Earthquake with magnitude of ML 1.0 on date 29-05-2023 and time 10:17:32 (UTC) in region 4 km NE Cascia (PG)

A magnitude ML 1.0 earthquake occured in region: 4 km NE Cascia (PG), on

  • 29-05-2023 10:17:32 (UTC)
  • 29-05-2023 12:17:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7520, 13.0380 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
Cascia PG 4 3217 3217
Norcia PG 7 4957 8174
Poggiodomo PG 9 117 8291
Cerreto di Spoleto PG 12 1075 9366
Monteleone di Spoleto PG 13 599 9965
Preci PG 14 724 10689
Vallo di Nera PG 14 364 11053
Sant'Anatolia di Narco PG 17 564 11617
Scheggino PG 17 461 12078
Sellano PG 18 1079 13157
Cittareale RI 18 482 13639
Accumoli RI 18 667 14306
Castelsantangelo sul Nera MC 19 281 14587

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km SE of Foligno (57155 inhabitants)
38 Km NE of Terni (111501 inhabitants)
54 Km NW of L'Aquila (69753 inhabitants)
56 Km W of Teramo (54892 inhabitants)
66 Km SE of Perugia (166134 inhabitants)
85 Km E of Viterbo (67173 inhabitants)
87 Km N of Guidonia Montecelio (88673 inhabitants)
90 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
Reviewed
Rev100
ML 1.0 2023-05-29
10:17:32
42.7525 13.0375 11 2023-05-29
10:26:28
Sala Sismica INGV-Roma 117845191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-29 10:17:32 ± 0.04
Latitude 42.7525 ± 0.0027
Longitude 13.0375 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117845191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 377
Semi-minor axis of confidence ellipse (meter) 219
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 279
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.43617
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 117845191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-29 10:26:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIUL.HHZ. 2023-05-29T10:18:12.95 3.0 undecidable manual S 0 0
IV.LRP.EHZ. 2023-05-29T10:17:52.52 3.0 undecidable manual P -2.44 0
IV.CSP1.EHZ. 2023-05-29T10:17:46.00 0.3 undecidable manual S 20 40.0266 50 0.35 67
IV.RM33.EHZ. 2023-05-29T10:17:43.11 0.3 undecidable manual S 152 30.6471 50 -0.04 73
IV.FDMO.HHZ. 2023-05-29T10:17:43.50 0.6 undecidable manual S 7 31.746 50 0.05 48
IV.CESI.HHZ. 2023-05-29T10:17:42.82 0.3 undecidable manual S 339 30.0477 50 -0.16 71
IV.TERO.HHZ. 2023-05-29T10:17:41.52 0.6 undecidable manual P 107 48.4182 50 0.19 46
7F.SIB2.EHZ. 2023-05-29T10:17:41.79 0.6 undecidable manual S 55 26.5512 50 -0.27 47
IV.CSP1.EHZ. 2023-05-29T10:17:40.35 1.0 undecidable manual P 20 40.0266 50 0.31 23
IV.LNSS.HHZ. 2023-05-29T10:17:39.04 0.3 undecidable manual S 179 16.5723 122 -0.17 73
IV.MOMA.HHZ. 2023-05-29T10:17:39.71 0.6 negative manual P 279 38.4282 50 -0.1 47
IV.FDMO.HHZ. 2023-05-29T10:17:38.65 1.0 undecidable manual P 7 31.746 50 -0.12 24
IV.CESI.HHZ. 2023-05-29T10:17:38.19 0.6 undecidable manual P 339 30.0477 50 -0.31 46
IV.GAVE.EHZ. 2023-05-29T10:17:38.36 0.1 undecidable manual S 240 13.4754 128 0.05 100
IV.RM33.EHZ. 2023-05-29T10:17:38.72 0.3 undecidable manual P 152 30.6471 50 0.12 72
7F.SIB2.EHZ. 2023-05-29T10:17:37.87 0.3 undecidable manual P 55 26.5512 50 -0.1 73
IV.NRCA.HHZ. 2023-05-29T10:17:37.54 0.1 undecidable manual S 35 10.9779 134 -0.12 99
IV.LNSS.HHZ. 2023-05-29T10:17:36.33 0.3 undecidable manual P 179 16.5723 122 0 75
IV.GAVE.EHZ. 2023-05-29T10:17:35.91 0.1 positive manual P 240 13.4754 128 0.1 99
IV.NRCA.HHZ. 2023-05-29T10:17:35.58 0.1 negative manual P 35 10.9779 134 0.15 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:1.1 0.00013900000000000002 0.42 AML other m 2023-05-29T10:17:38.38
IV.GAVE.EHN. ML:1.2 0.0001575 0.3 AML other m 2023-05-29T10:17:38.81
IV.LNSS.HHE. ML:1.1 0.00010635 0.18 AML other m 2023-05-29T10:17:39.36
IV.LNSS.HHN. ML:1.2 0.0001241 0.24 AML other m 2023-05-29T10:17:39.39
IV.CESI.HHN. ML:0.8 0.00003245 0.2 AML other m 2023-05-29T10:17:43.36
IV.FDMO.HHE. ML:0.8 0.00003175 0.18 AML other m 2023-05-29T10:17:44.20
IV.FDMO.HHN. ML:0.8 0.00002435 0.52 AML other m 2023-05-29T10:17:44.08
IV.CESI.HHE. ML:0.6 0.00001925 0.48 AML other m 2023-05-29T10:17:44.35
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