Earthquake with magnitude of ML 1.9 on date 31-08-2023 and time 06:13:09 (UTC) in region 2 km SE Capitignano (AQ)

A magnitude ML 1.9 earthquake occured in region: 2 km SE Capitignano (AQ), on

  • 31-08-2023 06:13:09 (UTC)
  • 31-08-2023 08:13:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5130, 13.3200 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 2 665 665
Montereale AQ 6 2581 3246
Campotosto AQ 7 542 3788
Barete AQ 7 737 4525
Pizzoli AQ 9 4326 8851
Cagnano Amiterno AQ 10 1369 10220
Amatrice RI 13 2657 12877
Crognaleto TE 14 1297 14174
Borbona RI 15 617 14791
Scoppito AQ 17 3727 18518
Cittareale RI 18 482 19000
Posta RI 18 694 19694
Fano Adriano TE 18 296 19990
L'Aquila AQ 19 69753 89743
Pietracamela TE 19 271 90014
Cortino TE 20 656 90670

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km NW of L'Aquila (69753 inhabitants)
36 Km W of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
68 Km W of Montesilvano (53738 inhabitants)
70 Km SE of Foligno (57155 inhabitants)
72 Km W of Chieti (51815 inhabitants)
74 Km W of Pescara (121014 inhabitants)
75 Km NE of Tivoli (56533 inhabitants)
75 Km NE of Guidonia Montecelio (88673 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 1.9 2023-08-31
06:13:09
42.513 13.3195 15 2023-08-31
06:17:55
Sala Sismica INGV-Roma 120627681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-31 06:13:09 ± 0.08
Latitude 42.5130 ± 0.0045
Longitude 13.3195 ± 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 120627681

