Earthquake with magnitude of ML 1.5 on date 24-08-2021 and time 15:48:47 (Italy) in region 7 km NW Latina (LT)

A magnitude ML 1.5 earthquake occured in region: 7 km NW Latina (LT), on

  • 24-08-2021 13:48:47 (UTC)
  • 24-08-2021 15:48:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.5110, 12.8460 at 11 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
Latina LT 7 125985 125985
Cisterna di Latina LT 9 36868 162853
Sermoneta LT 12 9842 172695
Norma LT 14 3946 176641
Cori LT 16 11065 187706
Bassiano LT 16 1583 189289
Nettuno RM 16 49167 238456
Sezze LT 18 24894 263350
Aprilia LT 19 73446 336796
Anzio RM 19 54211 391007
Rocca Massima LT 20 1136 392143

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km NW of Latina (125985 inhabitants)
19 Km SE of Aprilia (73446 inhabitants)
19 Km E of Anzio (54211 inhabitants)
20 Km S of Velletri (53303 inhabitants)
34 Km SE of Pomezia (62966 inhabitants)
51 Km S of Tivoli (56533 inhabitants)
52 Km SE of Roma (2864731 inhabitants)
55 Km S of Guidonia Montecelio (88673 inhabitants)
58 Km SE of Fiumicino (78395 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 1.5 2021-08-24
13:48:47
41.511 12.8458 11 2021-12-29
11:12:23
Bollettino Sismico Italiano INGV 94858851
Reviewed
Rev100
ML 1.5 2021-08-24
13:48:47
41.5373 12.8522 10 2021-08-24
13:56:28
Sala Sismica INGV-Roma 94579601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-24 13:48:47 ± 0.14
Latitude 41.5110 ± 0.0099
Longitude 12.8458 ± 0.0084
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 94858851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1215
Semi-minor axis of confidence ellipse (meter) 423
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 206
Circular confidence region, given by single value of horizontal uncertainty (meter) 1220.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 237
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.68169
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 94858851
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-12-01 11:39:22

