Earthquake with magnitude of ML 1.2 on date 11-05-2023 and time 22:31:56 (UTC) in region 6 km NE Campotosto (AQ)

A magnitude ML 1.2 earthquake occured in region: 6 km NE Campotosto (AQ), on

  • 11-05-2023 22:31:56 (UTC)
  • 12-05-2023 00:31:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5960, 13.4190 at 15 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
Campotosto AQ 6 542 542
Crognaleto TE 7 1297 1839
Cortino TE 8 656 2495
Fano Adriano TE 11 296 2791
Amatrice RI 11 2657 5448
Capitignano AQ 13 665 6113
Rocca Santa Maria TE 14 537 6650
Pietracamela TE 14 271 6921
Montereale AQ 16 2581 9502
Valle Castellana TE 17 977 10479
Montorio al Vomano TE 18 8218 18697
Accumoli RI 18 667 19364
Acquasanta Terme AP 19 2916 22280
Barete AQ 20 737 23017
Tossicia TE 20 1406 24423

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km W of Teramo (54892 inhabitants)
27 Km N of L'Aquila (69753 inhabitants)
61 Km W of Montesilvano (53738 inhabitants)
63 Km E of Terni (111501 inhabitants)
67 Km W of Pescara (121014 inhabitants)
67 Km W of Chieti (51815 inhabitants)
71 Km SE of Foligno (57155 inhabitants)
87 Km NE of Tivoli (56533 inhabitants)
87 Km NE of Guidonia Montecelio (88673 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 1.2 2023-05-11
22:31:56
42.5957 13.4193 15 2023-05-11
22:44:28
Sala Sismica INGV-Roma 117264421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-11 22:31:56 ± 0.07
Latitude 42.5957 ± 0.0036
Longitude 13.4193 ± 0.0049
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117264421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 416
Semi-minor axis of confidence ellipse (meter) 251
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 41
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 85
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.45146
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 117264421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-11 22:44:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2023-05-11T22:32:14.25 3.0 undecidable manual S -1.63 0
IV.VCEL.EHZ. 2023-05-11T22:32:11.10 0.6 undecidable manual S 123 41.0256 97 0.81 38
IV.MMO1.EHZ. 2023-05-11T22:32:08.72 0.6 undecidable manual S 347 34.5432 99 0.16 47
IV.NRCA.HHZ. 2023-05-11T22:32:08.90 0.6 undecidable manual S 317 36.2415 99 -0.12 47
IV.LNSS.HHZ. 2023-05-11T22:32:07.82 0.6 undecidable manual S 272 30.9468 101 0.2 47
IV.FDMO.HHZ. 2023-05-11T22:32:06.74 3.0 positive manual Pn -0.38 0
IV.GUMA.HHZ. 2023-05-11T22:32:06.61 3.0 negative manual P 0.08 0
IV.ARRO.EHZ. 2023-05-11T22:32:06.42 3.0 negative manual P -0.26 0
IV.T0110.HHZ. 2023-05-11T22:32:05.70 0.3 undecidable manual P 144 50.1165 95 -0.27 67
IV.MF5.EHZ. 2023-05-11T22:32:05.35 3.0 negative manual Pn 0.23 0
IV.VCEL.EHZ. 2023-05-11T22:32:04.67 0.3 undecidable manual P 123 41.0256 97 0.08 71
IV.MTRA.EHZ. 2023-05-11T22:32:04.39 0.6 undecidable manual S 354 17.9709 116 0.09 49
IV.GIGS.HHZ. 2023-05-11T22:32:04.42 0.6 undecidable manual S 142 20.1687 112 -0.43 46
IV.RM33.EHZ. 2023-05-11T22:32:04.65 0.6 undecidable manual S 240 19.2696 113 0.01 50
IV.NRCA.HHZ. 2023-05-11T22:32:03.78 0.1 undecidable manual P 317 36.2415 99 -0.08 95
IV.TERO.HHZ. 2023-05-11T22:32:03.48 0.6 undecidable manual S 79 15.3735 121 -0.22 48
IV.LNSS.HHZ. 2023-05-11T22:32:03.06 0.1 undecidable manual P 272 30.9468 101 0.01 98
IV.MMO1.EHZ. 2023-05-11T22:32:03.53 0.1 undecidable manual P 347 34.5432 99 -0.06 96
IV.CAMP.HHZ. 2023-05-11T22:32:02.08 0.3 undecidable manual S 187 6.6933 150 0.01 76
IV.SMA1.EHZ. 2023-05-11T22:32:02.13 0.6 undecidable manual S 299 7.881 145 -0.1 50
IV.GIGS.HHZ. 2023-05-11T22:32:01.24 0.1 undecidable manual P 142 20.1687 112 -0.21 95
IV.RM33.EHZ. 2023-05-11T22:32:01.37 0.1 undecidable manual P 240 19.2696 113 0.04 100
IV.MTRA.EHZ. 2023-05-11T22:32:01.10 0.3 undecidable manual P 354 17.9709 116 -0.04 75
IV.CAMP.HHZ. 2023-05-11T22:32:00.01 0.1 undecidable manual P 187 6.6933 150 0.16 99
IV.SMA1.EHZ. 2023-05-11T22:32:00.09 0.1 undecidable manual P 299 7.881 145 0.15 99
IV.TERO.HHZ. 2023-05-11T22:32:00.74 0.1 undecidable manual P 79 15.3735 121 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHN. ML:1.2 0.0001785 0.18 AML other m 2023-05-11T22:32:02.30
IV.CAMP.HHE. ML:1.0 0.0001205 0.14 AML other m 2023-05-11T22:32:02.27
IV.SMA1.EHN. ML:1.1 0.00011949999999999999 0.18 AML other m 2023-05-11T22:32:02.56
IV.SMA1.EHE. ML:1.1 0.0001275 0.74 AML other m 2023-05-11T22:32:03.56
IV.TERO.HHE. ML:1.5 0.00023400000000000002 0.22 AML other m 2023-05-11T22:32:03.63
IV.TERO.HHN. ML:1.4 0.00019600000000000002 0.26 AML other m 2023-05-11T22:32:03.67
IV.GIGS.HHN. ML:0.7 0.0000317 0.42 AML other m 2023-05-11T22:32:04.48
IV.RM33.EHN. ML:1.1 0.00008335 0.94 AML other m 2023-05-11T22:32:04.77
IV.RM33.EHE. ML:1.2 0.0001114 1.36 AML other m 2023-05-11T22:32:04.11
IV.GIGS.HHE. ML:0.7 0.0000308 0.54 AML other m 2023-05-11T22:32:06.36
IV.LNSS.HHN. ML:1.3 0.00009029999999999999 0.68 AML other m 2023-05-11T22:32:08.48
IV.LNSS.HHE. ML:1.5 0.00013900000000000002 0.86 AML other m 2023-05-11T22:32:08.51
IV.NRCA.HHE. ML:1.5 0.00011449999999999999 0.08 AML other m 2023-05-11T22:32:09.66
IV.NRCA.HHN. ML:1.3 0.00007650000000000002 0.1 AML other m 2023-05-11T22:32:10.24
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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