Earthquake with magnitude of ML 0.9 on date 22-05-2020 and time 03:09:51 (Italy) in region 8 km E Leonessa (RI)

A magnitude ML 0.9 earthquake occured in region: 8 km E Leonessa (RI), on

  • 22-05-2020 01:09:51 (UTC)
  • 22-05-2020 03:09:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5980, 13.0560 at 17 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
Leonessa RI 9 2435 2435
Posta RI 9 694 3129
Cittareale RI 9 482 3611
Monteleone di Spoleto PG 10 599 4210
Borbona RI 11 617 4827
Cascia PG 14 3217 8044
Poggiodomo PG 16 117 8161
Micigliano RI 16 127 8288
Polino TR 17 233 8521
Poggio Bustone RI 17 2055 10576
Montereale AQ 18 2581 13157
Rivodutri RI 19 1253 14410
Cantalice RI 19 2755 17165
Accumoli RI 19 667 17832
Amatrice RI 19 2657 20489
Morro Reatino RI 20 373 20862

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Terni (111501 inhabitants)
39 Km NW of L'Aquila (69753 inhabitants)
49 Km SE of Foligno (57155 inhabitants)
54 Km W of Teramo (54892 inhabitants)
72 Km NE of Guidonia Montecelio (88673 inhabitants)
74 Km N of Tivoli (56533 inhabitants)
79 Km SE of Perugia (166134 inhabitants)
80 Km E of Viterbo (67173 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
91 Km NE of Roma (2864731 inhabitants)
95 Km W of Chieti (51815 inhabitants)
96 Km W of Pescara (121014 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 0.9 2020-05-22
01:09:51
42.5983 13.056 17 2020-05-22
01:22:03
Sala Sismica INGV-Roma 79428411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-22 01:09:51 ± 0.09
Latitude 42.5983 ± 0.0054
Longitude 13.0560 ± 0.0049
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 79428411

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 476
Semi-minor axis of confidence ellipse (meter) 376
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 5
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41189
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 79428411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-22 01:22:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.POFI.HHZ. 2020-05-22T01:10:10.46 3.0 undecidable manual P 0
IV.TERO.HHZ. 2020-05-22T01:10:06.35 0.1 undecidable manual S 86 44.8218 101 -0.05 93
IV.GIGS.HHE. 2020-05-22T01:10:06.76 0.6 undecidable manual S 111 45.2214 101 0.25 45
IV.MOMA.HHE. 2020-05-22T01:10:06.92 0.3 undecidable manual S 300 45.7209 100 0.28 66
IV.FIAM.HNE. 2020-05-22T01:10:04.14 0.6 undecidable manual S 172 36.9297 104 -0.22 46
IV.MMO1.HNZ. 2020-05-22T01:10:04.99 0.6 undecidable manual S 33 40.0266 103 -0.16 46
IV.MTRA.HNZ. 2020-05-22T01:10:03.16 0.6 undecidable manual S 58 32.8449 106 -0.14 46
IV.SMA1.EHZ. 2020-05-22T01:10:01.29 0.1 undecidable manual S 81 23.0547 116 0.44 90
IV.NRCA.HHZ. 2020-05-22T01:10:01.89 0.6 undecidable manual S 10 26.5512 112 0.19 47
IV.T1299.HNZ. 2020-05-22T01:10:00.15 0.6 undecidable manual S 78 18.87 123 0.27 47
IV.MOMA.HHE. 2020-05-22T01:10:00.32 0.1 undecidable manual P 300 45.7209 100 -0.06 93
IV.ARRO.EHZ. 2020-05-22T01:10:00.97 0.1 undecidable manual S 265 23.754 115 -0.06 97
IV.RM33.EHZ. 2020-05-22T01:09:59.35 0.1 undecidable manual S 127 16.2726 128 0.03 98
IV.TERO.HHZ. 2020-05-22T01:09:59.95 0.1 undecidable manual P 86 44.8218 101 -0.29 89
IV.FIAM.HNE. 2020-05-22T01:09:59.45 0.1 undecidable manual P 172 36.9297 104 0.39 87
IV.GIGS.HHE. 2020-05-22T01:09:59.69 0.1 undecidable manual P 111 45.2214 101 -0.61 81
IV.MMO1.HNZ. 2020-05-22T01:09:59.47 0.1 undecidable manual P 33 40.0266 103 -0.05 94
IV.MTRA.HNZ. 2020-05-22T01:09:58.16 0.1 undecidable manual P 58 32.8449 106 -0.29 90
IV.SMA1.EHZ. 2020-05-22T01:09:57.31 0.1 undecidable manual P 81 23.0547 116 0.27 93
IV.NRCA.HHZ. 2020-05-22T01:09:57.69 0.1 undecidable manual P 10 26.5512 112 0.17 94
IV.ARRO.EHZ. 2020-05-22T01:09:57.15 0.1 undecidable manual P 265 23.754 115 0.01 97
IV.LNSS.HHZ. 2020-05-22T01:09:57.19 0.1 undecidable manual S 291 1.3986 175 -0.13 99
IV.T1299.HNZ. 2020-05-22T01:09:56.40 0.1 undecidable manual P 78 18.87 123 -0.08 97
IV.RM33.EHZ. 2020-05-22T01:09:56.20 0.1 undecidable manual P 127 16.2726 128 0.05 98
IV.LNSS.HHZ. 2020-05-22T01:09:54.92 0.1 undecidable manual P 291 1.3986 175 -0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.0 0.0001095 0.14 AML other m 2020-05-22T01:09:57.29
IV.LNSS.HHN. ML:0.8 0.00006665000000000001 1.34 AML other m 2020-05-22T01:09:57.95
IV.RM33.EHN. ML:1.2 0.00010005 0.22 AML other m 2020-05-22T01:09:59.46
IV.RM33.EHE. ML:0.9 0.0000623 0.14 AML other m 2020-05-22T01:09:59.63
IV.SMA1.EHE. ML:1.2 0.00008765 0.3 AML other m 2020-05-22T01:10:01.66
IV.SMA1.EHN. ML:1.0 0.00005005 0.66 AML other m 2020-05-22T01:10:02.47
IV.ARRO.EHE. ML:1.0 0.000052414215 0.14 AML other m 2020-05-22T01:10:01.59
IV.ARRO.EHN. ML:1.0 0.00005435533000000001 0.14 AML other m 2020-05-22T01:10:01.44
IV.NRCA.HHN. ML:0.6 0.00001797879 0.12 AML other m 2020-05-22T01:10:04.20
IV.NRCA.HHE. ML:0.7 0.000022982099999999998 0.1 AML other m 2020-05-22T01:10:03.34
IV.TERO.HHE. ML:0.7 0.000015006255 1 AML other m 2020-05-22T01:10:07.39
IV.TERO.HHN. ML:0.7 0.000017339690000000002 0.44 AML other m 2020-05-22T01:10:06.84
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download