Earthquake with magnitude of ML 1.2 on date 31-07-2024 and time 13:47:34 (Italy) in region 4 km E Città di Castello (PG)

A magnitude ML 1.2 earthquake occured in region: 4 km E Città di Castello (PG), on

  • 31-07-2024 11:47:34 (UTC)
  • 31-07-2024 13:47:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4770, 12.2860 at 10 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
Città di Castello PG 4 39913 39913
Monte Santa Maria Tiberina PG 11 1183 41096
San Giustino PG 12 11297 52393
Pietralunga PG 13 2111 54504
Montone PG 13 1680 56184
Citerna PG 14 3531 59715
Monterchi AR 14 1757 61472
Apecchio PU 14 1882 63354
Sansepolcro AR 16 15884 79238
Umbertide PG 19 16681 95919
Mercatello sul Metauro PU 20 1378 97297
Anghiari AR 20 5638 102935

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Arezzo (99543 inhabitants)
42 Km N of Perugia (166134 inhabitants)
67 Km NW of Foligno (57155 inhabitants)
69 Km SW of Rimini (147750 inhabitants)
70 Km SW of Pesaro (94582 inhabitants)
72 Km SW of Fano (60888 inhabitants)
74 Km S of Cesena (96758 inhabitants)
79 Km E of Siena (53903 inhabitants)
85 Km S of Forlì (117913 inhabitants)
89 Km E of Firenze (382808 inhabitants)
94 Km E of Scandicci (50609 inhabitants)
96 Km SE of Faenza (58541 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 1.2 2024-07-31
11:47:34
43.4772 12.2863 10 2024-07-31
13:39:23
Sala Sismica INGV-Roma 130299211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-07-31 11:47:34 ± 0.04
Latitude 43.4772 ± 0.0018
Longitude 12.2863 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 130299211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 241
Semi-minor axis of confidence ellipse (meter) 158
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 316
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 34
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) 0.37502
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 17
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 130299211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-07-31 13:39:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CERT.HHZ. 2024-07-31T11:48:27.69 3.0 undecidable manual Sg 4.09 0
IV.FIAM.HHZ. 2024-07-31T11:48:17.48 3.0 undecidable manual S 0.07 0
IV.CSNT.HHZ. 2024-07-31T11:47:57.23 3.0 undecidable manual S -0.88 0
IV.ARVD.HHZ. 2024-07-31T11:47:50.53 3.0 undecidable manual S -2.4 0
IV.BRSN.HNZ. 2024-07-31T11:47:49.63 3.0 positive manual P 0.74 0
IV.MPAG.EHZ. 2024-07-31T11:47:48.48 0.6 undecidable manual S 66 41.625 50 0.25 45
IV.FRON.EHZ. 2024-07-31T11:47:46.54 0.6 undecidable manual S 83 35.6421 50 -0.09 47
IV.MURB.HHZ. 2024-07-31T11:47:45.49 0.6 undecidable manual S 141 30.5472 50 0.22 46
IV.CAFI.HHZ. 2024-07-31T11:47:45.25 0.6 undecidable manual S 238 30.5472 50 -0.03 48
IV.ASSB.HHZ. 2024-07-31T11:47:44.90 3.0 undecidable manual P -0.53 0
IV.NARO.HHZ. 2024-07-31T11:47:44.15 0.6 undecidable manual S 58 27.9498 50 -0.42 44
IV.ATFO.HHZ. 2024-07-31T11:47:43.84 0.6 undecidable manual S 118 26.0517 50 -0.23 46
IV.ATBU.HNZ. 2024-07-31T11:47:42.65 0.6 undecidable manual S 90 21.0678 115 0.16 47
IV.ATVA.EHZ. 2024-07-31T11:47:42.43 0.6 undecidable manual S 180 22.0668 114 -0.36 45
IV.ATLO.EHN. 2024-07-31T11:47:42.09 0.6 undecidable manual S 151 20.4684 116 -0.2 47
IV.MPAG.EHZ. 2024-07-31T11:47:42.41 1.0 negative manual P 66 41.625 50 0.03 23
IV.PIEI.HHZ. 2024-07-31T11:47:42.48 0.6 undecidable manual S 72 21.0678 115 0.01 49
IV.PARC.HHZ. 2024-07-31T11:47:41.89 0.6 undecidable manual S 349 19.3695 117 -0.08 48
