Earthquake with magnitude of ML 1.9 on date 14-05-2023 and time 01:14:48 (UTC) in region 6 km NE Polizzi Generosa (PA)

A magnitude ML 1.9 earthquake occured in region: 6 km NE Polizzi Generosa (PA), on

  • 14-05-2023 01:14:48 (UTC)
  • 14-05-2023 03:14:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.8500, 14.0440 at 9 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Polizzi Generosa PA 6 3407 3407
Petralia Sottana PA 6 2821 6228
Castellana Sicula PA 7 3411 9639
Petralia Soprana PA 8 3360 12999
Geraci Siculo PA 10 1945 14944
Castelbuono PA 10 8943 23887
Isnello PA 11 1589 25476
Blufi PA 11 1029 26505
Scillato PA 12 613 27118
Collesano PA 12 4054 31172
Bompietro PA 12 1401 32573
Caltavuturo PA 14 4017 36590
Gratteri PA 15 963 37553
San Mauro Castelverde PA 15 1701 39254
Gangi PA 15 6811 46065
Sclafani Bagni PA 17 426 46491
Alimena PA 19 2032 48523
Pollina PA 19 2974 51497
Resuttano CL 19 2038 53535
Lascari PA 19 3588 57123

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km N of Caltanissetta (63360 inhabitants)
53 Km SE of Bagheria (55387 inhabitants)
67 Km E of Palermo (674435 inhabitants)
72 Km NE of Agrigento (59770 inhabitants)
89 Km N of Gela (75827 inhabitants)
100 Km W of Catania (314555 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
Bulletin
Rev1000
ML 1.9 2023-05-14
01:14:48
37.8498 14.0442 9 2024-09-10
16:44:07
Bollettino Sismico Italiano INGV 117487961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-14 01:14:48 ± 0.13
Latitude 37.8498 ± 0.0072
Longitude 14.0442 ± 0.0114
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117487961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 862
Semi-minor axis of confidence ellipse (meter) 655
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 314
Circular confidence region, given by single value of horizontal uncertainty (meter) 860.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.08813
Epicentral distance of station farthest from the epicenter (degree) 0.85615
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 117487961
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-03-11 10:38:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SOLUN.HHZ. 2023-05-14T01:15:06.02 1.0 undecidable manual S 301 52.2033 50 0.62 20
IV.HVZN.HHZ. 2023-05-14T01:15:05.42 1.0 undecidable manual P 141 95.0382 50 0.53 19
IV.MUCR.HHZ. 2023-05-14T01:15:02.20 0.3 undecidable manual P 73 75.6687 50 0.31 64
IV.ALJA.HHZ. 2023-05-14T01:14:59.26 0.3 undecidable manual S 246 27.8499 108 0.58 65
IV.MARIO.HHN. 2023-05-14T01:14:58.23 0.1 undecidable manual P 282 54.7008 50 -0.44 86
IV.SOLUN.HHZ. 2023-05-14T01:14:58.26 0.1 undecidable manual P 301 52.2033 50 -0.01 94
IV.GALF.HHZ. 2023-05-14T01:14:58.20 0.1 undecidable manual P 108 48.3183 50 0.52 85
IV.MCT.HHN. 2023-05-14T01:14:58.19 1.0 undecidable manual P 236 46.1205 50 0.85 19
IV.MSFR.HHZ. 2023-05-14T01:14:57.84 0.1 undecidable manual P 67 52.1034 50 -0.41 87
IV.RESU.HHZ. 2023-05-14T01:14:57.68 0.3 undecidable manual S 177 22.5552 112 0.71 62
IV.CIMI.HNE. 2023-05-14T01:14:56.74 0.1 undecidable manual P 275 41.4252 50 0.12 94
IV.GIB.HHZ. 2023-05-14T01:14:55.56 0.6 undecidable manual S 354 15.6732 120 0.77 41
IV.PLLN.EHZ. 2023-05-14T01:14:55.77 0.6 undecidable manual S 29 18.0708 116 0.24 48
IV.ALJA.HHZ. 2023-05-14T01:14:53.81 0.1 undecidable manual P 246 27.8499 108 -0.58 86
IV.CSLB.HHZ. 2023-05-14T01:14:53.39 0.3 undecidable manual S 7 9.7791 132 0.25 73
IV.RESU.HHZ. 2023-05-14T01:14:52.45 0.1 undecidable manual P 177 22.5552 112 -0.95 74
IV.GIB.HHZ. 2023-05-14T01:14:52.10 0.1 undecidable manual P 354 15.6732 120 -0.05 100
IV.PLLN.EHZ. 2023-05-14T01:14:52.22 0.1 undecidable manual P 29 18.0708 116 -0.36 93
IV.CSLB.HHZ. 2023-05-14T01:14:50.97 0.1 undecidable manual P 7 9.7791 132 -0.23 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSLB.HNN. ML:1.7 0.000735 1.28 AML other m 2023-05-14T01:14:54.66
IV.CSLB.HHN. ML:1.7 0.0007084999999999999 1.28 AML other m 2023-05-14T01:14:54.67
IV.CSLB.HHE. ML:1.7 0.0007844999999999999 0.48 AML other m 2023-05-14T01:14:55.06
IV.CSLB.HNE. ML:1.7 0.000776 0.5 AML other m 2023-05-14T01:14:55.05
IV.RESU.HHE. ML:2.1 0.0009325000000000001 0.4 AML other m 2023-05-14T01:14:58.34
IV.RESU.HNN. ML:2.0 0.0007355 0.4 AML other m 2023-05-14T01:14:58.29
IV.RESU.HNE. ML:1.8 0.0004595 0.38 AML other m 2023-05-14T01:14:58.34
IV.GIB.HHN. ML:1.9 0.000713 0.42 AML other m 2023-05-14T01:14:58.26
IV.RESU.HHN. ML:2.3 0.001445 0.42 AML other m 2023-05-14T01:14:58.28
IV.GIB.HHE. ML:1.8 0.0006414999999999999 0.78 AML other m 2023-05-14T01:14:58.19
IV.PLLN.EHE. ML:1.8 0.0005124999999999999 0.7 AML other m 2023-05-14T01:14:59.34
IV.ALJA.HHN. ML:2.0 0.0006094999999999999 0.26 AML other m 2023-05-14T01:15:01.22
IV.PLLN.EHN. ML:1.8 0.00051 0.38 AML other m 2023-05-14T01:15:01.22
IV.ALJA.HHE. ML:1.8 0.00034199999999999996 0.78 AML other m 2023-05-14T01:15:01.61
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download