Earthquake with magnitude of ML 1.3 on date 25-02-2021 and time 02:21:18 (Italy) in region 7 km SE Pietralunga (PG)

A magnitude ML 1.3 earthquake occured in region: 7 km SE Pietralunga (PG), on

  • 25-02-2021 01:21:18 (UTC)
  • 25-02-2021 02:21:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3970, 12.4950 at 8 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
Gubbio PG 8 32216 34327
Cantiano PU 14 2245 36572
Montone PG 14 1680 38252
Scheggia e Pascelupo PG 14 1393 39645
Umbertide PG 17 16681 56326
Costacciaro PG 18 1216 57542
Apecchio PU 19 1882 59424

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km N of Perugia (166134 inhabitants)
50 Km E of Arezzo (99543 inhabitants)
52 Km NW of Foligno (57155 inhabitants)
65 Km SW of Fano (60888 inhabitants)
66 Km SW of Pesaro (94582 inhabitants)
74 Km S of Rimini (147750 inhabitants)
85 Km S of Cesena (96758 inhabitants)
86 Km W of Ancona (100861 inhabitants)
94 Km N of Terni (111501 inhabitants)
94 Km E of Siena (53903 inhabitants)
99 Km SE of Forlì (117913 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 1.3 2021-02-25
01:21:18
43.3968 12.4952 8 2021-02-25
01:25:18
Sala Sismica INGV-Roma 87465741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-02-25 01:21:18 ± 0.06
Latitude 43.3968 ± 0.0027
Longitude 12.4952 ± 0.0050
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 87465741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 379
Semi-minor axis of confidence ellipse (meter) 137
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 63
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31296
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 87465741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-02-25 01:25:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2021-02-25T01:21:30.32 3.0 positive manual P -0.13 0
IV.FDMO.HHZ. 2021-02-25T01:21:29.56 3.0 positive manual P -0.17 0
IV.MGAB.HHZ. 2021-02-25T01:21:29.76 3.0 undecidable manual P 0.06 0
IV.EL6.EHZ. 2021-02-25T01:21:28.96 3.0 positive manual P 1.35 0
IV.CAFI.HHZ. 2021-02-25T01:21:26.61 3.0 positive manual P -0.05 0
IV.PE3.EHZ. 2021-02-25T01:21:25.19 1.0 undecidable manual P 0 33.1446 104 0.11 24
IV.ARVD.HHZ. 2021-02-25T01:21:25.65 3.0 positive manual P -0.02 0
IV.PARC.HHZ. 2021-02-25T01:21:25.20 0.1 undecidable manual P 324 34.743 50 -0.18 93
IV.MURB.HHZ. 2021-02-25T01:21:24.31 0.3 undecidable manual S 171 15.0738 118 0.14 73
IV.MPAG.EHZ. 2021-02-25T01:21:24.97 0.6 positive manual P 39 33.4443 104 -0.15 47
IV.BADI.EHZ. 2021-02-25T01:21:23.29 0.3 undecidable manual P 302 23.754 109 0.03 73
IV.NARO.HHZ. 2021-02-25T01:21:23.39 0.1 positive manual P 16 24.6531 108 -0.06 97
IV.SSFR.HHZ. 2021-02-25T01:21:23.24 3.0 positive manual P 0.02 0
IV.FOSV.EHZ. 2021-02-25T01:21:23.29 1.0 negative manual P 118 24.2535 109 -0.07 24
IV.FRON.EHZ. 2021-02-25T01:21:23.16 0.1 positive manual P 54 22.8549 110 0.05 97
IV.ATCC.EHZ. 2021-02-25T01:21:23.79 0.6 undecidable manual P 153 26.2515 107 0.05 48
IV.ATPI.EHZ. 2021-02-25T01:21:22.46 0.3 undecidable manual S 309 9.5793 130 -0.14 73
