Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 20-08-2019 and time 14:25:17 (UTC) in region 2 km E Roccagloriosa (SA)

A magnitude ML 2.1 earthquake occured in region: 2 km E Roccagloriosa (SA), on

  • 20-08-2019 14:25:17 (UTC)
  • 20-08-2019 16:25:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.1090, 15.4600 at 13 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Roccagloriosa SA 2 1722 1722
Torre Orsaia SA 3 2118 3840
Celle di Bulgheria SA 5 1922 5762
San Giovanni a Piro SA 7 3780 9542
Santa Marina SA 7 3243 12785
Laurito SA 8 788 13573
Alfano SA 8 1023 14596
Morigerati SA 9 665 15261
Ispani SA 9 1026 16287
Caselle in Pittari SA 10 1956 18243
Vibonati SA 10 3293 21536
Montano Antilia SA 10 2077 23613
Camerota SA 11 6985 30598
Rofrano SA 12 1576 32174
Futani SA 13 1204 33378
Tortorella SA 13 523 33901
Centola SA 14 5168 39069
Cuccaro Vetere SA 14 573 39642
Casaletto Spartano SA 14 1420 41062
San Mauro la Bruca SA 15 603 41665
Torraca SA 15 1263 42928
Sapri SA 15 6770 49698
Sanza SA 17 2608 52306
Pisciotta SA 19 2641 54947
Novi Velia SA 20 2324 57271
Ceraso SA 20 2397 59668

Municipalities with at least 50000 inhabitants

An earthquake occurred to
66 Km SW of Potenza (67122 inhabitants)
69 Km SE of Battipaglia (50786 inhabitants)
87 Km SE of Salerno (135261 inhabitants)
92 Km SE of Cava de' Tirreni (53659 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 2.1 2019-08-20
14:25:17		 40.1093 15.4603 13 2019-11-13
14:31:04		 Bollettino Sismico Italiano INGV 72993111
Reviewed
Rev100 		ML 2.1 2019-08-20
14:25:17		 40.1147 15.4727 14 2019-08-20
14:34:26		 Sala Sismica INGV-Roma 71654981
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-20 14:25:17 ± 0.1
Latitude 40.1093 ± 0.0045
Longitude 15.4603 ± 0.0071
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72993111

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 616
Semi-minor axis of confidence ellipse (meter) 339
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 50
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.07109
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 71654981
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-20 14:34:26

