Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 05-07-2020 and time 16:24:23 (Italy) in region 1 km W San Polo dei Cavalieri (RM)

A magnitude ML 1.7 earthquake occured in region: 1 km W San Polo dei Cavalieri (RM), on

  • 05-07-2020 14:24:23 (UTC)
  • 05-07-2020 16:24:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.0130, 12.8250 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.

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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
San Polo dei Cavalieri RM 1 2992 2992
Marcellina RM 2 7280 10272
Castel Madama RM 6 7399 17671
Vicovaro RM 6 4019 21690
Tivoli RM 6 56533 78223
Roccagiovine RM 8 263 78486
Palombara Sabina RM 8 13269 91755
Guidonia Montecelio RM 8 88673 180428
Mandela RM 9 917 181345
Licenza RM 9 1011 182356
Sant'Angelo Romano RM 10 5018 187374
Sambuci RM 10 925 188299
Saracinesco RM 11 185 188484
Monteflavio RM 11 1348 189832
San Gregorio da Sassola RM 11 1619 191451
Ciciliano RM 11 1336 192787
Percile RM 12 255 193042
Moricone RM 12 2650 195692
Cineto Romano RM 12 601 196293
Casape RM 13 744 197037
Anticoli Corrado RM 14 915 197952
Montorio Romano RM 14 1984 199936
Roviano RM 14 1351 201287
Poli RM 15 2418 203705
Cerreto Laziale RM 15 1118 204823
Montelibretti RM 15 5323 210146
Riofreddo RM 16 781 210927
Mentana RM 16 22921 233848
Gallicano nel Lazio RM 16 6334 240182
Marano Equo RM 16 779 240961
Pisoniano RM 16 770 241731
Orvinio RI 16 405 242136
Arsoli RM 16 1586 243722
Vallinfreda RM 16 283 244005
Gerano RM 17 1263 245268
Nerola RM 17 1926 247194
Fonte Nuova RM 17 32562 279756
Scandriglia RI 17 3108 282864
Agosta RM 18 1765 284629
Rocca Canterano RM 18 196 284825
Monterotondo RM 18 40830 325655
Vivaro Romano RM 18 182 325837
Oricola AQ 18 1244 327081
Zagarolo RM 19 17843 344924
Castel San Pietro Romano RM 19 902 345826
Canterano RM 19 351 346177
San Vito Romano RM 20 3273 349450
Capranica Prenestina RM 20 351 349801
Palestrina RM 20 21672 371473

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km NE of Tivoli (56533 inhabitants)
8 Km E of Guidonia Montecelio (88673 inhabitants)
31 Km E of Roma (2864731 inhabitants)
36 Km N of Velletri (53303 inhabitants)
47 Km NE of Pomezia (62966 inhabitants)
49 Km NE of Aprilia (73446 inhabitants)
56 Km E of Fiumicino (78395 inhabitants)
61 Km SW of L'Aquila (69753 inhabitants)
61 Km N of Latina (125985 inhabitants)
63 Km S of Terni (111501 inhabitants)
65 Km N of Anzio (54211 inhabitants)
74 Km SE of Viterbo (67173 inhabitants)
86 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
Bulletin
Rev1000 		ML 1.7 2020-07-05
14:24:23		 42.0132 12.8252 9 2020-11-19
12:36:51		 Bollettino Sismico Italiano INGV 80852061
Reviewed
Rev100 		ML 1.9 2020-07-05
14:24:23		 42.0023 12.8138 9 2020-07-05
14:37:36		 Sala Sismica INGV-Roma 80800571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-05 14:24:23 ± 0.06
Latitude 42.0132 ± 0.0036
Longitude 12.8252 ± 0.0061
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80852061

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 438
Semi-minor axis of confidence ellipse (meter) 290
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 274
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 58
Number of defining phases 44
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.08009
Number of stations at which the event was observed 40
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations 27
Type of magnitude ML
Reference to an origin 80800571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-05 14:37:36

