Earthquake with magnitude of ML 1.6 on date 14-08-2023 and time 23:38:34 (Italy) in region 7 km E Cascia (PG)

A magnitude ML 1.6 earthquake occured in region: 7 km E Cascia (PG), on

  • 14-08-2023 21:38:34 (UTC)
  • 14-08-2023 23:38:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7120, 13.0950 at 9 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
Cascia PG 7 3217 3217
Norcia PG 9 4957 8174
Cittareale RI 12 482 8656
Accumoli RI 13 667 9323
Poggiodomo PG 13 117 9440
Monteleone di Spoleto PG 14 599 10039
Arquata del Tronto AP 18 1178 11217
Amatrice RI 18 2657 13874
Cerreto di Spoleto PG 19 1075 14949
Preci PG 19 724 15673
Leonessa RI 20 2435 18108

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Terni (111501 inhabitants)
42 Km SE of Foligno (57155 inhabitants)
47 Km NW of L'Aquila (69753 inhabitants)
50 Km W of Teramo (54892 inhabitants)
72 Km SE of Perugia (166134 inhabitants)
85 Km NE of Guidonia Montecelio (88673 inhabitants)
87 Km N of Tivoli (56533 inhabitants)
87 Km E of Viterbo (67173 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
96 Km W of Pescara (121014 inhabitants)
97 Km W of Chieti (51815 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 1.6 2023-08-14
21:38:34
42.7125 13.0952 9 2023-08-14
21:52:18
Sala Sismica INGV-Roma 120129481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-08-14 21:38:34 ± 0.07
Latitude 42.7125 ± 0.0045
Longitude 13.0952 ± 0.0073
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 120129481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 620
Semi-minor axis of confidence ellipse (meter) 408
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 76
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 23
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.66640
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 19
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 34
Type of magnitude ML
Reference to an origin 120129481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-08-14 21:52:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2023-08-14T21:39:26.47 3.0 undecidable manual Sn -9.99 0
GU.RNCA.HHZ. 2023-08-14T21:39:26.48 3.0 undecidable manual Pn 2.65 0
IV.RCAV.EHZ. 2023-08-14T21:39:24.76 3.0 undecidable manual Sg 8.45 0
MN.TRI.HHZ. 2023-08-14T21:39:15.13 3.0 positive manual Pg 14.06 0
GU.GSCL.HHZ. 2023-08-14T21:39:08.56 3.0 positive manual Pn -0.47 0
IV.ZCCA.HHZ. 2023-08-14T21:39:07.82 3.0 undecidable manual Pn 1.97 0
IV.VISG.HHZ. 2023-08-14T21:39:05.87 3.0 undecidable manual Pg 5.01 0
IV.NARO.HHZ. 2023-08-14T21:38:53.59 3.0 positive manual Pg 6.62 0
IV.GUMA.HHZ. 2023-08-14T21:38:48.25 0.6 undecidable manual S 27 43.4232 50 -0.35 46
IV.FRON.EHZ. 2023-08-14T21:38:47.24 3.0 undecidable manual Pg 2.2 0
IV.CING.HHZ. 2023-08-14T21:38:47.20 0.6 undecidable manual P 6 73.9704 50 0.05 47
IV.SENI.HNZ. 2023-08-14T21:38:47.86 3.0 positive manual Pg 5.11 0
IV.SNTG.HHZ. 2023-08-14T21:38:45.33 0.1 undecidable manual P 348 61.494 50 0.1 94
IV.ATCC.EHZ. 2023-08-14T21:38:45.74 1.0 undecidable manual P 325 64.1913 50 0.11 23
IV.ASSB.HHZ. 2023-08-14T21:38:43.43 1.0 undecidable manual P 316 51.0156 50 -0.18 24
IV.RM33.EHZ. 2023-08-14T21:38:42.93 0.6 undecidable manual S 157 24.5532 110 -0.17 50
IV.MF5.EHZ. 2023-08-14T21:38:42.68 1.0 undecidable manual P 44 42.5241 50 0.37 23
IV.GUMA.HHZ. 2023-08-14T21:38:42.83 1.0 undecidable manual P 27 43.4232 50 0.38 23
IV.CSP1.EHZ. 2023-08-14T21:38:42.30 0.1 undecidable manual P 12 43.0236 50 -0.08 98
IV.MML1.EHZ. 2023-08-14T21:38:42.80 0.6 undecidable manual P 347 45.621 50 0.02 49
IV.SMA1.EHZ. 2023-08-14T21:38:42.37 0.6 undecidable manual S 115 21.5673 112 0.24 49
IV.CESI.HHZ. 2023-08-14T21:38:41.65 0.6 negative manual P 335 35.9418 50 0.36 47
IV.FDMO.HHZ. 2023-08-14T21:38:41.24 0.1 undecidable manual P 359 35.9418 50 -0.05 100
IV.MOMA.HHZ. 2023-08-14T21:38:41.68 1.0 undecidable manual P 284 43.9227 50 -0.84 19
IT.MTCL.HGZ. 2023-08-14T21:38:40.81 0.1 negative manual P 346 32.1456 50 0.1 99
