Earthquake with magnitude of ML 1.2 on date 05-04-2023 and time 20:48:53 (Italy) in region 2 km W Sant'Angelo in Pontano (MC)

A magnitude ML 1.2 earthquake occured in region: 2 km W Sant'Angelo in Pontano (MC), on

  • 05-04-2023 18:48:53 (UTC)
  • 05-04-2023 20:48:53 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1090, 13.3710 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
Sant'Angelo in Pontano MC 2 1436 1436
Ripe San Ginesio MC 4 852 2288
San Ginesio MC 4 3498 5786
Gualdo MC 5 815 6601
Colmurano MC 6 1263 7864
Penna San Giovanni MC 7 1108 8972
Loro Piceno MC 8 2401 11373
Falerone FM 9 3337 14710
Montappone FM 9 1682 16392
Camporotondo di Fiastrone MC 9 563 16955
Cessapalombo MC 9 512 17467
Monte Vidon Corrado FM 9 731 18198
Sarnano MC 10 3264 21462
Massa Fermana FM 10 963 22425
Urbisaglia MC 10 2628 25053
Monte San Martino MC 10 765 25818
Servigliano FM 10 2336 28154
Caldarola MC 12 1823 29977
Belforte del Chienti MC 12 1886 31863
Mogliano MC 13 4696 36559
Tolentino MC 13 20069 56628
Smerillo FM 13 365 56993
Montegiorgio FM 14 6851 63844
Belmonte Piceno FM 14 646 64490
Santa Vittoria in Matenano FM 14 1330 65820
Amandola FM 14 3629 69449
Monteleone di Fermo FM 15 395 69844
Petriolo MC 15 1998 71842
Montefalcone Appennino FM 15 424 72266
Monsampietro Morico FM 16 659 72925
Serrapetrona MC 17 966 73891
Francavilla d'Ete FM 17 964 74855
Montelparo FM 17 778 75633
Comunanza AP 17 3166 78799
Bolognola MC 17 142 78941
Pollenza MC 18 6618 85559
Magliano di Tenna FM 18 1452 87011
Acquacanina MC 18 121 87132
Montottone FM 18 979 88111
Montefortino FM 19 1178 89289
Grottazzolina FM 19 3398 92687
Force AP 19 1354 94041
Rapagnano FM 19 2145 96186
Fiastra MC 19 559 96745
Corridonia MC 19 15430 112175
Monte Rinaldo FM 19 379 112554
Monte San Pietrangeli FM 19 2458 115012

Municipalities with at least 50000 inhabitants

An earthquake occurred to
57 Km E of Foligno (57155 inhabitants)
57 Km NW of Teramo (54892 inhabitants)
58 Km S of Ancona (100861 inhabitants)
80 Km E of Perugia (166134 inhabitants)
84 Km N of L'Aquila (69753 inhabitants)
85 Km NE of Terni (111501 inhabitants)
87 Km SE of Fano (60888 inhabitants)
92 Km NW of Montesilvano (53738 inhabitants)
97 Km SE of Pesaro (94582 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 1.2 2023-04-05
18:48:53
43.1092 13.3707 25 2024-03-01
17:18:07
Bollettino Sismico Italiano INGV 117182011
Reviewed
Rev100
ML 1.4 2023-04-05
18:48:53
43.1152 13.3772 24 2023-04-05
19:41:42
Sala Sismica INGV-Roma 116096081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-05 18:48:53 ± 0.17
Latitude 43.1092 ± 0.0072
Longitude 13.3707 ± 0.0099
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 117182011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 921
Semi-minor axis of confidence ellipse (meter) 306
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 48
Circular confidence region, given by single value of horizontal uncertainty (meter) 920.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 194
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33365
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 117182011
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-08 17:57:35

