Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 28-02-2019 and time 04:03:44 (Italy) in region 4 km SW Caldarola (MC)

A magnitude ML 1.2 earthquake occured in region: 4 km SW Caldarola (MC), on

  • 28-02-2019 03:03:44 (UTC)
  • 28-02-2019 04:03:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1080, 13.2000 at 9 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.

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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
Caldarola MC 4 1823 1823
Cessapalombo MC 5 512 2335
Camporotondo di Fiastrone MC 6 563 2898
Belforte del Chienti MC 7 1886 4784
Serrapetrona MC 8 966 5750
Fiastra MC 9 559 6309
Acquacanina MC 9 121 6430
San Ginesio MC 10 3498 9928
Pievebovigliana MC 11 866 10794
Camerino MC 11 6974 17768
Sarnano MC 11 3264 21032
Fiordimonte MC 12 202 21234
Gualdo MC 12 815 22049
Bolognola MC 13 142 22191
Muccia MC 13 915 23106
Tolentino MC 13 20069 43175
San Severino Marche MC 14 12726 55901
Pieve Torina MC 14 1458 57359
Ripe San Ginesio MC 14 852 58211
Colmurano MC 14 1263 59474
Sant'Angelo in Pontano MC 16 1436 60910
Castelraimondo MC 16 4587 65497
Urbisaglia MC 18 2628 68125
Gagliole MC 18 620 68745
Ussita MC 19 444 69189
Loro Piceno MC 19 2401 71590
Amandola FM 19 3629 75219
Penna San Giovanni MC 19 1108 76327
Pioraco MC 19 1134 77461