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 94579601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-24 13:56:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SELL.HHZ. 2021-08-24T13:50:27.56 3.0 undecidable manual Sn -3.07 0
IV.MILZ.HHZ. 2021-08-24T13:50:25.20 3.0 undecidable manual Sn -2.03 0
IV.GIZZ.HHZ. 2021-08-24T13:50:24.40 3.0 undecidable manual Sn -0.45 0
MN.KEK.HHZ. 2021-08-24T13:50:21.93 3.0 undecidable manual Pg 12.98 0
AC.VLO.HHZ. 2021-08-24T13:50:16.53 3.0 undecidable manual Pg 13.74 0
IV.ACATE.EHZ. 2021-08-24T13:50:08.55 3.0 undecidable manual Pg 12.96 0
GU.IMI.HHZ. 2021-08-24T13:50:04.59 3.0 undecidable manual Pg 14.73 0
IV.ENIC.HHZ. 2021-08-24T13:50:01.24 3.0 positive manual Pg 11.52 0
IV.QLNO.HHZ. 2021-08-24T13:49:54.47 3.0 negative manual Pn 4.94 0
IV.ROVR.HHZ. 2021-08-24T13:49:52.25 3.0 undecidable manual Pn 2.42 0
IV.MILZ.HHZ. 2021-08-24T13:49:51.80 3.0 negative manual Pg 8.91 0
MN.TRI.HHZ. 2021-08-24T13:49:51.25 3.0 negative manual Pn 2.05 0
IV.GIZZ.HHZ. 2021-08-24T13:49:41.85 3.0 positive manual Pn 0.3 0
GU.POPM.HHZ. 2021-08-24T13:49:33.11 3.0 undecidable manual Pn 2.27 0
IV.IMOL.HNZ. 2021-08-24T13:49:29.30 3.0 undecidable manual Pn -1.75 0
IV.PAOL.HNZ. 2021-08-24T13:49:12.26 3.0 undecidable manual Pn 1.11 0
IV.VVLD.HHZ. 2021-08-24T13:49:10.73 0.6 undecidable manual S 58 75.6687 50 0.33 43
IV.NRCA.HHZ. 2021-08-24T13:49:09.91 3.0 undecidable manual P 0.65 0
IV.CERT.HHZ. 2021-08-24T13:49:03.74 0.6 undecidable manual S 13 49.9167 50 0.23 46
IV.GUAR.HHZ. 2021-08-24T13:49:03.68 0.6 undecidable manual S 51 49.8168 50 0.18 47
IV.VVLD.HHZ. 2021-08-24T13:49:00.51 0.3 undecidable manual P 58 75.6687 50 -0.28 66
IV.RCAV.EHE. 2021-08-24T13:49:00.15 0.6 undecidable manual S 12 38.2284 50 -0.24 47
IV.POFI.HHZ. 2021-08-24T13:49:00.74 0.3 undecidable manual P 72 75.369 50 -0.01 70
IV.GIUL.HHZ. 2021-08-24T13:48:59.37 0.6 undecidable manual S 81 34.3434 50 0.01 50
IV.MTCE.HHZ. 2021-08-24T13:48:58.20 0.6 undecidable manual P 351 57.3981 50 0.22 46
IV.RDP.HHZ. 2021-08-24T13:48:58.39 0.6 undecidable manual S 338 29.8479 50 0.23 48
IV.VIVA.HHN. 2021-08-24T13:48:57.31 0.6 undecidable manual S 347 27.2505 50 -0.16 49
IV.CERT.HHZ. 2021-08-24T13:48:56.56 0.3 undecidable manual P 13 49.9167 50 -0.25 69
IV.GUAR.HHZ. 2021-08-24T13:48:56.67 0.3 undecidable manual P 51 49.8168 50 -0.14 71
IV.RCAV.EHE. 2021-08-24T13:48:54.91 0.3 undecidable manual P 12 38.2284 50 -0.1 73
IV.GIUL.HHZ. 2021-08-24T13:48:54.41 0.1 undecidable manual P 81 34.3434 50 -0.01 100
IV.RDP.HHZ. 2021-08-24T13:48:53.83 0.3 undecidable manual P 338 29.8479 50 0.1 74
IV.VIVA.HHN. 2021-08-24T13:48:53.31 0.3 undecidable manual P 347 27.2505 50 -0.02 76
IV.LATB.EHZ. 2021-08-24T13:48:52.55 0.6 undecidable manual S 101 9.879 137 -0.19 50
IV.LATB.EHZ. 2021-08-24T13:48:50.81 0.1 undecidable manual P 101 9.879 137 0.21 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LATB.EHE. ML:1.5 0.00036150000000000006 1.36 AML other m 2021-08-24T13:48:53.01
IV.LATB.EHN. ML:0.8 0.00008635000000000001 0.4 AML other m 2021-08-24T13:48:54.00
IV.GIUL.HHE. ML:1.6 0.000168 0.66 AML other m 2021-08-24T13:49:00.05
IV.GIUL.HHN. ML:1.6 0.0001805 0.52 AML other m 2021-08-24T13:49:00.07
IV.GUAR.HHE. ML:1.7 0.0001305 0.4 AML other m 2021-08-24T13:49:04.02
IV.GUAR.HHN. ML:1.7 0.000141 0.92 AML other m 2021-08-24T13:49:04.15
IV.CERT.HHN. ML:1.4 0.00007240000000000001 0.74 AML other m 2021-08-24T13:49:05.81
IV.CERT.HHE. ML:1.7 0.000122 1.56 AML other m 2021-08-24T13:49:07.97
IV.VVLD.HHE. ML:1.5 0.00004894999999999999 0.54 AML other m 2021-08-24T13:49:11.27
IV.POFI.HHN. ML:1.2 0.000027 0.82 AML other m 2021-08-24T13:49:14.45
IV.VVLD.HHN. ML:1.5 0.000044550000000000005 0.66 AML other m 2021-08-24T13:49:15.25
IV.POFI.HHE. ML:1.3 0.000030050000000000002 0.58 AML other m 2021-08-24T13:49:16.54
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