Earthquake with magnitude of ML 1.8 on date 14-08-2019 and time 21:14:17 (Italy) in region 7 km N Serradifalco (CL)

A magnitude ML 1.8 earthquake occured in region: 7 km N Serradifalco (CL), on

  • 14-08-2019 19:14:17 (UTC)
  • 14-08-2019 21:14:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.5190, 13.8920 at 36 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
Serradifalco CL 7 6091 6091
Marianopoli CL 9 1906 7997
San Cataldo CL 9 23253 31250
Montedoro CL 10 1631 32881
Bompensiere CL 11 556 33437
Mussomeli CL 14 10780 44217
Sutera CL 14 1410 45627
Milena CL 15 3018 48645
Santa Caterina Villarmosa CL 15 5388 54033
Caltanissetta CL 15 63360 117393
Villalba CL 16 1633 119026
Campofranco CL 16 3100 122126
Canicattì AG 18 35698 157824
Acquaviva Platani CL 18 948 158772
Delia CL 18 4277 163049
Racalmuto AG 19 8307 171356
Vallelunga Pratameno CL 19 3461 174817

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km W of Caltanissetta (63360 inhabitants)
36 Km NE of Agrigento (59770 inhabitants)
60 Km NW of Gela (75827 inhabitants)
71 Km SE of Bagheria (55387 inhabitants)
81 Km SE of Palermo (674435 inhabitants)
85 Km NW of Vittoria (63339 inhabitants)
99 Km NW of Ragusa (73313 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 1.8 2019-08-14
19:14:17
37.5193 13.8923 36 2019-11-13
14:31:08
Bollettino Sismico Italiano INGV 73740471
Reviewed
Rev100
ML 1.8 2019-08-14
19:14:17
37.5047 13.9128 36 2019-08-14
19:23:25
Sala Sismica INGV-Roma 71491271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-14 19:14:17 ± 0.35
Latitude 37.5193 ± 0.0198
Longitude 13.8923 ± 0.0295
Depth (km) 36 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73740471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2576
Semi-minor axis of confidence ellipse (meter) 2179
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 256
Circular confidence region, given by single value of horizontal uncertainty (meter) 2580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 152
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.53
Epicentral distance of station closest to the epicenter (degree) 0.07824
Epicentral distance of station farthest from the epicenter (degree) 1.00544
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 71491271
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-14 19:23:25

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 9
Type of magnitude ML
Reference to an origin 73740471
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-11-08 16:34:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ACATE.EHZ. 2019-08-14T19:14:43.12 0.3 undecidable manual S 135 76.8675 54 1.5 37
IV.RAFF.HHZ. 2019-08-14T19:14:36.17 0.3 undecidable manual S 128 52.9026 120 0.31 73
IV.SSY.HHZ. 2019-08-14T19:14:35.97 0.3 undecidable manual P 111 111.5994 54 0.23 60
IV.HLNI.HHZ. 2019-08-14T19:14:32.05 0.1 undecidable manual P 102 88.3449 54 -0.8 76
IV.CLTA.HHE. 2019-08-14T19:14:32.66 0.3 undecidable manual S 171 40.5261 128 -0.45 68
IV.ACATE.EHZ. 2019-08-14T19:14:31.32 0.3 undecidable manual P 135 76.8675 54 -0.09 68
IV.RESU.HHZ. 2019-08-14T19:14:29.61 0.6 undecidable manual S 46 20.1687 148 0.19 51
IV.CMDO.HHZ. 2019-08-14T19:14:28.21 0.3 undecidable manual S 225 8.6802 165 0.02 77
IV.CSLB.HHZ. 2019-08-14T19:14:28.03 0.3 undecidable manual P 17 48.618 122 0.51 62
IV.RAFF.HHZ. 2019-08-14T19:14:27.01 0.1 undecidable manual P 128 52.9026 120 -1.08 67
IV.CLTA.HHE. 2019-08-14T19:14:26.45 0.3 undecidable manual P 171 40.5261 128 -0.05 73
IV.CMDO.HHZ. 2019-08-14T19:14:24.26 0.1 undecidable manual P 225 8.6802 165 0.6 84
IV.CPTP.HHZ. 2019-08-14T19:14:24.92 0.1 undecidable manual P 117 26.8509 140 -0.05 100
IV.RESU.HHZ. 2019-08-14T19:14:23.96 0.1 undecidable manual P 46 20.1687 148 -0.41 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RESU.HHE. ML:1.7 0.00018100525 1.5648 AML other m 2019-08-14T19:14:34.85
IV.CMDO.HHE. ML:1.2 0.00007096077 1.3728 AML other m 2019-08-14T19:14:35.00
IV.RESU.HHN. ML:1.7 0.0001620542 0.5248 AML other m 2019-08-14T19:14:35.54
IV.CPTP.HHN. ML:1.7 0.00015147165 0.7424 AML other m 2019-08-14T19:14:37.26
IV.CPTP.HHE. ML:1.8 0.00019005434999999998 0.8608 AML other m 2019-08-14T19:14:38.88
IV.ACATE.EHE. ML:2.5 0.00039987059999999997 0.6432 AML other m 2019-08-14T19:14:40.78
IV.ACATE.HNE. ML:2.6 0.00047233055 0.5792 AML other m 2019-08-14T19:14:40.77
IV.RAFF.HHN. ML:1.7 0.00010458268 1.0784 AML other m 2019-08-14T19:14:42.85
IV.HLNI.HHN. ML:1.9 0.000087410955 0.2432 AML other m 2019-08-14T19:14:44.68
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