Earthquake with magnitude of ML 1.2 on date 19-12-2019 and time 07:00:42 (Italy) in region 4 km SW Cascia (PG)

A magnitude ML 1.2 earthquake occured in region: 4 km SW Cascia (PG), on

  • 19-12-2019 06:00:42 (UTC)
  • 19-12-2019 07:00:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.69, 12.98 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
Cascia PG 4 3217 3217
Poggiodomo PG 5 117 3334
Monteleone di Spoleto PG 5 599 3933
Scheggino PG 13 461 4394
Sant'Anatolia di Narco PG 13 564 4958
Vallo di Nera PG 13 364 5322
Leonessa RI 14 2435 7757
Norcia PG 15 4957 12714
Cerreto di Spoleto PG 16 1075 13789
Polino TR 16 233 14022
Cittareale RI 17 482 14504
Ferentillo TR 18 1913 16417

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km E of Terni (111501 inhabitants)
37 Km SE of Foligno (57155 inhabitants)
51 Km NW of L'Aquila (69753 inhabitants)
59 Km W of Teramo (54892 inhabitants)
67 Km SE of Perugia (166134 inhabitants)
78 Km E of Viterbo (67173 inhabitants)
79 Km N of Guidonia Montecelio (88673 inhabitants)
82 Km N of Tivoli (56533 inhabitants)
97 Km W of Montesilvano (53738 inhabitants)
98 Km NE of Roma (2864731 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
Rev 1000 ML 1.2 2019-12-19
06:00:42
42.69 12.98 10 2020-02-28
16:42:25
Bollettino Sismico Italiano INGV 76595331
Rev 100 ML 1.5 2019-12-19
06:00:42
42.69 12.99 10 2019-12-19
06:06:46
Sala Sismica INGV-Roma 74782961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-19 06:00:42 ± 0.04
Latitude 42.69 ± 0.00
Longitude 12.98 ± 0.00
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 76595331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 268
Semi-minor axis of confidence ellipse (meter) 224
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 229
Circular confidence region, given by single value of horizontal uncertainty (meter) 270
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 118
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 22
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
Epicentral distance of station farthest from the epicenter (degree) 0.35523
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 17
Type of magnitude ML
Reference to an origin 76595331
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-17 12:02:07

