Earthquake with magnitude of ML 1.0 on date 13-10-2021 and time 02:25:33 (Italy) in region 7 km SE Pietralunga (PG)

A magnitude ML 1.0 earthquake occured in region: 7 km SE Pietralunga (PG), on

  • 13-10-2021 00:25:33 (UTC)
  • 13-10-2021 02:25:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4020, 12.5050 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 13 2245 36572
Scheggia e Pascelupo PG 13 1393 37965
Montone PG 15 1680 39645
Costacciaro PG 17 1216 40861
Umbertide PG 18 16681 57542
Apecchio PU 19 1882 59424
Cagli PU 20 8731 68155

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km N of Perugia (166134 inhabitants)
51 Km E of Arezzo (99543 inhabitants)
52 Km NW of Foligno (57155 inhabitants)
64 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)
85 Km W of Ancona (100861 inhabitants)
94 Km N of Terni (111501 inhabitants)
95 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 1.0 2021-10-13
00:25:33
43.4018 12.505 8 2021-10-13
01:11:05
Sala Sismica INGV-Roma 96483341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-13 00:25:33 ± 0.06
Latitude 43.4018 ± 0.0018
Longitude 12.5050 ± 0.0025
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 96483341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 220
Semi-minor axis of confidence ellipse (meter) 60
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 54
Circular confidence region, given by single value of horizontal uncertainty (meter) 220.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 75
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
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 19
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 96483341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-13 01:11:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRSN.HNZ. 2021-10-13T00:26:05.16 3.0 undecidable manual S -1.43 0
IV.PARC.HHZ. 2021-10-13T00:25:46.20 0.1 undecidable manual S 322 34.743 50 -0.05 96
IV.MPAG.EHZ. 2021-10-13T00:25:45.49 0.1 undecidable manual S 39 32.4453 104 0 97
IV.ATCC.EHZ. 2021-10-13T00:25:43.71 0.1 undecidable manual S 156 26.3514 107 0.26 93
IV.CAFI.HHZ. 2021-10-13T00:25:42.17 3.0 negative manual P -0.13 0
IV.SSFR.HHZ. 2021-10-13T00:25:42.54 0.1 undecidable manual S 80 22.6551 110 0.32 92
IV.FOSV.EHZ. 2021-10-13T00:25:42.82 0.1 undecidable manual S 120 23.8539 109 0.21 94
IV.FRON.EHZ. 2021-10-13T00:25:42.10 0.1 undecidable manual S 54 21.9669 110 0.11 96
IV.NARO.HHZ. 2021-10-13T00:25:42.47 0.1 undecidable manual S 15 23.9538 109 -0.18 95
IV.BADI.EHZ. 2021-10-13T00:25:42.95 0.1 undecidable manual S 300 24.1536 109 0.24 94
IV.ASSB.HHZ. 2021-10-13T00:25:41.59 3.0 undecidable manual P -0.15 0
IV.ATMI.HHZ. 2021-10-13T00:25:41.69 0.1 undecidable manual S 249 20.5683 112 0.16 96
IV.PE3.EHZ. 2021-10-13T00:25:40.83 1.0 negative manual P 359 32.6451 104 0.22 23
IV.PIEI.HHZ. 2021-10-13T00:25:40.08 0.1 undecidable manual S 9 15.0738 119 0.28 94
IV.PARC.HHZ. 2021-10-13T00:25:40.89 1.0 undecidable manual P 322 34.743 50 -0.12 24
IV.APEC.HHZ. 2021-10-13T00:25:40.99 0.1 undecidable manual S 339 18.6702 114 0.05 98
IV.ARVD.HHZ. 2021-10-13T00:25:40.88 3.0 positive manual P 0 0
