Earthquake with magnitude of ML 1.1 on date 01-03-2020 and time 02:27:19 (UTC) in region 8 km E Norcia (PG)

A magnitude ML 1.1 earthquake occured in region: 8 km E Norcia (PG), on

  • 01-03-2020 02:27:19 (UTC)
  • 01-03-2020 03:27:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7660, 13.1860 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.

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
Arquata del Tronto AP 9 1178 6135
Accumoli RI 9 667 6802
Castelsantangelo sul Nera MC 15 281 7083
Montegallo AP 15 523 7606
Cascia PG 15 3217 10823
Cittareale RI 17 482 11305
Amatrice RI 17 2657 13962
Preci PG 17 724 14686
Acquasanta Terme AP 18 2916 17602
Montemonaco AP 19 604 18206

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Teramo (54892 inhabitants)
45 Km E of Foligno (57155 inhabitants)
49 Km NW of L'Aquila (69753 inhabitants)
50 Km E of Terni (111501 inhabitants)
75 Km SE of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
91 Km W of Pescara (121014 inhabitants)
93 Km NW of Chieti (51815 inhabitants)
93 Km NE of Guidonia Montecelio (88673 inhabitants)
95 Km NE of Tivoli (56533 inhabitants)
97 Km E of Viterbo (67173 inhabitants)
99 Km S of Ancona (100861 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 2020-03-01
02:27:19
42.7657 13.1862 10 2020-03-01
02:41:31
Sala Sismica INGV-Roma 76940791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-01 02:27:19 ± 0.09
Latitude 42.7657 ± 0.0045
Longitude 13.1862 ± 0.0098
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 76940791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 784
Semi-minor axis of confidence ellipse (meter) 272
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 270
Circular confidence region, given by single value of horizontal uncertainty (meter) 780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 83
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.42088
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 76940791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-01 02:41:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATTE.HHZ. 2020-03-01T02:27:45.06 3.0 undecidable manual S -0.32 0
IV.ROSPO.HHZ. 2020-03-01T02:27:44.11 3.0 negative manual P -0.33 0
IV.ARRO.EHZ. 2020-03-01T02:27:34.28 0.6 undecidable manual S 239 40.0266 50 0.89 35
IV.PF6.EHN. 2020-03-01T02:27:33.50 0.3 undecidable manual S 1 41.3253 50 -0.21 70
IV.CSP1.EHZ. 2020-03-01T02:27:32.28 0.3 undecidable manual S 2 36.2415 50 -0.08 73
IV.GUMA.HHN. 2020-03-01T02:27:32.58 0.3 undecidable manual S 20 35.1426 50 0.52 63
IV.MF5.EHZ. 2020-03-01T02:27:32.42 0.3 undecidable manual S 42 33.1446 50 0.87 55
IV.TERO.HHZ. 2020-03-01T02:27:31.85 0.3 undecidable manual S 115 37.5291 50 -0.87 58
IV.RM33.EHZ. 2020-03-01T02:27:30.94 0.3 undecidable manual S 175 28.5492 108 0.62 60
IT.MTCL.HGZ. 2020-03-01T02:27:30.02 0.6 undecidable manual S 329 29.5482 50 -0.55 45
IV.MNTT.EHZ. 2020-03-01T02:27:29.41 0.3 undecidable manual P 45 46.7199 50 0.7 58
