Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.5 on date 28-07-2020 and time 21:13:17 (Italy) in region Costa Laziale meridionale (Latina)

A magnitude ML 2.5 earthquake occured in region: Costa Laziale meridionale (Latina), on

  • 28-07-2020 19:13:17 (UTC)
  • 28-07-2020 21:13:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.0450, 12.6300 at 10 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km S of Anzio (54211 inhabitants)
52 Km SW of Latina (125985 inhabitants)
61 Km S of Aprilia (73446 inhabitants)
70 Km S of Pomezia (62966 inhabitants)
73 Km S of Velletri (53303 inhabitants)
87 Km SE of Fiumicino (78395 inhabitants)
95 Km S of Roma (2864731 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 2.5 2020-07-28
19:13:17		 41.0448 12.6302 10 2020-11-19
12:36:56		 Bollettino Sismico Italiano INGV 81727331
Reviewed
Rev100 		ML 2.6 2020-07-28
19:13:17		 41.0443 12.6112 12 2020-07-28
19:32:46		 Sala Sismica INGV-Roma 81431321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-28 19:13:17 ± 0.24
Latitude 41.0448 ± 0.0117
Longitude 12.6302 ± 0.0167
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 81727331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1700
Semi-minor axis of confidence ellipse (meter) 970
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 231
Circular confidence region, given by single value of horizontal uncertainty (meter) 1700.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 210
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 43
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.51351
Epicentral distance of station farthest from the epicenter (degree) 1.90566
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 34
Magnitudes information

ML:2.6

Field Value
Value 2.6
Uncertainty 0.3
Num. used stations 51
Type of magnitude ML
Reference to an origin 81431321
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-28 19:32:46

