Earthquake with magnitude of ML 0.7 on date 26-05-2023 and time 16:00:30 (UTC) in region 7 km W Pietralunga (PG)

A magnitude ML 0.7 earthquake occured in region: 7 km W Pietralunga (PG), on

  • 26-05-2023 16:00:30 (UTC)
  • 26-05-2023 18:00:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4420, 12.3540 at 5 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
Pietralunga PG 7 2111 2111
Montone PG 9 1680 3791
CittĂ  di Castello PG 9 39913 43704
Apecchio PU 14 1882 45586
Umbertide PG 15 16681 62267
Monte Santa Maria Tiberina PG 15 1183 63450
San Giustino PG 19 11297 74747

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km N of Perugia (166134 inhabitants)
38 Km E of Arezzo (99543 inhabitants)
61 Km NW of Foligno (57155 inhabitants)
69 Km SW of Pesaro (94582 inhabitants)
70 Km SW of Fano (60888 inhabitants)
71 Km S of Rimini (147750 inhabitants)
78 Km S of Cesena (96758 inhabitants)
84 Km E of Siena (53903 inhabitants)
90 Km S of Forlì (117913 inhabitants)
96 Km E of Firenze (382808 inhabitants)
96 Km W of Ancona (100861 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 0.7 2023-05-26
16:00:30
43.4423 12.3538 5 2023-05-26
16:12:31
Sala Sismica INGV-Roma 117752461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-26 16:00:30 ± 0.16
Latitude 43.4423 ± 0.0054
Longitude 12.3538 ± 0.0062
Depth (km) 5 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117752461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 582
Semi-minor axis of confidence ellipse (meter) 382
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 328
Circular confidence region, given by single value of horizontal uncertainty (meter) 580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30307
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 11
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 117752461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-26 16:12:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PANTE.HHZ. 2023-05-26T16:02:16.48 3.0 positive manual Pg 20.219999 0
IV.SCHR.EHZ. 2023-05-26T16:02:16.05 3.0 undecidable manual Sg 11.48 0
IV.ACATE.EHZ. 2023-05-26T16:02:13.24 3.0 negative manual Pg 19.040001 0
AC.VLO.HHZ. 2023-05-26T16:02:07.81 3.0 negative manual Pg 23.09 0
AC.KBN.HHZ. 2023-05-26T16:01:58.50 3.0 undecidable manual Pn 2.9 0
IV.STAL.HHZ. 2023-05-26T16:01:41.24 3.0 undecidable manual Sn -6.06 0
MN.TRI.HHZ. 2023-05-26T16:01:33.20 3.0 undecidable manual Sn -1.96 0
IV.CMPR.HHZ. 2023-05-26T16:01:22.35 3.0 undecidable manual Pg 8.16 0
IV.CTI.HHZ. 2023-05-26T16:01:17.09 3.0 undecidable manual Pg 7.6 0
IV.RIBO.EHZ.01 2023-05-26T16:01:07.25 3.0 undecidable manual S -0.16 0
MN.TRI.HHZ. 2023-05-26T16:01:02.03 3.0 negative manual Pn -1.51 0
IV.IMOL.HNZ. 2023-05-26T16:00:49.35 3.0 negative manual P 0.95 0
IV.CAFI.HHZ. 2023-05-26T16:00:42.62 0.3 undecidable manual S 248 33.6441 98 0.05 72
IV.NARO.HHZ. 2023-05-26T16:00:39.58 0.3 undecidable manual S 44 26.1516 101 -0.41 67
IV.PARC.HHZ. 2023-05-26T16:00:39.92 0.3 undecidable manual S 338 24.6531 101 0.42 67
IV.PIEI.HHZ. 2023-05-26T16:00:37.84 0.1 undecidable manual S 55 17.871 106 0.63 85
IV.CAFI.HHZ. 2023-05-26T16:00:37.33 0.3 undecidable manual P 248 33.6441 98 -0.25 69
IV.ATMI.HHZ. 2023-05-26T16:00:36.58 0.3 undecidable manual S 210 13.875 110 0.7 62
IV.ATBU.HNE. 2023-05-26T16:00:36.76 0.3 undecidable manual S 77 16.0728 107 0.15 72
IV.PARC.HHZ. 2023-05-26T16:00:35.76 0.3 undecidable manual P 338 24.6531 101 -0.05 73
IV.ATPC.HHE. 2023-05-26T16:00:35.03 0.3 undecidable manual S 63 9.2796 118 0.59 65
IV.NARO.HHZ. 2023-05-26T16:00:35.62 0.1 undecidable manual P 44 26.1516 101 -0.47 88
IV.ATMC.EHE. 2023-05-26T16:00:35.45 1.0 undecidable manual S 272 12.9759 111 -0.14 24
IV.ATBU.HNE. 2023-05-26T16:00:34.15 0.1 undecidable manual P 77 16.0728 107 0.01 99
IV.PIEI.HHZ. 2023-05-26T16:00:34.45 0.1 positive manual P 55 17.871 106 -0.03 98
IV.ATVA.EHZ. 2023-05-26T16:00:34.25 0.6 undecidable manual P 197 18.9699 105 -0.45 45
IV.ATVO.HHZ. 2023-05-26T16:00:34.07 0.3 undecidable manual S 148 7.881 122 0.06 75
IV.ATMC.EHE. 2023-05-26T16:00:33.52 0.3 undecidable manual P 272 12.9759 111 -0.03 74
IV.ATMI.HHZ. 2023-05-26T16:00:33.70 0.3 undecidable manual P 210 13.875 110 -0.01 75
IV.ATVO.HHZ. 2023-05-26T16:00:32.67 0.1 undecidable manual P 148 7.881 122 0.03 100
IV.ATPC.HHE. 2023-05-26T16:00:32.89 0.3 undecidable manual P 63 9.2796 118 0.01 75
IV.PP3.EHZ. 2023-05-26T16:00:32.65 3.0 positive manual P -0.7 0
IV.ATPI.EHZ. 2023-05-26T16:00:32.56 0.1 undecidable manual S 77 3.996 141 -0.43 93
IV.ATPI.EHZ. 2023-05-26T16:00:31.75 0.1 undecidable manual P 77 3.996 141 -0.3 95
IV.MMO1.EHZ. 2023-05-26T16:00:31.72 3.0 undecidable manual P 0.32 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHE. ML:0.8 0.0000656 0.16 AML other m 2023-05-26T16:00:38.24
IV.PIEI.HHN. ML:0.5 0.00003165 1.06 AML other m 2023-05-26T16:00:38.89
IV.ATFO.HHN. ML:0.7 0.000040400000000000006 1.16 AML other m 2023-05-26T16:00:39.18
IV.NARO.HHE. ML:0.4 0.000016300000000000003 1.04 AML other m 2023-05-26T16:00:39.97
IV.ATFO.HHE. ML:0.8 0.00005110000000000001 0.46 AML other m 2023-05-26T16:00:41.38
IV.PARC.HHN. ML:0.5 0.0000191 0.42 AML other m 2023-05-26T16:00:41.46
IV.NARO.HHN. ML:0.5 0.0000181 0.5 AML other m 2023-05-26T16:00:41.28
IV.PARC.HHE. ML:0.7 0.00002795 0.92 AML other m 2023-05-26T16:00:41.75
IV.MURB.HHE. ML:1.2 0.00009850000000000001 0.2 AML other m 2023-05-26T16:00:41.37
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