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 74782961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-19 06:06:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CET2.HHZ. 2019-12-19T06:02:24.01 3.0 undecidable manual Sn 2.16 0
CR.STON.BHZ. 2019-12-19T06:02:10.02 3.0 undecidable manual Sg 17.969999 0
IV.AGLI.HHZ. 2019-12-19T06:02:09.99 3.0 undecidable manual Sn -4.74 0
IV.MFNL.HHZ. 2019-12-19T06:02:09.83 3.0 negative manual Pg 18.91 0
IV.AIO.HHZ. 2019-12-19T06:02:02.34 3.0 undecidable manual Pg 12.22 0
IV.SALB.HHZ. 2019-12-19T06:01:43.79 3.0 undecidable manual Pg 14.04 0
IV.EUCT.HNZ. 2019-12-19T06:01:26.23 3.0 positive manual Pn 2.9 0
IV.MSSA.HHZ. 2019-12-19T06:01:19.73 3.0 undecidable manual Pn 4.37 0
IV.RONT.HHZ. 2019-12-19T06:01:19.60 3.0 undecidable manual Sg 2.19 0
IT.PLTA.HNZ. 2019-12-19T06:00:58.05 3.0 undecidable manual Pn 0.26 0
IV.MMO1.EHZ. 2019-12-19T06:00:55.10 0.3 undecidable manual S 50 0.3274 50 0.06 73
IV.FDMO.HHZ. 2019-12-19T06:00:55.76 0.3 undecidable manual S 12 0.3552 50 -0.09 72
IV.CESI.HHE. 2019-12-19T06:00:54.76 0.3 undecidable manual S 350 0.3202 50 -0.07 73
IV.MOMA.HHZ. 2019-12-19T06:00:54.95 0.3 undecidable manual S 291 0.3247 50 0.01 74
IV.FIR.HHZ. 2019-12-19T06:00:54.66 3.0 positive manual Pn -2.23 0
IV.SMA1.EHZ. 2019-12-19T06:00:53.46 0.3 undecidable manual S 103 0.2653 50 0.27 71
IV.FEMA.HNE. 2019-12-19T06:00:53.73 0.6 undecidable manual S 10 0.277 50 0.2 48
IV.MC2.EHZ. 2019-12-19T06:00:53.37 0.3 undecidable manual S 34 0.268 50 0.09 73
IV.RM33.EHZ. 2019-12-19T06:00:52.49 0.3 undecidable manual S 137 0.2482 50 -0.19 72
IV.FDMO.HHZ. 2019-12-19T06:00:50.14 0.3 undecidable manual P 12 0.3552 50 -0.13 72
IV.NRCA.HHZ. 2019-12-19T06:00:50.01 0.3 undecidable manual S 34 0.1727 118 -0.15 74
IV.MMO1.EHZ. 2019-12-19T06:00:49.60 0.3 undecidable manual P 50 0.3274 50 -0.2 71
IV.CESI.HHE. 2019-12-19T06:00:49.74 0.3 undecidable manual P 350 0.3202 50 0.06 73
IV.FEMA.HNE. 2019-12-19T06:00:49.29 1.0 undecidable manual P 10 0.277 50 0.36 23
IV.MOMA.HHZ. 2019-12-19T06:00:49.61 0.3 undecidable manual P 291 0.3247 50 -0.13 72
IV.RM33.EHZ. 2019-12-19T06:00:48.26 0.3 undecidable manual P 137 0.2482 50 -0.18 72
IV.MC2.EHZ. 2019-12-19T06:00:48.78 0.3 undecidable manual P 34 0.268 50 0 75
IV.SMA1.EHZ. 2019-12-19T06:00:48.85 0.3 undecidable manual P 103 0.2653 50 0.12 73
IV.LNSS.HHZ. 2019-12-19T06:00:47.61 0.3 undecidable manual S 154 0.0962 133 -0.12 75
IV.NRCA.HHZ. 2019-12-19T06:00:46.95 0.3 undecidable manual P 34 0.1727 118 -0.03 76
IV.GAVE.EHZ. 2019-12-19T06:00:46.91 0.3 undecidable manual S 272 0.0657 144 -0.04 77
IV.GAVE.EHZ. 2019-12-19T06:00:45.33 0.1 positive manual P 272 0.0657 144 0.2 99
IV.LNSS.HHZ. 2019-12-19T06:00:45.72 0.1 negative manual P 154 0.0962 133 0.14 100
IV.APEC.HHZ. 2019-12-19T06:00:43.46 3.0 negative manual P -1.5 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHE. ML:1.8 0.00087552575 0.16 AML other m 2019-12-19T06:00:47.28
IV.GAVE.HNN. ML:1.2 0.000255097905 0.2304 AML other m 2019-12-19T06:00:47.11
IV.GAVE.HNE. ML:1.8 0.00086844275 0.16 AML other m 2019-12-19T06:00:47.28
IV.GAVE.EHN. ML:1.6 0.00057269715 0.2208 AML other m 2019-12-19T06:00:47.11
IV.LNSS.HNE. ML:1.3 0.00025870155 0.1088 AML other m 2019-12-19T06:00:47.91
IV.LNSS.HHE. ML:1.4 0.0002751407 0.1216 AML other m 2019-12-19T06:00:47.91
IV.LNSS.HNN. ML:1.1 0.0001683668 0.1408 AML other m 2019-12-19T06:00:48.20
IV.LNSS.HHN. ML:1.1 0.00016273245 0.1216 AML other m 2019-12-19T06:00:48.14
IV.NRCA.HNE. ML:1.4 0.0002032854 0.1504 AML other m 2019-12-19T06:00:50.63
IV.NRCA.HHE. ML:1.4 0.0001962191 0.1408 AML other m 2019-12-19T06:00:50.56
IV.NRCA.HHN. ML:1.3 0.00015023905 0.1216 AML other m 2019-12-19T06:00:50.63
IV.RM33.EHN. ML:0.9 4.631977E-5 0.1792 AML other m 2019-12-19T06:00:52.94
IV.RM33.EHE. ML:0.9 3.812708E-5 0.1408 AML other m 2019-12-19T06:00:53.87
IV.MOMA.HHN. ML:1.1 4.9397185E-5 0.24 AML other m 2019-12-19T06:00:56.44
IV.MOMA.HHE. ML:1.1 4.3372195E-5 0.16 AML other m 2019-12-19T06:00:56.36
IV.FDMO.HHN. ML:0.8 1.93450055E-5 0.1184 AML other m 2019-12-19T06:00:57.21
IV.FDMO.HHE. ML:0.8 2.6210195E-5 0.16 AML other m 2019-12-19T06:00:56.75
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download