Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.7 on date 16-03-2022 and time 01:57:47 (UTC) in region 1 km S Cittareale (RI)

A magnitude ML 0.7 earthquake occured in region: 1 km S Cittareale (RI), on

  • 16-03-2022 01:57:47 (UTC)
  • 16-03-2022 02:57:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6080, 13.1590 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.

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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 1 482 482
Posta RI 11 694 1176
Borbona RI 11 617 1793
Amatrice RI 11 2657 4450
Montereale AQ 12 2581 7031
Accumoli RI 12 667 7698
Capitignano AQ 15 665 8363
Leonessa RI 17 2435 10798
Cascia PG 17 3217 14015
Cagnano Amiterno AQ 17 1369 15384
Monteleone di Spoleto PG 18 599 15983
Campotosto AQ 18 542 16525
Micigliano RI 19 127 16652
Barete AQ 20 737 17389

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NW of L'Aquila (69753 inhabitants)
42 Km E of Terni (111501 inhabitants)
45 Km W of Teramo (54892 inhabitants)
54 Km SE of Foligno (57155 inhabitants)
76 Km NE of Guidonia Montecelio (88673 inhabitants)
77 Km NE of Tivoli (56533 inhabitants)
82 Km W of Montesilvano (53738 inhabitants)
84 Km SE of Perugia (166134 inhabitants)
88 Km W of Chieti (51815 inhabitants)
88 Km W of Pescara (121014 inhabitants)
89 Km E of Viterbo (67173 inhabitants)
97 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 0.7 2022-03-16
01:57:47		 42.6077 13.1593 12 2022-03-16
02:05:08		 Sala Sismica INGV-Roma 102015181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-16 01:57:47 ± 0.1
Latitude 42.6077 ± 0.0054
Longitude 13.1593 ± 0.0061
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 102015181

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 505
Semi-minor axis of confidence ellipse (meter) 486
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 216
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.08813
Epicentral distance of station farthest from the epicenter (degree) 0.32735
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 102015181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-16 02:05:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2022-03-16T01:57:56.88 0.3 undecidable manual S 352 25.3524 94 -0.12 72
IV.MTRA.HNZ. 2022-03-16T01:57:56.77 0.3 undecidable manual S 49 25.4523 94 -0.26 70
IV.GAVE.HNZ. 2022-03-16T01:57:56.46 0.3 undecidable manual S 294 23.5542 95 -0.08 72
IV.MMO1.EHZ. 2022-03-16T01:57:55.00 0.3 undecidable manual P 23 35.1426 92 0.39 68
IV.TERO.HHZ. 2022-03-16T01:57:54.48 0.3 undecidable manual P 87 36.3414 92 -0.32 68
IV.SMA1.EHZ. 2022-03-16T01:57:54.23 0.3 undecidable manual S 80 14.5743 107 0.06 74
IV.NRCA.HHZ. 2022-03-16T01:57:53.07 0.1 undecidable manual P 352 25.3524 94 -0.04 98
IV.MTRA.HNZ. 2022-03-16T01:57:53.08 0.1 undecidable manual P 49 25.4523 94 -0.04 98
IV.RM33.EHZ. 2022-03-16T01:57:53.28 0.3 undecidable manual S 158 11.877 118 -0.21 73
IV.LNSS.HHZ. 2022-03-16T01:57:53.08 0.3 undecidable manual S 267 9.7791 127 0.06 76
IV.GAVE.HNZ. 2022-03-16T01:57:52.62 0.3 undecidable manual P 294 23.5542 95 -0.22 70
IV.RM33.EHZ. 2022-03-16T01:57:51.16 0.1 undecidable manual P 158 11.877 118 0.08 100
IV.SMA1.EHZ. 2022-03-16T01:57:51.73 0.1 undecidable manual P 80 14.5743 107 0.26 96
IV.LNSS.HHZ. 2022-03-16T01:57:51.02 0.1 undecidable manual P 267 9.7791 127 0.22 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:0.9 0.00008065 0.24 AML other m 2022-03-16T01:57:53.47
IV.RM33.EHE. ML:0.5 0.00003545 0.4 AML other m 2022-03-16T01:57:54.00
IV.SMA1.EHE. ML:0.4 0.00002583646 0.1184 AML other m 2022-03-16T01:57:54.53
IV.SMA1.EHN. ML:0.6 0.000042311615 0.32 AML other m 2022-03-16T01:57:54.71
IV.NRCA.HHE. ML:1.0 0.0000521239 0.16 AML other m 2022-03-16T01:57:57.07
IV.NRCA.HHN. ML:0.6 0.00002027097 0.0992 AML other m 2022-03-16T01:57:57.72
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