Earthquake with magnitude of ML 0.8 on date 02-01-2023 and time 01:31:00 (UTC) in region 3 km N Poggiodomo (PG)

A magnitude ML 0.8 earthquake occured in region: 3 km N Poggiodomo (PG), on

  • 02-01-2023 01:31:00 (UTC)
  • 02-01-2023 02:31:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7360, 12.9260 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
Poggiodomo PG 3 117 117
Vallo di Nera PG 6 364 481
Sant'Anatolia di Narco PG 7 564 1045
Cascia PG 7 3217 4262
Scheggino PG 8 461 4723
Cerreto di Spoleto PG 9 1075 5798
Monteleone di Spoleto PG 10 599 6397
Norcia PG 15 4957 11354
Spoleto PG 15 38218 49572
Campello sul Clitunno PG 15 2442 52014
Ferentillo TR 17 1913 53927
Sellano PG 17 1079 55006
Polino TR 18 233 55239
Preci PG 18 724 55963
Leonessa RI 20 2435 58398

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NE of Terni (111501 inhabitants)
31 Km SE of Foligno (57155 inhabitants)
58 Km NW of L'Aquila (69753 inhabitants)
60 Km SE of Perugia (166134 inhabitants)
64 Km W of Teramo (54892 inhabitants)
76 Km E of Viterbo (67173 inhabitants)
83 Km N of Guidonia Montecelio (88673 inhabitants)
86 Km N of Tivoli (56533 inhabitants)
101 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
Bulletin
Rev1000
ML 0.8 2023-01-02
01:31:00
42.7362 12.9263 11 2024-03-01
17:18:06
Bollettino Sismico Italiano INGV 117016761
Reviewed
Rev100
ML 1.0 2023-01-02
01:31:00
42.7387 12.922 10 2023-01-02
01:38:07
Sala Sismica INGV-Roma 113240321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-02 01:31:00 ± 0.04
Latitude 42.7362 ± 0.0027
Longitude 12.9263 ± 0.0024
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117016761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 253
Semi-minor axis of confidence ellipse (meter) 216
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 167
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 76
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 34
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) 0.04946
Epicentral distance of station farthest from the epicenter (degree) 0.41009
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 117016761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-04 10:35:53