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 477
Semi-minor axis of confidence ellipse (meter) 122
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 206
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.61693
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 120627681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-31 06:17:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSNT.HHZ. 2023-08-31T06:13:44.60 3.0 undecidable manual Pg 6.13 0
IV.SNTG.HHZ. 2023-08-31T06:13:38.07 3.0 undecidable manual S 0.54 0
IV.LPEL.HHZ. 2023-08-31T06:13:35.96 3.0 undecidable manual S -1.37 0
IV.MOMA.HHZ. 2023-08-31T06:13:30.77 3.0 undecidable manual S -1.17 0
IV.CSP1.EHZ. 2023-08-31T06:13:30.57 3.0 undecidable manual S -0.21 0
IV.ASSB.HHZ. 2023-08-31T06:13:23.72 3.0 negative manual P 0.01 0
IV.FAGN.HHZ. 2023-08-31T06:13:22.10 3.0 undecidable manual S 0.15 0
IV.GAVE.EHZ. 2023-08-31T06:13:22.65 0.6 undecidable manual S 300 40.0266 97 -0.17 46
IV.INTR.HHZ. 2023-08-31T06:13:22.03 3.0 undecidable manual P -0.55 0
IV.MML1.EHZ. 2023-08-31T06:13:22.44 3.0 positive manual P -0.08 0
IV.MOMA.HHZ. 2023-08-31T06:13:22.07 3.0 negative manual P 0.13 0
IV.CERT.HHE. 2023-08-31T06:13:22.18 0.6 undecidable manual P 204 68.4759 94 0.57 40
IV.NRCA.HHZ. 2023-08-31T06:13:22.58 0.3 undecidable manual S 335 39.3273 97 -0.05 71
IV.CSP1.EHZ. 2023-08-31T06:13:21.15 3.0 undecidable manual P -0.14 0
IV.GUMA.HHZ. 2023-08-31T06:13:20.86 3.0 positive manual P 0.2 0
IV.FDMO.HHZ. 2023-08-31T06:13:20.58 3.0 undecidable manual P -0.08 0
IV.TERO.HNZ. 2023-08-31T06:13:19.10 0.3 undecidable manual S 62 26.2515 104 -0.1 72
IV.MTRA.EHZ. 2023-08-31T06:13:19.41 0.3 undecidable manual S 13 27.75 103 -0.18 71
IV.T0110.HHZ. 2023-08-31T06:13:18.66 0.3 undecidable manual P 130 48.9177 95 0.06 69
IV.LNSS.HHZ. 2023-08-31T06:13:18.81 0.3 undecidable manual S 294 24.8529 105 -0.04 72
IV.ARRO.EHZ. 2023-08-31T06:13:18.54 3.0 undecidable manual P 0.43 0
IV.NRCA.HHZ. 2023-08-31T06:13:17.04 0.6 negative manual P 335 39.3273 97 -0.09 47
IV.GAVE.EHZ. 2023-08-31T06:13:17.11 0.1 positive manual P 300 40.0266 97 -0.13 92
IV.MMO1.EHZ. 2023-08-31T06:13:17.67 3.0 undecidable manual P -0.05 0
IV.GIGS.HHZ. 2023-08-31T06:13:17.72 0.3 undecidable manual S 108 21.7671 109 -0.33 68
IV.SMA1.EHZ. 2023-08-31T06:13:16.25 0.3 undecidable manual S 6 13.0758 127 0.25 71
IV.MTRA.EHZ. 2023-08-31T06:13:15.33 0.1 positive manual P 13 27.75 103 -0.05 96
IV.CAMP.HHZ. 2023-08-31T06:13:15.00 0.1 undecidable manual S 71 7.7811 145 -0.01 100
IV.TERO.HNZ. 2023-08-31T06:13:15.19 0.3 undecidable manual P 62 26.2515 104 0.04 72
IV.RM33.HNZ. 2023-08-31T06:13:14.95 0.3 undecidable manual S 267 8.5803 142 -0.19 72
IV.GIGS.HHZ. 2023-08-31T06:13:14.36 1.0 undecidable manual P 108 21.7671 109 -0.13 24
IV.LNSS.HHZ. 2023-08-31T06:13:14.96 0.1 positive manual P 294 24.8529 105 0.01 97
IV.SMA1.EHZ. 2023-08-31T06:13:13.54 0.1 positive manual P 6 13.0758 127 0.23 95
IV.RM33.HNZ. 2023-08-31T06:13:12.84 0.3 undecidable manual P 267 8.5803 142 0.03 75
IV.CAMP.HHZ. 2023-08-31T06:13:12.93 0.1 negative manual P 71 7.7811 145 0.2 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:2.3 0.0019249999999999998 0.6 AML other m 2023-08-31T06:13:15.04
IV.RM33.HNN. ML:2.3 0.0019299999999999999 0.6 AML other m 2023-08-31T06:13:15.04
IV.CAMP.HHN. ML:1.7 0.0005380000000000001 0.48 AML other m 2023-08-31T06:13:15.42
IV.CAMP.HHE. ML:1.5 0.00032450000000000003 0.68 AML other m 2023-08-31T06:13:15.23
IV.RM33.HNE. ML:2.1 0.0014049999999999998 1.1 AML other m 2023-08-31T06:13:15.70
IV.RM33.EHE. ML:2.1 0.001345 1.1 AML other m 2023-08-31T06:13:15.70
IV.SMA1.EHE. ML:2.1 0.0012375 0.2 AML other m 2023-08-31T06:13:16.70
IV.SMA1.EHN. ML:2.0 0.000916 0.38 AML other m 2023-08-31T06:13:16.89
IV.GIGS.HHN. ML:1.4 0.00014050000000000003 1.52 AML other m 2023-08-31T06:13:18.94
IV.GIGS.HHE. ML:1.4 0.00014000000000000001 1.12 AML other m 2023-08-31T06:13:18.89
IV.LNSS.HHE. ML:2.4 0.001375 0.16 AML other m 2023-08-31T06:13:19.07
IV.TERO.HHN. ML:1.9 0.00041700000000000005 0.22 AML other m 2023-08-31T06:13:19.26
IV.TERO.HHE. ML:1.8 0.0003135 0.14 AML other m 2023-08-31T06:13:19.32
IV.LNSS.HHN. ML:2.1 0.0007095000000000001 0.76 AML other m 2023-08-31T06:13:19.19
IV.MTRA.HNN. ML:2.1 0.0006215 0.44 AML other m 2023-08-31T06:13:19.53
IV.MTRA.EHN. ML:2.1 0.0006605 0.44 AML other m 2023-08-31T06:13:19.53
IV.MTRA.EHE. ML:2.2 0.000854 0.2 AML other m 2023-08-31T06:13:19.86
IV.MTRA.HNE. ML:2.2 0.0008375 0.76 AML other m 2023-08-31T06:13:19.86
IV.NRCA.HNE. ML:2.2 0.0005600000000000001 0.12 AML other m 2023-08-31T06:13:23.57
IV.NRCA.HHE. ML:2.2 0.000609 0.1 AML other m 2023-08-31T06:13:23.57
IV.GAVE.EHE. ML:2.0 0.00032950000000000004 0.46 AML other m 2023-08-31T06:13:23.71
IV.NRCA.HHN. ML:2.0 0.00033650000000000005 1.42 AML other m 2023-08-31T06:13:23.05
IV.GAVE.EHN. ML:2.0 0.00035150000000000003 1.58 AML other m 2023-08-31T06:13:23.86
IV.NRCA.HNN. ML:2.0 0.0003675 1.42 AML other m 2023-08-31T06:13:24.72
IV.MMO1.EHN. ML:1.7 0.000153 0.8 AML other m 2023-08-31T06:13:24.52
IV.MMO1.EHE. ML:1.7 0.00016599999999999997 0.32 AML other m 2023-08-31T06:13:25.00
IV.FAGN.HHE. ML:2.0 0.00040699999999999997 0.36 AML other m 2023-08-31T06:13:27.74
IV.T0110.HHE. ML:1.6 0.0001175 0.94 AML other m 2023-08-31T06:13:28.34
IV.T0110.HHN. ML:1.7 0.00014250000000000002 0.92 AML other m 2023-08-31T06:13:28.83
IV.FAGN.HHN. ML:1.8 0.00026000000000000003 0.44 AML other m 2023-08-31T06:13:29.24
IV.FDMO.HHE. ML:1.5 0.000058700000000000004 0.14 AML other m 2023-08-31T06:13:30.51
IV.FDMO.HHN. ML:1.4 0.0000559 0.2 AML other m 2023-08-31T06:13:31.65
IV.GUMA.HHN. ML:2.1 0.00023299999999999997 0.74 AML other m 2023-08-31T06:13:32.58
IV.GUMA.HHE. ML:2.1 0.00027600000000000004 0.22 AML other m 2023-08-31T06:13:32.38
IV.MML1.EHE. ML:1.5 0.00005135 0.82 AML other m 2023-08-31T06:13:35.48
IV.MML1.EHN. ML:1.6 0.000052699999999999993 0.5 AML other m 2023-08-31T06:13:35.21
IV.SNTG.HHE. ML:1.3 0.00002355 0.56 AML other m 2023-08-31T06:13:39.69
IV.SNTG.HHN. ML:1.4 0.000028950000000000002 0.98 AML other m 2023-08-31T06:13:40.32
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