Earthquake with magnitude of ML 1.6 on date 30-10-2020 and time 04:36:09 (Italy) in region 6 km SE Cittareale (RI)

A magnitude ML 1.6 earthquake occured in region: 6 km SE Cittareale (RI), on

  • 30-10-2020 03:36:09 (UTC)
  • 30-10-2020 04:36:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.577, 13.204 at 11 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
Cittareale RI 6 482 482
Montereale AQ 7 2581 3063
Borbona RI 9 617 3680
Amatrice RI 9 2657 6337
Capitignano AQ 10 665 7002
Posta RI 11 694 7696
Cagnano Amiterno AQ 13 1369 9065
Accumoli RI 14 667 9732
Campotosto AQ 14 542 10274
Barete AQ 15 737 11011
Pizzoli AQ 17 4326 15337
Micigliano RI 18 127 15464
Leonessa RI 20 2435 17899

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NW of L'Aquila (69753 inhabitants)
42 Km W of Teramo (54892 inhabitants)
46 Km E of Terni (111501 inhabitants)
59 Km SE of Foligno (57155 inhabitants)
75 Km NE of Guidonia Montecelio (88673 inhabitants)
76 Km NE of Tivoli (56533 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
83 Km W of Chieti (51815 inhabitants)
84 Km W of Pescara (121014 inhabitants)
89 Km SE of Perugia (166134 inhabitants)
92 Km E of Viterbo (67173 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
Bulletin
Rev1000
ML 1.6 2020-10-30
03:36:09
42.5768 13.2037 11 2021-02-26
14:56:09
Bollettino Sismico Italiano INGV 85174581
Reviewed
Rev100
ML 1.6 2020-10-30
03:36:08
42.5522 13.207 13 2020-10-30
03:41:17
Sala Sismica INGV-Roma 84251081
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-10-30 03:36:09 ± 0.07
Latitude 42.5768 ± 0.0009
Longitude 13.2037 ± 0.0012
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85174581

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 500
Semi-minor axis of confidence ellipse (meter) 150
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 318
Circular confidence region, given by single value of horizontal uncertainty (meter) 150
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.37
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.56387
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 85174581
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-03 10:45:43