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 113240321
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-02 01:38:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHE. 2023-01-02T01:31:15.30 0.6 undecidable manual S 30 45.5211 50 0.31 45
IV.MML1.HNE. 2023-01-02T01:31:14.41 0.6 undecidable manual S 5 42.0246 50 0.34 45
IV.ASSB.HHZ. 2023-01-02T01:31:13.58 0.6 undecidable manual S 327 40.3263 50 -0.04 48
IV.MMO1.EHN. 2023-01-02T01:31:12.76 0.6 undecidable manual S 61 37.2294 50 -0.04 48
7F.SIB2.EHE. 2023-01-02T01:31:12.20 0.6 undecidable manual S 61 35.2425 50 -0.04 49
IV.FDMO.HHZ. 2023-01-02T01:31:12.33 0.6 undecidable manual S 21 35.8419 50 -0.08 48
IV.RM33.EHZ. 2023-01-02T01:31:12.18 0.6 undecidable manual S 137 34.4433 50 0.13 48
7F.SIB1.EHE. 2023-01-02T01:31:11.70 0.6 undecidable manual S 58 33.0447 50 0.03 49
IV.MC2.EHZ. 2023-01-02T01:31:10.78 0.6 undecidable manual S 48 28.8489 50 0.22 47
IV.MOMA.HHZ. 2023-01-02T01:31:10.89 0.6 undecidable manual S 285 29.9478 50 0.04 49
IV.CESX.HHE. 2023-01-02T01:31:10.82 0.6 undecidable manual S 243 31.1466 50 -0.33 46
7F.SIB3.EHN. 2023-01-02T01:31:10.93 0.6 undecidable manual S 61 31.9458 50 -0.44 45
IV.CESI.HHZ. 2023-01-02T01:31:10.76 0.6 undecidable manual S 357 29.8479 50 -0.06 49
IV.MML1.HNE. 2023-01-02T01:31:08.19 0.1 undecidable manual P 5 42.0246 50 -0.05 96
IV.CSP1.EHE. 2023-01-02T01:31:08.72 0.1 undecidable manual P 30 45.5211 50 -0.05 95
IV.ARRO.EHZ. 2023-01-02T01:31:08.40 0.6 undecidable manual S 217 21.7671 116 -0.26 47
IV.NRCA.HHZ. 2023-01-02T01:31:07.48 0.6 undecidable manual S 55 18.7701 119 -0.24 48
IV.RM33.EHZ. 2023-01-02T01:31:07.07 0.1 undecidable manual P 137 34.4433 50 0 98
IV.LNSS.HHZ. 2023-01-02T01:31:07.30 0.6 undecidable manual S 148 17.4714 121 -0.04 50
IV.ASSB.HHZ. 2023-01-02T01:31:07.75 0.3 undecidable manual P 327 40.3263 50 -0.23 69
IV.MMO1.EHN. 2023-01-02T01:31:07.45 0.1 undecidable manual P 61 37.2294 50 -0.05 97
7F.SIB2.EHE. 2023-01-02T01:31:07.27 0.1 undecidable manual P 61 35.2425 50 0.09 96
IV.FDMO.HHZ. 2023-01-02T01:31:07.14 0.1 undecidable manual P 21 35.8419 50 -0.14 95
IV.CESI.HHZ. 2023-01-02T01:31:06.28 0.3 positive manual P 357 29.8479 50 -0.08 73
IV.MC2.EHZ. 2023-01-02T01:31:06.38 0.6 undecidable manual P 48 28.8489 50 0.17 48
IV.MOMA.HHZ. 2023-01-02T01:31:06.61 0.1 undecidable manual P 285 29.9478 50 0.23 94
IV.CESX.HHE. 2023-01-02T01:31:06.62 0.1 undecidable manual P 243 31.1466 50 0.07 97
7F.SIB3.EHN. 2023-01-02T01:31:06.61 0.1 undecidable manual P 61 31.9458 50 -0.07 97
7F.SIB1.EHE. 2023-01-02T01:31:06.94 0.1 undecidable manual P 58 33.0447 50 0.09 97
IV.ARRO.EHZ. 2023-01-02T01:31:05.02 0.6 positive manual P 217 21.7671 116 -0.09 49
IV.NRCA.HHZ. 2023-01-02T01:31:04.57 1.0 undecidable manual P 55 18.7701 119 0 25
IV.LNSS.HHZ. 2023-01-02T01:31:04.40 0.1 positive manual P 148 17.4714 121 0.05 100
IV.GAVE.EHZ. 2023-01-02T01:31:04.39 0.6 undecidable manual S 208 5.4945 152 0 52
IV.GAVE.EHZ. 2023-01-02T01:31:02.90 0.1 undecidable manual P 208 5.4945 152 0.25 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.0 0.00008474999999999999 0.14 AML other m 2023-01-02T01:31:07.71
IV.LNSS.HHN. ML:0.9 0.00006934999999999999 0.34 AML other m 2023-01-02T01:31:08.39
IV.LNSS.HHE. ML:1.0 0.0000776 1.38 AML other m 2023-01-02T01:31:08.30
IV.NRCA.HHN. ML:0.8 0.0000467 0.52 AML other m 2023-01-02T01:31:09.64
IV.FDMO.HHN. ML:0.6 0.00001695 0.64 AML other m 2023-01-02T01:31:12.84
IV.FDMO.HHE. ML:0.8 0.0000251 0.84 AML other m 2023-01-02T01:31:13.09
IV.CESI.HHN. ML:0.6 0.000022371155 0.2 AML other m 2023-01-02T01:31:11.42
IV.CESI.HHE. ML:0.3 0.000012181358 0.14 AML other m 2023-01-02T01:31:11.76
IV.ASSB.HHE. ML:0.6 0.000015123520000000002 0.08 AML other m 2023-01-02T01:31:15.50
IV.ASSB.HHN. ML:0.6 0.00001397525 0.12 AML other m 2023-01-02T01:31:15.10
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