Earthquake with magnitude of ML 0.9 on date 06-04-2023 and time 05:15:26 (UTC) in region 3 km W Caldarola (MC)

A magnitude ML 0.9 earthquake occured in region: 3 km W Caldarola (MC), on

  • 06-04-2023 05:15:26 (UTC)
  • 06-04-2023 07:15:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1330, 13.1930 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
Caldarola MC 3 1823 1823
Serrapetrona MC 5 966 2789
Belforte del Chienti MC 5 1886 4675
Camporotondo di Fiastrone MC 6 563 5238
Cessapalombo MC 6 512 5750
Camerino MC 10 6974 12724
San Ginesio MC 10 3498 16222
San Severino Marche MC 11 12726 28948
Fiastra MC 11 559 29507
Tolentino MC 11 20069 49576
Acquacanina MC 11 121 49697
Pievebovigliana MC 12 866 50563
Muccia MC 13 915 51478
Fiordimonte MC 14 202 51680
Gualdo MC 14 815 52495
Colmurano MC 14 1263 53758
Sarnano MC 14 3264 57022
Castelraimondo MC 14 4587 61609
Ripe San Ginesio MC 14 852 62461
Pieve Torina MC 15 1458 63919
Bolognola MC 16 142 64061
Gagliole MC 16 620 64681
Urbisaglia MC 17 2628 67309
Sant'Angelo in Pontano MC 17 1436 68745
Pioraco MC 18 1134 69879
Loro Piceno MC 19 2401 72280
Pollenza MC 20 6618 78898
Sefro MC 20 422 79320

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km E of Foligno (57155 inhabitants)
60 Km SW of Ancona (100861 inhabitants)
65 Km E of Perugia (166134 inhabitants)
67 Km NW of Teramo (54892 inhabitants)
78 Km NE of Terni (111501 inhabitants)
80 Km S of Fano (60888 inhabitants)
88 Km N of L'Aquila (69753 inhabitants)
89 Km S of Pesaro (94582 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 2023-04-06
05:15:26
43.1328 13.1932 17 2023-04-06
05:32:00
Sala Sismica INGV-Roma 116104971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-06 05:15:26 ± 0.14
Latitude 43.1328 ± 0.0090
Longitude 13.1932 ± 0.0062
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 116104971

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 934
Semi-minor axis of confidence ellipse (meter) 292
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 180
Circular confidence region, given by single value of horizontal uncertainty (meter) 930.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 221
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.04227
Epicentral distance of station farthest from the epicenter (degree) 0.30487
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 116104971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-06 05:32:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2023-04-06T05:15:36.36 0.1 undecidable manual S 157 28.0497 110 -0.04 98
IV.CESI.HHZ. 2023-04-06T05:15:36.60 0.3 undecidable manual S 239 27.3504 110 0.39 68
IV.MML1.EHZ. 2023-04-06T05:15:34.14 0.3 undecidable manual S 263 18.0708 124 0.15 73
IV.GUMA.HHZ. 2023-04-06T05:15:33.37 0.1 undecidable manual S 124 13.875 133 0.25 95
IV.NRCA.HHZ. 2023-04-06T05:15:32.75 0.1 undecidable manual P 191 33.8439 105 -0.16 94
IV.CESI.HHZ. 2023-04-06T05:15:32.09 0.1 undecidable manual P 239 27.3504 110 0.12 96
IV.MF5.EHZ. 2023-04-06T05:15:32.15 0.1 undecidable manual P 127 26.9508 111 0.25 94
IV.FDMO.HHZ. 2023-04-06T05:15:32.90 0.1 undecidable manual S 219 13.6752 133 -0.18 97
IV.MMO1.EHZ. 2023-04-06T05:15:31.85 0.1 undecidable manual P 157 28.0497 110 -0.22 94
IV.CSP1.EHZ. 2023-04-06T05:15:31.58 0.1 undecidable manual S 168 4.6953 162 -0.18 99
IV.FDMO.HHZ. 2023-04-06T05:15:30.04 0.1 undecidable manual P 219 13.6752 133 -0.12 98
IV.GUMA.HHZ. 2023-04-06T05:15:30.22 0.1 undecidable manual P 124 13.875 133 0.05 100
IV.MML1.EHZ. 2023-04-06T05:15:30.68 0.1 undecidable manual P 263 18.0708 124 0 99
IV.CSP1.EHZ. 2023-04-06T05:15:29.28 0.1 undecidable manual P 168 4.6953 162 -0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:1.0 0.00006855 0.16 AML other m 2023-04-06T05:15:33.08
IV.FDMO.HHE. ML:0.8 0.000051500000000000005 0.1 AML other m 2023-04-06T05:15:33.20
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