IV.GAVE.EHZ. 2020-03-01T02:27:28.64 0.6 undecidable manual S 0.07 0.99
IV.ARRO.EHZ. 2020-03-01T02:27:27.35 0.1 undecidable manual P 239 40.0266 50 -0.32 91
IV.LNSS.HHZ. 2020-03-01T02:27:27.56 0.3 undecidable manual S 213 21.6672 114 -0.5 66
IV.PF6.EHN. 2020-03-01T02:27:27.52 0.1 undecidable manual P 1 41.3253 50 -0.34 90
IV.MMO1.EHZ. 2020-03-01T02:27:27.18 0.3 undecidable manual S 38 18.7701 117 0.03 74
IT.MTCL.HGZ. 2020-03-01T02:27:26.07 0.3 undecidable manual P 329 29.5482 50 0.02 72
IV.MF5.EHZ. 2020-03-01T02:27:26.07 0.1 undecidable manual P 42 33.1446 50 -0.55 87
IV.CSP1.EHZ. 2020-03-01T02:27:26.82 0.1 undecidable manual P 2 36.2415 50 -0.26 93
IV.GUMA.HHN. 2020-03-01T02:27:26.94 0.1 undecidable manual P 20 35.1426 50 0.03 96
IV.MC2.EHZ. 2020-03-01T02:27:26.24 0.6 undecidable manual S 1 16.1727 120 -0.13 48
IV.T1299.HNZ. 2020-03-01T02:27:26.60 0.1 undecidable manual S 152 16.5723 120 0.11 100
IV.RM33.EHZ. 2020-03-01T02:27:26.81 0.1 undecidable manual P 175 28.5492 108 0.91 73
IV.TERO.HHZ. 2020-03-01T02:27:26.79 0.1 undecidable manual P 115 37.5291 50 -0.5 88
IV.MMO1.EHZ. 2020-03-01T02:27:24.09 0.1 undecidable manual P 38 18.7701 117 0.02 99
IV.NRCA.HHZ. 2020-03-01T02:27:24.64 0.3 undecidable manual S 322 9.5793 135 0.11 76
IV.SMA1.EHZ. 2020-03-01T02:27:24.00 0.3 undecidable manual P 141 19.2696 116 -0.18 71
IV.LNSS.HHZ. 2020-03-01T02:27:24.40 0.1 undecidable manual P 213 21.6672 114 -0.2 95
IV.MC2.EHZ. 2020-03-01T02:27:23.84 0.1 undecidable manual P 1 16.1727 120 0.22 98
IV.T1299.HNZ. 2020-03-01T02:27:23.80 0.1 undecidable manual P 152 16.5723 120 0.11 99
IV.NRCA.HHZ. 2020-03-01T02:27:22.84 0.1 negative manual P 322 9.5793 135 0.28 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HNE. ML:0.0 0.00011935812999999999 0.84 AML other m 2020-03-01T02:27:33.47
IV.NRCA.HHN. ML:1.6 0.0004916857 0.1392 AML other m 2020-03-01T02:27:24.79
IV.NRCA.HNE. ML:1.6 0.00056486165 0.0896 AML other m 2020-03-01T02:27:25.10
IV.NRCA.HNN. ML:1.5 0.0004531558 0.1392 AML other m 2020-03-01T02:27:24.86
IV.SMA1.EHE. ML:0.7 0.000040394897500000005 0.36 AML other m 2020-03-01T02:27:33.03
IV.SMA1.EHN. ML:0.8 0.00004392129 0.4208 AML other m 2020-03-01T02:27:31.30
IV.LNSS.HNN. ML:1.3 0.000134482965 0.1504 AML other m 2020-03-01T02:27:28.49
IV.LNSS.HHE. ML:1.1 0.000088943645 0.1008 AML other m 2020-03-01T02:27:28.39
IV.LNSS.HHN. ML:1.3 0.00013848569999999998 0.12 AML other m 2020-03-01T02:27:28.49
IV.TERO.HHE. ML:0.7 0.00001769167 0.12 AML other m 2020-03-01T02:27:33.02
IV.TERO.HHN. ML:0.7 0.0000184672555 0.0592 AML other m 2020-03-01T02:27:32.74
IV.CSP1.EHE. ML:1.1 0.0000493334 0.36 AML other m 2020-03-01T02:27:33.52
IV.CSP1.EHN. ML:0.9 0.000029136565 0.3008 AML other m 2020-03-01T02:27:32.41
IV.ARRO.EHE. ML:0.0 0.000001275109 0 AML other m 2020-03-01T02:27:34.55
IV.ARRO.EHN. ML:0.8 0.000020075365000000002 0.56 AML other m 2020-03-01T02:27:35.20
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