Earthquake with magnitude of ML 1.1 on date 31-05-2019 and time 20:37:36 (Italy) in region 6 km SE Castelsantangelo sul Nera (MC)

A magnitude ML 1.1 earthquake occured in region: 6 km SE Castelsantangelo sul Nera (MC), on

  • 31-05-2019 18:37:36 (UTC)
  • 31-05-2019 20:37:36 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8560, 13.2110 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
Castelsantangelo sul Nera MC 6 281 281
Montegallo AP 10 523 804
Montemonaco AP 11 604 1408
Ussita MC 12 444 1852
Arquata del Tronto AP 12 1178 3030
Norcia PG 12 4957 7987
Visso MC 13 1107 9094
Preci PG 14 724 9818
Montefortino FM 15 1178 10996
Bolognola MC 16 142 11138
Accumoli RI 18 667 11805
Amandola FM 18 3629 15434
Acquasanta Terme AP 19 2916 18350
Acquacanina MC 20 121 18471

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
46 Km W of Teramo (54892 inhabitants)
56 Km NE of Terni (111501 inhabitants)
58 Km N of L'Aquila (69753 inhabitants)
73 Km E of Perugia (166134 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
88 Km S of Ancona (100861 inhabitants)
93 Km W of Pescara (121014 inhabitants)
96 Km NW 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 1.1 2019-05-31
18:37:36
42.8557 13.2107 10 2019-05-31
18:48:42
Sala Sismica INGV-Roma 69060851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-05-31 18:37:36 ± 0.05
Latitude 42.8557 ± 0.0027
Longitude 13.2107 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 69060851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 343
Semi-minor axis of confidence ellipse (meter) 123
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 36
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 95
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.05846
Epicentral distance of station farthest from the epicenter (degree) 0.26890
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 69060851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-05-31 18:48:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2019-05-31T18:37:44.81 0.6 undecidable manual S 334 22.4553 114 -0.17 48
IV.MTRA.EHZ. 2019-05-31T18:37:43.77 0.6 undecidable manual S 126 18.6702 119 -0.05 50
IV.CESI.HHZ. 2019-05-31T18:37:42.54 0.1 undecidable manual P 304 29.8479 50 -0.04 97
IV.MF5.EHZ. 2019-05-31T18:37:42.02 1.0 undecidable manual P 54 24.9528 50 0.2 24
IV.SMA1.EHZ. 2019-05-31T18:37:42.08 0.6 undecidable manual P 158 26.9508 50 -0.05 49
IV.GUMA.HHZ. 2019-05-31T18:37:42.12 1.0 undecidable manual P 24 25.0527 50 0.27 24
IV.CSP1.EHZ. 2019-05-31T18:37:41.99 1.0 positive manual P 359 26.2515 50 -0.02 25
IV.FDMO.HHZ. 2019-05-31T18:37:41.29 0.6 positive manual P 334 22.4553 114 -0.08 49
IT.MTCL.HGZ. 2019-05-31T18:37:41.38 0.6 undecidable manual P 312 23.0547 114 -0.09 49
IV.MMO1.EHZ. 2019-05-31T18:37:41.37 0.3 undecidable manual S 63 10.5783 134 -0.17 74
IV.NRCA.HHZ. 2019-05-31T18:37:40.74 0.6 undecidable manual S 253 8.1807 141 -0.23 49
IV.FEMA.HNZ. 2019-05-31T18:37:40.72 0.6 undecidable manual P 312 17.5713 120 0.21 48
IV.MC2.EHZ. 2019-05-31T18:37:40.78 0.6 undecidable manual S 344 6.4935 148 0.17 49
IV.MTRA.EHZ. 2019-05-31T18:37:40.74 0.1 undecidable manual P 126 18.6702 119 0.04 100
IV.MC2.EHZ. 2019-05-31T18:37:39.10 1.0 undecidable manual P 344 6.4935 148 0.25 24
IV.NRCA.HHZ. 2019-05-31T18:37:39.17 0.1 positive manual P 253 8.1807 141 0.12 100
IV.MMO1.EHZ. 2019-05-31T18:37:39.45 1.0 negative manual P 63 10.5783 134 0.07 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.5 0.0004273083 0.1024 AML other m 2019-05-31T18:37:41.12
IV.NRCA.HHN. ML:1.3 0.00029978115 0.1408 AML other m 2019-05-31T18:37:41.58
IV.NRCA.HNE. ML:1.4 0.0003943715 0.1024 AML other m 2019-05-31T18:37:41.17
IV.NRCA.HNN. ML:1.3 0.0002726206 0.1536 AML other m 2019-05-31T18:37:41.16
IV.MTRA.EHE. ML:0.9 0.00006545454000000001 0.1792 AML other m 2019-05-31T18:37:45.73
IV.MTRA.EHN. ML:0.8 0.000055120539 0.1792 AML other m 2019-05-31T18:37:44.63
IV.MTRA.HNE. ML:1.1 0.00008949511 0.704 AML other m 2019-05-31T18:37:44.23
IV.MTRA.HNN. ML:1.1 0.00010071522500000001 0.832 AML other m 2019-05-31T18:37:43.74
IV.FDMO.HHE. ML:0.8 0.00004486288 0.2304 AML other m 2019-05-31T18:37:45.03
IV.FDMO.HHN. ML:1.0 0.000062943415 0.2048 AML other m 2019-05-31T18:37:44.00
IV.CSP1.EHE. ML:0.6 0.00002593527 1.088 AML other m 2019-05-31T18:37:42.42
IV.CSP1.EHN. ML:0.4 0.00001500204 0.2432 AML other m 2019-05-31T18:37:48.42
IV.MF5.EHE. ML:1.2 0.00008436380000000001 0.1536 AML other m 2019-05-31T18:37:47.04
IV.MF5.EHN. ML:1.1 0.000068508725 0.192 AML other m 2019-05-31T18:37:46.96
IV.CESI.HHE. ML:0.8 0.000027745568 0.1024 AML other m 2019-05-31T18:37:47.44
IV.CESI.HHN. ML:1.0 0.00005038222000000001 0.0896 AML other m 2019-05-31T18:37:47.31
IV.CESI.HNE. ML:1.4 0.00011621125 0.7424 AML other m 2019-05-31T18:37:46.01
IV.CESI.HNN. ML:1.4 0.0001330878 0.5248 AML other m 2019-05-31T18:37:58.13
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