Earthquake with magnitude of ML 1.4 on date 05-07-2023 and time 15:02:57 (Italy) in region 2 km S Ciciliano (RM)

A magnitude ML 1.4 earthquake occured in region: 2 km S Ciciliano (RM), on

  • 05-07-2023 13:02:57 (UTC)
  • 05-07-2023 15:02:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.9440, 12.9360 at 8 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
Ciciliano RM 2 1336 1336
Cerreto Laziale RM 4 1118 2454
Pisoniano RM 4 770 3224
Sambuci RM 5 925 4149
Gerano RM 5 1263 5412
Casape RM 6 744 6156
San Gregorio da Sassola RM 6 1619 7775
Castel Madama RM 7 7399 15174
Saracinesco RM 7 185 15359
Poli RM 7 2418 17777
Rocca Canterano RM 8 196 17973
San Vito Romano RM 8 3273 21246
Rocca Santo Stefano RM 8 975 22221
Canterano RM 9 351 22572
Vicovaro RM 9 4019 26591
Anticoli Corrado RM 9 915 27506
Marano Equo RM 9 779 28285
Capranica Prenestina RM 9 351 28636
Agosta RM 9 1765 30401
Mandela RM 10 917 31318
Bellegra RM 10 2887 34205
Roviano RM 11 1351 35556
Rocca di Cave RM 11 377 35933
San Polo dei Cavalieri RM 11 2992 38925
Castel San Pietro Romano RM 11 902 39827
Tivoli RM 12 56533 96360
Cervara di Roma RM 12 455 96815
Palestrina RM 12 21672 118487
Olevano Romano RM 12 6687 125174
Cineto Romano RM 12 601 125775
Roccagiovine RM 12 263 126038
Gallicano nel Lazio RM 12 6334 132372
Genazzano RM 13 6036 138408
Arsoli RM 13 1586 139994
Roiate RM 13 737 140731
Marcellina RM 14 7280 148011
Subiaco RM 14 9074 157085
Cave RM 14 11287 168372
Riofreddo RM 14 781 169153
Zagarolo RM 14 17843 186996
Rocca di Botte AQ 14 856 187852
Oricola AQ 15 1244 189096
Licenza RM 15 1011 190107
Affile RM 15 1548 191655
Arcinazzo Romano RM 16 1348 193003
Vallinfreda RM 17 283 193286
Camerata Nuova RM 17 447 193733
Percile RM 17 255 193988
San Cesareo RM 18 15153 209141
Serrone FR 18 3099 212240
Labico RM 18 6379 218619
Guidonia Montecelio RM 18 88673 307292
Paliano FR 19 8281 315573
Valmontone RM 19 15959 331532
Vivaro Romano RM 19 182 331714
Pereto AQ 19 682 332396
Colonna RM 19 4287 336683
Palombara Sabina RM 20 13269 349952

