Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 01-04-2020 and time 10:32:39 (UTC) in region 2 km E Loro Piceno (MC)

A magnitude ML 1.5 earthquake occured in region: 2 km E Loro Piceno (MC), on

  • 01-04-2020 10:32:39 (UTC)
  • 01-04-2020 12:32:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1600, 13.4370 at 19 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.

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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
Loro Piceno MC 2 2401 2401
Massa Fermana FM 3 963 3364
Montappone FM 4 1682 5046
Mogliano MC 5 4696 9742
Monte Vidon Corrado FM 6 731 10473
Ripe San Ginesio MC 6 852 11325
Urbisaglia MC 6 2628 13953
Colmurano MC 7 1263 15216
Falerone FM 7 3337 18553
Petriolo MC 7 1998 20551
Sant'Angelo in Pontano MC 7 1436 21987
Montegiorgio FM 9 6851 28838
Francavilla d'Ete FM 9 964 29802
Servigliano FM 10 2336 32138
San Ginesio MC 11 3498 35636
Belmonte Piceno FM 11 646 36282
Penna San Giovanni MC 12 1108 37390
Corridonia MC 12 15430 52820
Monte San Pietrangeli FM 12 2458 55278
Magliano di Tenna FM 12 1452 56730
Rapagnano FM 13 2145 58875
Gualdo MC 13 815 59690
Tolentino MC 14 20069 79759
Pollenza MC 14 6618 86377
Monsampietro Morico FM 14 659 87036
Torre San Patrizio FM 14 2048 89084
Camporotondo di Fiastrone MC 14 563 89647
Monte San Martino MC 14 765 90412
Grottazzolina FM 14 3398 93810
Monteleone di Fermo FM 15 395 94205
Monte San Giusto MC 15 8191 102396
Cessapalombo MC 16 512 102908
Macerata MC 16 42473 145381
Belforte del Chienti MC 16 1886 147267
Santa Vittoria in Matenano FM 16 1330 148597
Montottone FM 16 979 149576
Smerillo FM 17 365 149941
Caldarola MC 17 1823 151764
Monte Giberto FM 18 801 152565
Montelparo FM 18 778 153343
Sarnano MC 18 3264 156607
Montegranaro FM 18 12990 169597
Monte Rinaldo FM 19 379 169976
Ponzano di Fermo FM 19 1674 171650
Montefalcone Appennino FM 19 424 172074
Monte Urano FM 20 8353 180427
Treia MC 20 9403 189830
Monte Vidon Combatte FM 20 433 190263
Ortezzano FM 20 774 191037

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km S of Ancona (100861 inhabitants)
60 Km NW of Teramo (54892 inhabitants)
64 Km E of Foligno (57155 inhabitants)
83 Km SE of Fano (60888 inhabitants)
85 Km E of Perugia (166134 inhabitants)
90 Km N of L'Aquila (69753 inhabitants)
92 Km NW of Montesilvano (53738 inhabitants)
93 Km NE of Terni (111501 inhabitants)
94 Km SE of Pesaro (94582 inhabitants)
100 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 2020-04-01
10:32:39		 43.1602 13.4372 19 2020-07-18
21:08:34		 Bollettino Sismico Italiano INGV 78690231
Reviewed
Rev100 		ML 1.6 2020-04-01
10:32:39		 43.176 13.4172 10 2020-04-01
10:50:43		 Sala Sismica INGV-Roma 77755621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-01 10:32:39 ± 0.2
Latitude 43.1602 ± 0.0072
Longitude 13.4372 ± 0.0136
Depth (km) 19 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 78690231

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1170
Semi-minor axis of confidence ellipse (meter) 70
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 60
Circular confidence region, given by single value of horizontal uncertainty (meter) 1170.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 169
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.06925
Epicentral distance of station farthest from the epicenter (degree) 0.62773
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 78690231
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-30 07:43:15

