Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 18-05-2022 and time 16:59:53 (Italy) in region 3 km NE Cascia (PG)

A magnitude ML 1.4 earthquake occured in region: 3 km NE Cascia (PG), on

  • 18-05-2022 14:59:53 (UTC)
  • 18-05-2022 16:59:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7450, 13.0320 at 10 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Cascia PG 3 3217 3217
Norcia PG 7 4957 8174
Poggiodomo PG 9 117 8291
Monteleone di Spoleto PG 12 599 8890
Cerreto di Spoleto PG 13 1075 9965
Vallo di Nera PG 14 364 10329
Preci PG 15 724 11053
Sant'Anatolia di Narco PG 16 564 11617
Scheggino PG 17 461 12078
Cittareale RI 18 482 12560
Sellano PG 18 1079 13639
Accumoli RI 19 667 14306
Castelsantangelo sul Nera MC 20 281 14587

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km SE of Foligno (57155 inhabitants)
38 Km NE of Terni (111501 inhabitants)
53 Km NW of L'Aquila (69753 inhabitants)
56 Km W of Teramo (54892 inhabitants)
66 Km SE of Perugia (166134 inhabitants)
84 Km E of Viterbo (67173 inhabitants)
86 Km N of Guidonia Montecelio (88673 inhabitants)
89 Km N of Tivoli (56533 inhabitants)
95 Km W of Montesilvano (53738 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 1.4 2022-05-18
14:59:53		 42.745 13.0318 10 2023-01-31
19:03:37		 Bollettino Sismico Italiano INGV 109249711
Reviewed
Rev100 		ML 1.4 2022-05-18
14:59:53		 42.7453 13.0337 10 2022-05-18
15:06:30		 Sala Sismica INGV-Roma 104820971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-18 14:59:53 ± 0.05
Latitude 42.7450 ± 0.0027
Longitude 13.0318 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 109249711

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 243
Semi-minor axis of confidence ellipse (meter) 225
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 161
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 53
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 39
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) 0.10702
Epicentral distance of station farthest from the epicenter (degree) 0.58366
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 104820971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-18 15:06:30

