Earthquake with magnitude of ML 0.4 on date 03-03-2017 and time 01:44:46 (Italy) in region 6 km W Pietralunga (PG)

A magnitude ML 0.4 earthquake occured in region: 6 km W Pietralunga (PG), on

  • 03-03-2017 00:44:46 (UTC)
  • 03-03-2017 01:44:46 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4540, 12.3630 at 9 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
Pietralunga PG 6 2111 2111
CittĂ  di Castello PG 10 39913 42024
Montone PG 10 1680 43704
Apecchio PU 13 1882 45586
Monte Santa Maria Tiberina PG 16 1183 46769
Umbertide PG 17 16681 63450
San Giustino PG 18 11297 74747
Piobbico PU 19 2029 76776

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km N of Perugia (166134 inhabitants)
39 Km E of Arezzo (99543 inhabitants)
62 Km NW of Foligno (57155 inhabitants)
67 Km SW of Pesaro (94582 inhabitants)
68 Km SW of Fano (60888 inhabitants)
70 Km S of Rimini (147750 inhabitants)
77 Km S of Cesena (96758 inhabitants)
85 Km E of Siena (53903 inhabitants)
89 Km SE of Forlì (117913 inhabitants)
95 Km W of Ancona (100861 inhabitants)
96 Km E of Firenze (382808 inhabitants)
100 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 0.4 2017-03-03
00:44:46
43.4542 12.3633 9 2018-01-10
09:55:04
Bollettino Sismico Italiano INGV 50287791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-03 00:44:46 ± 0.1
Latitude 43.4542 ± 0.0027
Longitude 12.3633 ± 0.0050
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 50287791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 409
Semi-minor axis of confidence ellipse (meter) 52
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 84
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33545
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.2
Num. used stations 2
Type of magnitude ML
Reference to an origin 50287791
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-09-20 13:34:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATTE.HHN. 2017-03-03T00:44:57.53 0.6 undecidable manual S 182 28.4493 108 0.22 46
IV.MURB.HHE. 2017-03-03T00:44:56.44 0.3 undecidable manual S 148 24.8529 110 0.3 69
IV.PARC.HHE. 2017-03-03T00:44:55.71 0.6 undecidable manual S 335 23.754 111 -0.08 48
IV.NARO.HHN. 2017-03-03T00:44:55.87 0.6 undecidable manual S 45 24.6531 111 -0.2 47
IV.ATCC.EHE. 2017-03-03T00:44:54.00 0.1 undecidable manual P 143 37.2294 50 -0.33 89
IV.ATFO.HHN. 2017-03-03T00:44:54.48 0.3 undecidable manual S 120 19.3695 115 0.1 73
IV.TERO.HHZ. 2017-03-03T00:44:54.07 3.0 undecidable manual S 0.06 0
IV.ATTE.HHN. 2017-03-03T00:44:53.08 0.3 undecidable manual P 182 28.4493 108 0.16 71
IV.ATMI.HHZ. 2017-03-03T00:44:53.28 0.3 undecidable manual S 210 15.3735 121 0.13 73
IV.PIEI.HHZ. 2017-03-03T00:44:53.80 0.3 undecidable manual S 57 16.4724 119 0.3 70
IV.APEC.HHZ. 2017-03-03T00:44:52.46 0.3 undecidable manual S 21 12.4764 127 0.15 73
IV.NARO.HHN. 2017-03-03T00:44:52.04 0.1 undecidable manual P 45 24.6531 111 -0.17 95
IV.PARC.HHE. 2017-03-03T00:44:52.37 0.1 undecidable manual P 335 23.754 111 0.32 92
IV.MURB.HHE. 2017-03-03T00:44:52.33 0.3 undecidable manual P 148 24.8529 110 0.08 72
IV.ASSB.HHZ. 2017-03-03T00:44:51.03 3.0 undecidable manual S 0.58 0
IV.BADI.EHE. 2017-03-03T00:44:51.85 0.3 undecidable manual S 303 11.3775 129 -0.17 73
IV.ATVO.HHZ. 2017-03-03T00:44:51.26 0.3 undecidable manual S 156 8.6802 137 -0.08 74
IV.PIEI.HHZ. 2017-03-03T00:44:50.93 0.3 undecidable manual P 57 16.4724 119 0.2 71
IV.ATFO.HHN. 2017-03-03T00:44:50.80 0.3 undecidable manual P 120 19.3695 115 -0.44 68
IV.APEC.HHZ. 2017-03-03T00:44:50.18 0.3 undecidable manual P 21 12.4764 127 0.14 73
IV.ATMI.HHZ. 2017-03-03T00:44:50.24 0.6 undecidable manual P 210 15.3735 121 -0.29 47
IV.ATVO.HHZ. 2017-03-03T00:44:49.63 0.3 undecidable manual P 156 8.6802 137 0.15 73
IV.ATPI.EHZ. 2017-03-03T00:44:49.83 0.3 undecidable manual S 97 3.1968 161 -0.49 69
IV.BADI.EHE. 2017-03-03T00:44:49.88 0.3 undecidable manual P 303 11.3775 129 0.01 75
IV.ATPI.EHZ. 2017-03-03T00:44:48.81 0.1 undecidable manual P 97 3.1968 161 -0.08 100
IV.T1215.EHZ. 2017-03-03T00:44:41.90 3.0 negative manual P 0.27 0
IV.T1220.EHZ. 2017-03-03T00:44:40.53 3.0 positive manual P 0.33 0
IV.T1214.EHZ. 2017-03-03T00:44:40.49 3.0 negative manual P -0.09 0
IV.T1212.EHZ. 2017-03-03T00:44:40.93 3.0 positive manual P 0.13 0
IV.T1216.EHZ. 2017-03-03T00:44:39.18 3.0 positive manual P 0.43 0
IV.FDMO.HHZ. 2017-03-03T00:44:39.11 3.0 undecidable manual S -1.82 0
IV.MMO1.EHZ. 2017-03-03T00:44:39.68 3.0 negative manual P -0.04 0
IV.NRCA.HHZ. 2017-03-03T00:44:38.95 3.0 positive manual P 0 0
IV.T1245.HHZ. 2017-03-03T00:44:38.71 3.0 negative manual P 0.03 0
IV.MC2.EHZ. 2017-03-03T00:44:37.90 3.0 positive manual P -0.09 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATVO.HHN. ML:0.1 0.000015821305 0.36 AML other m 2017-03-03T00:44:51.39
IV.PIEI.HHN. ML:0.4 0.000024023995 0.12 AML other m 2017-03-03T00:44:54.44
IV.PIEI.HHE. ML:0.6 0.000006743244999999999 0.24 AML other m 2017-03-03T00:44:54.11
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