IV.APEC.HHZ. 2021-02-25T01:21:22.55 0.1 positive manual P 341 18.87 113 0.19 95
IV.ATMI.HHZ. 2021-02-25T01:21:22.33 1.0 negative manual P 249 19.5693 113 -0.16 24
IV.PIEI.HHZ. 2021-02-25T01:21:22.05 0.3 positive manual P 12 15.7731 117 0.27 71
IV.MURB.HHZ. 2021-02-25T01:21:21.78 0.6 negative manual P 171 15.0738 118 0.12 49
IV.ATFO.HHZ. 2021-02-25T01:21:21.75 0.3 undecidable manual S 119 6.993 139 -0.22 72
IV.ATFO.HHZ. 2021-02-25T01:21:20.34 0.1 positive manual P 119 6.993 139 -0.05 100
IV.ATPI.EHZ. 2021-02-25T01:21:20.76 1.0 positive manual P 309 9.5793 130 0.01 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHE. ML:1.7 0.0008185 1.74 AML other m 2021-02-25T01:21:22.07
IV.ATFO.HHN. ML:1.7 0.000891 0.26 AML other m 2021-02-25T01:21:22.25
IV.ATPI.EHN. ML:1.3 0.00029049999999999996 0.36 AML other m 2021-02-25T01:21:22.56
IV.ATPI.EHE. ML:1.1 0.0001855 0.42 AML other m 2021-02-25T01:21:23.17
IV.MURB.HHN. ML:1.7 0.000532 1.16 AML other m 2021-02-25T01:21:25.19
IV.PIEI.HHN. ML:1.4 0.0002465 0.22 AML other m 2021-02-25T01:21:25.58
IV.MURB.HHE. ML:1.8 0.00064 0.18 AML other m 2021-02-25T01:21:25.51
IV.PIEI.HHE. ML:1.7 0.00045099999999999996 0.16 AML other m 2021-02-25T01:21:25.69
IV.ATMI.HHN. ML:1.2 0.0001255 1.2 AML other m 2021-02-25T01:21:26.25
IV.APEC.HHE. ML:1.3 0.000162 0.28 AML other m 2021-02-25T01:21:26.33
IV.APEC.HHN. ML:1.4 0.0002045 0.24 AML other m 2021-02-25T01:21:26.52
IV.FRON.EHN. ML:1.2 0.0001135 0.1 AML other m 2021-02-25T01:21:27.27
IV.NARO.HHE. ML:1.1 0.00008030000000000001 0.18 AML other m 2021-02-25T01:21:27.48
IV.BADI.EHE. ML:1.6 0.00023400000000000002 0.16 AML other m 2021-02-25T01:21:27.61
IV.SSFR.HHN. ML:1.7 0.000306 0.18 AML other m 2021-02-25T01:21:27.71
IV.BADI.EHN. ML:1.6 0.0002665 0.36 AML other m 2021-02-25T01:21:27.72
IV.NARO.HHN. ML:1.2 0.00010164999999999999 0.04 AML other m 2021-02-25T01:21:27.86
IV.SSFR.HHE. ML:1.6 0.00026000000000000003 0.54 AML other m 2021-02-25T01:21:28.04
IV.ATCC.EHN. ML:1.5 0.000187 0.46 AML other m 2021-02-25T01:21:28.46
IV.ATCC.EHE. ML:1.5 0.00019800000000000002 0.12 AML other m 2021-02-25T01:21:28.54
IV.FOSV.EHE. ML:0.8 0.00004235 0.56 AML other m 2021-02-25T01:21:28.70
IV.ATMI.HHE. ML:1.3 0.00016149999999999997 0.22 AML other m 2021-02-25T01:21:29.29
IV.FRON.EHE. ML:1.0 0.000059949999999999994 0.44 AML other m 2021-02-25T01:21:29.11
IV.FOSV.EHN. ML:0.9 0.00004675 1.3 AML other m 2021-02-25T01:21:30.75
IV.PARC.HHN. ML:1.0 0.0000473 0.64 AML other m 2021-02-25T01:21:32.66
IV.ARVD.HHE. ML:1.0 0.0000359 0.96 AML other m 2021-02-25T01:21:32.76
IV.CAFI.HHE. ML:1.0 0.000035350000000000005 0.2 AML other m 2021-02-25T01:21:32.94
IV.CAFI.HHN. ML:0.9 0.0000272 1.64 AML other m 2021-02-25T01:21:32.16
IV.ARVD.HHN. ML:1.0 0.0000354 0.94 AML other m 2021-02-25T01:21:33.01
IV.PARC.HHE. ML:1.0 0.000042000000000000004 0.72 AML other m 2021-02-25T01:21:33.51
IV.MGAB.HHE. ML:1.4 0.0000428 0.42 AML other m 2021-02-25T01:21:40.65
IV.MGAB.HHN. ML:1.4 0.0000427 1.32 AML other m 2021-02-25T01:21:40.67
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