ML:2.5

Field Value
Value 2.5
Uncertainty 0.3
Num. used stations 39
Type of magnitude ML
Reference to an origin 81727331
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-17 15:29:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTQR.HHZ. 2020-07-28T19:13:54.40 0.6 undecidable manual S 30 125.874 50 0.98 36
IV.POFI.HHZ. 2020-07-28T19:13:52.20 0.6 undecidable manual S 50 116.8941 50 1.16 33
IV.IMTC.HHZ. 2020-07-28T19:13:51.00 0.6 undecidable manual S 109 110.5005 50 1.68 25
IV.MGAB.HNZ. 2020-07-28T19:13:50.70 1.0 undecidable manual P 349 211.5327 38 0.45 15
IV.MOMA.HHZ. 2020-07-28T19:13:49.10 0.3 undecidable manual P 359 195.1602 38 0.89 43
IV.MTRA.EHZ. 2020-07-28T19:13:49.35 0.6 undecidable manual P 18 200.1441 38 0.52 32
IV.LRP.EHZ. 2020-07-28T19:13:47.80 0.6 undecidable manual S 50 103.9182 50 0.22 49
IV.MAON.HHZ. 2020-07-28T19:13:47.02 0.6 undecidable manual P 322 197.358 38 -1.46 21
IV.GUAR.HHZ. 2020-07-28T19:13:47.10 0.6 undecidable manual S 34 100.6215 50 0.4 47
IV.TRIV.HHZ. 2020-07-28T19:13:46.11 0.3 undecidable manual P 63 178.6878 38 -0.05 60
IV.RCAV.EHZ. 2020-07-28T19:13:45.78 0.6 undecidable manual S 16 92.7405 50 1.19 35
IV.BSSO.HHZ. 2020-07-28T19:13:44.72 0.3 undecidable manual P 71 172.7937 50 -0.61 54
IV.T0110.HHZ. 2020-07-28T19:13:43.91 0.3 undecidable manual P 35 162.1155 50 0.22 63
IV.SGG.HHZ. 2020-07-28T19:13:41.45 0.3 undecidable manual P 75 150.8379 50 -0.48 63
IV.INTR.HHZ. 2020-07-28T19:13:41.34 0.3 undecidable manual P 44 150.6381 50 -0.57 61
IV.VAGA.HHZ. 2020-07-28T19:13:40.19 0.3 undecidable manual P 72 139.9488 50 -0.08 70
IV.GIUL.HHZ. 2020-07-28T19:13:40.37 0.6 undecidable manual S 42 77.1672 50 -0.05 53
IV.FIAM.HNN. 2020-07-28T19:13:40.35 0.3 undecidable manual P 16 141.5472 50 -0.16 69
IV.BARO.EHZ. 2020-07-28T19:13:40.49 0.3 undecidable manual P 340 141.8469 50 -0.06 70
IT.MMP1.HGE. 2020-07-28T19:13:39.43 0.3 undecidable manual P 4 133.9659 50 0.09 71
IV.CERA.HHZ. 2020-07-28T19:13:39.04 0.3 undecidable manual P 62 130.869 50 0.17 70
IV.VENT.EHZ. 2020-07-28T19:13:39.46 0.6 undecidable manual S 112 71.8725 50 0.44 50
IV.SRES.HHN. 2020-07-28T19:13:39.55 0.3 undecidable manual P 356 132.5673 50 0.42 66
IV.PIGN.HHZ. 2020-07-28T19:13:38.34 0.3 undecidable manual P 82 130.6692 50 -0.48 65
IV.TOLF.HHZ. 2020-07-28T19:13:37.80 0.3 undecidable manual P 335 124.5864 50 -0.09 72
IT.CSO1.HGZ. 2020-07-28T19:13:37.82 0.3 undecidable manual P 18 123.1878 50 0.15 71
IV.PTQR.HHZ. 2020-07-28T19:13:37.60 0.3 undecidable manual P 30 125.874 50 -0.49 66
IV.POFI.HHZ. 2020-07-28T19:13:36.25 0.1 undecidable manual P 50 116.8941 50 -0.46 90
IV.IMTC.HHZ. 2020-07-28T19:13:35.62 0.1 undecidable manual P 109 110.5005 50 -0.1 99
IV.MTCE.HHZ. 2020-07-28T19:13:35.18 0.3 undecidable manual P 5 108.9132 50 -0.29 71
IV.IFOR.HHZ. 2020-07-28T19:13:35.47 0.1 undecidable manual P 109 109.2129 50 -0.05 100
IV.LATB.EHZ. 2020-07-28T19:13:34.10 0.6 undecidable manual S 29 56.9985 50 -0.94 42
IV.GUAR.HHZ. 2020-07-28T19:13:34.51 0.3 undecidable manual P 34 100.6215 50 0.3 72
IV.LRP.EHZ. 2020-07-28T19:13:33.88 0.3 undecidable manual P 50 103.9182 50 -0.83 60
IV.RMP.HHZ. 2020-07-28T19:13:32.44 0.3 undecidable manual P 4 85.3479 50 0.6 69
IV.RCAV.EHZ. 2020-07-28T19:13:32.24 0.3 undecidable manual P 16 92.7405 50 -0.75 64
IV.MA9.HHN. 2020-07-28T19:13:32.00 0.3 undecidable manual P 2 80.4639 50 0.91 61
IV.SAMA.EHZ. 2020-07-28T19:13:31.92 0.3 undecidable manual P 358 81.6516 50 0.64 68
IV.RDP.HHZ. 2020-07-28T19:13:31.43 0.3 undecidable manual P 5 79.6647 50 0.46 73
