Earthquake with magnitude of ML 1.3 on date 15-03-2023 and time 07:56:48 (UTC) in region 5 km NE Città di Castello (PG)

A magnitude ML 1.3 earthquake occured in region: 5 km NE Città di Castello (PG), on

  • 15-03-2023 07:56:48 (UTC)
  • 15-03-2023 08:56:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4870, 12.2880 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 5 39913 39913
San Giustino PG 11 11297 51210
Monte Santa Maria Tiberina PG 11 1183 52393
Pietralunga PG 13 2111 54504
Apecchio PU 13 1882 56386
Citerna PG 14 3531 59917
Montone PG 14 1680 61597
Monterchi AR 14 1757 63354
Sansepolcro AR 15 15884 79238
Mercatello sul Metauro PU 18 1378 80616
Borgo Pace PU 19 606 81222
Anghiari AR 20 5638 86860

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Arezzo (99543 inhabitants)
43 Km N of Perugia (166134 inhabitants)
68 Km SW of Rimini (147750 inhabitants)
68 Km NW of Foligno (57155 inhabitants)
69 Km SW of Pesaro (94582 inhabitants)
71 Km SW of Fano (60888 inhabitants)
72 Km S of Cesena (96758 inhabitants)
79 Km E of Siena (53903 inhabitants)
84 Km S of Forlì (117913 inhabitants)
89 Km E of Firenze (382808 inhabitants)
94 Km E of Scandicci (50609 inhabitants)
95 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
Bulletin
Rev1000
ML 1.3 2023-03-15
07:56:48
43.487 12.2878 10 2024-03-01
17:18:01
Bollettino Sismico Italiano INGV 116082871
Reviewed
Rev100
ML 1.3 2023-03-15
07:56:49
43.4973 12.2918 10 2023-03-15
08:11:45
Sala Sismica INGV-Roma 115387041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-15 07:56:48 ± 0.06
Latitude 43.4870 ± 0.0027
Longitude 12.2878 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116082871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 331
Semi-minor axis of confidence ellipse (meter) 319
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 317
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36243
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 116082871
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-05 07:46:39

