Earthquake with magnitude of ML 1.5 on date 24-08-2021 and time 22:59:16 (UTC) in region 2 km N San Ginesio (MC)

A magnitude ML 1.5 earthquake occured in region: 2 km N San Ginesio (MC), on

  • 24-08-2021 22:59:16 (UTC)
  • 25-08-2021 00:59:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1310, 13.3160 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
San Ginesio MC 3 3498 3498
Camporotondo di Fiastrone MC 4 563 4061
Ripe San Ginesio MC 5 852 4913
Colmurano MC 5 1263 6176
Cessapalombo MC 5 512 6688
Caldarola MC 7 1823 8511
Gualdo MC 7 815 9326
Belforte del Chienti MC 7 1886 11212
Sant'Angelo in Pontano MC 7 1436 12648
Urbisaglia MC 9 2628 15276
Tolentino MC 9 20069 35345
Loro Piceno MC 9 2401 37746
Sarnano MC 11 3264 41010
Serrapetrona MC 11 966 41976
Penna San Giovanni MC 12 1108 43084
Montappone FM 13 1682 44766
Falerone FM 13 3337 48103
Massa Fermana FM 13 963 49066
Monte Vidon Corrado FM 14 731 49797
Mogliano MC 15 4696 54493
Monte San Martino MC 15 765 55258
Servigliano FM 15 2336 57594
Pollenza MC 16 6618 64212
San Severino Marche MC 16 12726 76938
Petriolo MC 16 1998 78936
Acquacanina MC 16 121 79057
Fiastra MC 17 559 79616
Bolognola MC 17 142 79758
Amandola FM 17 3629 83387
Smerillo FM 18 365 83752
Montegiorgio FM 18 6851 90603
Belmonte Piceno FM 19 646 91249
Santa Vittoria in Matenano FM 19 1330 92579
Francavilla d'Ete FM 20 964 93543
Montefalcone Appennino FM 20 424 93967
Monteleone di Fermo FM 20 395 94362

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km E of Foligno (57155 inhabitants)
57 Km SW of Ancona (100861 inhabitants)
61 Km NW of Teramo (54892 inhabitants)
75 Km E of Perugia (166134 inhabitants)
83 Km S of Fano (60888 inhabitants)
84 Km NE of Terni (111501 inhabitants)
87 Km N of L'Aquila (69753 inhabitants)
93 Km SE of Pesaro (94582 inhabitants)
97 Km NW of Montesilvano (53738 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 2021-08-24
22:59:16
43.1312 13.3155 25 2021-12-29
11:12:31
Bollettino Sismico Italiano INGV 95576551
Reviewed
Rev100
ML 1.3 2021-08-24
22:59:16
43.1268 13.3122 26 2021-08-24
23:03:44
Sala Sismica INGV-Roma 94600661
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-24 22:59:16 ± 0.12
Latitude 43.1312 ± 0.0045
Longitude 13.3155 ± 0.0062
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 95576551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 559
Semi-minor axis of confidence ellipse (meter) 141
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 55
Circular confidence region, given by single value of horizontal uncertainty (meter) 560.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 107
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.07015
Epicentral distance of station farthest from the epicenter (degree) 0.50092
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 94600661
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-24 23:03:44

