Earthquake with magnitude of Md 3.0 on date 03-11-1995 and time 15:22:38 (Italy) in region 2 km SW San Gregorio da Sassola (RM)

A magnitude Md 3.0 earthquake occured in region: 2 km SW San Gregorio da Sassola (RM), on

  • 03-11-1995 14:22:38 (UTC)
  • 03-11-1995 15:22:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.91, 12.855 at 5 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
San Gregorio da Sassola RM 2 1619 1619
Casape RM 3 744 2363
Poli RM 4 2418 4781
Gallicano nel Lazio RM 5 6334 11115
Castel Madama RM 8 7399 18514
Tivoli RM 8 56533 75047
Castel San Pietro Romano RM 8 902 75949
Zagarolo RM 8 17843 93792
Palestrina RM 8 21672 115464
Pisoniano RM 9 770 116234
Ciciliano RM 9 1336 117570
Capranica Prenestina RM 10 351 117921
Rocca di Cave RM 10 377 118298
San Cesareo RM 11 15153 133451
Sambuci RM 11 925 134376
San Vito Romano RM 11 3273 137649
Cerreto Laziale RM 11 1118 138767
San Polo dei Cavalieri RM 12 2992 141759
Colonna RM 12 4287 146046
Gerano RM 12 1263 147309
Cave RM 12 11287 158596
Vicovaro RM 12 4019 162615
Genazzano RM 13 6036 168651
Marcellina RM 13 7280 175931
Saracinesco RM 13 185 176116
Labico RM 14 6379 182495
Rocca Santo Stefano RM 14 975 183470
Guidonia Montecelio RM 15 88673 272143
Bellegra RM 15 2887 275030
Rocca Priora RM 15 11962 286992
Mandela RM 15 917 287909
Monte Compatri RM 15 11978 299887
Rocca Canterano RM 15 196 300083
Monte Porzio Catone RM 15 8693 308776
Valmontone RM 16 15959 324735
Canterano RM 16 351 325086
Olevano Romano RM 16 6687 331773
Anticoli Corrado RM 16 915 332688
Roccagiovine RM 16 263 332951
Marano Equo RM 17 779 333730
Agosta RM 17 1765 335495
Roviano RM 17 1351 336846
Roiate RM 18 737 337583
Sant'Angelo Romano RM 18 5018 342601
Cineto Romano RM 18 601 343202
Frascati RM 18 22087 365289
Licenza RM 19 1011 366300
Palombara Sabina RM 19 13269 379569
Artena RM 20 14276 393845
Cervara di Roma RM 20 455 394300
Arsoli RM 20 1586 395886

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km SE of Tivoli (56533 inhabitants)
15 Km SE of Guidonia Montecelio (88673 inhabitants)
26 Km N of Velletri (53303 inhabitants)
31 Km E of Roma (2864731 inhabitants)
39 Km NE of Aprilia (73446 inhabitants)
40 Km NE of Pomezia (62966 inhabitants)
49 Km N of Latina (125985 inhabitants)
53 Km E of Fiumicino (78395 inhabitants)
55 Km NE of Anzio (54211 inhabitants)
67 Km SW of L'Aquila (69753 inhabitants)
74 Km S of Terni (111501 inhabitants)
84 Km SE of Viterbo (67173 inhabitants)
90 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
Md 3.0
ML-VAX 2.8
1995-11-03
14:22:38
41.91 12.855 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 236099
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1995-11-03 14:22:38 ± 0.176
Latitude 41.9100 ± 0.0124
Longitude 12.8550 ± 0.0174
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 236099

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 1997.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 108
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.0013
Epicentral distance of station farthest from the epicenter (degree) 0.01918
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 7
Type of magnitude Md
Reference to an origin 236099
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:43:31

ML:2.8

Field Value
Value 2.8
Uncertainty
Num. used stations 2
Type of magnitude ML
Reference to an origin 236099
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.ARV.Z. 1995-11-03T14:23:28.00 10.0 undecidable manual SN 2 0.0142 0.11 0.6
--.ASS.Z. 1995-11-03T14:23:17.00 10.0 undecidable manual SN 352 0.0104 -0.72 0.3
--.PGD.Z. 1995-11-03T14:23:15.41 10.0 undecidable manual PN 337 0.0192 1.03 0.6
--.SFI.Z. 1995-11-03T14:23:14.00 10.0 undecidable manual PN 339 0.0191 -0.28 1
--.FB9.Z. 1995-11-03T14:23:11.18 10.0 undecidable manual PN 358 0.016 1.61 0.2
--.ARV.Z. 1995-11-03T14:23:08.17 10.0 undecidable manual PN 2 0.0142 1.25 0.5
--.SDI.Z. 1995-11-03T14:23:04.00 10.0 undecidable manual SG 105 0.0066 -0.88 0.4
--.ASS.Z. 1995-11-03T14:23:00.94 10.0 undecidable manual PN 352 0.0104 -0.11 1.6
--.AQU.Z. 1995-11-03T14:22:59.50 10.0 undecidable manual SG 42 0.0053 -0.92 0.3
--.MNS.Z. 1995-11-03T14:22:56.00 10.0 undecidable manual SG 344 0.0044 -0.92 0.3
--.PQ9.Z. 1995-11-03T14:22:54.00 10.0 undecidable manual SG 74 0.0037 -0.55 0.6
--.SDI.Z. 1995-11-03T14:22:53.50 10.0 undecidable manual PG 105 0.0066 -0.13 2
--.AQU.Z. 1995-11-03T14:22:51.40 10.0 undecidable manual PG 42 0.0053 0.34 2
--.MNS.Z. 1995-11-03T14:22:48.15 10.0 undecidable manual PG 344 0.0044 -0.89 0.7
--.PQ9.Z. 1995-11-03T14:22:48.58 10.0 undecidable manual PG 74 0.0037 0.91 1.1
--.RDP.Z. 1995-11-03T14:22:46.00 10.0 undecidable manual SG 214 0.0016 0.45 0.7
--.RMP.Z. 1995-11-03T14:22:45.00 10.0 undecidable manual SG 228 0.0013 0.66 0.6
--.RDP.Z. 1995-11-03T14:22:42.32 10.0 positive manual PG 214 0.0016 -0.16 3.8
--.RMP.Z. 1995-11-03T14:22:41.41 10.0 undecidable manual PG 228 0.0013 -0.37 1.6
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