Earthquake with magnitude of ML 0.5 on date 26-04-2014 and time 01:51:40 (Italy) in region 1 km NW Castelsaraceno (PZ)

A magnitude ML 0.5 earthquake occured in region: 1 km NW Castelsaraceno (PZ), on

  • 25-04-2014 23:51:40 (UTC)
  • 26-04-2014 01:51:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.1750, 15.9890 at 10 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
Castelsaraceno PZ 1 1384 1384
San Chirico Raparo PZ 8 1084 2468
San Martino d'Agri PZ 9 801 3269
Carbone PZ 9 638 3907
Latronico PZ 10 4556 8463
Spinoso PZ 10 1462 9925
Sarconi PZ 12 1404 11329
Moliterno PZ 13 4062 15391
Calvera PZ 14 387 15778
Montemurro PZ 14 1235 17013
Episcopia PZ 15 1434 18447
Teana PZ 15 613 19060
Grumento Nova PZ 15 1700 20760
Armento PZ 16 631 21391
Fardella PZ 17 627 22018
Castronuovo di Sant'Andrea PZ 17 1067 23085
Gallicchio PZ 18 862 23947
Castelluccio Superiore PZ 18 824 24771
Castelluccio Inferiore PZ 19 2131 26902
Roccanova PZ 19 1543 28445
Lauria PZ 19 12919 41364
Missanello PZ 19 566 41930
Viggiano PZ 20 3329 45259

Municipalities with at least 50000 inhabitants

An earthquake occurred to
54 Km S of Potenza (67122 inhabitants)
75 Km SW of Matera (60436 inhabitants)
87 Km SW of Altamura (70396 inhabitants)
98 Km SE of Battipaglia (50786 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 0.5 2014-04-25
23:51:40
40.1747 15.9892 10 2014-10-21
12:08:56
Sala Sismica INGV-Roma 6298541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-04-25 23:51:40 ± 0.12
Latitude 40.1747 ± 0.0063
Longitude 15.9892 ± 0.0024
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 6298541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 658
Semi-minor axis of confidence ellipse (meter) 249
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 179
Circular confidence region, given by single value of horizontal uncertainty (meter) 660.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 205
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.07015
Epicentral distance of station farthest from the epicenter (degree) 0.20684
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.0
Num. used stations 3
Type of magnitude ML
Reference to an origin 6298541
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-04-25 23:59:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTSN.HHZ. 2014-04-25T23:51:48.99 0.1 undecidable manual S 297 22.5552 114 0.06 97
IV.MCEL.HHZ. 2014-04-25T23:51:45.32 0.1 undecidable manual P 316 22.9548 114 -0.06 97
IV.SIRI.HHZ. 2014-04-25T23:51:45.36 0.6 undecidable manual S 275 10.3785 135 -0.02 50
IV.MTSN.HHZ. 2014-04-25T23:51:45.28 0.1 undecidable manual P 297 22.5552 114 -0.02 98
IV.SCHR.EHZ. 2014-04-25T23:51:44.76 0.1 undecidable manual S 70 7.7811 142 -0.04 100
IV.SCHR.EHZ. 2014-04-25T23:51:43.00 0.1 undecidable manual P 70 7.7811 142 0.08 99
IV.SIRI.HHZ. 2014-04-25T23:51:43.23 0.1 undecidable manual P 275 10.3785 135 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MCEL.HHN. ML:0.5 0.0000191 3.52 AML other m 2014-04-25T23:51:52.88
IV.MCEL.HHE. ML:0.5 0.0000203 1.58 AML other m 2014-04-25T23:52:24.17
IV.SCHR.EHN. ML:0.4 0.0000382 0.38 AML other m 2014-04-25T23:51:45.21
IV.SCHR.EHE. ML:0.6 0.00005105 0.24 AML other m 2014-04-25T23:51:45.18
IV.SIRI.HHN. ML:0.5 0.0000381 0.78 AML other m 2014-04-25T23:51:47.00
IV.SIRI.HHE. ML:0.5 0.000039800000000000005 1.28 AML other m 2014-04-25T23:51:47.29
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