Earthquake with magnitude of ML 1.2 on date 19-03-2021 and time 03:38:52 (Italy) in region 3 km SE Preci (PG)

A magnitude ML 1.2 earthquake occured in region: 3 km SE Preci (PG), on

  • 19-03-2021 02:38:52 (UTC)
  • 19-03-2021 03:38:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8520, 13.0540 at 12 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
Preci PG 3 724 724
Norcia PG 7 4957 5681
Visso MC 9 1107 6788
Castelsantangelo sul Nera MC 9 281 7069
Sellano PG 11 1079 8148
Cerreto di Spoleto PG 12 1075 9223
Ussita MC 12 444 9667
Cascia PG 15 3217 12884
Monte Cavallo MC 16 145 13029
Vallo di Nera PG 18 364 13393
Poggiodomo PG 18 117 13510

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km E of Foligno (57155 inhabitants)
46 Km NE of Terni (111501 inhabitants)
57 Km W of Teramo (54892 inhabitants)
61 Km E of Perugia (166134 inhabitants)
62 Km NW of L'Aquila (69753 inhabitants)
91 Km NE of Viterbo (67173 inhabitants)
93 Km SW of Ancona (100861 inhabitants)
97 Km W of Montesilvano (53738 inhabitants)
98 Km N of Guidonia Montecelio (88673 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 2021-03-19
02:38:52
42.8523 13.0543 12 2021-03-19
02:46:31
Sala Sismica INGV-Roma 88265801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-19 02:38:52 ± 0.05
Latitude 42.8523 ± 0.0027
Longitude 13.0543 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 88265801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 420
Semi-minor axis of confidence ellipse (meter) 156
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 280
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 108
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
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) 0.10972
Epicentral distance of station farthest from the epicenter (degree) 0.36243
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 88265801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-19 02:46:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RM33.EHZ. 2021-03-19T02:40:05.70 0.1 undecidable manual S 161 40.2264 92 6.008 0
IV.LNSS.HHZ. 2021-03-19T02:39:02.20 0.3 undecidable manual S 182 27.75 93 -0.07 74
IV.CSP1.EHZ. 2021-03-19T02:39:02.70 0.1 undecidable manual S 25 29.2485 93 0.02 98
IV.CESI.HHZ. 2021-03-19T02:39:00.30 0.1 undecidable manual S 324 20.868 96 -0.14 97
IV.MMO1.EHZ. 2021-03-19T02:39:00.70 0.1 undecidable manual S 77 22.755 95 -0.25 94
IV.GAVE.EHZ. 2021-03-19T02:39:00.50 0.1 undecidable manual S 216 22.0668 95 -0.26 95
IV.RM33.EHZ. 2021-03-19T02:39:00.04 0.1 undecidable manual P 161 40.2264 92 0 97
IT.MTCL.HGZ. 2021-03-19T02:38:59.10 0.3 undecidable manual S 344 16.2726 103 -0.15 73
IV.MC2.EHZ. 2021-03-19T02:38:58.30 0.1 undecidable manual S 59 12.7761 114 -0.05 100
IV.FEMA.HNZ. 2021-03-19T02:38:58.00 0.1 undecidable manual S 358 12.1767 117 -0.21 97
IV.LNSS.HHZ. 2021-03-19T02:38:58.12 0.1 undecidable manual P 182 27.75 93 0.02 99
IV.CSP1.EHZ. 2021-03-19T02:38:58.44 0.1 undecidable manual P 25 29.2485 93 0.1 97
IV.GAVE.EHZ. 2021-03-19T02:38:57.38 0.1 undecidable manual P 216 22.0668 95 0.15 97
IV.CESI.HHZ. 2021-03-19T02:38:57.30 0.1 undecidable manual P 324 20.868 96 0.25 96
IV.MMO1.EHZ. 2021-03-19T02:38:57.35 0.1 undecidable manual P 77 22.755 95 0.01 100
IT.MTCL.HGZ. 2021-03-19T02:38:56.45 0.1 undecidable manual P 344 16.2726 103 0.09 100
IV.MC2.EHZ. 2021-03-19T02:38:56.04 0.1 undecidable manual P 59 12.7761 114 0.2 98
IV.FEMA.HNZ. 2021-03-19T02:38:55.94 0.1 undecidable manual P 358 12.1767 117 0.18 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:0.0 0.00006245 1.4 AML other m 2021-03-19T02:39:00.23
IV.GAVE.EHE. ML:0.0 0.00014000000000000001 1.8 AML other m 2021-03-19T02:39:00.95
IV.CESI.HHN. ML:0.0 0.0001024 0.3 AML other m 2021-03-19T02:39:00.97
IV.GAVE.EHN. ML:0.0 0.00010475000000000001 1.74 AML other m 2021-03-19T02:39:01.98
IV.GAVE.HNE. ML:1.3 0.000125178485 0.1904 AML other m 2021-03-19T02:39:01.04
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