Earthquake with magnitude of ML 1.3 on date 09-08-2020 and time 04:23:49 (Italy) in region 2 km W Saracinesco (RM)

A magnitude ML 1.3 earthquake occured in region: 2 km W Saracinesco (RM), on

  • 09-08-2020 02:23:49 (UTC)
  • 09-08-2020 04:23:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.0080, 12.9250 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Saracinesco RM 2 185 185
Sambuci RM 3 925 1110
Mandela RM 3 917 2027
Vicovaro RM 3 4019 6046
Ciciliano RM 5 1336 7382
Roccagiovine RM 5 263 7645
Anticoli Corrado RM 6 915 8560
Castel Madama RM 6 7399 15959
Cineto Romano RM 6 601 16560
Roviano RM 6 1351 17911
San Polo dei Cavalieri RM 7 2992 20903
Marano Equo RM 8 779 21682
Licenza RM 8 1011 22693
Cerreto Laziale RM 8 1118 23811
Arsoli RM 9 1586 25397
Riofreddo RM 9 781 26178
Agosta RM 9 1765 27943
Marcellina RM 10 7280 35223
Gerano RM 10 1263 36486
Percile RM 10 255 36741
Rocca Canterano RM 10 196 36937
Vallinfreda RM 11 283 37220
Oricola AQ 11 1244 38464
San Gregorio da Sassola RM 11 1619 40083
Pisoniano RM 11 770 40853
Tivoli RM 11 56533 97386
Casape RM 12 744 98130
Canterano RM 12 351 98481
Cervara di Roma RM 12 455 98936
Rocca di Botte AQ 12 856 99792
Vivaro Romano RM 13 182 99974
Poli RM 14 2418 102392
Rocca Santo Stefano RM 14 975 103367
Orvinio RI 14 405 103772
Monteflavio RM 14 1348 105120
San Vito Romano RM 15 3273 108393
Palombara Sabina RM 15 13269 121662
Camerata Nuova RM 15 447 122109
Pereto AQ 16 682 122791
Turania RI 16 241 123032
Capranica Prenestina RM 16 351 123383
Guidonia Montecelio RM 16 88673 212056
Bellegra RM 16 2887 214943
Carsoli AQ 17 5396 220339
Subiaco RM 17 9074 229413
Gallicano nel Lazio RM 17 6334 235747
Moricone RM 17 2650 238397
Pozzaglia Sabina RI 17 360 238757
Montorio Romano RM 18 1984 240741
Collalto Sabino RI 18 442 241183
Sant'Angelo Romano RM 18 5018 246201
Rocca di Cave RM 18 377 246578
Castel San Pietro Romano RM 18 902 247480
Olevano Romano RM 19 6687 254167
Roiate RM 19 737 254904
Palestrina RM 19 21672 276576
Scandriglia RI 19 3108 279684
Affile RM 20 1548 281232
Genazzano RM 20 6036 287268

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km E of Tivoli (56533 inhabitants)
16 Km E of Guidonia Montecelio (88673 inhabitants)
38 Km NE of Velletri (53303 inhabitants)
39 Km E of Roma (2864731 inhabitants)
51 Km NE of Aprilia (73446 inhabitants)
51 Km NE of Pomezia (62966 inhabitants)
55 Km SW of L'Aquila (69753 inhabitants)
60 Km N of Latina (125985 inhabitants)
63 Km E of Fiumicino (78395 inhabitants)
66 Km SE of Terni (111501 inhabitants)
67 Km NE of Anzio (54211 inhabitants)
82 Km SE of Viterbo (67173 inhabitants)
94 Km E of Civitavecchia (52991 inhabitants)
97 Km SW of Teramo (54892 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 1.3 2020-08-09
02:23:49
42.0075 12.925 9 2020-11-19
12:37:07
Bollettino Sismico Italiano INGV 84845501
Reviewed
Rev100
ML 1.3 2020-08-09