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km E of Foligno (57155 inhabitants)
62 Km SW of Ancona (100861 inhabitants)
65 Km NW of Teramo (54892 inhabitants)
66 Km E of Perugia (166134 inhabitants)
76 Km NE of Terni (111501 inhabitants)
83 Km S of Fano (60888 inhabitants)
86 Km N of L'Aquila (69753 inhabitants)
92 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 1.2 2019-02-28
03:03:44		 43.1075 13.2 9 2019-02-28
03:11:01		 Sala Sismica INGV-Roma 66039021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-02-28 03:03:44 ± 0.07
Latitude 43.1075 ± 0.0036
Longitude 13.2000 ± 0.0049
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 66039021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 439
Semi-minor axis of confidence ellipse (meter) 280
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41549
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 66039021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-02-28 03:11:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2019-02-28T03:04:08.38 3.0 undecidable manual S 0.08 0
IV.ARVD.HHZ. 2019-02-28T03:04:01.40 3.0 undecidable manual S 0.01 0
IV.ATCC.EHZ. 2019-02-28T03:04:00.73 0.1 undecidable manual S 281 46.1205 50 0.63 81
IV.ASSB.HHZ. 2019-02-28T03:03:59.99 0.3 undecidable manual S 261 44.4222 50 0.34 67
IV.MTRA.EHZ. 2019-02-28T03:03:58.86 0.6 undecidable manual S 158 42.0246 50 -0.15 46
IV.FOSV.EHZ. 2019-02-28T03:03:58.89 0.3 undecidable manual S 301 41.1255 50 0.13 70
IV.MURB.HHZ. 2019-02-28T03:03:55.60 3.0 undecidable manual P 0.02 0
IV.NRCA.HHZ. 2019-02-28T03:03:55.82 0.3 undecidable manual S 193 31.1466 50 -0.28 69
IV.SNTG.HHZ. 2019-02-28T03:03:54.46 0.3 undecidable manual S 308 26.6511 109 -0.13 72
IV.CESI.HHZ. 2019-02-28T03:03:54.88 0.3 undecidable manual S 245 26.5512 109 0.32 69
IV.EL6.EHZ. 2019-02-28T03:03:54.30 0.3 undecidable manual S 342 25.8519 109 -0.05 73
IV.MF5.EHZ. 2019-02-28T03:03:54.55 0.3 undecidable manual S 122 24.8529 110 0.52 66
IV.ATCC.EHZ. 2019-02-28T03:03:53.60 0.1 undecidable manual P 281 46.1205 50 -0.06 94
IV.MC2.EHZ. 2019-02-28T03:03:53.12 0.3 undecidable manual S 182 21.7671 112 0.1 73
IV.MMO1.EHZ. 2019-02-28T03:03:53.70 0.3 undecidable manual S 156 25.2525 109 -0.46 67
IV.ASSB.HHZ. 2019-02-28T03:03:53.20 0.3 undecidable manual P 261 44.4222 50 -0.19 69
IV.FOSV.EHZ. 2019-02-28T03:03:52.63 0.3 undecidable manual P 301 41.1255 50 -0.25 68
IV.MTRA.EHZ. 2019-02-28T03:03:52.70 0.6 undecidable manual P 158 42.0246 50 -0.33 45
IV.EL6.EHZ. 2019-02-28T03:03:50.12 0.3 undecidable manual P 342 25.8519 109 -0.21 71
IV.NRCA.HHZ. 2019-02-28T03:03:50.94 0.3 undecidable manual P 193 31.1466 50 -0.41 67
IV.MF5.EHZ. 2019-02-28T03:03:50.40 0.3 undecidable manual P 122 24.8529 110 0.25 70
IV.SNTG.HHZ. 2019-02-28T03:03:50.19 0.6 undecidable manual P 308 26.6511 109 -0.28 46
IV.FDMO.HHZ. 2019-02-28T03:03:50.16 0.3 undecidable manual S 229 12.0768 127 0.1 74
IV.CESI.HHZ. 2019-02-28T03:03:50.43 0.3 undecidable manual P 245 26.5512 109 -0.03 74
IV.MNTP.HNE. 2019-02-28T03:03:50.03 0.3 undecidable manual P 81 22.0668 112 0.41 68
IV.GUMA.HHZ. 2019-02-28T03:03:50.32 0.3 undecidable manual S 114 11.9769 127 0.27 72
IV.MML1.EHE. 2019-02-28T03:03:49.01 0.1 undecidable manual P 272 18.4704 116 0.04 99
IV.MC2.EHZ. 2019-02-28T03:03:49.58 0.3 undecidable manual P 182 21.7671 112 0.01 74
IV.MMO1.EHZ. 2019-02-28T03:03:49.86 0.3 undecidable manual P 156 25.2525 109 -0.36 69
IV.GUMA.HHZ. 2019-02-28T03:03:48.04 0.1 undecidable manual P 114 11.9769 127 0.19 97
IV.FDMO.HHZ. 2019-02-28T03:03:47.91 0.1 undecidable manual P 229 12.0768 127 0.05 100
IV.PF6.EHE. 2019-02-28T03:03:46.29 0.1 undecidable manual P 352 3.3966 159 -0.48 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GUMA.HHE. ML:1.7 0.0006705 0.24 AML other m 2019-02-28T03:03:50.56
IV.FDMO.HHE. ML:0.9 0.00008785000000000001 0.16 AML other m 2019-02-28T03:03:50.47
IV.GUMA.HHN. ML:1.4 0.00032499999999999993 0.46 AML other m 2019-02-28T03:03:51.41
IV.FDMO.HHN. ML:0.9 0.0000843 0.66 AML other m 2019-02-28T03:03:51.83
IV.EL6.EHE. ML:1.3 0.00010550000000000002 0.54 AML other m 2019-02-28T03:03:54.54
IV.SNTG.HHN. ML:1.0 0.00005425 0.18 AML other m 2019-02-28T03:03:54.58
IV.SNTG.HHE. ML:0.8 0.00003325 1.18 AML other m 2019-02-28T03:03:55.83
IV.EL6.EHN. ML:1.1 0.00007755 0.14 AML other m 2019-02-28T03:03:55.64
IV.GUMA.HNN. ML:2.2 0.001715 0.42 AML other m 2019-02-28T03:03:55.74
IV.GUMA.HNE. ML:2.1 0.001545 0.4 AML other m 2019-02-28T03:03:55.75
IV.CESI.HHE. ML:1.0 0.000057 0.82 AML other m 2019-02-28T03:03:55.87
IV.CESI.HHN. ML:1.2 0.00007955 0.56 AML other m 2019-02-28T03:03:56.43
IV.NRCA.HHE. ML:1.4 0.000122 0.58 AML other m 2019-02-28T03:03:56.53
IV.NRCA.HHN. ML:1.4 0.00011350000000000001 0.86 AML other m 2019-02-28T03:03:59.34
IV.FOSV.EHE. ML:1.0 0.0000344 0.48 AML other m 2019-02-28T03:03:59.52
IV.FOSV.EHN. ML:1.2 0.00006185 0.52 AML other m 2019-02-28T03:03:59.59
IV.ASSB.HHN. ML:1.3 0.00006475 0.16 AML other m 2019-02-28T03:04:00.57
IV.ASSB.HHE. ML:1.1 0.000034750000000000004 1.14 AML other m 2019-02-28T03:04:01.76
IV.ATCC.EHN. ML:1.3 0.00006110000000000001 1.28 AML other m 2019-02-28T03:04:01.06
IV.ATCC.EHE. ML:1.2 0.000042999999999999995 1.14 AML other m 2019-02-28T03:04:01.24
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