Earthquake with magnitude of ML 1.1 on date 13-03-2020 and time 06:48:29 (Italy) in region 7 km W Arquata del Tronto (AP)

A magnitude ML 1.1 earthquake occured in region: 7 km W Arquata del Tronto (AP), on

  • 13-03-2020 05:48:29 (UTC)
  • 13-03-2020 06:48:29 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8030, 13.2260 at 14 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
Arquata del Tronto AP 7 1178 1178
Montegallo AP 10 523 1701
Norcia PG 11 4957 6658
Castelsantangelo sul Nera MC 12 281 6939
Accumoli RI 12 667 7606
Montemonaco AP 14 604 8210
Acquasanta Terme AP 16 2916 11126
Ussita MC 17 444 11570
Preci PG 17 724 12294
Visso MC 18 1107 13401
Montefortino FM 18 1178 14579
Cascia PG 20 3217 17796
Amatrice RI 20 2657 20453

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km W of Teramo (54892 inhabitants)
46 Km E of Foligno (57155 inhabitants)
52 Km N of L'Aquila (69753 inhabitants)
54 Km NE of Terni (111501 inhabitants)
76 Km E of Perugia (166134 inhabitants)
82 Km W of Montesilvano (53738 inhabitants)
89 Km W of Pescara (121014 inhabitants)
92 Km NW of Chieti (51815 inhabitants)
94 Km S of Ancona (100861 inhabitants)
98 Km NE of Guidonia Montecelio (88673 inhabitants)
100 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
Reviewed
Rev100
ML 1.1 2020-03-13
05:48:29
42.8028 13.2262 15 2020-03-13
06:03:27
Sala Sismica INGV-Roma 77231781
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-13 05:48:29 ± 0.08
Latitude 42.8028 ± 0.0027
Longitude 13.2262 ± 0.0037
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 77231781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 338
Semi-minor axis of confidence ellipse (meter) 104
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 239
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 32
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) 0.08723
Epicentral distance of station farthest from the epicenter (degree) 0.43257
Number of stations at which the event was observed 16
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 18
Type of magnitude ML
Reference to an origin 77231781
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-13 06:03:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIGS.HHZ. 2020-03-13T05:48:44.90 0.1 undecidable manual S 144 48.0186 96 -0.06 91
IV.RM33.EHZ. 2020-03-13T05:48:41.05 0.3 undecidable manual S 182 32.6451 100 0.17 71
IV.CESI.HHZ. 2020-03-13T05:48:41.50 0.3 undecidable manual S 311 34.4433 99 0.14 69
IV.TERO.HHZ. 2020-03-13T05:48:41.99 0.6 undecidable manual S 123 36.741 98 0.03 48
IV.GUMA.HHN. 2020-03-13T05:48:40.54 0.1 undecidable manual S 17 30.1476 101 0.3 90
IV.MF5.EHZ. 2020-03-13T05:48:40.21 0.1 undecidable manual S 43 27.9498 103 0.55 84
IV.CSP1.EHZ. 2020-03-13T05:48:40.59 0.3 undecidable manual S 357 32.1456 100 -0.16 71
IT.MTCL.HGE. 2020-03-13T05:48:39.38 0.1 undecidable manual S 319 28.0497 102 -0.31 92
IV.LNSS.HHE. 2020-03-13T05:48:39.74 0.3 undecidable manual S 214 26.8509 103 0.36 68
IV.FEMA.HNE. 2020-03-13T05:48:38.33 0.1 undecidable manual S 321 22.755 108 0.01 97
IV.GIGS.HHZ. 2020-03-13T05:48:38.06 1.0 undecidable manual P 144 48.0186 96 -0.43 21
IV.SMA1.EHZ. 2020-03-13T05:48:37.83 0.3 undecidable manual S 155 21.0678 110 -0.07 72