02:23:49
42.0107 12.9345 8 2020-08-09
02:34:45
Sala Sismica INGV-Roma 81797111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-08-09 02:23:49 ± 0.09
Latitude 42.0075 ± 0.0036
Longitude 12.9250 ± 0.0073
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 84845501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 466
Semi-minor axis of confidence ellipse (meter) 431
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 123
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 48
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.83817
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 84845501
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-11-19 10:29:52

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 81797111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-08-09 02:34:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.BLANC.HHZ. 2020-08-09T02:25:34.78 3.0 undecidable manual Pg 15.79 0
MN.TRI.HHZ. 2020-08-09T02:25:30.02 3.0 undecidable manual Sn -6.75 0
GU.GRAM.HHZ. 2020-08-09T02:25:27.62 3.0 undecidable manual Sn 1.37 0
IV.FIR.HHZ. 2020-08-09T02:24:58.52 3.0 undecidable manual Sn -0.9 0
GU.GRAM.HHZ. 2020-08-09T02:24:52.74 3.0 undecidable manual Pg 8.66 0
IV.MCRV.HHZ. 2020-08-09T02:24:50.62 3.0 undecidable manual Sn -0.37 0
IV.ROSPO.HHZ. 2020-08-09T02:24:39.77 3.0 undecidable manual S 1.73 0
IV.MURB.HNZ. 2020-08-09T02:24:35.45 3.0 undecidable manual S -2.33 0
IV.PTRJ.HNZ. 2020-08-09T02:24:29.87 3.0 undecidable manual S -3.51 0
IV.NARO.HHZ. 2020-08-09T02:24:22.87 3.0 positive manual Pg 1.55 0
IV.MOMA.HNE. 2020-08-09T02:24:17.93 0.6 undecidable manual S 342 93.0402 50 0.87 35
IV.CESX.HHZ. 2020-08-09T02:24:12.60 0.3 undecidable manual S 338 72.1722 50 1.09 49
IV.ARRO.EHZ. 2020-08-09T02:24:09.76 0.6 undecidable manual S 348 64.7907 50 0.24 45
IV.LATB.EHE. 2020-08-09T02:24:07.06 0.6 undecidable manual S 177 57.0984 50 -0.4 44
IV.GIUL.HHZ. 2020-08-09T02:24:06.99 0.6 undecidable manual S 151 56.7987 50 -0.41 44
IV.MOMA.HNE. 2020-08-09T02:24:05.19 0.3 undecidable manual P 342 93.0402 50 -0.12 65
IV.LAV9.HHZ. 2020-08-09T02:24:04.23 0.6 undecidable manual S 207 41.0256 50 1.03 35
IV.NRCA.HHN. 2020-08-09T02:24:04.95 0.3 undecidable manual P 10 92.9403 50 -0.35 62
IV.PTQR.HHE. 2020-08-09T02:24:03.08 0.3 undecidable manual S 87 39.2274 50 0.38 68
IV.SMA1.EHE. 2020-08-09T02:24:03.46 0.6 undecidable manual P 26 76.8675 50 0.64 39
IV.GAVE.EHE. 2020-08-09T02:24:02.18 0.3 undecidable manual P 358 75.9684 50 -0.51 62
IV.GUAR.HHN. 2020-08-09T02:24:02.91 0.6 undecidable manual S 126 39.7269 50 0.06 49
IV.SAMA.EHZ. 2020-08-09T02:24:02.35 0.6 undecidable manual S 228 37.2294 50 0.17 48
IV.CESX.HHZ. 2020-08-09T02:24:01.88 0.3 undecidable manual P 338 72.1722 50 -0.22 67
IV.ARRO.EHZ. 2020-08-09T02:24:00.78 0.3 undecidable manual P 348 64.7907 50 -0.17 68
IV.FIAM.HHZ. 2020-08-09T02:24:00.47 0.6 undecidable manual S 29 32.9448 50 -0.56 44
