Earthquake with magnitude of ML 0.8 on date 26-05-2023 and time 23:10:02 (Italy) in region 1 km NW Sarnano (MC)

A magnitude ML 0.8 earthquake occured in region: 1 km NW Sarnano (MC), on

  • 26-05-2023 21:10:02 (UTC)
  • 26-05-2023 23:10:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0460, 13.2980 at 23 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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 1 3264 3264
Gualdo MC 4 815 4079
San Ginesio MC 7 3498 7577
Cessapalombo MC 8 512 8089
Bolognola MC 8 142 8231
Amandola FM 9 3629 11860
Camporotondo di Fiastrone MC 10 563 12423
Sant'Angelo in Pontano MC 10 1436 13859
Acquacanina MC 10 121 13980
Penna San Giovanni MC 10 1108 15088
Fiastra MC 12 559 15647
Monte San Martino MC 12 765 16412
Caldarola MC 12 1823 18235
Montefortino FM 12 1178 19413
Ripe San Ginesio MC 12 852 20265
Smerillo FM 13 365 20630
Comunanza AP 14 3166 23796
Colmurano MC 14 1263 25059
Belforte del Chienti MC 14 1886 26945
Montefalcone Appennino FM 15 424 27369
Falerone FM 16 3337 30706
Servigliano FM 16 2336 33042
Montemonaco AP 16 604 33646
Santa Vittoria in Matenano FM 17 1330 34976
Loro Piceno MC 17 2401 37377
Fiordimonte MC 17 202 37579
Serrapetrona MC 17 966 38545
Ussita MC 17 444 38989
Montappone FM 17 1682 40671
Monte Vidon Corrado FM 17 731 41402
Pievebovigliana MC 17 866 42268
Urbisaglia MC 18 2628 44896
Tolentino MC 18 20069 64965
Force AP 18 1354 66319
Massa Fermana FM 19 963 67282
Monteleone di Fermo FM 19 395 67677
Montelparo FM 20 778 68455

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km E of Foligno (57155 inhabitants)
54 Km NW of Teramo (54892 inhabitants)
66 Km S of Ancona (100861 inhabitants)
74 Km E of Perugia (166134 inhabitants)
76 Km NE of Terni (111501 inhabitants)
78 Km N of L'Aquila (69753 inhabitants)
91 Km NW of Montesilvano (53738 inhabitants)
92 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
Reviewed
Rev100
ML 0.8 2023-05-26
21:10:02
43.0463 13.2978 23 2023-05-26
21:20:13
Sala Sismica INGV-Roma 117757101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-26 21:10:02 ± 0.17
Latitude 43.0463 ± 0.0045
Longitude 13.2978 ± 0.0074
Depth (km) 23 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117757101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 529
Semi-minor axis of confidence ellipse (meter) 461
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 201
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 115
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29048
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 117757101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-26 21:20:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SALB.HHZ. 2023-05-26T21:11:38.81 3.0 undecidable manual Sn 1.16 0
7C.SPAOL.HNZ. 2023-05-26T21:11:22.85 3.0 undecidable manual Pn 3.62 0
IV.SPS2.HHZ. 2023-05-26T21:11:04.53 3.0 negative manual Pn 4.38 0
OX.MARN.HHZ. 2023-05-26T21:10:58.31 3.0 positive manual Pg 11.61 0
IV.CSNT.HHZ. 2023-05-26T21:10:56.36 3.0 undecidable manual Sg 0.65 0
IV.ZEN8.EHZ. 2023-05-26T21:10:56.31 3.0 undecidable manual Pg 6.61 0
IV.SALB.HHZ. 2023-05-26T21:10:52.60 3.0 undecidable manual Pn -0.42 0
NI.POLC.HHZ. 2023-05-26T21:10:48.07 3.0 undecidable manual Pn 2.67 0
OX.PLRO.HHZ. 2023-05-26T21:10:47.28 3.0 negative manual Pn -3.56 0
IV.LRP.EHZ. 2023-05-26T21:10:44.41 3.0 undecidable manual Sg 1.28 0
OT.OT05.EHZ. 2023-05-26T21:10:28.59 3.0 positive manual Pn 0.17 0
IV.CESI.HHZ. 2023-05-26T21:10:13.84 0.1 undecidable manual S 262 32.2455 119 -0.11 96
IV.NRCA.HHZ. 2023-05-26T21:10:13.09 0.1 undecidable manual S 212 27.9498 123 0.12 97
IV.MML1.EHZ. 2023-05-26T21:10:12.98 0.1 undecidable manual S 286 27.4503 124 0.11 97
IV.ARVD.HHZ. 2023-05-26T21:10:11.51 3.0 positive manual P -1.27 0
IV.MMO1.EHZ. 2023-05-26T21:10:10.78 0.1 undecidable manual S 172 16.4724 140 0.1 99
7F.SIB2.EHN. 2023-05-26T21:10:10.65 0.1 undecidable manual S 178 17.2716 139 -0.16 97
IV.CING.HHZ. 2023-05-26T21:10:10.74 3.0 undecidable manual Pg 2.06 0
IV.GUMA.HHZ. 2023-05-26T21:10:09.43 0.1 undecidable manual S 59 3.4965 170 0.23 98
IV.CSP1.EHZ. 2023-05-26T21:10:09.42 0.1 undecidable manual S 304 9.0798 156 -0.2 98
IV.CESI.HHZ. 2023-05-26T21:10:09.33 0.6 positive manual P 262 32.2455 119 0.42 45
IV.NRCA.HHZ. 2023-05-26T21:10:08.37 0.3 undecidable manual P 212 27.9498 123 0.03 74
IV.MML1.EHZ. 2023-05-26T21:10:08.29 1.0 negative manual P 286 27.4503 124 0.01 25
7F.SIB3.EHN. 2023-05-26T21:10:07.13 0.1 undecidable manual P 187 19.1697 135 -0.16 98
IV.MMO1.EHZ. 2023-05-26T21:10:07.04 0.6 undecidable manual P 172 16.4724 140 0.03 50
7F.SIB2.EHN. 2023-05-26T21:10:07.04 0.1 undecidable manual P 178 17.2716 139 -0.05 100
IV.GUMA.HHZ. 2023-05-26T21:10:06.23 0.3 negative manual P 59 3.4965 170 0.07 76
IV.CSP1.EHZ. 2023-05-26T21:10:06.27 0.1 undecidable manual P 304 9.0798 156 -0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARVD.HHE. ML:1.2 0.0000288 0.82 AML other m 2023-05-26T21:10:13.45
IV.NRCA.HHE. ML:0.6 0.000013899999999999999 0.98 AML other m 2023-05-26T21:10:13.96
IV.ARVD.HHN. ML:0.9 0.0000152 0.24 AML other m 2023-05-26T21:10:15.55
IV.NRCA.HHN. ML:0.6 0.0000143 1.58 AML other m 2023-05-26T21:10:38.10
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