IV.T1299.EHE. 2020-03-13T05:48:37.88 0.1 undecidable manual S 166 19.2696 113 0.43 91
IV.TERO.HHZ. 2020-03-13T05:48:36.38 0.1 negative manual P 123 36.741 98 -0.38 88
IV.MTRA.EHZ. 2020-03-13T05:48:36.21 0.1 undecidable manual S 110 14.7741 123 -0.18 95
IV.MC2.EHN. 2020-03-13T05:48:36.03 0.1 undecidable manual S 346 12.3765 129 0.16 96
IV.RM33.EHZ. 2020-03-13T05:48:36.02 0.6 positive manual P 182 32.6451 100 -0.12 47
IV.CESI.HHZ. 2020-03-13T05:48:36.25 0.1 negative manual P 311 34.4433 99 -0.16 93
IV.MF5.EHZ. 2020-03-13T05:48:35.55 1.0 positive manual P 43 27.9498 103 0.12 24
IV.LNSS.HHE. 2020-03-13T05:48:35.30 0.1 undecidable manual P 214 26.8509 103 0.04 97
IV.CSP1.EHZ. 2020-03-13T05:48:35.75 0.6 undecidable manual P 357 32.1456 100 -0.31 45
IV.NRCA.HHZ. 2020-03-13T05:48:35.38 0.1 undecidable manual S 291 9.6792 138 0.03 99
IV.GUMA.HHN. 2020-03-13T05:48:35.91 0.1 undecidable manual P 17 30.1476 101 0.15 93
IT.MTCL.HGE. 2020-03-13T05:48:35.15 0.1 undecidable manual P 319 28.0497 102 -0.3 92
IV.MMO1.EHZ. 2020-03-13T05:48:35.91 0.1 undecidable manual S 37 13.4754 126 -0.19 96
IV.T1299.EHE. 2020-03-13T05:48:34.23 0.1 undecidable manual P 166 19.2696 113 0.08 97
IV.FEMA.HNE. 2020-03-13T05:48:34.95 0.3 undecidable manual P 321 22.755 108 0.3 69
IV.SMA1.EHZ. 2020-03-13T05:48:34.32 0.3 positive manual P 155 21.0678 110 -0.09 72
IV.MMO1.EHZ. 2020-03-13T05:48:33.18 0.1 undecidable manual P 37 13.4754 126 -0.19 96
IV.MTRA.EHZ. 2020-03-13T05:48:33.37 0.1 undecidable manual P 110 14.7741 123 -0.17 96
IV.MC2.EHN. 2020-03-13T05:48:33.30 0.1 undecidable manual P 346 12.3765 129 0.06 98
IV.NRCA.HHZ. 2020-03-13T05:48:32.93 0.1 negative manual P 291 9.6792 138 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.8 0.00060142865 0.16 AML other m 2020-03-13T05:48:35.48
IV.NRCA.HHN. ML:1.7 0.00045276005 0.1184 AML other m 2020-03-13T05:48:35.60
IV.NRCA.HNE. ML:1.9 0.0008615287 0.1696 AML other m 2020-03-13T05:48:35.48
IV.MTRA.EHE. ML:1.3 0.000172425 0.1408 AML other m 2020-03-13T05:48:36.58
IV.MTRA.EHN. ML:1.3 0.00016106680000000002 0.08 AML other m 2020-03-13T05:48:36.48
IV.MTRA.HNE. ML:1.3 0.00016184625 0.1312 AML other m 2020-03-13T05:48:36.64
IV.MTRA.HNN. ML:1.3 0.000161490285 0.0896 AML other m 2020-03-13T05:48:36.48
IV.SMA1.EHE. ML:0.9 0.00005593069 0.0992 AML other m 2020-03-13T05:48:38.76
IV.SMA1.EHN. ML:1.2 0.00008848241000000001 0.1792 AML other m 2020-03-13T05:48:38.04
IV.MF5.EHN. ML:0.7 0.000026304285 0.4 AML other m 2020-03-13T05:48:40.65
IV.CSP1.EHE. ML:1.1 0.000047607755 0.2784 AML other m 2020-03-13T05:48:40.90
IV.CSP1.EHN. ML:0.8 0.00002834743 0.2208 AML other m 2020-03-13T05:48:42.66
IV.RM33.EHE. ML:1.0 0.000038280665000000005 0.1376 AML other m 2020-03-13T05:48:41.57
IV.RM33.EHN. ML:0.9 0.00002938409 0.1376 AML other m 2020-03-13T05:48:41.62
IV.CESI.HHE. ML:1.0 0.000039125720000000005 0.1408 AML other m 2020-03-13T05:48:41.75
IV.CESI.HHN. ML:1.2 0.000054920184999999995 0.1184 AML other m 2020-03-13T05:48:41.81
IV.TERO.HHE. ML:0.9 0.00002905609 0.1024 AML other m 2020-03-13T05:48:42.39
IV.TERO.HHN. ML:0.9 0.000029439505 0.0768 AML other m 2020-03-13T05:48:42.78
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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