Earthquake with magnitude of ML 1.5 on date 15-04-2020 and time 10:33:33 (Italy) in region 3 km W Sarnano (MC)

A magnitude ML 1.5 earthquake occured in region: 3 km W Sarnano (MC), on

  • 15-04-2020 08:33:33 (UTC)
  • 15-04-2020 10:33:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.02, 13.27 at 25 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
Sarnano MC 3 3264 3264
Bolognola MC 5 142 3406
Gualdo MC 7 815 4221
Acquacanina MC 8 121 4342
Amandola FM 9 3629 7971
Fiastra MC 9 559 8530
Cessapalombo MC 10 512 9042
San Ginesio MC 10 3498 12540
Montefortino FM 11 1178 13718
Camporotondo di Fiastrone MC 12 563 14281
Penna San Giovanni MC 13 1108 15389
Caldarola MC 13 1823 17212
Sant'Angelo in Pontano MC 13 1436 18648
Monte San Martino MC 14 765 19413
Comunanza AP 14 3166 22579
Ussita MC 14 444 23023
Smerillo FM 14 365 23388
Montemonaco AP 15 604 23992
Fiordimonte MC 15 202 24194
Ripe San Ginesio MC 15 852 25046
Pievebovigliana MC 16 866 25912
Belforte del Chienti MC 16 1886 27798
Montefalcone Appennino FM 16 424 28222
Colmurano MC 17 1263 29485
Castelsantangelo sul Nera MC 17 281 29766
Pieve Torina MC 18 1458 31224
Visso MC 18 1107 32331
Serrapetrona MC 18 966 33297
Santa Vittoria in Matenano FM 18 1330 34627
Falerone FM 19 3337 37964
Servigliano FM 19 2336 40300
Force AP 19 1354 41654
Muccia MC 20 915 42569
Loro Piceno MC 20 2401 44970

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km E of Foligno (57155 inhabitants)
54 Km NW of Teramo (54892 inhabitants)
69 Km SW of Ancona (100861 inhabitants)
72 Km E of Perugia (166134 inhabitants)
72 Km NE of Terni (111501 inhabitants)
76 Km N of L'Aquila (69753 inhabitants)
91 Km NW of Montesilvano (53738 inhabitants)
93 Km S of Fano (60888 inhabitants)
99 Km NW of Pescara (121014 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 1.5 2020-04-15
08:33:33
43.03 13.27 25 2020-07-18
21:08:33
Bollettino Sismico Italiano INGV 78314621
Reviewed
Rev100
ML 1.6 2020-04-15
08:33:33
43.02 13.26 25 2020-04-15
08:39:08
Sala Sismica INGV-Roma 78232141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-15 08:33:33 ± 0.14
Latitude 43.03 ± 0.00
Longitude 13.27 ± 0.01
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78314621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 599
Semi-minor axis of confidence ellipse (meter) 303
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 58
Circular confidence region, given by single value of horizontal uncertainty (meter) 600
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.47035
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 78314621
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-17 10:08:52

ML:1.6

Field Value
Value 1.6
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 78232141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-15 08:39:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.SEF1.HNZ. 2020-04-15T08:34:53.99 3.0 undecidable manual S 0
IV.SNTG.HHZ. 2020-04-15T08:33:46.94 0.1 undecidable manual S 314 0.3336 117 0.28 92
IV.EL6.EHZ. 2020-04-15T08:33:46.90 0.3 undecidable manual S 338 0.3283 117 0.37 68
IV.MML1.HNE. 2020-04-15T08:33:44.53 0.3 undecidable manual S 292 0.2365 127 0.32 70
IV.NRCA.HHZ. 2020-04-15T08:33:43.92 0.1 undecidable manual S 211 0.223 129 0 99
IV.TERO.HHN. 2020-04-15T08:33:43.22 0.3 undecidable manual P 149 0.4703 109 0 71
IV.MF5.EHZ. 2020-04-15T08:33:42.72 0.3 undecidable manual S 105 0.1421 143 0.47 70
IV.MC2.EHZ. 2020-04-15T08:33:42.29 0.1 undecidable manual S 208 0.1286 146 0.27 96
IV.CSP1.EHZ. 2020-04-15T08:33:41.15 0.1 undecidable manual S 324 0.0827 157 -0.22 98
IV.FDMO.HHZ. 2020-04-15T08:33:41.93 0.1 undecidable manual S 275 0.1349 145 -0.19 98
IV.MMO1.EHZ. 2020-04-15T08:33:41.79 0.1 undecidable manual S 162 0.1322 146 -0.28 96
IV.PF6.EHN. 2020-04-15T08:33:41.57 0.3 undecidable manual S 333 0.1259 147 -0.41 70
IV.EL6.EHZ. 2020-04-15T08:33:41.19 0.1 undecidable manual P 338 0.3283 117 0.2 95
IV.CING.HNZ. 2020-04-15T08:33:41.27 0.3 undecidable manual P 351 0.3543 115 -0.12 71
IV.CESI.HHZ. 2020-04-15T08:33:40.16 0.1 undecidable manual P 266 0.2689 123 0.05 98
IV.SNTG.HHZ. 2020-04-15T08:33:40.99 0.3 undecidable manual P 314 0.3336 117 -0.07 72
IV.MML1.HNE. 2020-04-15T08:33:39.57 0.3 undecidable manual P 292 0.2365 127 -0.08 74
IV.NRCA.HHZ. 2020-04-15T08:33:39.36 0.1 undecidable manual P 211 0.223 129 -0.12 98
IV.MMO1.EHZ. 2020-04-15T08:33:38.32 0.1 undecidable manual P 162 0.1322 146 -0.09 99
IV.PF6.EHN. 2020-04-15T08:33:38.10 0.1 undecidable manual P 333 0.1259 147 -0.26 96
IV.MC2.EHZ. 2020-04-15T08:33:38.51 0.1 undecidable manual P 208 0.1286 146 0.13 99
IV.MF5.EHZ. 2020-04-15T08:33:38.73 0.1 undecidable manual P 105 0.1421 143 0.21 98
IV.FDMO.HHZ. 2020-04-15T08:33:38.29 0.1 undecidable manual P 275 0.1349 145 -0.16 99
IV.CSP1.EHZ. 2020-04-15T08:33:37.89 0.1 undecidable manual P 324 0.0827 157 -0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:1.2 9.556839E-5 2.7392 AML other m 2020-04-15T08:33:40.03
IV.CSP1.EHN. ML:1.1 8.1211447E-5 6.7776 AML other m 2020-04-15T08:33:41.50
IV.FDMO.HHE. ML:1 4.924687E-5 0.1984 AML other m 2020-04-15T08:33:42.04
IV.NRCA.HHN. ML:1.6 0.0001514273 0.2432 AML other m 2020-04-15T08:33:44.09
IV.NRCA.HNE. ML:1.6 0.00018363595 1.4912 AML other m 2020-04-15T08:33:43.42
IV.NRCA.HHE. ML:1.6 0.00017803815 0.16 AML other m 2020-04-15T08:33:44.26
IV.CESI.HHE. ML:1.3 7.3400815E-5 0.2176 AML other m 2020-04-15T08:33:45.54
IV.CESI.HHN. ML:1.5 0.00011156569 0.2944 AML other m 2020-04-15T08:33:45.81
IV.SNTG.HNE. ML:1.7 0.0001475968 1.9904 AML other m 2020-04-15T08:33:48.96
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download