14:44:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHE. 2019-09-03T14:02:46.25 0.6 undecidable manual S 356 58.8966 50 0.81 37
IV.MML1.HNE. 2019-09-03T14:02:40.04 0.6 undecidable manual S 337 37.8288 50 0.21 47
IV.PF6.EHN. 2019-09-03T14:02:39.46 0.6 undecidable manual S 5 37.629 50 -0.3 46
IV.CSP1.EHZ. 2019-09-03T14:02:38.22 0.6 undecidable manual S 7 32.5452 104 -0.12 48
IV.CESI.HHE. 2019-09-03T14:02:37.64 0.6 undecidable manual S 318 30.5472 105 -0.02 49
IV.EL6.EHE. 2019-09-03T14:02:37.60 0.6 undecidable manual P 356 58.8966 50 0.1 46
IV.FDMO.HHZ. 2019-09-03T14:02:36.37 0.6 undecidable manual S 348 26.8509 107 -0.03 49
IV.LNSS.HNZ. 2019-09-03T14:02:35.47 0.6 undecidable manual S 203 23.8539 109 0.04 49
IV.MML1.HNE. 2019-09-03T14:02:34.02 0.6 undecidable manual P 337 37.8288 50 -0.24 46
IV.PF6.EHN. 2019-09-03T14:02:33.70 0.6 undecidable manual P 5 37.629 50 -0.52 43
IV.CSP1.EHZ. 2019-09-03T14:02:33.13 0.6 undecidable manual P 7 32.5452 104 -0.27 46
IV.MMO1.EHZ. 2019-09-03T14:02:33.35 0.6 undecidable manual S 51 17.6712 115 -0.09 49
IV.FDMO.HHZ. 2019-09-03T14:02:32.10 0.6 undecidable manual P 348 26.8509 107 -0.18 48
IV.MC2.EHZ. 2019-09-03T14:02:32.45 0.6 undecidable manual S 12 12.5763 123 0.54 45
IV.CESI.HHE. 2019-09-03T14:02:32.80 0.6 undecidable manual P 318 30.5472 105 -0.21 47
IV.LNSS.HNZ. 2019-09-03T14:02:31.87 0.6 undecidable manual P 203 23.8539 109 0.15 48
IV.MC2.EHZ. 2019-09-03T14:02:30.00 0.6 undecidable manual P 12 12.5763 123 0.31 48
IV.MMO1.EHZ. 2019-09-03T14:02:30.51 0.6 undecidable manual P 51 17.6712 115 -0.07 50
IV.NRCA.HHZ. 2019-09-03T14:02:29.86 0.3 undecidable manual S 317 5.0949 149 -0.19 74
IV.NRCA.HHZ. 2019-09-03T14:02:28.76 0.1 positive manual P 317 5.0949 149 0.15 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:0.0 0.0015143304999999999 0.0704 AML other m 2019-09-03T14:02:29.91
IV.NRCA.HNN. ML:0.0 0.0009309932 0.1088 AML other m 2019-09-03T14:02:29.91
IV.NRCA.HHN. ML:0.0 0.0010676477 0.1024 AML other m 2019-09-03T14:02:29.91
IV.NRCA.HHE. ML:0.0 0.0016069665 0.0832 AML other m 2019-09-03T14:02:29.91
IV.FDMO.HHE. ML:0.0 0.000026327095 1.3824 AML other m 2019-09-03T14:02:31.11
IV.FDMO.HHN. ML:0.0 0.00002550501 0.9792 AML other m 2019-09-03T14:02:32.15
IV.CSP1.EHN. ML:0.0 0.00008191477999999999 1.9008 AML other m 2019-09-03T14:02:33.53
IV.CSP1.EHE. ML:0.0 0.00008954184 1.4976 AML other m 2019-09-03T14:02:33.55
IV.EL6.EHN. ML:0.0 0.00011668085 2.0544 AML other m 2019-09-03T14:02:58.44
IV.EL6.EHE. ML:0.0 0.0001729484 2.2784 AML other m 2019-09-03T14:02:56.23
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