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 109249711
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-09-02 15:02:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2022-05-18T15:00:08.96 0.3 undecidable manual S 106 48.618 50 0.14 71
IV.MF5.EHZ. 2022-05-18T15:00:08.33 0.3 undecidable manual S 52 44.0226 50 0.73 60
IV.ASSB.HHZ. 2022-05-18T15:00:07.84 0.3 undecidable manual S 318 44.8218 50 0.02 73
IV.MOMA.HHZ. 2022-05-18T15:00:06.20 0.3 undecidable manual S 280 38.1285 50 0.16 72
IV.CESX.HHZ. 2022-05-18T15:00:06.32 0.3 undecidable manual S 247 39.3273 50 -0.03 73
IV.FOSV.EHZ. 2022-05-18T15:00:05.37 0.6 undecidable manual P 340 64.7907 50 0.64 40
IV.FDMO.HHZ. 2022-05-18T15:00:04.30 0.3 undecidable manual S 8 32.6451 50 -0.27 71
IV.MTRA.EHZ. 2022-05-18T15:00:03.70 0.3 undecidable manual S 87 29.748 50 -0.09 74
IV.SMA1.EHZ. 2022-05-18T15:00:03.60 0.3 undecidable manual S 117 27.8499 50 0.32 70
IV.RM33.EHZ. 2022-05-18T15:00:03.90 0.3 undecidable manual S 150 30.1476 50 0 75
IV.ARRO.EHZ. 2022-05-18T15:00:03.10 0.6 undecidable manual S 230 28.4493 50 -0.35 47
IV.CESI.HHZ. 2022-05-18T15:00:03.90 0.3 undecidable manual S 340 30.6471 50 -0.13 73
IV.TERO.HHZ. 2022-05-18T15:00:02.24 0.3 undecidable manual P 106 48.618 50 0.01 72
7F.SIB2.EHE. 2022-05-18T15:00:02.90 0.3 undecidable manual S 54 27.4503 50 -0.28 71
7F.SIB1.EHE. 2022-05-18T15:00:02.50 0.3 undecidable manual S 49 25.5522 50 -0.17 73
IV.FEMA.HNE. 2022-05-18T15:00:02.40 0.3 undecidable manual S 3 24.1536 50 0.1 74
7F.SIB3.EHE. 2022-05-18T15:00:01.90 0.3 undecidable manual S 53 24.1536 50 -0.4 70
IV.MC2.EHZ. 2022-05-18T15:00:01.80 0.6 undecidable manual S 35 22.4553 115 0.01 51
IV.ASSB.HHZ. 2022-05-18T15:00:01.68 0.6 undecidable manual P 318 44.8218 50 0.03 48
IV.MOMA.HHZ. 2022-05-18T15:00:00.80 0.6 undecidable manual P 280 38.1285 50 0.18 48
IV.CESX.HHZ. 2022-05-18T15:00:00.53 0.3 undecidable manual P 247 39.3273 50 -0.27 70
IV.MF5.EHZ. 2022-05-18T15:00:00.99 0.6 undecidable manual P 52 44.0226 50 -0.53 43
IV.RM33.EHZ. 2022-05-18T14:59:59.20 0.3 undecidable manual P 150 30.1476 50 -0.19 72
IV.ARRO.EHZ. 2022-05-18T14:59:59.13 0.3 undecidable manual P 230 28.4493 50 0 75
IV.CESI.HHZ. 2022-05-18T14:59:59.48 0.3 undecidable manual P 340 30.6471 50 0.02 75
IV.MTRA.EHZ. 2022-05-18T14:59:59.38 0.3 undecidable manual P 87 29.748 50 0.05 74
IV.FDMO.HHZ. 2022-05-18T14:59:59.70 0.3 undecidable manual P 8 32.6451 50 -0.07 74
IV.SMA1.EHZ. 2022-05-18T14:59:59.24 0.3 undecidable manual P 117 27.8499 50 0.21 72
IV.LNSS.HHZ. 2022-05-18T14:59:59.60 0.3 undecidable manual S 177 15.7731 123 -0.16 74
IV.MC2.EHZ. 2022-05-18T14:59:58.31 0.1 undecidable manual P 35 22.4553 115 0.14 99
7F.SIB1.EHE. 2022-05-18T14:59:58.66 0.3 undecidable manual P 49 25.5522 50 -0.01 75
IV.GAVE.EHZ. 2022-05-18T14:59:58.70 0.3 undecidable manual S 242 12.6762 129 -0.19 74
IV.FEMA.HNE. 2022-05-18T14:59:58.93 0.3 undecidable manual P 3 24.1536 50 0.47 69
7F.SIB3.EHE. 2022-05-18T14:59:58.32 0.1 undecidable manual P 53 24.1536 50 -0.14 98
IV.NRCA.HNZ. 2022-05-18T14:59:58.40 0.3 undecidable manual S 34 11.877 131 -0.28 73
7F.SIB2.EHE. 2022-05-18T14:59:58.83 0.3 undecidable manual P 54 27.4503 50 -0.14 73
IV.LNSS.HHZ. 2022-05-18T14:59:57.15 0.3 undecidable manual P 177 15.7731 123 0.15 75
IV.NRCA.HNZ. 2022-05-18T14:59:56.53 0.1 undecidable manual P 34 11.877 131 0.16 100
IV.GAVE.EHZ. 2022-05-18T14:59:56.67 0.1 undecidable manual P 242 12.6762 129 0.18 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.6 0.00040449999999999997 0.12 AML other m 2022-05-18T14:59:58.65
IV.GAVE.EHE. ML:2.0 0.0010550000000000002 0.48 AML other m 2022-05-18T14:59:59.29
IV.GAVE.HNE. ML:2.0 0.0009665 0.48 AML other m 2022-05-18T14:59:59.05
IV.NRCA.HHE. ML:1.8 0.0007099999999999999 1.46 AML other m 2022-05-18T14:59:59.05
IV.GAVE.HNN. ML:1.6 0.00045900000000000004 0.34 AML other m 2022-05-18T14:59:59.26
IV.GAVE.EHN. ML:2.0 0.0012105000000000002 0.32 AML other m 2022-05-18T14:59:59.27
IV.LNSS.HHN. ML:1.7 0.000499 1.56 AML other m 2022-05-18T14:59:59.15
IV.LNSS.HHE. ML:1.7 0.0005114999999999999 1.32 AML other m 2022-05-18T15:00:00.90
IV.FDMO.HHE. ML:0.8 0.000023 0.56 AML other m 2022-05-18T15:00:00.37
IV.FDMO.HHN. ML:1.0 0.000038650000000000004 0.62 AML other m 2022-05-18T15:00:00.96
IV.ARRO.EHE. ML:1.3 0.00010755000000000001 0.12 AML other m 2022-05-18T15:00:04.08
IV.MTRA.EHE. ML:1.6 0.0001865 1.16 AML other m 2022-05-18T15:00:04.77
IV.CESI.HHE. ML:1.2 0.0000694 0.42 AML other m 2022-05-18T15:00:04.40
IV.CESI.HHN. ML:1.3 0.0000826 0.44 AML other m 2022-05-18T15:00:04.56
IV.MTRA.EHN. ML:1.6 0.0001835 0.28 AML other m 2022-05-18T15:00:04.62
IV.RM33.EHN. ML:1.2 0.00007075000000000001 0.1 AML other m 2022-05-18T15:00:04.78
IV.RM33.EHE. ML:1.2 0.00008669999999999999 1.04 AML other m 2022-05-18T15:00:04.73
IV.ARRO.EHN. ML:1.3 0.00009685 0.66 AML other m 2022-05-18T15:00:05.57
IV.SMA1.EHN. ML:1.3 0.00011649999999999999 0.64 AML other m 2022-05-18T15:00:06.68
IV.MOMA.HHE. ML:1.6 0.000132 0.22 AML other m 2022-05-18T15:00:06.72
IV.SMA1.EHE. ML:1.3 0.000112 0.42 AML other m 2022-05-18T15:00:07.01
IV.CESX.HHN. ML:1.4 0.000081 0.28 AML other m 2022-05-18T15:00:07.90
IV.MOMA.HHN. ML:1.4 0.00009359999999999998 0.5 AML other m 2022-05-18T15:00:08.40
IV.TERO.HHN. ML:1.2 0.00004185 0.86 AML other m 2022-05-18T15:00:09.56
IV.ASSB.HHE. ML:1.2 0.00004585 0.56 AML other m 2022-05-18T15:00:09.86
IV.ASSB.HHN. ML:1.2 0.0000457 0.62 AML other m 2022-05-18T15:00:09.87
IV.CESX.HHE. ML:1.2 0.0000598 1.36 AML other m 2022-05-18T15:00:10.24
IV.TERO.HHE. ML:1.0 0.00003135 0.08 AML other m 2022-05-18T15:00:11.05
IV.LPEL.HHN. ML:1.9 0.00005295 0.56 AML other m 2022-05-18T15:00:32.58
IV.LPEL.HHE. ML:2.0 0.00007705 0.58 AML other m 2022-05-18T15:00:34.39
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