ML:1.4

Field Value
Value 1.4
Uncertainty 0.7
Num. used stations 10
Type of magnitude ML
Reference to an origin 116096081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-05 19:41:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.BERNI.HHZ. 2023-04-05T18:50:41.00 3.0 undecidable manual Sg 13.38 0
IV.BULT.EHZ. 2023-04-05T18:50:40.09 3.0 undecidable manual Sn -3.03 0
GU.CANO.HHZ. 2023-04-05T18:50:31.46 3.0 undecidable manual Sn 4.14 0
IV.IVPL.HHZ. 2023-04-05T18:50:14.15 3.0 undecidable manual Pg 7.86 0
IV.PAOL.HHZ. 2023-04-05T18:50:07.12 3.0 undecidable manual Sg 4.55 0
IV.TREG.EHZ. 2023-04-05T18:49:55.78 3.0 undecidable manual Sn -2.75 0
IV.RIBO.EHZ.01 2023-04-05T18:49:46.10 3.0 undecidable manual Sg 7.41 0
IV.BAG8.EHZ. 2023-04-05T18:49:38.88 3.0 undecidable manual Pn 3.52 0
IV.VITU.HHZ. 2023-04-05T18:49:32.84 3.0 undecidable manual Pg 4.3 0
MN.TRI.HHZ. 2023-04-05T18:49:24.60 3.0 positive manual Pg 0.28 0
IV.NRCA.HHZ. 2023-04-05T18:49:07.25 0.3 undecidable manual S 214 37.0296 117 0.33 69
IV.EL6.EHZ. 2023-04-05T18:49:06.06 0.3 undecidable manual S 318 32.745 120 0.15 71
IV.MML1.HNE. 2023-04-05T18:49:06.24 0.3 undecidable manual S 271 32.3454 121 0.42 68
7F.SIB3.EHN. 2023-04-05T18:49:04.68 0.3 undecidable manual S 197 27.2505 126 -0.01 74
7F.SIB2.EHE. 2023-04-05T18:49:04.02 0.3 undecidable manual S 193 24.753 129 -0.15 72
7F.SIB1.EHE. 2023-04-05T18:49:04.58 0.6 undecidable manual S 199 25.1526 129 0.33 47
IV.FDMO.HHZ. 2023-04-05T18:49:04.05 0.3 undecidable manual S 251 24.3534 130 -0.04 74
IV.MMO1.EHN. 2023-04-05T18:49:03.88 0.3 undecidable manual S 189 23.5542 131 -0.04 74
IV.MF5.EHZ. 2023-04-05T18:49:02.64 0.3 undecidable manual S 152 15.2736 144 0.22 72
IV.CSP1.EHZ. 2023-04-05T18:49:01.93 0.3 undecidable manual S 262 13.5753 148 -0.24 72
IV.NRCA.HHZ. 2023-04-05T18:49:01.36 0.1 undecidable manual P 214 37.0296 117 0.03 97
IV.PF6.EHN. 2023-04-05T18:49:01.92 0.6 undecidable manual S 283 14.6742 145 -0.4 47
IV.MML1.HNE. 2023-04-05T18:49:00.80 0.3 undecidable manual P 271 32.3454 121 0.1 72
IV.EL6.EHZ. 2023-04-05T18:49:00.84 0.3 undecidable manual P 318 32.745 120 0.1 72
7F.SIB1.EHE. 2023-04-05T18:48:59.75 0.1 undecidable manual P 199 25.1526 129 -0.04 98
IV.MF5.EHZ. 2023-04-05T18:48:59.07 0.3 undecidable manual P 152 15.2736 144 0.34 70
7F.SIB3.EHN. 2023-04-05T18:48:59.84 0.3 undecidable manual P 197 27.2505 126 -0.2 71
7F.SIB2.EHE. 2023-04-05T18:48:59.57 0.1 undecidable manual P 193 24.753 129 -0.17 96
IV.FDMO.HHZ. 2023-04-05T18:48:59.68 0.3 undecidable manual P 251 24.3534 130 -0.01 74
IV.MMO1.EHN. 2023-04-05T18:48:59.43 0.3 undecidable manual P 189 23.5542 131 -0.17 72
IV.PF6.EHN. 2023-04-05T18:48:58.48 0.3 undecidable manual P 283 14.6742 145 -0.2 73
IV.CSP1.EHZ. 2023-04-05T18:48:58.52 0.1 undecidable manual P 262 13.5753 148 -0.06 100
IV.CRTC.HHZ. 2023-04-05T18:48:57.20 3.0 positive manual P 0.32 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.2 0.000055499999999999994 0.96 AML other m 2023-04-05T18:49:07.35
IV.NRCA.HHN. ML:1.0 0.000033299999999999996 0.52 AML other m 2023-04-05T18:49:08.61
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