IV.VIVA.HHZ. 2020-07-28T19:13:30.24 0.6 undecidable manual P 8 79.0653 50 -0.64 46
IV.VENT.EHZ. 2020-07-28T19:13:30.55 0.1 undecidable manual P 112 71.8725 50 0.77 88
IV.GIUL.HHZ. 2020-07-28T19:13:29.56 0.1 undecidable manual P 42 77.1672 50 -1.02 78
IV.LATB.EHZ. 2020-07-28T19:13:26.75 0.1 undecidable manual P 29 56.9985 50 -0.73 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LATB.EHN. ML:1.8 0.00015358365000000003 1.1008 AML other m 2020-07-28T19:13:36.45
IV.LATB.EHE. ML:2.3 0.0004678076 0.4992 AML other m 2020-07-28T19:13:37.11
IV.VENT.EHN. ML:3.2 0.0025506935 0.4096 AML other m 2020-07-28T19:13:42.36
IV.GIUL.HHN. ML:2.8 0.00089987865 0.2816 AML other m 2020-07-28T19:13:42.12
IV.VENT.EHE. ML:2.8 0.0009071257500000001 0.2048 AML other m 2020-07-28T19:13:42.28
IV.GIUL.HHE. ML:2.9 0.0011529403 0.4608 AML other m 2020-07-28T19:13:42.82
IV.RMP.HHN. ML:3.1 0.001780332 1.3568 AML other m 2020-07-28T19:13:44.67
IV.RMP.HHE. ML:3.0 0.0012211485 0.2688 AML other m 2020-07-28T19:13:44.86
IV.GUAR.HHN. ML:2.4 0.00026365135 1.2288 AML other m 2020-07-28T19:13:48.51
IV.LRP.EHE. ML:2.2 0.000151501955 0.4736 AML other m 2020-07-28T19:13:48.36
IV.LRP.EHN. ML:1.9 0.000081356015 0.4224 AML other m 2020-07-28T19:13:48.75
IV.GUAR.HHE. ML:2.5 0.0003139825 0.2304 AML other m 2020-07-28T19:13:49.11
IV.MTCE.HHN. ML:2.1 0.000112504125 0.5632 AML other m 2020-07-28T19:13:49.70
IV.MTCE.HHE. ML:2.1 0.00011290768500000001 0.4864 AML other m 2020-07-28T19:13:50.16
IV.IMTC.HHE. ML:2.8 0.0005863416499999999 0.4224 AML other m 2020-07-28T19:13:51.58
IV.IMTC.HHN. ML:2.8 0.00053769215 0.6016 AML other m 2020-07-28T19:13:51.88
IV.POFI.HHE. ML:2.3 0.0001462107 0.4992 AML other m 2020-07-28T19:13:53.43
IV.POFI.HHN. ML:2.4 0.00020685745 0.7296 AML other m 2020-07-28T19:13:54.14
IV.POFI.HNN. ML:2.6 0.0003108374 0.7168 AML other m 2020-07-28T19:13:54.14
IV.PTQR.HHN. ML:2.3 0.00014189315499999998 0.3328 AML other m 2020-07-28T19:13:56.26
IV.TOLF.HHE. ML:2.5 0.0002047899 1.9968 AML other m 2020-07-28T19:13:57.49
IV.POFI.HNE. ML:2.6 0.0002940092 0.5376 AML other m 2020-07-28T19:13:56.84
IV.TOLF.HHN. ML:2.7 0.0003210133 0.5632 AML other m 2020-07-28T19:13:57.54
IV.BARO.EHN. ML:2.5 0.00017740755 0.4224 AML other m 2020-07-28T19:14:00.56
IV.BARO.EHE. ML:2.4 0.00014692753 1.9328 AML other m 2020-07-28T19:14:02.50
IV.PIGN.HHE. ML:2.5 0.00018531125 0.6016 AML other m 2020-07-28T19:14:02.16
IV.VAGA.HNN. ML:2.5 0.00018299065 1.1264 AML other m 2020-07-28T19:14:02.43
IV.VAGA.HHN. ML:2.5 0.0001963686 1.1008 AML other m 2020-07-28T19:14:01.86
IV.PIGN.HHN. ML:2.5 0.00021715299999999999 0.512 AML other m 2020-07-28T19:14:02.19
IV.PIGN.HNN. ML:2.6 0.0002497398 0.4864 AML other m 2020-07-28T19:14:02.44
IV.INTR.HNN. ML:2.6 0.00021995920000000003 1.856 AML other m 2020-07-28T19:14:03.62
IV.PIGN.HNE. ML:2.5 0.00021032775000000002 0.576 AML other m 2020-07-28T19:14:02.91
IV.INTR.HHE. ML:2.5 0.00015670200000000002 0.2944 AML other m 2020-07-28T19:14:03.81
IV.INTR.HHN. ML:2.5 0.000144462705 0.3072 AML other m 2020-07-28T19:14:03.65
IV.SGG.HHE. ML:2.2 0.00007594817000000001 0.6272 AML other m 2020-07-28T19:14:03.92
IV.T0110.HHN. ML:2.3 0.000081475085 0.384 AML other m 2020-07-28T19:14:06.59
IV.T0110.HHE. ML:2.3 0.00007897051499999999 0.32 AML other m 2020-07-28T19:14:06.73
IV.MOMA.HHN. ML:2.0 0.00003735173 0.3968 AML other m 2020-07-28T19:14:15.16
IV.MOMA.HHE. ML:2.0 0.00003741871 1.28 AML other m 2020-07-28T19:14:18.20
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