Earthquake with magnitude of Md 2.0 on date 13-09-2010 and time 08:00:46 (UTC) in region 3 km NW Vallinfreda (RM)

A magnitude Md 2.0 earthquake occured in region: 3 km NW Vallinfreda (RM), on

  • 13-09-2010 08:00:46 (UTC)
  • 13-09-2010 10:00:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.1040, 12.9650 at 7 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
Vallinfreda RM 3 283 283
Vivaro Romano RM 4 182 465
Orvinio RI 4 405 870
Percile RM 5 255 1125
Turania RI 5 241 1366
Riofreddo RM 6 781 2147
Cineto Romano RM 6 601 2748
Licenza RM 6 1011 3759
Pozzaglia Sabina RI 6 360 4119
Collalto Sabino RI 8 442 4561
Roccagiovine RM 8 263 4824
Arsoli RM 8 1586 6410
Oricola AQ 9 1244 7654
Mandela RM 9 917 8571
Roviano RM 9 1351 9922
Carsoli AQ 10 5396 15318
Paganico Sabino RI 10 172 15490
Collegiove RI 10 213 15703
Nespolo RI 11 246 15949
Anticoli Corrado RM 11 915 16864
Ascrea RI 11 234 17098
Saracinesco RM 11 185 17283
Monteflavio RM 11 1348 18631
Vicovaro RM 12 4019 22650
Rocca di Botte AQ 12 856 23506
Colle di Tora RI 12 372 23878
Scandriglia RI 12 3108 26986
Pereto AQ 12 682 27668
Castel di Tora RI 13 288 27956
Marano Equo RM 13 779 28735
Poggio Moiano RI 13 2751 31486
Sambuci RM 13 925 32411
Montorio Romano RM 14 1984 34395
San Polo dei Cavalieri RM 14 2992 37387
Agosta RM 15 1765 39152
Camerata Nuova RM 15 447 39599
Cervara di Roma RM 15 455 40054
Marcetelli RI 15 89 40143
Marcellina RM 16 7280 47423
Moricone RM 16 2650 50073
Varco Sabino RI 16 187 50260
Ciciliano RM 16 1336 51596
Nerola RM 16 1926 53522
Castel Madama RM 16 7399 60921
Monteleone Sabino RI 17 1224 62145
Palombara Sabina RM 17 13269 75414
Rocca Canterano RM 17 196 75610
Cerreto Laziale RM 18 1118 76728
Poggio Nativo RI 19 2622 79350
Longone Sabino RI 19 597 79947
Montelibretti RM 19 5323 85270
Canterano RM 19 351 85621
Gerano RM 19 1263 86884
Pescorocchiano RI 19 2075 88959
Torricella in Sabina RI 19 1342 90301
Frasso Sabino RI 19 743 91044
Poggio San Lorenzo RI 19 589 91633
Rocca Sinibalda RI 19 815 92448
Sante Marie AQ 20 1166 93614

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NE of Tivoli (56533 inhabitants)
23 Km NE of Guidonia Montecelio (88673 inhabitants)
45 Km SW of L'Aquila (69753 inhabitants)
46 Km NE of Roma (2864731 inhabitants)
49 Km NE of Velletri (53303 inhabitants)
57 Km SE of Terni (111501 inhabitants)
62 Km NE of Pomezia (62966 inhabitants)
62 Km NE of Aprilia (73446 inhabitants)
71 Km NE of Fiumicino (78395 inhabitants)
71 Km N of Latina (125985 inhabitants)
78 Km NE of Anzio (54211 inhabitants)
79 Km E of Viterbo (67173 inhabitants)
87 Km SW of Teramo (54892 inhabitants)
97 Km E of Civitavecchia (52991 inhabitants)
97 Km S of Foligno (57155 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 2.0 2010-09-13
08:00:46
42.104 12.965 7 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1112939
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-09-13 08:00:46 ± 0.76
Latitude 42.1040 ± 0.0297
Longitude 12.9650 ± 0.0303
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1112939

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3781
Semi-minor axis of confidence ellipse (meter) 1349
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 147
Circular confidence region, given by single value of horizontal uncertainty (meter) 4140.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 289
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 6
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.54139
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 3
Magnitude information

Md:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1112939
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:33:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.STR3.BHN. 2010-09-13T08:01:20.62 10.0 undecidable manual Pg 0 0 0
IV.T0106.EHE. 2010-09-13T08:01:11.25 10.0 undecidable manual Sg 0 0 0
IV.T0106.EHE. 2010-09-13T08:01:07.09 10.0 undecidable manual Pg 0 0 0
IV.VVLD.HHN. 2010-09-13T08:01:06.55 0.6 undecidable manual Sg 115 60.0954 0.248 62
IV.FAGN.HHN. 2010-09-13T08:01:05.71 10.0 undecidable manual Pg 0 0 0
IV.GUAR.HHE. 2010-09-13T08:01:05.51 10.0 undecidable manual Sg 0 0 0
IV.GUAR.HHE. 2010-09-13T08:01:00.47 10.0 undecidable manual Pg 0 0 0
IV.PTQR.SHZ. 2010-09-13T08:01:00.12 0.6 undecidable manual Sg 104 36.9297 0.079 67
IV.VVLD.HHN. 2010-09-13T08:00:57.68 0.6 undecidable manual Pg 115 60.0954 -0.449 59
IV.PTQR.SHZ. 2010-09-13T08:00:54.42 0.3 undecidable manual Pg 104 36.9297 -0.092 100
IV.CERT.HHZ. 2010-09-13T08:00:53.13 0.6 undecidable manual Sg 175 17.1717 -0.314 66
IV.CERT.HHZ. 2010-09-13T08:00:51.07 0.3 undecidable manual Pg 175 17.1717 0.366 98
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
Waveforms Seismic signals in miniseed + resp format Download