IV.ARRO.EHZ. 2023-08-14T21:38:40.02 1.0 positive manual P 241 30.6471 106 -0.41 23
IV.MMO1.EHZ. 2023-08-14T21:38:40.35 1.0 positive manual P 42 28.0497 107 0.43 23
IV.RM33.EHZ. 2023-08-14T21:38:39.22 0.3 undecidable manual P 157 24.5532 110 -0.05 76
IV.NRCA.HHZ. 2023-08-14T21:38:39.44 0.6 undecidable manual S 7 13.4754 123 -0.2 50
IV.SMA1.EHZ. 2023-08-14T21:38:38.19 0.6 undecidable manual P 115 21.5673 112 -0.52 46
IV.NRCA.HHZ. 2023-08-14T21:38:37.35 1.0 undecidable manual P 7 13.4754 123 0.08 26
IV.LNSS.HHZ. 2023-08-14T21:38:37.61 0.3 negative manual P 200 12.9759 124 0.43 72
IV.GAVE.EHZ. 2023-08-14T21:38:37.67 0.6 negative manual P 262 16.5723 118 -0.12 51
IV.LRP.EHZ. 2023-08-14T21:38:19.33 3.0 undecidable manual Pn -6.09 0
IV.SPS2.HHZ. 2023-08-14T21:38:03.74 3.0 undecidable manual Pg -2.01 0
IV.MRVN.HHZ. 2023-08-14T21:38:01.30 3.0 undecidable manual S -9.99 0
OT.OT17.EHZ. 2023-08-14T21:38:00.66 3.0 positive manual Pn -8.05 0
IV.MRVN.HHZ. 2023-08-14T21:37:48.68 3.0 negative manual P -8.59 0
IV.MIGL.HHZ. 2023-08-14T21:37:44.78 3.0 negative manual P -8.05 0
IV.NOCI.HHZ. 2023-08-14T21:37:36.25 3.0 negative manual P -7.87 0
OT.TAR1.HHZ. 2023-08-14T21:37:35.91 3.0 positive manual P -6.08 0
OT.CGL1.HHZ. 2023-08-14T21:37:34.52 3.0 positive manual P -3.84 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMO1.EHN. ML:1.9 0.000418 1.36 AML other m 2023-08-14T21:38:43.92
IV.MMO1.EHE. ML:1.8 0.000358 0.34 AML other m 2023-08-14T21:38:44.07
IV.GAVE.EHN. ML:1.8 0.0005605 1.3 AML other m 2023-08-14T21:38:44.18
IV.GAVE.EHE. ML:1.7 0.0005175000000000001 0.16 AML other m 2023-08-14T21:38:45.25
IV.LNSS.HHE. ML:1.6 0.0005015000000000001 0.36 AML other m 2023-08-14T21:38:45.49
IV.LNSS.HHN. ML:1.7 0.0005745 0.66 AML other m 2023-08-14T21:38:45.93
IV.FDMO.HHE. ML:1.6 0.000177 0.3 AML other m 2023-08-14T21:38:45.62
IV.FDMO.HHN. ML:1.7 0.0001855 1 AML other m 2023-08-14T21:38:46.69
IV.CESI.HHN. ML:1.8 0.000275 0.28 AML other m 2023-08-14T21:38:46.22
IV.CESI.HHE. ML:1.7 0.000214 0.42 AML other m 2023-08-14T21:38:46.27
IV.SMA1.EHE. ML:1.5 0.00022799999999999999 0.22 AML other m 2023-08-14T21:38:47.55
IV.RM33.EHE. ML:1.4 0.00014250000000000002 0.14 AML other m 2023-08-14T21:38:48.19
IV.CSP1.EHE. ML:1.9 0.00023899999999999998 0.76 AML other m 2023-08-14T21:38:48.25
IV.RM33.EHN. ML:1.3 0.0001215 0.14 AML other m 2023-08-14T21:38:48.49
IV.RCAV.EHN. ML:1.4 0.00002355 0.1 AML other m 2023-08-14T21:38:49.03
IV.SMA1.EHN. ML:1.5 0.00020750000000000003 0.58 AML other m 2023-08-14T21:38:49.04
IV.MML1.EHE. ML:1.6 0.0001295 0.18 AML other m 2023-08-14T21:38:49.08
IV.MML1.EHN. ML:1.6 0.000113 1.34 AML other m 2023-08-14T21:38:49.15
IV.CSP1.EHN. ML:1.9 0.00027100000000000003 0.52 AML other m 2023-08-14T21:38:49.46
IV.GUMA.HNE. ML:1.9 0.00023150000000000002 1.7 AML other m 2023-08-14T21:38:50.08
IV.GUMA.HHN. ML:1.8 0.0002045 0.54 AML other m 2023-08-14T21:38:50.37
IV.ASSB.HHE. ML:1.4 0.0000577 1.1 AML other m 2023-08-14T21:38:51.21
IV.MOMA.HHN. ML:1.2 0.000043450000000000006 0.76 AML other m 2023-08-14T21:38:51.90
IV.GUMA.HHE. ML:1.9 0.0002315 0.44 AML other m 2023-08-14T21:38:52.46
IV.MOMA.HHE. ML:1.4 0.00006835000000000001 0.86 AML other m 2023-08-14T21:38:52.52
IV.ASSB.HHN. ML:1.2 0.00004485 0.96 AML other m 2023-08-14T21:38:54.29
IV.SNTG.HHE. ML:1.2 0.000037449999999999995 0.12 AML other m 2023-08-14T21:38:55.47
IV.SNTG.HHN. ML:1.3 0.00003985 0.28 AML other m 2023-08-14T21:38:55.43
IV.GUMA.HNN. ML:1.9 0.000257 0.92 AML other m 2023-08-14T21:38:56.80
IV.CING.HHN. ML:1.3 0.00003204999999999999 0.72 AML other m 2023-08-14T21:38:58.04
IV.FOSV.EHE. ML:1.1 0.000019849999999999998 0.76 AML other m 2023-08-14T21:38:58.37
IV.CING.HHE. ML:1.4 0.00003535 0.72 AML other m 2023-08-14T21:38:59.72
IV.FOSV.EHN. ML:1.2 0.00002525 1.04 AML other m 2023-08-14T21:39:00.26
IV.RCAV.EHE. ML:1.4 0.0000233 0.06 AML other m 2023-08-14T21:39:30.23
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