Earthquake with magnitude of ML 1.6 on date 18-07-2019 and time 13:40:23 (Italy) in region 6 km SE Pieve Santo Stefano (AR)

A magnitude ML 1.6 earthquake occured in region: 6 km SE Pieve Santo Stefano (AR), on

  • 18-07-2019 11:40:23 (UTC)
  • 18-07-2019 13:40:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6320, 12.0930 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
Pieve Santo Stefano AR 6 3183 3183
Sansepolcro AR 8 15884 19067
Caprese Michelangelo AR 9 1426 20493
Anghiari AR 11 5638 26131
Badia Tedalda AR 11 1087 27218
San Giustino PG 11 11297 38515
Chiusi della Verna AR 15 2023 40538
Citerna PG 15 3531 44069
Monterchi AR 16 1757 45826
Borgo Pace PU 17 606 46432
Chitignano AR 17 899 47331
Casteldelci RN 19 407 47738
Sestino AR 19 1355 49093
Subbiano AR 19 6331 55424
Verghereto FC 20 1907 57331
Mercatello sul Metauro PU 20 1378 58709

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NE of Arezzo (99543 inhabitants)
58 Km S of Cesena (96758 inhabitants)
61 Km SW of Rimini (147750 inhabitants)
63 Km NW of Perugia (166134 inhabitants)
66 Km S of Forlì (117913 inhabitants)
69 Km E of Firenze (382808 inhabitants)
71 Km E of Siena (53903 inhabitants)
73 Km W of Pesaro (94582 inhabitants)
75 Km E of Scandicci (50609 inhabitants)
75 Km S of Faenza (58541 inhabitants)
78 Km W of Fano (60888 inhabitants)
85 Km E of Prato (191150 inhabitants)
86 Km SE of Imola (69797 inhabitants)
88 Km S of Ravenna (159116 inhabitants)
90 Km NW of Foligno (57155 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 1.6 2019-07-18
11:40:23
43.6322 12.0933 9 2019-11-13
14:31:08
Bollettino Sismico Italiano INGV 73812741
Reviewed
Rev100
ML 1.6 2019-07-18
11:40:22
43.6292 12.0848 9 2019-07-18
11:58:32
Sala Sismica INGV-Roma 70679741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-18 11:40:23 ± 0.07
Latitude 43.6322 ± 0.0054
Longitude 12.0933 ± 0.0050
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73812741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 601
Semi-minor axis of confidence ellipse (meter) 273
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 204
Circular confidence region, given by single value of horizontal uncertainty (meter) 600.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.06475
Epicentral distance of station farthest from the epicenter (degree) 0.93619
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 73812741
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-11-13 09:39:09