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 95576551
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-12-01 13:29:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2021-08-24T22:59:30.34 0.6 undecidable manual S 206 36.8298 118 0.19 47
IV.CING.HHZ. 2021-08-24T22:59:28.47 0.6 undecidable manual S 340 28.749 125 0.14 48
IV.MNTT.EHZ. 2021-08-24T22:59:28.06 0.6 undecidable manual S 109 23.9538 131 0.75 40
IV.EL6.EHZ. 2021-08-24T22:59:28.47 0.6 undecidable manual S 322 27.9498 126 0.32 46
IV.MC2.EHZ. 2021-08-24T22:59:28.12 0.6 undecidable manual S 203 26.4513 128 0.3 46
IV.MML1.EHZ. 2021-08-24T22:59:28.67 0.6 undecidable manual S 266 27.9498 126 0.54 44
IV.MMO1.EHZ. 2021-08-24T22:59:27.66 0.6 undecidable manual S 178 25.752 129 -0.02 49
IV.SMA1.EHZ. 2021-08-24T22:59:27.08 0.3 undecidable manual P 178 55.5999 108 -0.15 69
IV.ARVD.HHZ. 2021-08-24T22:59:26.70 0.3 undecidable manual P 324 50.7159 110 0.19 68
IV.MF5.EHN. 2021-08-24T22:59:26.71 0.6 undecidable manual S 144 19.7691 137 0.21 48
IV.FDMO.HHZ. 2021-08-24T22:59:26.85 0.3 undecidable manual S 240 21.2676 135 0.07 74
IV.OFFI.HHZ. 2021-08-24T22:59:25.18 0.3 undecidable manual P 126 37.0296 118 0.59 62
IV.MNTP.HNZ. 2021-08-24T22:59:25.33 0.6 undecidable manual S 87 12.4764 150 -0.02 51
IV.NRCA.HHZ. 2021-08-24T22:59:24.43 0.1 undecidable manual P 206 36.8298 118 -0.13 95
IV.GUMA.HHZ. 2021-08-24T22:59:24.77 0.3 undecidable manual S 168 7.7811 161 -0.05 76
IV.SAP2.EHE. 2021-08-24T22:59:24.62 0.6 undecidable manual S 119 7.7811 161 -0.21 49
IV.PF6.EHN. 2021-08-24T22:59:24.70 0.6 undecidable manual S 274 9.879 156 -0.33 47
IV.CSP1.EHE. 2021-08-24T22:59:24.94 0.6 undecidable manual S 244 9.9789 156 -0.11 50
IV.MNTT.EHZ. 2021-08-24T22:59:23.02 0.1 positive manual P 109 23.9538 131 0.11 96
IV.CING.HHZ. 2021-08-24T22:59:23.34 0.1 undecidable manual P 340 28.749 125 -0.16 96
IV.EL6.EHZ. 2021-08-24T22:59:23.32 0.1 undecidable manual P 322 27.9498 126 -0.08 97
IV.MC2.EHZ. 2021-08-24T22:59:23.24 0.1 undecidable manual P 203 26.4513 128 0.03 98
IV.MML1.EHZ. 2021-08-24T22:59:23.49 0.1 undecidable manual P 266 27.9498 126 0.1 96
IV.MMO1.EHZ. 2021-08-24T22:59:22.83 0.1 undecidable manual P 178 25.752 129 -0.29 94
IV.MF5.EHN. 2021-08-24T22:59:22.41 0.1 undecidable manual P 144 19.7691 137 -0.04 100
IV.FDMO.HHZ. 2021-08-24T22:59:22.50 0.1 undecidable manual P 240 21.2676 135 -0.11 98
IV.MNTP.HNZ. 2021-08-24T22:59:21.54 0.3 undecidable manual P 87 12.4764 150 -0.24 73
IV.GUMA.HHZ. 2021-08-24T22:59:21.35 0.1 negative manual P 168 7.7811 161 -0.13 100
IV.PF6.EHN. 2021-08-24T22:59:21.34 0.1 undecidable manual P 274 9.879 156 -0.25 97
IV.CSP1.EHE. 2021-08-24T22:59:21.46 0.1 undecidable manual P 244 9.9789 156 -0.14 99
IV.SAP2.EHE. 2021-08-24T22:59:21.38 0.3 undecidable manual P 119 7.7811 161 -0.1 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GUMA.HNN. ML:1.9 0.000509 0.2 AML other m 2021-08-24T22:59:24.96
IV.GUMA.HHN. ML:1.9 0.00044050000000000003 0.16 AML other m 2021-08-24T22:59:24.97
IV.GUMA.HHE. ML:1.9 0.0004955000000000001 0.18 AML other m 2021-08-24T22:59:24.87
IV.GUMA.HNE. ML:1.8 0.0003375 0.72 AML other m 2021-08-24T22:59:25.38
IV.FDMO.HHE. ML:1.4 0.0001121 1.82 AML other m 2021-08-24T22:59:26.04
IV.FDMO.HHN. ML:1.2 0.0000724 0.18 AML other m 2021-08-24T22:59:27.08
IV.MML1.EHN. ML:1.3 0.00008295 1.46 AML other m 2021-08-24T22:59:28.88
IV.MML1.EHE. ML:1.0 0.000038400000000000005 1.06 AML other m 2021-08-24T22:59:29.88
IV.NRCA.HHE. ML:1.4 0.00007835000000000001 0.14 AML other m 2021-08-24T22:59:30.43
IV.NRCA.HHN. ML:1.5 0.00009325 0.12 AML other m 2021-08-24T22:59:31.22
IV.ARVD.HHE. ML:1.2 0.0000394 0.42 AML other m 2021-08-24T22:59:42.42
IV.ARVD.HHN. ML:1.3 0.0000484 0.42 AML other m 2021-08-24T22:59:44.29
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