Earthquake with magnitude of ML 1.5 on date 23-09-2010 and time 08:54:54 (UTC) in region 2 km N Saracinesco (RM)

A magnitude ML 1.5 earthquake occured in region: 2 km N Saracinesco (RM), on

  • 23-09-2010 08:54:54 (UTC)
  • 23-09-2010 10:54:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.0200, 12.9490 at 17 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
Mandela RM 3 917 1102
Cineto Romano RM 4 601 1703
Anticoli Corrado RM 4 915 2618
Sambuci RM 4 925 3543
Roviano RM 4 1351 4894
Vicovaro RM 5 4019 8913
Roccagiovine RM 5 263 9176
Arsoli RM 6 1586 10762
Riofreddo RM 6 781 11543
Marano Equo RM 6 779 12322
Ciciliano RM 6 1336 13658
Licenza RM 7 1011 14669
Agosta RM 8 1765 16434
Castel Madama RM 8 7399 23833
Oricola AQ 8 1244 25077
Vallinfreda RM 8 283 25360
Cerreto Laziale RM 9 1118 26478
Percile RM 9 255 26733
San Polo dei Cavalieri RM 9 2992 29725
Rocca Canterano RM 10 196 29921
Rocca di Botte AQ 10 856 30777
Gerano RM 10 1263 32040
Vivaro Romano RM 10 182 32222
Cervara di Roma RM 11 455 32677
Canterano RM 11 351 33028
Marcellina RM 12 7280 40308
Pisoniano RM 12 770 41078
Orvinio RI 13 405 41483
San Gregorio da Sassola RM 13 1619 43102
Camerata Nuova RM 13 447 43549
Pereto AQ 13 682 44231
Casape RM 14 744 44975
Rocca Santo Stefano RM 14 975 45950
Tivoli RM 14 56533 102483
Carsoli AQ 14 5396 107879
Monteflavio RM 14 1348 109227
Turania RI 14 241 109468
Poli RM 15 2418 111886
San Vito Romano RM 15 3273 115159
Collalto Sabino RI 16 442 115601
Pozzaglia Sabina RI 16 360 115961
Palombara Sabina RM 16 13269 129230
Subiaco RM 16 9074 138304
Bellegra RM 17 2887 141191
Capranica Prenestina RM 18 351 141542
Montorio Romano RM 18 1984 143526
Moricone RM 18 2650 146176
Nespolo RI 18 246 146422
Scandriglia RI 18 3108 149530
Guidonia Montecelio RM 18 88673 238203
Roiate RM 19 737 238940
Collegiove RI 19 213 239153
Olevano Romano RM 19 6687 245840
Rocca di Cave RM 19 377 246217
Affile RM 19 1548 247765
Paganico Sabino RI 19 172 247937
Sant'Angelo Romano RM 20 5018 252955
Gallicano nel Lazio RM 20 6334 259289
Castel San Pietro Romano RM 20 902 260191
Ascrea RI 20 234 260425

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km E of Tivoli (56533 inhabitants)
18 Km E of Guidonia Montecelio (88673 inhabitants)
40 Km NE of Velletri (53303 inhabitants)
41 Km E of Roma (2864731 inhabitants)
52 Km SW of L'Aquila (69753 inhabitants)
53 Km NE of Aprilia (73446 inhabitants)
54 Km NE of Pomezia (62966 inhabitants)
61 Km N of Latina (125985 inhabitants)
65 Km E of Fiumicino (78395 inhabitants)
65 Km SE of Terni (111501 inhabitants)
69 Km NE of Anzio (54211 inhabitants)
82 Km SE of Viterbo (67173 inhabitants)
95 Km SW of Teramo (54892 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
Bulletin
Rev1000
Md 2.1
ML 1.5
2010-09-23
08:54:54
42.02 12.949 17 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1118469
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-09-23 08:54:54 ± 0.27
Latitude 42.0200 ± 0.0090
Longitude 12.9490 ± 0.0109
Depth (km) 17 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1118469

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 999
Semi-minor axis of confidence ellipse (meter) 836
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 296
Circular confidence region, given by single value of horizontal uncertainty (meter) 1345.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 226
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.43167
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1118469
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:40:47

Md:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1118469
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:40:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RNI2.HHN. 2010-09-23T08:55:09.27 10.0 undecidable manual Pg 0 0 0
IV.T0106.EHZ. 2010-09-23T08:55:09.76 0.3 undecidable manual Sg 48 47.9187 0.173 91
IV.FSSB.HHE. 2010-09-23T08:55:07.67 10.0 undecidable manual Pg 0 0 0
IV.PTQR.SHZ. 2010-09-23T08:55:06.75 0.3 undecidable manual Sg 89 37.2294 -0.033 95
IV.FIAM.HHZ. 2010-09-23T08:55:04.88 0.3 undecidable manual Sg 27 30.8469 -0.257 93
IV.GUAR.HHN. 2010-09-23T08:55:04.04 10.0 undecidable manual Pg 0 0 0
IV.T0106.EHZ. 2010-09-23T08:55:03.31 0.3 undecidable manual Pg 48 47.9187 0.211 89
IV.PTQR.SHZ. 2010-09-23T08:55:01.41 0.3 undecidable manual Pg 89 37.2294 -0.07 95
IV.CERT.HHZ. 2010-09-23T08:55:00.22 0.3 undecidable manual Sg 161 8.2806 0.07 100
IV.FIAM.HHZ. 2010-09-23T08:55:00.52 0.3 undecidable manual Pg 27 30.8469 -0.011 96
IV.CERT.HHZ. 2010-09-23T08:54:57.57 0.3 undecidable manual Pg 161 8.2806 -0.081 100
IV.RM29.EHN. 2010-09-23T08:54:44.31 10.0 undecidable manual Pg 0 0 0
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