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km E of Tivoli (56533 inhabitants)
18 Km E of Guidonia Montecelio (88673 inhabitants)
31 Km NE of Velletri (53303 inhabitants)
38 Km E of Roma (2864731 inhabitants)
46 Km NE of Aprilia (73446 inhabitants)
47 Km NE of Pomezia (62966 inhabitants)
53 Km N of Latina (125985 inhabitants)
59 Km SW of L'Aquila (69753 inhabitants)
61 Km NE of Anzio (54211 inhabitants)
61 Km E of Fiumicino (78395 inhabitants)
73 Km SE of Terni (111501 inhabitants)
86 Km SE of Viterbo (67173 inhabitants)
96 Km E of Civitavecchia (52991 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 1.4 2023-07-05
13:02:57
41.9437 12.9358 8 2023-07-05
13:22:56
Sala Sismica INGV-Roma 118992871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-05 13:02:57 ± 0.13
Latitude 41.9437 ± 0.0090
Longitude 12.9358 ± 0.0121
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118992871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1141
Semi-minor axis of confidence ellipse (meter) 779
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 227
Circular confidence region, given by single value of horizontal uncertainty (meter) 1140.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 123
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35433
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 118992871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-05 13:22:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
AC.VLO.HHZ. 2023-07-05T13:04:32.89 3.0 undecidable manual Sn -2.2 0
IV.LINA.HHZ. 2023-07-05T13:04:26.06 3.0 negative manual Pg 17.82 0
GU.MGRO.HHZ. 2023-07-05T13:04:15.39 3.0 undecidable manual Pg 23.889999 0
IV.TDS.HHZ. 2023-07-05T13:04:14.63 3.0 undecidable manual Sg 13.36 0
MN.BNI.HHZ. 2023-07-05T13:04:11.26 3.0 undecidable manual Pn 4.24 0
IV.ZCCA.HHZ. 2023-07-05T13:04:08.29 3.0 undecidable manual Sn 0.93 0
GU.CIRO.HHZ. 2023-07-05T13:04:07.78 3.0 undecidable manual Pn 4.28 0
IV.BAG8.EHZ. 2023-07-05T13:04:06.93 3.0 undecidable manual Pg 21.02 0
IV.PTCC.HHZ. 2023-07-05T13:04:00.40 3.0 undecidable manual Pg 17.02 0
IV.OSSC.HHZ. 2023-07-05T13:03:57.08 3.0 undecidable manual Sn 5.13 0
IV.SARZ.HHZ. 2023-07-05T13:03:52.53 3.0 positive manual Pn 5.18 0
IV.FRON.EHZ. 2023-07-05T13:03:49.37 3.0 undecidable manual Sg 13.98 0
IV.MPAZ.HNZ. 2023-07-05T13:03:40.14 3.0 undecidable manual Pn -2.88 0
IV.MTMR.EHZ. 2023-07-05T13:03:30.08 3.0 undecidable manual Sg 2.89 0
IV.SGG.HHZ. 2023-07-05T13:03:20.17 3.0 undecidable manual Sg 2.79 0
IT.PLTA.HNZ. 2023-07-05T13:03:14.68 3.0 undecidable manual Sn -1.24 0
IV.PTQR.HHE. 2023-07-05T13:03:11.72 0.6 undecidable manual S 77 39.3273 50 0.64 42
IV.GUAR.HNN. 2023-07-05T13:03:09.96 0.6 undecidable manual S 118 35.2425 50 -0.03 49
IV.MMO1.EHZ. 2023-07-05T13:03:07.50 3.0 negative manual Pg 5.23 0
IV.PTQR.HHE. 2023-07-05T13:03:05.17 0.1 undecidable manual P 77 39.3273 50 -0.17 94
IV.GUAR.HNN. 2023-07-05T13:03:04.83 0.6 undecidable manual P 118 35.2425 50 0.11 48
IV.MTCE.HHZ. 2023-07-05T13:03:04.85 0.6 undecidable manual S 299 18.2706 114 0.4 47
IV.FIAM.HHZ. 2023-07-05T13:03:04.86 0.3 undecidable manual P 22 38.9277 50 -0.43 67
IV.MCRV.HHZ. 2023-07-05T13:03:02.31 3.0 undecidable manual Pn -5.04 0
IV.RCAV.EHZ. 2023-07-05T13:03:01.91 0.6 undecidable manual S 176 10.6782 128 -0.29 48
IV.MTCE.HHZ. 2023-07-05T13:03:01.25 0.6 negative manual P 299 18.2706 114 -0.27 48
IV.CERT.HHZ. 2023-07-05T13:03:00.46 0.6 undecidable manual S 81 3.7962 155 -0.21 50
IV.RCAV.EHZ. 2023-07-05T13:03:00.42 0.3 undecidable manual P 176 10.6782 128 0.2 74
IV.CERT.HHZ. 2023-07-05T13:02:59.52 0.1 negative manual P 81 3.7962 155 0.19 100
IV.SGG.HHZ. 2023-07-05T13:02:58.21 3.0 undecidable manual P -1.72 0
IV.LPEL.HHZ. 2023-07-05T13:02:54.53 3.0 undecidable manual P -2.89 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CERT.HHE. ML:1.8 0.0009260000000000001 0.36 AML other m 2023-07-05T13:03:02.04
IV.CERT.HNE. ML:2.1 0.0013823 0.4416 AML other m 2023-07-05T13:03:01.64
IV.CERT.HHN. ML:2.0 0.0012630159999999998 0.1792 AML other m 2023-07-05T13:03:01.32
IV.CERT.HNN. ML:2.0 0.0011519282 0.1856 AML other m 2023-07-05T13:03:01.31
IV.RCAV.EHN. ML:1.5 0.00043599999999999997 0.18 AML other m 2023-07-05T13:03:02.64
IV.RCAV.EHE. ML:1.5 0.0004550788 0.32 AML other m 2023-07-05T13:03:03.80
IV.FIAM.HHN. ML:1.1 0.0000520189 0.4544 AML other m 2023-07-05T13:03:14.30
IV.FIAM.HHE. ML:1.2 0.000052551815 0.4032 AML other m 2023-07-05T13:03:17.55
IV.MTCE.HHE. ML:1.3 0.000184706 0.32 AML other m 2023-07-05T13:03:05.48
IV.MTCE.HHN. ML:1.4 0.00020858575000000002 0.4416 AML other m 2023-07-05T13:03:05.83
IV.FIAM.HNE. ML:1.6 0.00013965355 0.5888 AML other m 2023-07-05T13:03:20.41
IV.FIAM.HNN. ML:1.6 0.0001288147 0.768 AML other m 2023-07-05T13:03:14.68
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download