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 84251081
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-10-30 03:41:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.RMP.HHZ. 2020-10-30T03:36:36.26 3.0 undecidable manual S -2.23 0
IV.CSP1.EHZ. 2020-10-30T03:36:27.84 0.3 undecidable manual S 0 0.5144 90 0.8 56
IV.MF5.EHZ. 2020-10-30T03:36:26.58 0.1 undecidable manual S 24 0.4515 90 1.4 55
IV.CESI.HHZ. 2020-10-30T03:36:26.51 0.3 undecidable manual S 333 0.4811 90 0.47 64
IV.FDMO.HHZ. 2020-10-30T03:36:26.38 0.6 undecidable manual S 350 0.4667 90 0.74 38
IV.CESX.HHZ. 2020-10-30T03:36:25.24 0.3 undecidable manual S 274 0.4551 90 -0.04 71
IV.MMO1.EHZ. 2020-10-30T03:36:22.00 0.1 undecidable manual S 16 0.3345 90 0.28 91
IV.MC2.EHZ. 2020-10-30T03:36:22.30 0.6 undecidable manual S 358 0.3345 90 0.59 42
IV.MNTT.EHZ. 2020-10-30T03:36:21.30 0.1 undecidable manual P 31 0.5639 90 0.9 70
IV.OFFI.HHZ. 2020-10-30T03:36:20.20 0.1 undecidable manual P 44 0.5027 90 0.84 73
IV.TERO.HHZ. 2020-10-30T03:36:20.21 0.1 undecidable manual S 81 0.2977 90 -0.42 91
IV.ARRO.EHZ. 2020-10-30T03:36:20.87 0.3 undecidable manual S 271 0.322 90 -0.48 66
IV.CSP1.EHZ. 2020-10-30T03:36:19.55 0.1 undecidable manual P 0 0.5144 90 -0.01 94
IV.VCEL.EHZ. 2020-10-30T03:36:19.55 0.3 undecidable manual P 111 0.5036 90 0.18 68
IV.NRCA.HHZ. 2020-10-30T03:36:19.39 0.1 undecidable manual S 346 0.2644 90 -0.25 95
IV.CESI.HHZ. 2020-10-30T03:36:19.03 0.3 undecidable manual P 333 0.4811 90 0.05 70
IV.MOMA.HHZ. 2020-10-30T03:36:19.58 0.3 undecidable manual P 296 0.518 90 -0.04 70
IV.CESX.HHZ. 2020-10-30T03:36:18.16 0.3 undecidable manual P 274 0.4551 90 -0.38 66
IV.GAVE.EHZ. 2020-10-30T03:36:18.93 0.1 undecidable manual S 297 0.2554 90 -0.43 91
IV.FDMO.HHZ. 2020-10-30T03:36:18.74 0.3 undecidable manual P 350 0.4667 90 -0.01 71
IV.MF5.EHZ. 2020-10-30T03:36:18.87 0.1 undecidable manual P 24 0.4515 90 0.39 88
IV.MTRA.EHZ. 2020-10-30T03:36:18.32 0.1 undecidable manual S 38 0.2284 90 -0.26 96
IV.MMO1.EHZ. 2020-10-30T03:36:16.43 0.1 positive manual P 16 0.3345 90 -0.05 97
IV.CAMP.HHZ. 2020-10-30T03:36:16.06 0.1 undecidable manual S 105 0.1565 90 -0.38 94
IV.MC2.EHZ. 2020-10-30T03:36:16.50 0.1 positive manual P 358 0.3345 90 0.02 97
IV.TERO.HHZ. 2020-10-30T03:36:15.55 0.1 undecidable manual P 81 0.2977 90 -0.31 93
IV.LNSS.HHZ. 2020-10-30T03:36:15.26 0.1 undecidable manual S 282 0.1232 92 -0.18 98
IV.ARRO.EHZ. 2020-10-30T03:36:15.93 0.1 undecidable manual P 271 0.322 90 -0.34 91
IV.SMA1.EHZ. 2020-10-30T03:36:15.21 0.1 undecidable manual S 61 0.1106 105 0.13 98
IV.NRCA.HHZ. 2020-10-30T03:36:15.10 0.1 positive manual P 346 0.2644 90 -0.19 96
IV.T1299.HNN. 2020-10-30T03:36:14.39 0.1 undecidable manual S 45 0.0809 125 0.09 100
IV.MTRA.EHZ. 2020-10-30T03:36:14.54 0.1 positive manual P 38 0.2284 90 -0.13 98
IV.GAVE.EHZ. 2020-10-30T03:36:14.86 0.1 positive manual P 297 0.2554 90 -0.26 94
IV.CAMP.HHZ. 2020-10-30T03:36:13.32 0.1 undecidable manual P 105 0.1565 90 -0.12 99
IV.RM33.HNZ. 2020-10-30T03:36:13.38 0.1 undecidable manual S 173 0.0683 133 -0.62 88
IV.T1299.HNN. 2020-10-30T03:36:12.38 0.1 positive manual P 45 0.0809 125 0.17 99
IV.LNSS.HHZ. 2020-10-30T03:36:12.74 0.1 positive manual P 282 0.1232 92 -0.12 99
IV.SMA1.EHZ. 2020-10-30T03:36:12.85 0.1 positive manual P 61 0.1106 105 0.19 98
IV.RM33.HNZ. 2020-10-30T03:36:11.86 0.1 negative manual P 173 0.0683 133 -0.17 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNN. ML:2.3 0.002595 0.54 AML other m 2020-10-30T03:36:13.73
IV.RM33.EHN. ML:2.3 0.00256 0.52 AML other m 2020-10-30T03:36:13.73
IV.RM33.EHE. ML:2.2 0.00227 0.14 AML other m 2020-10-30T03:36:13.69
IV.RM33.HNE. ML:2.2 0.002275 0.14 AML other m 2020-10-30T03:36:13.69
IV.LNSS.HHE. ML:1.8 0.0007205 0.14 AML other m 2020-10-30T03:36:15.44
IV.LNSS.HHN. ML:1.8 0.0006805 0.16 AML other m 2020-10-30T03:36:15.38
IV.SMA1.EHN. ML:2.1 0.001213 0.48 AML other m 2020-10-30T03:36:15.56
IV.SMA1.EHE. ML:2.3 0.00218 0.52 AML other m 2020-10-30T03:36:15.64
IV.CAMP.HHE. ML:1.2 0.0001405 1.2 AML other m 2020-10-30T03:36:16.12
IV.CAMP.HHN. ML:1.2 0.000146 0.6 AML other m 2020-10-30T03:36:17.15
IV.MTRA.EHN. ML:1.7 0.0003 0.86 AML other m 2020-10-30T03:36:18.59
IV.MTRA.EHE. ML:1.8 0.000367 0.84 AML other m 2020-10-30T03:36:19.90
IV.NRCA.HHE. ML:1.9 0.000364 0.12 AML other m 2020-10-30T03:36:19.63
IV.NRCA.HHN. ML:1.6 0.0002095 0.12 AML other m 2020-10-30T03:36:19.86
IV.GAVE.EHN. ML:1.5 0.0001695 0.46 AML other m 2020-10-30T03:36:20.37
IV.TERO.HHN. ML:1.6 0.0001915 0.38 AML other m 2020-10-30T03:36:20.26
IV.TERO.HHE. ML:1.6 0.0001485 0.48 AML other m 2020-10-30T03:36:20.25
IV.GAVE.EHE. ML:1.5 0.000145 0.64 AML other m 2020-10-30T03:36:21.82
IV.ARRO.EHE. ML:1.3 8.485E-5 0.82 AML other m 2020-10-30T03:36:22.55
IV.ARRO.EHN. ML:1.4 0.0001035 0.64 AML other m 2020-10-30T03:36:22.54
IV.CESX.HHE. ML:1.2 4.565E-5 0.2 AML other m 2020-10-30T03:36:26.71
IV.CESX.HHN. ML:1.3 5.035E-5 0.86 AML other m 2020-10-30T03:36:27.54
IV.FDMO.HHE. ML:1.2 3.63E-5 0.52 AML other m 2020-10-30T03:36:28.30
IV.FDMO.HHN. ML:1.1 2.95E-5 1.28 AML other m 2020-10-30T03:36:28.88
IV.VCEL.EHE. ML:1.5 7.72E-5 1.02 AML other m 2020-10-30T03:36:29.77
IV.MOMA.HHE. ML:1.5 7.165E-5 0.74 AML other m 2020-10-30T03:36:29.35
IV.VCEL.EHN. ML:1.6 8.215E-5 0.86 AML other m 2020-10-30T03:36:29.67
IV.MOMA.HHN. ML:1.3 4.71E-5 0.26 AML other m 2020-10-30T03:36:30.79
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