IV.LNSS.HNZ. 2020-08-09T02:24:00.99 0.3 undecidable manual P 8 66.6777 50 -0.27 67
IV.VIVA.HHE. 2020-08-09T02:24:00.88 0.6 undecidable manual S 204 31.2465 106 0.36 46
IV.RM33.EHE. 2020-08-09T02:24:00.28 0.3 undecidable manual P 23 60.495 50 -0.02 71
IV.RDP.HHN. 2020-08-09T02:24:00.80 0.6 undecidable manual S 213 32.6451 50 -0.15 48
IV.GIUL.HHZ. 2020-08-09T02:23:59.15 0.1 undecidable manual P 151 56.7987 50 -0.58 83
IV.RMP.HHZ. 2020-08-09T02:23:59.70 0.6 undecidable manual S 220 28.2495 107 0.17 49
IV.LATB.EHE. 2020-08-09T02:23:59.11 0.3 undecidable manual P 177 57.0984 50 -0.66 61
IV.SRES.HHZ. 2020-08-09T02:23:57.19 0.3 undecidable manual P 307 42.624 50 -0.35 68
IV.LAV9.HHZ. 2020-08-09T02:23:57.97 0.3 undecidable manual P 207 41.0256 50 0.67 62
IV.GUAR.HHN. 2020-08-09T02:23:57.08 0.3 undecidable manual P 126 39.7269 50 -0.02 74
IV.SAMA.EHZ. 2020-08-09T02:23:56.60 0.3 undecidable manual P 228 37.2294 50 -0.12 73
IT.CSO1.HGZ. 2020-08-09T02:23:56.37 0.6 undecidable manual S 52 16.9719 117 0.49 46
IV.RDP.HHN. 2020-08-09T02:23:56.70 0.3 undecidable manual P 213 32.6451 50 0.69 62
IV.PTQR.HHE. 2020-08-09T02:23:56.88 0.1 undecidable manual P 87 39.2274 50 -0.14 96
IV.RCAV.EHN. 2020-08-09T02:23:56.06 0.3 undecidable manual S 175 17.871 116 -0.09 75
IV.VIVA.HHE. 2020-08-09T02:23:56.15 0.3 undecidable manual P 204 31.2465 106 0.39 69
IV.FIAM.HHZ. 2020-08-09T02:23:55.77 0.3 undecidable manual P 29 32.9448 50 -0.28 71
IV.RMP.HHZ. 2020-08-09T02:23:54.94 0.3 undecidable manual P 220 28.2495 107 -0.25 72
IV.MTCE.HHZ. 2020-08-09T02:23:54.84 0.3 undecidable manual S 276 15.1737 120 -0.49 70
IV.RCAV.EHN. 2020-08-09T02:23:53.44 0.3 undecidable manual P 175 17.871 116 0.2 74
IT.CSO1.HGZ. 2020-08-09T02:23:53.62 0.3 undecidable manual P 52 16.9719 117 0.54 68
IV.MTCE.HHZ. 2020-08-09T02:23:52.62 0.1 positive manual P 276 15.1737 120 -0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTCE.HHN. ML:1.3 0.00018723990000000002 0.2208 AML other m 2020-08-09T02:23:55.16
IV.MTCE.HHE. ML:1.5 0.00030610955 0.28 AML other m 2020-08-09T02:23:56.34
IV.FIAM.HHN. ML:0.8 0.0000293951 0.4208 AML other m 2020-08-09T02:24:02.14
IV.SRES.HHE. ML:0.9 0.00002340252 0.24 AML other m 2020-08-09T02:24:04.66
IV.LAV9.HHE. ML:1.9 0.000261 0.96 AML other m 2020-08-09T02:24:06.50
IV.SRES.HHN. ML:1.2 0.000043249999999999994 1.66 AML other m 2020-08-09T02:24:06.10
IV.LAV9.HHN. ML:1.8 0.000242 0.72 AML other m 2020-08-09T02:24:06.03
IV.LAV9.HNE. ML:2.0 0.0003384008825 0.5296 AML other m 2020-08-09T02:24:06.13
IV.FIAM.HHE. ML:0.8 0.000022926635 0.68 AML other m 2020-08-09T02:24:07.64
IV.GIUL.HHN. ML:1.0 0.000020331459 0.3008 AML other m 2020-08-09T02:24:11.78
IV.GIUL.HHE. ML:1.0 0.000024265809999999998 0.4 AML other m 2020-08-09T02:24:13.50
IV.LAV9.HNN. ML:1.8 0.000204923075 0.36 AML other m 2020-08-09T02:24:15.25
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