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 34
Type of magnitude ML
Reference to an origin 72993111
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-04 16:07:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAPR.HNZ. 2019-08-20T14:27:11.18 3.0 undecidable manual Pg 22.049999 0
TV.SF04.EHZ. 2019-08-20T14:27:03.50 3.0 undecidable manual Sg 10.83 0
IV.PIEI.HHZ. 2019-08-20T14:27:01.86 3.0 undecidable manual Sn 5.1 0
IV.RIBO.EHZ.01 2019-08-20T14:27:00.51 3.0 undecidable manual Sn -2.11 0
CR.STON.BHZ. 2019-08-20T14:26:59.90 3.0 undecidable manual Sg 14.92 0
GU.RNCA.HHZ. 2019-08-20T14:26:50.03 3.0 undecidable manual Pn 6.26 0
IV.QLNO.HHZ. 2019-08-20T14:26:49.72 3.0 positive manual Pn 2.61 0
IV.MTGR.HHZ. 2019-08-20T14:26:45.02 3.0 undecidable manual Sg 10.99 0
IV.MNTT.EHZ. 2019-08-20T14:26:44.24 3.0 undecidable manual Sg 6.11 0
TV.SF01.EHZ. 2019-08-20T14:26:22.88 3.0 undecidable manual Pg 13.73 0
IV.MTGR.HHZ. 2019-08-20T14:26:07.90 3.0 undecidable manual Pg 9.7 0
MN.CLTB.HHZ. 2019-08-20T14:26:06.62 3.0 undecidable manual Pg 7.44 0
IV.FRES.HHZ. 2019-08-20T14:26:04.28 3.0 undecidable manual Sn -3.02 0
IV.HPAC.HHZ. 2019-08-20T14:26:03.60 3.0 undecidable manual Pn -2.55 0
IT.VNF1.HGZ. 2019-08-20T14:25:59.71 3.0 undecidable manual S 0.08 0
IV.RMP.HHZ. 2019-08-20T14:25:55.90 3.0 negative manual Pg 4.6 0
IV.GMB.BHZ. 2019-08-20T14:25:52.10 3.0 undecidable manual Pg 4.67 0
IV.CAR1.HHZ. 2019-08-20T14:25:36.34 0.6 undecidable manual P 146 114.5964 91 0 42
IV.CELI.HHZ. 2019-08-20T14:25:36.96 0.6 undecidable manual P 131 118.8921 91 -0.05 42
IV.GRIS.EHE. 2019-08-20T14:25:34.17 0.3 undecidable manual S 141 52.8027 93 0.34 67
IV.CDRU.HHZ. 2019-08-20T14:25:31.18 0.3 undecidable manual S 343 44.2224 94 -0.35 69
IV.CET2.HHZ. 2019-08-20T14:25:30.66 0.3 undecidable manual P 147 76.9674 92 0.12 67
IV.SLCN.HHZ. 2019-08-20T14:25:29.21 0.3 undecidable manual S 25 34.3434 96 0.29 70
IV.PTRP.HHZ. 2019-08-20T14:25:29.43 0.6 undecidable manual P 48 68.376 92 0.21 45
IV.MCEL.HHZ. 2019-08-20T14:25:29.97 0.6 undecidable manual S 50 37.5291 95 0.21 47
IV.SIRI.HHZ. 2019-08-20T14:25:29.57 0.6 undecidable manual S 77 35.4423 96 0.36 46
IV.PZUN.HHZ. 2019-08-20T14:25:28.62 0.3 undecidable manual P 26 66.2781 92 -0.28 66
MN.CUC.HHZ. 2019-08-20T14:25:28.23 0.6 undecidable manual S 113 32.745 96 -0.27 47
IV.CMPR.HHZ. 2019-08-20T14:25:26.75 0.3 undecidable manual S 330 26.751 99 -0.14 74
IV.GRIS.EHE. 2019-08-20T14:25:26.64 0.6 undecidable manual P 141 52.8027 93 -0.19 46
IV.MMN.HHZ. 2019-08-20T14:25:26.39 0.1 undecidable manual P 118 51.1155 93 -0.18 92
IV.CDRU.HHZ. 2019-08-20T14:25:25.16 0.1 undecidable manual P 343 44.2224 94 -0.34 92
IV.SLCN.HHZ. 2019-08-20T14:25:24.11 0.1 undecidable manual P 25 34.3434 96 0.12 97
IV.MCEL.HHZ. 2019-08-20T14:25:24.80 0.3 undecidable manual P 50 37.5291 95 0.32 69
IV.SIRI.HHZ. 2019-08-20T14:25:24.60 0.3 undecidable manual P 77 35.4423 96 0.44 68
IX.SRN3.HHZ.02 2019-08-20T14:25:24.90 3.0 undecidable manual P -0.2 0
MN.CUC.HHZ. 2019-08-20T14:25:23.22 0.1 undecidable manual P 113 32.745 96 -0.53 88
