Earthquake with magnitude of ML 1.0 on date 01-11-2023 and time 21:07:52 (Italy) in region 4 km W Cittareale (RI)

A magnitude ML 1.0 earthquake occured in region: 4 km W Cittareale (RI), on

  • 01-11-2023 20:07:52 (UTC)
  • 01-11-2023 21:07:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6230, 13.1170 at 10 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
Cittareale RI 4 482 482
Posta RI 11 694 1176
Borbona RI 12 617 1793
Accumoli RI 14 667 2460
Cascia PG 14 3217 5677
Monteleone di Spoleto PG 14 599 6276
Amatrice RI 14 2657 8933
Leonessa RI 14 2435 11368
Montereale AQ 15 2581 13949
Poggiodomo PG 18 117 14066
Capitignano AQ 19 665 14731
Norcia PG 19 4957 19688
Micigliano RI 20 127 19815

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NW of L'Aquila (69753 inhabitants)
39 Km E of Terni (111501 inhabitants)
48 Km W of Teramo (54892 inhabitants)
50 Km SE of Foligno (57155 inhabitants)
76 Km NE of Guidonia Montecelio (88673 inhabitants)
78 Km NE of Tivoli (56533 inhabitants)
80 Km SE of Perugia (166134 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
86 Km E of Viterbo (67173 inhabitants)
91 Km W of Chieti (51815 inhabitants)
92 Km W of Pescara (121014 inhabitants)
96 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
Reviewed
Rev100
ML 1.0 2023-11-01
20:07:52
42.6227 13.1167 10 2023-11-01
20:16:06
Sala Sismica INGV-Roma 122650391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-01 20:07:52 ± 0.09
Latitude 42.6227 ± 0.0054
Longitude 13.1167 ± 0.0049
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 122650391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 591
Semi-minor axis of confidence ellipse (meter) 390
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 204
Circular confidence region, given by single value of horizontal uncertainty (meter) 590.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31656
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 122650391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-01 20:16:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MUCR.HHZ. 2023-11-01T20:09:33.26 3.0 undecidable manual Sn 4.95 0
OX.MPRI.HHZ. 2023-11-01T20:09:23.85 3.0 undecidable manual Sn -4.95 0
GU.CANO.HHZ. 2023-11-01T20:09:16.24 3.0 undecidable manual Sn 5.21 0
AC.VLO.HHZ. 2023-11-01T20:09:14.47 3.0 undecidable manual Pg 19.610001 0
IV.SALB.HHZ. 2023-11-01T20:09:11.13 3.0 undecidable manual Sn -3.66 0
7C.SPAOL.HNZ. 2023-11-01T20:08:59.81 3.0 undecidable manual Pg 16.77 0
GU.SATI.HNZ. 2023-11-01T20:08:55.65 3.0 positive manual Pn 11.06 0
GU.PZZ.HHZ. 2023-11-01T20:08:49.45 3.0 undecidable manual Pn 12.06 0
IV.MSSA.HHZ. 2023-11-01T20:08:38.71 3.0 positive manual Pg 19.440001 0
IV.GATE.HHZ. 2023-11-01T20:08:35.19 3.0 undecidable manual Sn -3.11 0
IV.CIMA.HNZ. 2023-11-01T20:08:32.83 3.0 undecidable manual Sg 0.66 0
IV.SPS2.HHZ. 2023-11-01T20:08:31.63 3.0 negative manual Pn -1.56 0
IV.CSNT.HHZ. 2023-11-01T20:08:27.02 3.0 undecidable manual Sn -2.06 0
IV.CAMP.HHZ. 2023-11-01T20:08:22.18 3.0 undecidable manual Sg 1.81 0
IV.GATE.HHZ. 2023-11-01T20:08:18.95 3.0 positive manual Pg 10.73 0
IV.MMO1.EHE. 2023-11-01T20:08:04.86 0.3 undecidable manual S 29 35.1426 50 0 74
IV.MC2.EHE. 2023-11-01T20:08:04.30 0.3 undecidable manual S 10 32.5452 50 0.13 72
7F.SIB1.EHE. 2023-11-01T20:08:04.12 0.6 undecidable manual S 22 32.6451 50 -0.08 49
IV.APEC.HHZ. 2023-11-01T20:08:03.29 3.0 undecidable manual Pn 0.17 0
IV.NRCA.HHZ. 2023-11-01T20:08:01.39 0.3 undecidable manual S 360 23.3544 113 -0.14 73
IV.GAVE.EHN. 2023-11-01T20:08:00.12 0.3 undecidable manual S 293 19.6692 116 -0.26 72
IV.SMA1.EHZ. 2023-11-01T20:07:59.93 0.3 undecidable manual S 87 17.871 119 0.12 74
IV.MC2.EHE. 2023-11-01T20:07:59.69 0.1 undecidable manual P 10 32.5452 50 0.35 92
7F.SIB1.EHE. 2023-11-01T20:07:59.20 0.1 undecidable manual P 22 32.6451 50 -0.15 96
IV.MMO1.EHE. 2023-11-01T20:07:59.47 0.1 undecidable manual P 29 35.1426 50 -0.26 93
IV.RM33.EHZ. 2023-11-01T20:07:58.59 0.3 undecidable manual S 148 14.9739 123 -0.34 71
IV.VVLD.HHZ. 2023-11-01T20:07:58.53 3.0 positive manual P 0.68 0
IV.GAVE.EHN. 2023-11-01T20:07:57.20 0.1 undecidable manual P 293 19.6692 116 0.06 100
IV.NRCA.HHZ. 2023-11-01T20:07:57.65 1.0 negative manual P 360 23.3544 113 -0.17 24
IV.RM33.EHZ. 2023-11-01T20:07:56.22 1.0 undecidable manual P 148 14.9739 123 -0.09 25
IV.SMA1.EHZ. 2023-11-01T20:07:56.98 0.1 undecidable manual P 87 17.871 119 0.16 98
IV.LNSS.HHZ. 2023-11-01T20:07:56.94 0.3 undecidable manual S 251 6.5934 146 0.1 76
IV.LAV9.HNZ. 2023-11-01T20:07:55.13 3.0 undecidable manual P 1.75 0
IV.LNSS.HHZ. 2023-11-01T20:07:55.36 0.1 negative manual P 251 6.5934 146 0.26 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:0.8 0.0001095 0.3 AML other m 2023-11-01T20:07:57.17
IV.LNSS.HHN. ML:0.8 0.0001037 0.12 AML other m 2023-11-01T20:07:57.09
IV.RM33.EHN. ML:0.9 0.00007615 0.22 AML other m 2023-11-01T20:07:58.79
IV.RM33.EHE. ML:0.6 0.000034149999999999997 1.22 AML other m 2023-11-01T20:07:59.13
IV.APEC.HHN. ML:1.8 0.00005075 1.14 AML other m 2023-11-01T20:08:49.57
IV.APEC.HHE. ML:1.8 0.00004745 0.44 AML other m 2023-11-01T20:09:02.61
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