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 70679741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-18 11:58:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LMD.HHZ. 2019-07-18T11:40:41.50 0.3 undecidable manual S 328 58.2972 50 0.01 69
IV.FDMO.HHZ. 2019-07-18T11:40:41.03 0.3 undecidable manual P 129 103.9182 50 0.31 59
IV.MPAG.EHZ. 2019-07-18T11:40:40.56 0.3 undecidable manual S 90 53.502 50 0.35 65
IV.MTCR.EHZ. 2019-07-18T11:40:40.85 0.3 undecidable manual P 297 97.7244 50 1.08 45
IV.RUFI.EHZ. 2019-07-18T11:40:39.72 0.6 undecidable manual S 296 52.1034 50 -0.12 45
IV.EL6.EHZ. 2019-07-18T11:40:38.64 0.6 undecidable manual P 112 87.8454 50 0.4 40
IV.ATVO.HHZ. 2019-07-18T11:40:36.06 0.6 undecidable manual S 138 37.4292 50 0.12 47
IV.OSSC.HHZ. 2019-07-18T11:40:36.56 0.6 undecidable manual P 260 69.1752 50 1.19 30
IV.CSNT.HHZ. 2019-07-18T11:40:36.05 0.6 undecidable manual P 255 66.9774 50 1.03 33
IV.PIEI.HHZ. 2019-07-18T11:40:35.66 0.3 undecidable manual S 107 37.0296 50 -0.17 69
IV.PE3.EHZ. 2019-07-18T11:40:35.21 0.6 undecidable manual S 78 33.1446 50 0.44 44
IV.SFI.EHZ. 2019-07-18T11:40:35.01 0.6 undecidable manual S 327 36.1416 50 -0.56 42
IV.ATPI.EHZ. 2019-07-18T11:40:34.39 0.3 undecidable manual S 129 31.9458 50 -0.08 71
IV.APEC.HHZ. 2019-07-18T11:40:33.29 0.3 undecidable manual S 107 27.4503 108 0.22 70
IV.LMD.HHZ. 2019-07-18T11:40:33.35 0.1 undecidable manual P 328 58.2972 50 -0.33 86
IV.RUFI.EHZ. 2019-07-18T11:40:32.72 0.1 undecidable manual P 296 52.1034 50 -0.01 93
IV.MPAG.EHZ. 2019-07-18T11:40:32.65 0.1 undecidable manual P 90 53.502 50 -0.3 87
IV.ATMC.EHZ. 2019-07-18T11:40:31.06 0.3 undecidable manual S 159 22.0668 112 -0.24 70
IV.PIEI.HHZ. 2019-07-18T11:40:30.06 0.1 positive manual P 107 37.0296 50 -0.36 89
IV.ATVO.HHZ. 2019-07-18T11:40:30.28 0.1 undecidable manual P 138 37.4292 50 -0.2 92
IV.BADI.EHZ. 2019-07-18T11:40:30.07 0.1 undecidable manual S 138 18.1707 116 -0.01 98
IV.SFI.EHZ. 2019-07-18T11:40:29.80 0.1 undecidable manual P 327 36.1416 50 -0.47 87
IV.ATPI.EHZ. 2019-07-18T11:40:29.49 0.1 undecidable manual P 129 31.9458 50 -0.14 94
IV.PE3.EHZ. 2019-07-18T11:40:29.75 0.1 undecidable manual P 78 33.1446 50 -0.06 95
IV.CPGN.EHZ. 2019-07-18T11:40:28.99 0.1 undecidable manual P 44 26.1516 109 0.42 89
IV.CRE.HHZ. 2019-07-18T11:40:28.00 0.1 undecidable manual S 263 11.4774 128 -0.1 98
IV.PARC.HHZ. 2019-07-18T11:40:28.08 0.1 undecidable manual S 81 11.7771 127 -0.11 98
IV.APEC.HHZ. 2019-07-18T11:40:28.76 0.1 undecidable manual P 107 27.4503 108 -0.06 96
IV.SSP9.EHZ. 2019-07-18T11:40:27.06 0.1 undecidable manual S 155 7.1928 142 0.03 100
IV.BADI.EHZ. 2019-07-18T11:40:27.10 0.1 undecidable manual P 138 18.1707 116 0 99
IV.ATMC.EHZ. 2019-07-18T11:40:27.63 0.1 undecidable manual P 159 22.0668 112 -0.17 95
IV.PARC.HHZ. 2019-07-18T11:40:26.04 0.1 undecidable manual P 81 11.7771 127 0.03 99
IV.SSP9.EHZ. 2019-07-18T11:40:25.47 0.1 negative manual P 155 7.1928 142 0.13 98
IV.CRE.HHZ. 2019-07-18T11:40:25.93 0.1 undecidable manual P 263 11.4774 128 -0.03 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSP9.EHE. ML:1.8 0.0011400000000000002 0.56 AML other m 2019-07-18T11:40:27.50
IV.SSP9.EHN. ML:1.8 0.00106 0.4 AML other m 2019-07-18T11:40:27.50
IV.PARC.HHE. ML:1.9 0.000903 0.36 AML other m 2019-07-18T11:40:28.74
IV.CRE.HHN. ML:1.8 0.0008100000000000001 0.5 AML other m 2019-07-18T11:40:29.28
IV.CRE.HHE. ML:1.6 0.0005645 0.48 AML other m 2019-07-18T11:40:29.60
IV.PARC.HHN. ML:1.9 0.0010500000000000002 1.66 AML other m 2019-07-18T11:40:30.14
IV.BADI.EHN. ML:1.6 0.00029099999999999997 0.74 AML other m 2019-07-18T11:40:30.55
IV.BADI.EHE. ML:1.6 0.000357 0.64 AML other m 2019-07-18T11:40:31.92
IV.APEC.HHE. ML:2.2 0.0008475000000000001 1.66 AML other m 2019-07-18T11:40:34.15
IV.APEC.HHN. ML:1.9 0.000463 0.2 AML other m 2019-07-18T11:40:34.44
IV.ATPI.EHN. ML:1.5 0.00014299999999999998 0.54 AML other m 2019-07-18T11:40:34.29
IV.ATPI.EHE. ML:1.5 0.00014549999999999999 0.56 AML other m 2019-07-18T11:40:34.60
IV.PE3.EHE. ML:2.3 0.0008819999999999999 0.52 AML other m 2019-07-18T11:40:35.61
IV.PE3.EHN. ML:2.3 0.0008965 1.68 AML other m 2019-07-18T11:40:35.94
IV.PIEI.HHN. ML:1.8 0.00021700000000000002 0.14 AML other m 2019-07-18T11:40:36.15
IV.PIEI.HHE. ML:2.1 0.0005064999999999999 0.1 AML other m 2019-07-18T11:40:36.24
IV.ATVO.HHN. ML:1.6 0.00013900000000000002 0.46 AML other m 2019-07-18T11:40:37.29
IV.ATVO.HHE. ML:1.7 0.00017449999999999999 1.18 AML other m 2019-07-18T11:40:37.12
IV.SFI.EHN. ML:1.2 0.0000663 1.14 AML other m 2019-07-18T11:40:38.05
IV.SFI.EHE. ML:1.2 0.00005965 0.64 AML other m 2019-07-18T11:40:38.12
IV.MPAG.EHN. ML:1.3 0.000043249999999999994 1.12 AML other m 2019-07-18T11:40:41.05
IV.MPAG.EHE. ML:1.3 0.00004815 0.14 AML other m 2019-07-18T11:40:42.35
IV.LMD.HHN. ML:1.5 0.000074 0.16 AML other m 2019-07-18T11:40:43.19
IV.LMD.HHE. ML:1.5 0.00006345000000000001 0.26 AML other m 2019-07-18T11:40:43.56
IV.FOSV.EHN. ML:1.4 0.00004455 0.28 AML other m 2019-07-18T11:40:44.86
IV.FOSV.EHE. ML:1.3 0.00003715 1.72 AML other m 2019-07-18T11:40:45.94
IV.CSNT.HHN. ML:1.3 0.0000353 0.46 AML other m 2019-07-18T11:40:47.57
IV.OSSC.HHN. ML:1.3 0.0000374 0.54 AML other m 2019-07-18T11:40:48.35
IV.CSNT.HHE. ML:1.2 0.00003225 0.52 AML other m 2019-07-18T11:40:48.85
IV.OSSC.HHE. ML:1.3 0.00003725 0.48 AML other m 2019-07-18T11:40:49.41
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