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 115387041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-15 08:11:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.FUORN.HHZ. 2023-03-15T07:57:53.25 3.0 undecidable manual Sn -6.89 0
IV.TREG.HNZ. 2023-03-15T07:57:49.82 3.0 undecidable manual Sg 4.59 0
IV.MFNL.HHZ. 2023-03-15T07:57:46.67 3.0 positive manual Pg 13.98 0
IV.IACL.HHZ. 2023-03-15T07:57:41.91 3.0 undecidable manual Pn 6.17 0
IV.MTCE.HHZ. 2023-03-15T07:57:41.36 3.0 undecidable manual Sn -1.36 0
IV.SGRT.HHZ. 2023-03-15T07:57:40.14 3.0 undecidable manual Pg 11.18 0
MN.TRI.HHZ. 2023-03-15T07:57:37.68 3.0 undecidable manual Pg 17.82 0
IV.BRSN.HNZ. 2023-03-15T07:57:35.88 3.0 undecidable manual Sn -2.76 0
IV.MCRV.HHZ. 2023-03-15T07:57:28.78 3.0 undecidable manual Pn 1.9 0
SI.ROSI.HHZ. 2023-03-15T07:57:20.17 3.0 positive manual Pg 3.67 0
ST.DOSS.HHZ. 2023-03-15T07:57:07.51 3.0 undecidable manual Pg 4.12 0
IV.SSFR.HHZ. 2023-03-15T07:57:02.45 0.3 undecidable manual S 98 40.2264 50 0.02 71
IV.CSP1.EHZ. 2023-03-15T07:57:01.68 3.0 undecidable manual Pn -0.27 0
IV.CAFI.HHZ. 2023-03-15T07:57:00.04 0.3 undecidable manual S 236 31.2465 50 -0.01 72
IV.SRES.HHZ. 2023-03-15T07:57:00.28 3.0 undecidable manual Pg 5.15 0
OX.MARN.HHZ. 2023-03-15T07:56:59.91 3.0 undecidable manual Pn -0.98 0
IV.MURB.HHZ. 2023-03-15T07:56:59.94 0.3 undecidable manual S 142 31.3464 50 -0.12 71
IV.NARO.HHZ. 2023-03-15T07:56:58.50 0.3 undecidable manual S 60 27.2505 50 -0.47 66
IV.SSFR.HHZ. 2023-03-15T07:56:57.09 0.6 undecidable manual P 98 40.2264 50 0.35 44
IV.PARC.HHZ. 2023-03-15T07:56:56.17 0.3 undecidable manual S 348 18.3705 118 0 74
IV.PIEI.HHZ. 2023-03-15T07:56:56.86 0.3 undecidable manual S 75 20.5683 115 -0.01 74
IV.ATMI.HHZ. 2023-03-15T07:56:55.39 0.3 undecidable manual S 185 17.0718 120 -0.38 69
IV.ATVO.HHZ. 2023-03-15T07:56:55.42 0.3 undecidable manual S 141 15.0738 123 0.23 71
IV.MURB.HHZ. 2023-03-15T07:56:55.37 0.3 undecidable manual P 142 31.3464 50 0 73
IV.CAFI.HHZ. 2023-03-15T07:56:55.60 0.3 undecidable manual P 236 31.2465 50 0.24 69
IV.NARO.HHZ. 2023-03-15T07:56:54.61 0.3 negative manual P 60 27.2505 50 -0.13 71
IV.APEC.HHZ. 2023-03-15T07:56:54.71 0.3 undecidable manual S 53 13.2756 126 0.04 74
IV.PIEI.HHZ. 2023-03-15T07:56:53.64 0.3 undecidable manual P 75 20.5683 115 0.12 72
IV.ATPI.EHZ. 2023-03-15T07:56:53.62 0.3 undecidable manual S 114 10.0788 134 -0.2 72
IV.PARC.HHZ. 2023-03-15T07:56:53.27 0.3 undecidable manual P 348 18.3705 118 0.15 72
IV.APEC.HHZ. 2023-03-15T07:56:52.43 0.1 undecidable manual P 53 13.2756 126 0.18 96
IV.BADI.EHZ. 2023-03-15T07:56:52.25 0.3 undecidable manual S 306 4.2957 156 -0.41 70
IV.ATMI.HHZ. 2023-03-15T07:56:52.96 0.3 undecidable manual P 185 17.0718 120 0.07 73
IV.ATVO.HHZ. 2023-03-15T07:56:52.74 0.3 undecidable manual P 141 15.0738 123 0.19 72
IV.ATPI.EHZ. 2023-03-15T07:56:51.86 0.6 undecidable manual P 114 10.0788 134 0.1 49
IV.BADI.EHZ. 2023-03-15T07:56:51.16 0.1 undecidable manual P 306 4.2957 156 0.07 100
IV.BARO.EHZ. 2023-03-15T07:56:47.95 3.0 undecidable manual P -2.52 0
GU.GBOS.HHZ. 2023-03-15T07:56:23.77 3.0 undecidable manual P -6.74 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BADI.EHE. ML:1.2 0.000296 0.8 AML other m 2023-03-15T07:56:53.59
IV.BADI.EHN. ML:1.3 0.0003435 1.06 AML other m 2023-03-15T07:56:54.64
IV.APEC.HHE. ML:1.3 0.0002175 0.56 AML other m 2023-03-15T07:56:55.36
IV.APEC.HHN. ML:1.2 0.000155 0.5 AML other m 2023-03-15T07:56:55.71
IV.ATVO.HHE. ML:1.4 0.00022849999999999997 0.12 AML other m 2023-03-15T07:56:55.92
IV.ATVO.HHN. ML:1.4 0.000243 1.74 AML other m 2023-03-15T07:56:56.94
IV.PARC.HHE. ML:1.4 0.000199 0.22 AML other m 2023-03-15T07:56:56.72
IV.PARC.HHN. ML:1.2 0.000134 0.48 AML other m 2023-03-15T07:56:57.11
IV.PIEI.HHE. ML:1.3 0.00014649999999999998 0.5 AML other m 2023-03-15T07:56:57.42
IV.PIEI.HHN. ML:1.0 0.00008245 0.52 AML other m 2023-03-15T07:56:57.47
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