IV.CMPR.HHZ. 2019-08-20T14:25:22.80 0.1 undecidable manual P 330 26.751 99 -0.02 100
IV.MGR.HHZ. 2019-08-20T14:25:22.02 0.3 undecidable manual S 68 8.4804 139 -0.49 68
IV.BULG.HHZ. 2019-08-20T14:25:22.61 0.3 undecidable manual S 244 7.7811 141 0.22 75
IV.MGR.HHZ. 2019-08-20T14:25:20.25 0.3 undecidable manual P 68 8.4804 139 -0.04 77
IV.BULG.HHZ. 2019-08-20T14:25:20.67 0.1 undecidable manual P 244 7.7811 141 0.45 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MGR.HNE. ML:2.1 0.0015 0.08 AML other m 2019-08-20T14:25:22.12
IV.MGR.HHE. ML:2.2 0.00204 0.18 AML other m 2019-08-20T14:25:22.12
IV.MGR.HHN. ML:2.6 0.004070000000000001 0.16 AML other m 2019-08-20T14:25:22.24
IV.MGR.HNN. ML:2.5 0.0035800000000000003 0.16 AML other m 2019-08-20T14:25:22.24
IV.BULG.HHN. ML:2.5 0.003555 0.38 AML other m 2019-08-20T14:25:23.26
IV.BULG.HNN. ML:2.5 0.0033499999999999997 0.36 AML other m 2019-08-20T14:25:23.26
IV.BULG.HHE. ML:2.2 0.001835 0.56 AML other m 2019-08-20T14:25:23.61
IV.BULG.HNE. ML:2.2 0.00171 0.54 AML other m 2019-08-20T14:25:23.62
IV.CMPR.HHE. ML:2.1 0.000609 0.3 AML other m 2019-08-20T14:25:27.39
IV.CMPR.HHN. ML:2.0 0.0005375 0.42 AML other m 2019-08-20T14:25:27.29
MN.CUC.HHE. ML:1.9 0.000361 0.16 AML other m 2019-08-20T14:25:29.18
MN.CUC.HHN. ML:1.9 0.000322 0.9 AML other m 2019-08-20T14:25:29.51
IV.SLCN.HNN. ML:2.1 0.00047250000000000005 0.64 AML other m 2019-08-20T14:25:30.80
IV.SLCN.HHN. ML:2.1 0.000472 0.62 AML other m 2019-08-20T14:25:30.79
IV.SIRI.HHN. ML:2.0 0.0003805 0.88 AML other m 2019-08-20T14:25:32.06
IV.SIRI.HNN. ML:2.0 0.0003635 0.68 AML other m 2019-08-20T14:25:32.07
IV.MCEL.HNE. ML:1.8 0.0002475 0.22 AML other m 2019-08-20T14:25:32.32
IV.MCEL.HHE. ML:1.8 0.0002535 0.22 AML other m 2019-08-20T14:25:32.32
IV.SIRI.HHE. ML:2.1 0.00048699999999999997 0.24 AML other m 2019-08-20T14:25:32.38
IV.SIRI.HNE. ML:2.1 0.000459 0.24 AML other m 2019-08-20T14:25:32.38
IV.SLCN.HHE. ML:2.3 0.0008845000000000001 0.26 AML other m 2019-08-20T14:25:33.07
IV.SLCN.HNE. ML:2.3 0.0007855 0.26 AML other m 2019-08-20T14:25:33.08
IV.CDRU.HHN. ML:2.0 0.000268 0.18 AML other m 2019-08-20T14:25:33.27
IV.CDRU.HHE. ML:2.3 0.0005505 1.18 AML other m 2019-08-20T14:25:33.21
IV.MCEL.HNN. ML:1.8 0.0002475 0.46 AML other m 2019-08-20T14:25:33.22
IV.MCEL.HHN. ML:1.8 0.0002485 0.48 AML other m 2019-08-20T14:25:33.21
IV.MMN.HHN. ML:2.1 0.00034750000000000004 0.2 AML other m 2019-08-20T14:25:36.45
IV.MMN.HHE. ML:2.0 0.00028000000000000003 1.74 AML other m 2019-08-20T14:25:38.96
IV.CET2.HHE. ML:2.0 0.0001525 0.44 AML other m 2019-08-20T14:25:43.11
IV.CET2.HHN. ML:2.3 0.000312 0.8 AML other m 2019-08-20T14:25:43.81
IV.CAR1.HHE. ML:2.0 0.00007735 0.56 AML other m 2019-08-20T14:25:52.82
IV.CELI.HHE. ML:1.7 0.000041700000000000004 0.68 AML other m 2019-08-20T14:25:56.05
IV.CAR1.HHN. ML:1.9 0.0000628 1.22 AML other m 2019-08-20T14:25:57.76
IV.CELI.HHN. ML:1.9 0.0000557 0.52 AML other m 2019-08-20T14:25:57.45
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
Waveforms Seismic signals in miniseed + resp format Download