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 21
Type of magnitude ML
Reference to an origin 80852061
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-01 09:17:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.JOPP.HHZ. 2020-07-05T14:26:13.96 3.0 undecidable manual Sn -2.63 0
IV.SPS2.HHZ. 2020-07-05T14:26:07.06 3.0 undecidable manual Sn -1.7 0
HL.VLS.HHZ. 2020-07-05T14:26:05.07 3.0 undecidable manual Pn -2.45 0
IV.ACATE.EHZ. 2020-07-05T14:25:45.65 3.0 negative manual Pn 4.57 0
IV.MSAG.HHZ. 2020-07-05T14:25:43.39 3.0 undecidable manual Sg 11.55 0
IV.MRLC.HHZ. 2020-07-05T14:25:42.12 3.0 undecidable manual Sg 8.89 0
CR.STON.BHZ. 2020-07-05T14:25:36.90 3.0 positive manual Pg 16.190001 0
IV.SPS2.HHZ. 2020-07-05T14:25:30.14 3.0 positive manual Pg 7.5 0
IV.EUCT.HNZ. 2020-07-05T14:25:27.47 3.0 undecidable manual Pn 0.9 0
IV.RONT.HHZ. 2020-07-05T14:25:26.69 3.0 undecidable manual Sn -1.63 0
IV.SALB.HHZ. 2020-07-05T14:25:22.74 3.0 undecidable manual Pg 5.6 0
IV.MMN.HHZ. 2020-07-05T14:25:13.56 3.0 positive manual Pn -0.64 0
IV.PTRJ.HNZ. 2020-07-05T14:25:13.76 3.0 undecidable manual S 3.42 0
IV.PTRJ.HNZ. 2020-07-05T14:24:51.08 3.0 undecidable manual P 1.26 0
IV.LRP.EHZ. 2020-07-05T14:24:46.80 0.6 undecidable manual S 123 74.8695 50 0.06 45
IV.MF5.EHZ. 2020-07-05T14:24:44.26 0.6 undecidable manual P 25 119.8911 50 0.28 40
IV.RM33.HNE. 2020-07-05T14:24:44.74 0.6 undecidable manual S 30 63.5919 50 1.01 34
IV.GIUL.HHZ. 2020-07-05T14:24:43.69 0.6 undecidable manual S 145 61.6938 50 0.47 42
IV.LATB.EHE. 2020-07-05T14:24:42.46 0.6 undecidable manual S 169 58.6968 50 0.05 47
IV.PTQR.HHZ. 2020-07-05T14:24:40.10 0.6 undecidable manual S 89 47.4192 50 0.69 40
IV.MOMA.HHZ. 2020-07-05T14:24:39.35 0.3 undecidable manual P 347 90.1431 50 -0.05 66
IV.GUAR.HHZ. 2020-07-05T14:24:39.52 0.6 undecidable manual S 121 46.9197 50 0.24 46
IV.TERO.HHZ. 2020-07-05T14:24:39.16 0.3 undecidable manual P 43 93.0402 50 -0.68 56
IV.T0110.HHZ. 2020-07-05T14:24:38.40 0.3 undecidable manual P 73 81.8514 50 0.28 64
IV.CAMP.HHZ. 2020-07-05T14:24:37.57 1.0 undecidable manual P 39 75.2691 50 0.47 21
IV.GAVE.EHN. 2020-07-05T14:24:37.04 0.3 undecidable manual P 4 75.5688 50 -0.11 67
IV.POFI.HHZ. 2020-07-05T14:24:37.32 0.1 undecidable manual P 114 80.2641 50 -0.55 80
IV.LAV9.HNZ. 2020-07-05T14:24:37.42 0.6 undecidable manual S 196 38.628 50 0.36 45
IV.BARO.EHN. 2020-07-05T14:24:36.43 0.3 undecidable manual P 293 68.7756 50 0.32 65
IV.LRP.EHZ. 2020-07-05T14:24:36.56 0.1 undecidable manual P 123 74.8695 50 -0.49 83
IV.SAMA.EHZ. 2020-07-05T14:24:36.06 0.6 undecidable manual S 217 32.1456 50 0.72 41
IV.TOLF.HHE. 2020-07-05T14:24:36.20 0.3 undecidable manual P 275 68.1762 50 0.19 67
IV.FIAM.HHZ. 2020-07-05T14:24:36.91 0.6 undecidable manual S 40 37.1295 50 0.26 47
IV.CESX.HHE. 2020-07-05T14:24:35.98 0.6 undecidable manual P 344 68.8755 50 -0.14 45
IV.ARRO.EHZ. 2020-07-05T14:24:35.16 0.1 undecidable manual P 356 62.9925 50 -0.05 93
IV.RM33.HNE. 2020-07-05T14:24:35.09 0.1 undecidable manual P 30 63.5919 50 -0.22 89
IV.LNSS.HNZ. 2020-07-05T14:24:35.69 0.3 undecidable manual P 15 67.7766 50 -0.25 66
IV.GIUL.HHZ. 2020-07-05T14:24:34.56 0.1 undecidable manual P 145 61.6938 50 -0.45 85
IV.MA9.HHZ. 2020-07-05T14:24:34.82 0.6 undecidable manual S 207 30.2475 106 0.06 49
IV.LATB.EHE. 2020-07-05T14:24:34.03 0.3 undecidable manual P 169 58.6968 50 -0.52 63
