Earthquake with magnitude of ML 0.9 on date 06-04-2023 and time 07:44:33 (Italy) in region 2 km W Caldarola (MC)

A magnitude ML 0.9 earthquake occured in region: 2 km W Caldarola (MC), on

  • 06-04-2023 05:44:33 (UTC)
  • 06-04-2023 07:44:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1360, 13.2020 at 15 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 2 1823 1823
Belforte del Chienti MC 4 1886 3709
Serrapetrona MC 5 966 4675
Camporotondo di Fiastrone MC 5 563 5238
Cessapalombo MC 5 512 5750
San Ginesio MC 10 3498 9248
Tolentino MC 11 20069 29317
San Severino Marche MC 11 12726 42043
Camerino MC 11 6974 49017
Fiastra MC 12 559 49576
Acquacanina MC 12 121 49697
Pievebovigliana MC 12 866 50563
Colmurano MC 13 1263 51826
Gualdo MC 13 815 52641
Ripe San Ginesio MC 14 852 53493
Sarnano MC 14 3264 56757
Muccia MC 14 915 57672
Fiordimonte MC 14 202 57874
Castelraimondo MC 14 4587 62461
Bolognola MC 16 142 62603
Pieve Torina MC 16 1458 64061
Gagliole MC 16 620 64681
Urbisaglia MC 16 2628 67309
Sant'Angelo in Pontano MC 16 1436 68745
Loro Piceno MC 18 2401 71146
Pioraco MC 18 1134 72280
Pollenza MC 19 6618 78898

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km E of Foligno (57155 inhabitants)
60 Km SW of Ancona (100861 inhabitants)
66 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)
89 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
05:44:33
43.1355 13.202 15 2023-04-06
06:43:42
Sala Sismica INGV-Roma 116105741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-06 05:44:33 ± 0.16
Latitude 43.1355 ± 0.0081
Longitude 13.2020 ± 0.0074
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 116105741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 865
Semi-minor axis of confidence ellipse (meter) 441
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 14
Circular confidence region, given by single value of horizontal uncertainty (meter) 870.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 195
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30847
Number of stations at which the event was observed 17
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 4
Type of magnitude ML
Reference to an origin 116105741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-06 06:43:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.HPAC.HHZ. 2023-04-06T05:46:21.83 3.0 undecidable manual Pg 11.68 0
IX.CLT3.HNZ.01 2023-04-06T05:46:02.70 3.0 undecidable manual Sg 2.62 0
CR.STON.BHZ. 2023-04-06T05:45:59.00 3.0 undecidable manual Sn -9.99 0
IV.SALB.HHZ. 2023-04-06T05:45:41.64 3.0 negative manual Pg 5.31 0
IV.SPS2.HHZ. 2023-04-06T05:45:35.00 3.0 negative manual Pn -7.92 0
IV.NOCI.HHZ. 2023-04-06T05:45:33.41 3.0 negative manual Pn 1.11 0
IV.CELB.HHZ. 2023-04-06T05:45:27.81 3.0 undecidable manual Sn 0.43 0
IX.CLT3.EHZ.02 2023-04-06T05:45:24.33 3.0 positive manual Pg 5.18 0
IV.NRCA.HHZ. 2023-04-06T05:44:45.34 0.6 undecidable manual S 192 34.2435 101 -0.07 48
IV.MMO1.EHZ. 2023-04-06T05:44:43.88 0.6 undecidable manual S 159 28.0497 105 0.07 48
IV.CESI.HHZ. 2023-04-06T05:44:43.12 3.0 undecidable manual S 0
IV.MF5.EHZ. 2023-04-06T05:44:43.15 1.0 undecidable manual S 128 26.5512 106 -0.26 23
IV.SNTG.HHZ. 2023-04-06T05:44:43.12 0.1 undecidable manual S 100
IV.MML1.EHZ. 2023-04-06T05:44:41.66 0.6 undecidable manual S 263 18.7701 117 0.17 48
IV.FDMO.HHZ. 2023-04-06T05:44:40.19 0.6 undecidable manual S 220 14.3745 127 -0.3 48
IV.NRCA.HHZ. 2023-04-06T05:44:40.42 0.6 negative manual P 192 34.2435 101 -0.04 48
IV.CSP1.EHZ. 2023-04-06T05:44:39.14 0.6 undecidable manual S 177 4.8951 159 0.22 48
IV.MMO1.EHZ. 2023-04-06T05:44:39.45 0.3 negative manual P 159 28.0497 105 -0.09 72
IV.MF5.EHZ. 2023-04-06T05:44:39.78 1.0 positive manual P 128 26.5512 106 0.47 22
IV.PF6.EHZ. 2023-04-06T05:44:38.48 0.6 undecidable manual S 293 0.6993 177 -0.21 49
IV.MML1.EHZ. 2023-04-06T05:44:38.30 1.0 negative manual P 263 18.7701 117 0.1 24
IV.FDMO.HHZ. 2023-04-06T05:44:37.61 0.1 undecidable manual P 220 14.3745 127 -0.01 100
IV.PF6.EHZ. 2023-04-06T05:44:36.49 0.1 undecidable manual P 293 0.6993 177 -0.09 100
IV.CSP1.EHZ. 2023-04-06T05:44:36.84 0.1 negative manual P 177 4.8951 159 0.12 99
IV.ARVD.HHZ. 2023-04-06T05:44:34.31 3.0 positive manual P 2.98 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.8 0.000056 0.16 AML other m 2023-04-06T05:44:40.63
IV.FDMO.HHE. ML:0.8 0.000048799999999999994 0.24 AML other m 2023-04-06T05:44:40.68
IV.NRCA.HHN. ML:0.9 0.00003195 0.6 AML other m 2023-04-06T05:44:46.33
IV.NRCA.HHE. ML:1.0 0.00004095 0.5 AML other m 2023-04-06T05:44:47.12
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