Earthquake with magnitude of ML 1.9 on date 01-04-2015 and time 12:12:02 (Italy) in region 2 km NW Bolognola (MC)

A magnitude ML 1.9 earthquake occured in region: 2 km NW Bolognola (MC), on

  • 01-04-2015 10:12:02 (UTC)
  • 01-04-2015 12:12:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0070, 13.2170 at 52 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
Bolognola MC 2 142 142
Acquacanina MC 4 121 263
Fiastra MC 6 559 822
Sarnano MC 8 3264 4086
Ussita MC 9 444 4530
Fiordimonte MC 11 202 4732
Amandola FM 12 3629 8361
Cessapalombo MC 12 512 8873
Gualdo MC 12 815 9688
Montefortino FM 12 1178 10866
Pievebovigliana MC 12 866 11732
Visso MC 13 1107 12839
Castelsantangelo sul Nera MC 13 281 13120
San Ginesio MC 14 3498 16618
Pieve Torina MC 14 1458 18076
Camporotondo di Fiastrone MC 15 563 18639
Caldarola MC 15 1823 20462
Montemonaco AP 15 604 21066
Muccia MC 16 915 21981
Comunanza AP 17 3166 25147
Monte Cavallo MC 18 145 25292
Belforte del Chienti MC 18 1886 27178
Penna San Giovanni MC 18 1108 28286
Sant'Angelo in Pontano MC 18 1436 29722
Monte San Martino MC 18 765 30487
Smerillo FM 19 365 30852
Camerino MC 19 6974 37826
Serrapetrona MC 19 966 38792
Ripe San Ginesio MC 20 852 39644
Montefalcone Appennino FM 20 424 40068

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
56 Km NW of Teramo (54892 inhabitants)
68 Km NE of Terni (111501 inhabitants)
68 Km E of Perugia (166134 inhabitants)
72 Km SW of Ancona (100861 inhabitants)
74 Km N of L'Aquila (69753 inhabitants)
94 Km NW of Montesilvano (53738 inhabitants)
95 Km S of Fano (60888 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 1.9 2015-04-01
10:12:02
43.0068 13.2167 52 2015-10-19
09:28:02
Bollettino Sismico Italiano INGV 20345081
Reviewed
Rev100
ML 1.9 2015-04-01
10:12:02
43.0123 13.2105 55 2015-04-01
10:26:32
Sala Sismica INGV-Roma 18136531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-04-01 10:12:02 ± 0.13
Latitude 43.0068 ± 0.0045
Longitude 13.2167 ± 0.0086
Depth (km) 52 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 20345081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 703
Semi-minor axis of confidence ellipse (meter) 153
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 254
Circular confidence region, given by single value of horizontal uncertainty (meter) 700.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 86
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.08544
Epicentral distance of station farthest from the epicenter (degree) 0.56567
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations 7
Type of magnitude ML
Reference to an origin 18136531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-04-01 10:26:32

