Earthquake with magnitude of ML 0.4 on date 13-04-2022 and time 22:35:31 (Italy) in region 4 km SW Caldarola (MC)

A magnitude ML 0.4 earthquake occured in region: 4 km SW Caldarola (MC), on

  • 13-04-2022 20:35:31 (UTC)
  • 13-04-2022 22:35:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1220, 13.1900 at 14 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.

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 4 1823 1823
Cessapalombo MC 6 512 2335
Serrapetrona MC 6 966 3301
Belforte del Chienti MC 6 1886 5187
Camporotondo di Fiastrone MC 6 563 5750
Fiastra MC 10 559 6309
Camerino MC 10 6974 13283
Acquacanina MC 10 121 13404
San Ginesio MC 11 3498 16902
Pievebovigliana MC 11 866 17768
San Severino Marche MC 12 12726 30494
Fiordimonte MC 12 202 30696
Tolentino MC 12 20069 50765
Muccia MC 13 915 51680
Sarnano MC 13 3264 54944
Gualdo MC 14 815 55759
Pieve Torina MC 14 1458 57217
Colmurano MC 14 1263 58480
Castelraimondo MC 15 4587 63067
Bolognola MC 15 142 63209
Ripe San Ginesio MC 15 852 64061
Gagliole MC 16 620 64681
Sant'Angelo in Pontano MC 17 1436 66117
Urbisaglia MC 17 2628 68745
Pioraco MC 18 1134 69879
Loro Piceno MC 19 2401 72280
Sefro MC 20 422 72702

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km E of Foligno (57155 inhabitants)
61 Km SW of Ancona (100861 inhabitants)
65 Km E of Perugia (166134 inhabitants)
66 Km NW of Teramo (54892 inhabitants)
76 Km NE of Terni (111501 inhabitants)
81 Km S of Fano (60888 inhabitants)
87 Km N of L'Aquila (69753 inhabitants)
91 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
Bulletin
Rev1000
ML 0.4 2022-04-13
20:35:31
43.1222 13.1897 14 2022-07-08
12:33:51
Bollettino Sismico Italiano INGV 103942661
Reviewed
Rev100
ML 0.4 2022-04-13
20:35:32
43.1252 13.1758 13 2022-04-13
20:55:00
Sala Sismica INGV-Roma 103176281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-13 20:35:31 ± 0.14
Latitude 43.1222 ± 0.0063
Longitude 13.1897 ± 0.0099
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 103942661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 814
Semi-minor axis of confidence ellipse (meter) 524
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 246
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 173
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29408
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 103942661
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-04-29 14:07:00

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 103176281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-13 20:55:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2022-04-13T20:35:43.27 0.6 undecidable manual S 191 32.6451 98 0.25 46
IV.MF5.EHZ. 2022-04-13T20:35:42.43 0.1 undecidable manual S 100
IV.MMO1.EHZ. 2022-04-13T20:35:41.76 0.6 undecidable manual S 156 27.1506 101 0.17 47
IV.CESI.HHZ. 2022-04-13T20:35:41.70 0.3 undecidable manual S 241 26.5512 102 0.28 68
IV.SNTG.HHE. 2022-04-13T20:35:40.83 0.1 undecidable manual S 306 24.9528 103 -0.2 93
IV.EL6.EHE. 2022-04-13T20:35:40.48 0.1 undecidable manual S 343 24.0537 104 -0.31 91
IV.MML1.EHZ. 2022-04-13T20:35:39.27 0.1 undecidable manual S 267 17.6712 114 0.1 95
IV.NRCA.HHZ. 2022-04-13T20:35:38.06 0.1 undecidable manual P 191 32.6451 98 -0.22 90
IV.MMO1.EHZ. 2022-04-13T20:35:37.24 1.0 positive manual P 156 27.1506 101 -0.21 23
IV.CESI.HHZ. 2022-04-13T20:35:37.37 1.0 undecidable manual P 241 26.5512 102 0 24
IV.FDMO.HHN. 2022-04-13T20:35:37.86 0.6 undecidable manual S 221 12.5763 127 -0.14 48
IV.EL6.EHE. 2022-04-13T20:35:37.77 0.1 undecidable manual P 343 24.0537 104 0.78 78
IV.CSP1.EHZ. 2022-04-13T20:35:36.69 0.1 undecidable manual S 160 3.5964 162 0.1 97
IV.SNTG.HHE. 2022-04-13T20:35:36.98 0.1 undecidable manual P 306 24.9528 103 -0.15 94
IV.MML1.EHZ. 2022-04-13T20:35:35.86 0.1 undecidable manual P 267 17.6712 114 -0.2 94
IV.FDMO.HHN. 2022-04-13T20:35:35.24 0.1 undecidable manual P 221 12.5763 127 -0.14 96
IV.CSP1.EHZ. 2022-04-13T20:35:34.55 0.1 undecidable manual P 160 3.5964 162 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.EHN. ML:0.5 0.00002365 0.16 AML other m 2022-04-13T20:35:39.41
IV.MML1.EHE. ML:0.3 0.0000144 0.42 AML other m 2022-04-13T20:35:39.47
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