IV.FRON.EHZ. 2024-07-31T11:47:41.69 1.0 negative manual P 83 35.6421 50 0.23 23
IV.MURB.HHZ. 2024-07-31T11:47:40.72 0.3 negative manual P 141 30.5472 50 0.04 71
IV.CAFI.HHZ. 2024-07-31T11:47:40.79 0.3 positive manual P 238 30.5472 50 0.1 71
IV.APEC.HHZ. 2024-07-31T11:47:40.39 0.6 undecidable manual S 50 14.0748 125 0.02 49
IV.ATPC.HNE. 2024-07-31T11:47:40.34 0.6 undecidable manual S 88 13.7751 126 0.05 49
IV.ATMI.HHZ. 2024-07-31T11:47:40.98 0.6 undecidable manual S 185 15.9729 122 0.06 49
IV.NARO.HHZ. 2024-07-31T11:47:40.06 0.1 undecidable manual P 58 27.9498 50 -0.22 92
IV.PIEI.HHZ. 2024-07-31T11:47:39.02 1.0 undecidable manual P 72 21.0678 115 -0.05 24
IV.ATFO.HHZ. 2024-07-31T11:47:39.88 1.0 negative manual P 118 26.0517 50 -0.11 24
IV.ATBU.HNZ. 2024-07-31T11:47:39.14 0.1 undecidable manual P 90 21.0678 115 0.07 96
IV.ATVA.EHZ. 2024-07-31T11:47:39.49 0.1 undecidable manual P 180 22.0668 114 0.24 93
IV.ATMI.HHZ. 2024-07-31T11:47:38.39 0.6 positive manual P 185 15.9729 122 0.22 47
IV.ATLO.EHN. 2024-07-31T11:47:38.96 0.1 undecidable manual P 151 20.4684 116 0 98
IV.PARC.HHZ. 2024-07-31T11:47:38.81 0.1 undecidable manual P 349 19.3695 117 0.04 97
IV.ATMC.EHN. 2024-07-31T11:47:38.59 0.6 undecidable manual S 246 8.2806 140 -0.3 47
IV.ATPI.HNZ. 2024-07-31T11:47:38.92 0.6 undecidable manual S 107 9.7791 135 -0.32 47
IV.CDCA.HNE. 2024-07-31T11:47:38.09 0.6 undecidable manual S 244 4.6953 155 -0.13 49
IV.ATMC.EHN. 2024-07-31T11:47:37.03 0.1 undecidable manual P 246 8.2806 140 0.04 99
IV.ATPI.HNZ. 2024-07-31T11:47:37.19 0.1 undecidable manual P 107 9.7791 135 0 99
IV.APEC.HHZ. 2024-07-31T11:47:37.98 0.1 undecidable manual P 50 14.0748 125 0.13 96
IV.ATPC.HNE. 2024-07-31T11:47:37.92 0.1 undecidable manual P 88 13.7751 126 0.12 96
IV.CDCA.HNE. 2024-07-31T11:47:36.63 0.1 undecidable manual P 244 4.6953 155 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.APEC.HHN. ML:1.3 0.000219 0.3 AML other m 2024-07-31T11:47:40.57
IV.APEC.HHE. ML:1.2 0.0001535 0.86 AML other m 2024-07-31T11:47:40.30
IV.ATMI.HHE. ML:1.2 0.00014700000000000002 1.34 AML other m 2024-07-31T11:47:41.16
IV.ATMI.HHN. ML:1.2 0.00015450000000000001 0.76 AML other m 2024-07-31T11:47:41.60
IV.PARC.HHN. ML:1.2 0.0001152 0.32 AML other m 2024-07-31T11:47:42.34
IV.PARC.HHE. ML:1.3 0.00014749999999999998 0.7 AML other m 2024-07-31T11:47:42.60
IV.PIEI.HHE. ML:1.2 0.000105 1.86 AML other m 2024-07-31T11:47:42.97
IV.PIEI.HHN. ML:0.9 0.00005789999999999999 1.18 AML other m 2024-07-31T11:47:43.59
IV.ATFO.HHN. ML:1.1 0.00006825 1.28 AML other m 2024-07-31T11:47:44.91
IV.ATFO.HHE. ML:1.1 0.00007475 0.18 AML other m 2024-07-31T11:47:44.44
IV.NARO.HHN. ML:1.1 0.00006245 0.86 AML other m 2024-07-31T11:47:44.89
IV.NARO.HHE. ML:1.0 0.000054099999999999994 0.06 AML other m 2024-07-31T11:47:44.49
IV.MURB.HHE. ML:1.4 0.000125 0.76 AML other m 2024-07-31T11:47:46.79
IV.CAFI.HHE. ML:0.9 0.00003585 0.12 AML other m 2024-07-31T11:47:46.38
IV.CAFI.HHN. ML:0.8 0.000030149999999999998 0.58 AML other m 2024-07-31T11:47:46.16
IV.FRON.EHE. ML:1.3 0.00007405000000000001 1.56 AML other m 2024-07-31T11:47:47.79
IV.FRON.EHN. ML:1.1 0.00005545 1 AML other m 2024-07-31T11:47:47.02
IV.MURB.HHN. ML:1.4 0.00010855000000000001 0.18 AML other m 2024-07-31T11:47:47.76
IV.MPAG.EHN. ML:1.3 0.000058099999999999996 0.14 AML other m 2024-07-31T11:47:48.80
IV.MPAG.EHE. ML:1.0 0.00003135 0.34 AML other m 2024-07-31T11:47:48.96
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download