Earthquake with magnitude of ML 0.6 on date 15-03-2021 and time 22:23:06 (Italy) in region 6 km NW Pietralunga (PG)

A magnitude ML 0.6 earthquake occured in region: 6 km NW Pietralunga (PG), on

  • 15-03-2021 21:23:06 (UTC)
  • 15-03-2021 22:23:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4940, 12.4040 at 9 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 6 2111 2111
Apecchio PU 7 1882 3993
Piobbico PU 14 2029 6022
CittĂ  di Castello PG 14 39913 45935
Montone PG 16 1680 47615
Mercatello sul Metauro PU 18 1378 48993
Cantiano PU 18 2245 51238
San Giustino PG 19 11297 62535
Sant'Angelo in Vado PU 19 4133 66668

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Arezzo (99543 inhabitants)
43 Km N of Perugia (166134 inhabitants)
62 Km SW of Pesaro (94582 inhabitants)
63 Km SW of Fano (60888 inhabitants)
65 Km NW of Foligno (57155 inhabitants)
65 Km S of Rimini (147750 inhabitants)
73 Km S of Cesena (96758 inhabitants)
86 Km SE of Forlì (117913 inhabitants)
89 Km E of Siena (53903 inhabitants)
91 Km W of Ancona (100861 inhabitants)
97 Km E of Firenze (382808 inhabitants)
98 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 0.6 2021-03-15
21:23:06
43.4937 12.4035 9 2021-03-15
21:38:29
Sala Sismica INGV-Roma 88172341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-15 21:23:06 ± 0.08
Latitude 43.4937 ± 0.0018
Longitude 12.4035 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 88172341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 285
Semi-minor axis of confidence ellipse (meter) 142
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 260
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.04047
Epicentral distance of station farthest from the epicenter (degree) 0.35703
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.3
Num. used stations 13
Type of magnitude ML
Reference to an origin 88172341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-15 21:38:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PARC.HHZ. 2021-03-15T21:23:14.82 0.3 undecidable manual S 322 21.6672 112 0.44 67
IV.ATFO.HHZ. 2021-03-15T21:23:13.83 0.6 undecidable manual S 136 19.5693 115 0.14 48
IV.CAFI.HHZ. 2021-03-15T21:23:13.80 0.6 undecidable manual P 243 39.627 50 -0.26 45
IV.NARO.HHZ. 2021-03-15T21:23:13.45 0.3 undecidable manual S 48 19.2696 115 -0.16 71
IV.ATLO.EHE. 2021-03-15T21:23:13.68 0.6 undecidable manual S 179 19.7691 114 -0.09 48
IV.TB02.DHZ.01 2021-03-15T21:23:12.01 0.1 undecidable manual S 178 13.6752 123 0.1 97
IV.BADI.EHZ. 2021-03-15T21:23:11.44 0.6 undecidable manual S 278 12.9759 125 -0.25 47
IV.PARC.HHZ. 2021-03-15T21:23:11.01 1.0 undecidable manual P 322 21.6672 112 0.06 24
IV.TB01.DHN.01 2021-03-15T21:23:11.69 0.3 undecidable manual S 168 12.6762 125 0.06 73
IV.NARO.HHZ. 2021-03-15T21:23:10.35 0.6 undecidable manual P 48 19.2696 115 -0.15 47
IV.ATLO.EHE. 2021-03-15T21:23:10.43 0.3 undecidable manual P 179 19.7691 114 -0.16 71
IV.ATFO.HHZ. 2021-03-15T21:23:10.56 0.1 undecidable manual P 136 19.5693 115 0.02 97
IV.TB03.DHZ.01 2021-03-15T21:23:10.95 0.3 undecidable manual S 177 10.2786 131 0 75
IV.APEC.HHZ. 2021-03-15T21:23:10.14 0.3 undecidable manual S 10 7.2927 141 -0.1 73
IV.ATPC.HHZ. 2021-03-15T21:23:09.73 0.1 undecidable manual S 108 4.4955 153 0.02 100
IV.BADI.EHZ. 2021-03-15T21:23:09.31 0.1 positive manual P 278 12.9759 125 -0.08 97
IV.ATPI.EHZ. 2021-03-15T21:23:09.37 0.6 undecidable manual S 181 4.7952 152 -0.38 46
IV.TB02.DHZ.01 2021-03-15T21:23:09.64 0.1 undecidable manual P 178 13.6752 123 0.13 96
IV.TB01.DHN.01 2021-03-15T21:23:09.47 0.3 undecidable manual P 168 12.6762 125 0.12 72
IV.ATPI.EHZ. 2021-03-15T21:23:08.20 0.1 positive manual P 181 4.7952 152 -0.06 99
IV.TB03.DHZ.01 2021-03-15T21:23:08.98 0.1 undecidable manual P 177 10.2786 131 0.01 99
IV.APEC.HHZ. 2021-03-15T21:23:08.59 0.1 positive manual P 10 7.2927 141 0.04 99
IV.ATPC.HHZ. 2021-03-15T21:23:08.33 0.1 undecidable manual P 108 4.4955 153 0.08 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATPI.EHE. ML:0.6 0.0000766495445 0.1408 AML other m 2021-03-15T21:23:09.47
IV.ATPI.EHN. ML:0.9 0.00015900000000000002 0.12 AML other m 2021-03-15T21:23:09.61
IV.APEC.HHE. ML:1.2 0.00022749999999999997 0.18 AML other m 2021-03-15T21:23:10.37
IV.APEC.HHN. ML:0.9 0.00012044037499999998 0.1024 AML other m 2021-03-15T21:23:10.19
IV.ATPI.HNE. ML:0.7 0.00009881616749999999 0.1536 AML other m 2021-03-15T21:23:09.45
IV.BADI.EHE. ML:0.8 0.000078990345 0.1024 AML other m 2021-03-15T21:23:11.83
IV.BADI.EHN. ML:0.9 0.00008334077000000001 0.1024 AML other m 2021-03-15T21:23:11.67
IV.NARO.HHE. ML:0.4 0.000018085860000000003 0.064 AML other m 2021-03-15T21:23:14.09
IV.NARO.HHN. ML:0.3 0.0000156345385 0.0384 AML other m 2021-03-15T21:23:14.07
IV.ATFO.HHE. ML:0.3 0.000016088395 0.2304 AML other m 2021-03-15T21:23:14.21
IV.ATFO.HHN. ML:0.4 0.000018506981499999997 0.1664 AML other m 2021-03-15T21:23:14.69
IV.PARC.HHE. ML:0.2 0.000011242351500000002 0.32 AML other m 2021-03-15T21:23:15.19
IV.PARC.HHN. ML:0.2 0.0000120743 0.7424 AML other m 2021-03-15T21:23:15.66
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