ML:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations 5
Type of magnitude ML
Reference to an origin 20345081
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-07-17 10:38:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HHZ. 2015-04-01T10:12:24.72 0.3 undecidable manual S 297 62.7927 117 0.44 64
IV.RM33.EHZ. 2015-04-01T10:12:23.22 0.3 undecidable manual S 180 55.2003 122 0.37 65
IV.MOMA.HHZ. 2015-04-01T10:12:23.09 0.3 undecidable manual S 247 57.3981 120 -0.17 66
IV.SSFR.HHZ. 2015-04-01T10:12:23.53 0.3 undecidable manual S 324 59.1963 119 -0.06 69
IV.TERO.HHZ. 2015-04-01T10:12:22.81 0.3 undecidable manual S 143 53.0025 123 0.36 65
IV.ASSB.HHZ. 2015-04-01T10:12:21.36 0.3 undecidable manual S 275 45.4212 129 0.23 69
IV.LNSS.HHZ. 2015-04-01T10:12:21.28 0.3 undecidable manual S 198 47.0196 128 -0.12 68
IV.SMA1.EHZ. 2015-04-01T10:12:20.74 0.6 undecidable manual S 167 42.8238 131 0.04 47
IV.EL6.EHZ. 2015-04-01T10:12:20.08 0.3 undecidable manual S 345 36.9297 136 0.29 67
IV.CING.HHZ. 2015-04-01T10:12:20.44 0.3 undecidable manual S 358 40.9257 133 0.05 70
IV.SNTG.HHZ. 2015-04-01T10:12:19.62 0.3 undecidable manual S 321 35.4423 138 0.06 71
IV.CESI.HHZ. 2015-04-01T10:12:18.53 0.3 undecidable manual S 270 25.3524 148 0.29 70
IV.GUMA.HHE. 2015-04-01T10:12:17.24 0.6 undecidable manual S 57 11.4774 165 0.19 47
IV.NRCA.HHZ. 2015-04-01T10:12:17.56 0.6 undecidable manual S 203 20.9679 153 -0.22 47
IV.CSP1.EHZ. 2015-04-01T10:12:16.90 0.3 undecidable manual S 354 9.4794 167 -0.05 75
IV.FDMO.HHZ. 2015-04-01T10:12:16.56 0.6 undecidable manual S 287 10.9779 165 -0.46 46
IV.MURB.HHZ. 2015-04-01T10:12:15.63 0.3 undecidable manual P 297 62.7927 117 0.49 63
IV.SSFR.HHZ. 2015-04-01T10:12:14.64 0.3 undecidable manual P 324 59.1963 119 -0.1 68
IV.RM33.EHZ. 2015-04-01T10:12:14.50 0.3 undecidable manual P 180 55.2003 122 0.19 68
IV.MOMA.HHZ. 2015-04-01T10:12:14.35 0.3 undecidable manual P 247 57.3981 120 -0.19 66
IV.LNSS.HHZ. 2015-04-01T10:12:13.58 0.3 undecidable manual P 198 47.0196 128 0.1 70
IV.TERO.HHZ. 2015-04-01T10:12:13.95 0.3 undecidable manual P 143 53.0025 123 -0.13 69
IV.SMA1.EHZ. 2015-04-01T10:12:13.06 0.1 undecidable manual P 167 42.8238 131 -0.01 95
IV.ASSB.HHZ. 2015-04-01T10:12:13.33 0.1 undecidable manual P 275 45.4212 129 0.01 94
IV.EL6.EHZ. 2015-04-01T10:12:12.47 0.1 undecidable manual P 345 36.9297 136 -0.07 96
IV.CING.HHZ. 2015-04-01T10:12:12.81 0.1 undecidable manual P 358 40.9257 133 -0.09 95
IV.SNTG.HHZ. 2015-04-01T10:12:12.08 0.1 undecidable manual P 321 35.4423 138 -0.34 90
IV.NRCA.HHZ. 2015-04-01T10:12:11.19 0.1 undecidable manual P 203 20.9679 153 -0.19 95
IV.CESI.HHZ. 2015-04-01T10:12:11.50 0.1 undecidable manual P 270 25.3524 148 -0.15 95
IV.GUMA.HHE. 2015-04-01T10:12:10.97 0.1 undecidable manual P 57 11.4774 165 0.01 99
IV.CSP1.EHZ. 2015-04-01T10:12:10.80 0.1 undecidable manual P 354 9.4794 167 -0.1 100
IV.FDMO.HHZ. 2015-04-01T10:12:10.73 0.3 undecidable manual P 287 10.9779 165 -0.21 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.8 0.00011280000000000002 0.24 AML other m 2015-04-01T10:12:21.90
IV.LNSS.HHN. ML:1.9 0.000128 1.3 AML other m 2015-04-01T10:12:23.04
IV.MOMA.HHN. ML:1.8 0.00009465 0.34 AML other m 2015-04-01T10:12:23.97
IV.MOMA.HHE. ML:1.9 0.00011805 0.26 AML other m 2015-04-01T10:12:24.59
IV.NRCA.HHE. ML:1.9 0.00018449999999999999 0.32 AML other m 2015-04-01T10:12:19.00
IV.NRCA.HHN. ML:2.0 0.00023099999999999998 0.82 AML other m 2015-04-01T10:12:20.12
IV.SMA1.EHE. ML:1.9 0.00013795000000000002 0.78 AML other m 2015-04-01T10:12:22.68
IV.SMA1.EHN. ML:1.8 0.0001134 1.4 AML other m 2015-04-01T10:12:22.21
IV.SNTG.HHN. ML:1.8 0.00011724999999999999 0.12 AML other m 2015-04-01T10:12:19.87
IV.SNTG.HHE. ML:1.8 0.0001177 0.32 AML other m 2015-04-01T10:12:20.01
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