IV.RDP.HHZ. 2020-07-05T14:24:34.88 0.6 undecidable manual S 199 29.5482 107 0.35 46
IT.MMP1.HGZ. 2020-07-05T14:24:33.92 0.3 undecidable manual S 346 26.9508 108 0.27 71
IT.CSO1.HGZ. 2020-07-05T14:24:33.36 0.3 undecidable manual S 66 23.754 111 0.76 61
IV.RMP.HHZ. 2020-07-05T14:24:33.49 0.6 undecidable manual S 204 24.4533 110 0.66 42
IV.PTQR.HHZ. 2020-07-05T14:24:32.69 0.1 undecidable manual P 89 47.4192 50 -0.12 94
IV.GUAR.HHZ. 2020-07-05T14:24:32.56 0.1 undecidable manual P 121 46.9197 50 -0.18 93
IV.LAV9.HNZ. 2020-07-05T14:24:31.57 0.6 undecidable manual P 196 38.628 50 0.11 48
IV.FIAM.HHZ. 2020-07-05T14:24:31.02 0.1 undecidable manual P 40 37.1295 50 -0.2 94
IV.RCAV.EHZ. 2020-07-05T14:24:31.39 0.6 undecidable manual S 152 20.868 113 -0.3 47
IV.SAMA.EHZ. 2020-07-05T14:24:30.07 0.3 undecidable manual P 217 32.1456 50 -0.39 68
IV.RDP.HHZ. 2020-07-05T14:24:30.05 0.3 undecidable manual P 199 29.5482 107 0.05 74
IV.MA9.HHZ. 2020-07-05T14:24:30.56 0.3 undecidable manual P 207 30.2475 106 0.43 68
IT.CSO1.HGZ. 2020-07-05T14:24:29.18 0.3 undecidable manual P 66 23.754 111 0.3 71
IV.RMP.HHZ. 2020-07-05T14:24:29.13 0.3 undecidable manual P 204 24.4533 110 0.12 74
IT.MMP1.HGZ. 2020-07-05T14:24:29.44 0.3 undecidable manual P 346 26.9508 108 -0.05 74
IV.RCAV.EHZ. 2020-07-05T14:24:28.20 0.1 undecidable manual P 152 20.868 113 -0.16 98
IV.MTCE.HHZ. 2020-07-05T14:24:27.29 0.3 undecidable manual S 279 6.8931 142 -0.43 71
IV.MTCE.HHZ. 2020-07-05T14:24:25.90 0.1 positive manual P 279 6.8931 142 -0.17 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTCE.HHE. ML:2.5 0.0056927825 0.3968 AML other m 2020-07-05T14:24:27.48
IV.MTCE.HHN. ML:2.5 0.004906322 0.2432 AML other m 2020-07-05T14:24:27.94
IV.RCAV.EHN. ML:2.0 0.0006645479999999999 0.9024 AML other m 2020-07-05T14:24:32.00
IV.RCAV.EHE. ML:1.8 0.0005349314 0.3392 AML other m 2020-07-05T14:24:32.04
IV.FIAM.HHE. ML:1.6 0.00015210115000000002 0.6016 AML other m 2020-07-05T14:24:37.97
IV.FIAM.HHN. ML:1.7 0.00019311375 0.9216 AML other m 2020-07-05T14:24:38.01
IV.FIAM.HNN. ML:1.9 0.00032060549999999996 0.5248 AML other m 2020-07-05T14:24:38.28
IV.GUAR.HHE. ML:1.8 0.0001937606 0.2176 AML other m 2020-07-05T14:24:39.85
IV.GUAR.HHN. ML:1.8 0.0001751056 0.256 AML other m 2020-07-05T14:24:40.05
IV.PTQR.HHE. ML:1.9 0.00021325729999999997 0.4992 AML other m 2020-07-05T14:24:40.59
IV.PTQR.HHN. ML:1.7 0.00015537024999999997 0.3008 AML other m 2020-07-05T14:24:40.79
IV.GIUL.HHE. ML:1.4 0.000052831064999999994 0.3392 AML other m 2020-07-05T14:24:43.96
IV.GIUL.HHN. ML:1.5 0.000058917195 0.1984 AML other m 2020-07-05T14:24:43.86
IV.ARRO.EHN. ML:1.5 0.000058768265 0.2432 AML other m 2020-07-05T14:24:44.97
IV.ARRO.EHE. ML:1.4 0.00005223240999999999 0.3008 AML other m 2020-07-05T14:24:46.12
IV.LRP.EHN. ML:1.2 0.000023927364999999998 0.4992 AML other m 2020-07-05T14:24:47.50
IV.LRP.EHE. ML:1.8 0.000089733315 0.1792 AML other m 2020-07-05T14:24:47.91
IV.POFI.HHE. ML:1.3 0.000026164705 1.216 AML other m 2020-07-05T14:24:48.80
IV.POFI.HHN. ML:1.3 0.000031301775000000004 0.5184 AML other m 2020-07-05T14:24:51.17
IV.MOMA.HHE. ML:1.8 0.0000755296 0.2816 AML other m 2020-07-05T14:24:53.94
IV.MOMA.HHN. ML:1.9 0.00008744757999999999 0.3776 AML other m 2020-07-05T14:24:54.03
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