IV.MPAG.EHZ. 2021-10-13T00:25:40.07 1.0 undecidable manual P 39 32.4453 104 -0.51 22
IV.ATCC.EHZ. 2021-10-13T00:25:39.25 1.0 undecidable manual P 156 26.3514 107 -0.15 24
IV.MURB.HHZ. 2021-10-13T00:25:39.85 0.1 undecidable manual S 174 15.4734 118 -0.09 98
IV.FRON.EHZ. 2021-10-13T00:25:38.37 0.1 undecidable manual P 54 21.9669 110 -0.19 95
IV.NARO.HHZ. 2021-10-13T00:25:38.65 1.0 positive manual P 15 23.9538 109 -0.29 23
IV.ATMI.HHZ. 2021-10-13T00:25:38.16 1.0 undecidable manual P 249 20.5683 112 -0.13 24
IV.BADI.EHZ. 2021-10-13T00:25:38.84 0.6 negative manual P 300 24.1536 109 -0.13 48
IV.SSFR.HHZ. 2021-10-13T00:25:38.52 0.1 undecidable manual P 80 22.6551 110 -0.17 95
IV.ATPI.EHZ. 2021-10-13T00:25:38.20 0.1 undecidable manual S 303 9.879 130 -0.12 98
IV.FOSV.EHZ. 2021-10-13T00:25:38.65 1.0 undecidable manual P 120 23.8539 109 -0.26 23
IV.MURB.HHZ. 2021-10-13T00:25:37.33 0.3 negative manual P 174 15.4734 118 -0.04 74
IV.ATFO.HHZ. 2021-10-13T00:25:37.18 0.1 undecidable manual S 126 6.5934 141 -0.34 94
IV.PIEI.HHZ. 2021-10-13T00:25:37.33 1.0 positive manual P 9 15.0738 119 0.04 25
IV.APEC.HHZ. 2021-10-13T00:25:37.97 0.6 undecidable manual P 339 18.6702 114 0.02 49
IV.ATPI.EHZ. 2021-10-13T00:25:36.29 1.0 undecidable manual P 303 9.879 130 -0.14 24
IV.ATFO.HHZ. 2021-10-13T00:25:35.91 0.1 negative manual P 126 6.5934 141 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATFO.HHN. ML:1.4 0.000451 0.34 AML other m 2021-10-13T00:25:37.31
IV.ATFO.HHE. ML:1.4 0.0005215 0.66 AML other m 2021-10-13T00:25:37.32
IV.ATPI.EHN. ML:1.0 0.00014049999999999997 0.2 AML other m 2021-10-13T00:25:38.41
IV.ATPI.EHE. ML:0.9 0.0001069 0.26 AML other m 2021-10-13T00:25:38.37
IV.PIEI.HHE. ML:1.0 0.00010155 0.42 AML other m 2021-10-13T00:25:41.31
IV.PIEI.HHN. ML:1.0 0.00009025 1.28 AML other m 2021-10-13T00:25:41.16
IV.MURB.HHE. ML:1.2 0.000153 0.26 AML other m 2021-10-13T00:25:41.05
IV.ATMI.HHN. ML:0.9 0.0000639 1.6 AML other m 2021-10-13T00:25:41.09
IV.FRON.EHN. ML:0.9 0.00006135 0.48 AML other m 2021-10-13T00:25:42.31
IV.FRON.EHE. ML:0.9 0.000060400000000000004 0.08 AML other m 2021-10-13T00:25:42.14
IV.MURB.HHN. ML:1.0 0.00010350000000000001 0.62 AML other m 2021-10-13T00:25:42.99
IV.NARO.HHE. ML:0.7 0.0000369 0.06 AML other m 2021-10-13T00:25:42.76
IV.BADI.EHE. ML:1.4 0.00017449999999999999 0.2 AML other m 2021-10-13T00:25:42.85
IV.NARO.HHN. ML:0.7 0.0000374 0.8 AML other m 2021-10-13T00:25:43.21
IV.ATMI.HHE. ML:1.1 0.0000923 0.6 AML other m 2021-10-13T00:25:43.30
IV.BADI.EHN. ML:1.4 0.000141 1.04 AML other m 2021-10-13T00:25:43.89
IV.SSFR.HHN. ML:1.2 0.00009565 0.54 AML other m 2021-10-13T00:25:43.51
IV.SSFR.HHE. ML:1.2 0.00010465 1.16 AML other m 2021-10-13T00:25:43.00
IV.APEC.HHN. ML:0.7 0.00003855 0.54 AML other m 2021-10-13T00:25:44.28
IV.ATCC.EHE. ML:1.0 0.0000555 1.66 AML other m 2021-10-13T00:25:44.04
IV.APEC.HHE. ML:0.7 0.000037749999999999996 1.06 AML other m 2021-10-13T00:25:44.85
IV.ATCC.EHN. ML:1.0 0.00006105 1.4 AML other m 2021-10-13T00:25:44.03
IV.CAFI.HHE. ML:0.7 0.0000166 0.58 AML other m 2021-10-13T00:25:49.23
IV.CAFI.HHN. ML:0.7 0.000014685000000000001 1.24 AML other m 2021-10-13T00:25:50.90
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