Earthquake with magnitude of ML 1.5 on date 27-07-2023 and time 06:29:49 (UTC) in region 1 km NW Capitignano (AQ)

A magnitude ML 1.5 earthquake occured in region: 1 km NW Capitignano (AQ), on

  • 27-07-2023 06:29:49 (UTC)
  • 27-07-2023 08:29:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5250, 13.2980 at 14 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
Capitignano AQ 1 665 665
Montereale AQ 4 2581 3246
Campotosto AQ 7 542 3788
Barete AQ 8 737 4525
Cagnano Amiterno AQ 9 1369 5894
Pizzoli AQ 10 4326 10220
Amatrice RI 12 2657 12877
Borbona RI 14 617 13494
Crognaleto TE 15 1297 14791
Cittareale RI 15 482 15273
Posta RI 17 694 15967
Scoppito AQ 17 3727 19694
Accumoli RI 19 667 20361
Fano Adriano TE 20 296 20657

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NW of L'Aquila (69753 inhabitants)
37 Km W of Teramo (54892 inhabitants)
54 Km E of Terni (111501 inhabitants)
68 Km SE of Foligno (57155 inhabitants)
70 Km W of Montesilvano (53738 inhabitants)
74 Km W of Chieti (51815 inhabitants)
75 Km NE of Tivoli (56533 inhabitants)
75 Km NE of Guidonia Montecelio (88673 inhabitants)
75 Km W of Pescara (121014 inhabitants)
97 Km NE of Roma (2864731 inhabitants)
99 Km E of Viterbo (67173 inhabitants)
99 Km SE of Perugia (166134 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 1.5 2023-07-27
06:29:49
42.525 13.2983 14 2023-07-27
06:40:52
Sala Sismica INGV-Roma 119617191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-27 06:29:49 ± 0.08
Latitude 42.5250 ± 0.0045
Longitude 13.2983 ± 0.0049
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119617191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 498
Semi-minor axis of confidence ellipse (meter) 239
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 218
Circular confidence region, given by single value of horizontal uncertainty (meter) 500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 99
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33635
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 119617191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-27 06:40:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2023-07-27T06:30:01.86 0.6 undecidable manual S 336 37.3293 98 -0.15 47
IV.GIGS.HHZ. 2023-07-27T06:29:58.28 0.3 undecidable manual S 109 23.8539 106 -0.19 72
IV.LNSS.HHZ. 2023-07-27T06:29:58.18 0.3 undecidable manual S 292 22.755 107 -0.02 74
IV.AQU.HHZ. 2023-07-27T06:29:57.26 3.0 undecidable manual P 0
IV.NRCA.HHZ. 2023-07-27T06:29:56.61 0.1 undecidable manual P 336 37.3293 98 -0.12 94
IV.FIAM.HHZ. 2023-07-27T06:29:56.11 0.6 undecidable manual P 208 32.1456 100 0.18 48
IV.SMA1.EHZ. 2023-07-27T06:29:55.68 0.3 undecidable manual S 14 12.0768 130 0.01 75
IV.TERO.HHZ. 2023-07-27T06:29:55.13 0.1 undecidable manual P 66 27.2505 103 -0.06 97
IV.RM33.EHZ. 2023-07-27T06:29:54.53 0.3 undecidable manual S 255 7.0929 148 -0.25 73
IV.LNSS.HHZ. 2023-07-27T06:29:54.61 0.1 undecidable manual P 292 22.755 107 0.08 98
IV.CAMP.HHZ. 2023-07-27T06:29:54.98 0.3 undecidable manual S 82 9.0798 140 -0.12 75
IV.GIGS.HHZ. 2023-07-27T06:29:54.70 0.3 undecidable manual P 109 23.8539 106 0.02 74
IV.SMA1.EHZ. 2023-07-27T06:29:53.26 0.1 undecidable manual P 14 12.0768 130 0.19 97
IV.RM33.EHZ. 2023-07-27T06:29:52.66 0.1 undecidable manual P 255 7.0929 148 0.1 100
IV.CAMP.HHZ. 2023-07-27T06:29:52.96 0.1 undecidable manual P 82 9.0798 140 0.22 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNE. ML:1.7 0.000504 0.26 AML other m 2023-07-27T06:29:55.03
IV.RM33.EHE. ML:1.6 0.0004235 0.24 AML other m 2023-07-27T06:29:55.04
IV.RM33.HNN. ML:1.4 0.000273 0.58 AML other m 2023-07-27T06:29:55.30
IV.RM33.EHN. ML:1.4 0.0003075 0.74 AML other m 2023-07-27T06:29:55.31
IV.CAMP.HHN. ML:0.9 0.0000767 0.92 AML other m 2023-07-27T06:29:55.86
IV.SMA1.EHE. ML:2.2 0.001425 0.18 AML other m 2023-07-27T06:29:55.99
IV.SMA1.EHN. ML:1.8 0.0006215 0.18 AML other m 2023-07-27T06:29:56.17
IV.CAMP.HHE. ML:0.7 0.00005080617 0.4192 AML other m 2023-07-27T06:29:56.27
IV.LNSS.HHN. ML:1.6 0.0002485 0.24 AML other m 2023-07-27T06:29:58.38
IV.LNSS.HHE. ML:1.8 0.00033150000000000003 0.14 AML other m 2023-07-27T06:29:58.38
IV.GIGS.HHE. ML:0.2 0.0000122196315 0.4992 AML other m 2023-07-27T06:29:58.47
IV.GIGS.HHN. ML:0.4 0.000017184365 0.1376 AML other m 2023-07-27T06:29:59.49
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