Earthquake with magnitude of ML 0.9 on date 15-05-2022 and time 17:23:01 (UTC) in region 8 km E Norcia (PG)

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

  • 15-05-2022 17:23:01 (UTC)
  • 15-05-2022 19:23:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8070, 13.1920 at 9 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
Castelsantangelo sul Nera MC 10 281 6416
Montegallo AP 12 523 6939
Accumoli RI 13 667 7606
Preci PG 15 724 8330
Montemonaco AP 15 604 8934
Ussita MC 16 444 9378
Visso MC 16 1107 10485
Cascia PG 18 3217 13702
Acquasanta Terme AP 18 2916 16618
Montefortino FM 20 1178 17796

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
45 Km W of Teramo (54892 inhabitants)
52 Km NE of Terni (111501 inhabitants)
53 Km NW of L'Aquila (69753 inhabitants)
73 Km E of Perugia (166134 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
92 Km W of Pescara (121014 inhabitants)
94 Km S of Ancona (100861 inhabitants)
95 Km NW of Chieti (51815 inhabitants)
97 Km NE of Guidonia Montecelio (88673 inhabitants)
99 Km E of Viterbo (67173 inhabitants)
99 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 0.9 2022-05-15
17:23:01
42.8073 13.1925 9 2022-05-15
17:33:02
Sala Sismica INGV-Roma 104680711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-15 17:23:01 ± 0.08
Latitude 42.8073 ± 0.0045
Longitude 13.1925 ± 0.0061
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 104680711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 512
Semi-minor axis of confidence ellipse (meter) 436
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 55
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 118
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 17
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) 0.29857
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.5
Num. used stations 15
Type of magnitude ML
Reference to an origin 104680711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-15 17:33:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MF5.EHZ. 2022-05-15T17:23:13.08 0.3 undecidable manual S 47 29.5482 107 0.63 63
IV.CSP1.EHZ. 2022-05-15T17:23:13.10 0.6 undecidable manual S 2 31.5462 50 0.06 48
IV.CESI.HHZ. 2022-05-15T17:23:13.17 0.3 undecidable manual S 313 32.0457 50 0 73
IV.RM33.EHZ. 2022-05-15T17:23:13.37 0.6 undecidable manual S 177 33.1446 50 -0.08 48
IV.CESI.HHZ. 2022-05-15T17:23:08.35 0.1 undecidable manual P 313 32.0457 50 0.02 97
IV.RM33.EHZ. 2022-05-15T17:23:08.58 1.0 positive manual P 177 33.1446 50 0.08 24
IV.MTRA.EHZ. 2022-05-15T17:23:08.24 0.3 undecidable manual S 109 17.5713 117 -0.34 70
IV.MF5.EHZ. 2022-05-15T17:23:08.01 0.1 undecidable manual P 47 29.5482 107 0.1 96
IV.CSP1.EHZ. 2022-05-15T17:23:07.98 0.1 undecidable manual P 2 31.5462 50 -0.28 92
IV.SMA1.EHZ. 2022-05-15T17:23:07.00 0.1 undecidable manual P 149 22.755 112 0.36 92
IV.MMO1.EHZ. 2022-05-15T17:23:07.30 0.6 undecidable manual S 47 14.9739 121 -0.5 45
IV.MC2.EHZ. 2022-05-15T17:23:06.91 0.3 undecidable manual S 359 11.5773 128 0.08 75
IV.NRCA.HHZ. 2022-05-15T17:23:05.55 0.3 undecidable manual S 295 6.993 143 -0.16 74
IV.MMO1.EHZ. 2022-05-15T17:23:05.00 0.1 undecidable manual P 47 14.9739 121 -0.23 96
IV.MTRA.EHZ. 2022-05-15T17:23:05.64 1.0 undecidable manual P 109 17.5713 117 -0.04 25
IV.NRCA.HHZ. 2022-05-15T17:23:04.12 0.1 undecidable manual P 295 6.993 143 0.1 100
IV.MC2.EHZ. 2022-05-15T17:23:04.73 0.1 undecidable manual P 359 11.5773 128 0.06 100
IV.ATFO.HHZ. 2022-05-15T17:23:01.86 3.0 negative manual P -1.02 0
IV.PIEI.HHZ. 2022-05-15T17:23:01.87 3.0 undecidable manual P -2.25 0
IV.SSFR.HHZ. 2022-05-15T17:23:00.39 3.0 negative manual P 0.22 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.7 0.0008489999999999999 0.08 AML other m 2022-05-15T17:23:05.80
IV.NRCA.HNN. ML:1.7 0.0007875 0.1 AML other m 2022-05-15T17:23:05.76
IV.NRCA.HNE. ML:1.5 0.0004799464 0.0896 AML other m 2022-05-15T17:23:05.84
IV.NRCA.HHE. ML:1.5 0.0005367818 0.0896 AML other m 2022-05-15T17:23:05.88
IV.MTRA.EHE. ML:1.1 0.00011091023499999999 0.1408 AML other m 2022-05-15T17:23:09.27
IV.MTRA.EHN. ML:0.8 0.000056504735000000004 0.2432 AML other m 2022-05-15T17:23:08.70
IV.SMA1.EHN. ML:0.4 0.00001672007 0.32 AML other m 2022-05-15T17:23:13.66
IV.CESI.HHE. ML:0.4 0.000010057353999999999 0.128 AML other m 2022-05-15T17:23:14.29
IV.CESI.HHN. ML:0.5 0.00001665 0.7 AML other m 2022-05-15T17:23:14.70
IV.SMA1.EHE. ML:0.6 0.0000257 0.36 AML other m 2022-05-15T17:23:15.29
IV.MC2.EHE. ML:1.0 0.00012108805 0.256 AML other m 2022-05-15T17:23:08.41
IV.MC2.EHN. ML:1.1 0.00015575455000000002 0.1792 AML other m 2022-05-15T17:23:07.96
IV.MTRA.HNE. ML:1.2 0.00011962724500000001 0.1408 AML other m 2022-05-15T17:23:09.27
IV.RM33.EHE. ML:0.1 0.00000722638595 0.2048 AML other m 2022-05-15T17:23:15.86
IV.RM33.EHN. ML:0.1 0.0000073260265 0.2176 AML other m 2022-05-15T17:23:13.73
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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