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 77755621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-01 10:50:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHN. 2020-04-01T10:32:58.74 0.6 undecidable manual S 188 59.2962 99 0.49 57
IV.CESI.HHE. 2020-04-01T10:32:55.61 0.6 undecidable manual S 248 46.4202 103 0.74 54
IV.NRCA.HHZ. 2020-04-01T10:32:54.89 0.6 undecidable manual S 216 44.7219 103 0.47 59
IV.MML1.HNE. 2020-04-01T10:32:53.04 0.6 undecidable manual S 262 38.0286 106 0.34 62
IV.EL6.EHZ. 2020-04-01T10:32:51.95 0.6 undecidable manual S 305 32.9448 110 0.54 59
IV.MC2.EHZ. 2020-04-01T10:32:51.77 0.6 undecidable manual S 216 34.1436 109 0.06 66
IV.CING.HNN. 2020-04-01T10:32:51.31 0.6 undecidable manual S 321 30.8469 111 0.42 61
IV.FDMO.HHZ. 2020-04-01T10:32:50.89 0.3 undecidable manual S 244 31.4463 111 -0.15 97
IV.MMO1.EHZ. 2020-04-01T10:32:50.56 0.6 undecidable manual S 197 30.2475 112 -0.18 65
IV.TERO.HHZ. 2020-04-01T10:32:50.94 0.6 undecidable manual P 167 61.0944 99 0.22 60
IV.SMA1.EHN. 2020-04-01T10:32:50.00 0.3 undecidable manual P 188 59.2962 99 -0.44 87
IV.SNTG.HHE. 2020-04-01T10:32:48.07 0.6 undecidable manual P 285 41.5251 105 0.31 62
IV.MF5.EHN. 2020-04-01T10:32:48.48 0.6 undecidable manual S 175 19.1697 126 0.34 63
IV.NRCA.HHZ. 2020-04-01T10:32:48.25 0.6 undecidable manual P 216 44.7219 103 0.02 65
IV.CSP1.EHE. 2020-04-01T10:32:48.03 0.6 undecidable manual S 248 20.2686 124 -0.35 63
IV.CESI.HHE. 2020-04-01T10:32:47.47 0.6 undecidable manual P 248 46.4202 103 -1.03 47
IV.PF6.EHN. 2020-04-01T10:32:47.99 0.6 undecidable manual S 263 19.7691 125 -0.29 64
IV.MML1.HNE. 2020-04-01T10:32:47.43 0.3 undecidable manual P 262 38.0286 106 0.19 96
IV.MC2.EHZ. 2020-04-01T10:32:46.60 0.6 undecidable manual P 216 34.1436 109 -0.07 66
IV.LNSS.HHZ. 2020-04-01T10:32:46.93 3.0 undecidable manual P 69.6747 -5.1 0
IV.SAP2.EHE. 2020-04-01T10:32:46.20 0.6 undecidable manual S 204 7.6812 154 0.06 68
IV.EL6.EHZ. 2020-04-01T10:32:46.97 0.6 undecidable manual P 305 32.9448 110 0.47 60
IV.CING.HNN. 2020-04-01T10:32:45.45 0.6 undecidable manual P 321 30.8469 111 -0.74 55
IV.FDMO.HHZ. 2020-04-01T10:32:45.29 0.3 undecidable manual P 244 31.4463 111 -0.99 73
IV.MMO1.EHZ. 2020-04-01T10:32:45.75 0.6 undecidable manual P 197 30.2475 112 -0.36 62
IV.MNTT.EHE. 2020-04-01T10:32:44.71 0.6 undecidable manual P 130 16.872 131 0.38 63
IV.MF5.EHN. 2020-04-01T10:32:44.78 0.6 undecidable manual P 175 19.1697 126 0.17 66
IV.PF6.EHN. 2020-04-01T10:32:44.53 0.6 undecidable manual P 263 19.7691 125 -0.16 66
IV.CSP1.EHE. 2020-04-01T10:32:44.63 0.3 undecidable manual P 248 20.2686 124 -0.12 100
IV.SAP2.EHE. 2020-04-01T10:32:43.34 0.6 undecidable manual P 204 7.6812 154 -0.12 69
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.9 0.00002807144 0.9216 AML other m 2020-04-01T10:32:47.40
IV.FDMO.HHE. ML:1.0 0.00003956474 1.28 AML other m 2020-04-01T10:33:01.93
IV.LNSS.HNN. ML:1.9 0.00013355630000000003 0.4992 AML other m 2020-04-01T10:33:02.06
IV.LNSS.HHE. ML:1.3 0.000032128935 0.2176 AML other m 2020-04-01T10:33:02.70
IV.LNSS.HHN. ML:1.2 0.000026373426999999998 0.0576 AML other m 2020-04-01T10:32:51.89
IV.EL6.EHE. ML:1.6 0.00013984351 2.1632 AML other m 2020-04-01T10:33:04.73
IV.EL6.EHN. ML:1.4 0.000092946525 1.5424 AML other m 2020-04-01T10:32:58.29
IV.NRCA.HNE. ML:1.8 0.00015702325 0.1472 AML other m 2020-04-01T10:32:55.26
IV.NRCA.HNN. ML:1.9 0.000212957575 0.7296 AML other m 2020-04-01T10:32:52.54
IV.NRCA.HHE. ML:1.7 0.00014506805 0.1216 AML other m 2020-04-01T10:32:55.33
IV.NRCA.HHN. ML:1.4 0.00007212712 0.0832 AML other m 2020-04-01T10:32:55.53
IV.TERO.HNE. ML:1.8 0.000129629615 0.8576 AML other m 2020-04-01T10:32:51.52
IV.TERO.HHN. ML:1.2 0.000029033400000000002 0.7808 AML other m 2020-04-01T10:32:58.74
IV.TERO.HHE. ML:1.3 0.00003410568 0.2368 AML other m 2020-04-01T10:33:00.60
IV.TERO.HNN. ML:2.0 0.00019028475 0.9984 AML other m 2020-04-01T10:33:08.04
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