Earthquake with magnitude of ML 1.6 on date 07-02-2009 and time 08:53:19 (Italy) in region 2 km NW Rocca di Botte (AQ)

A magnitude ML 1.6 earthquake occured in region: 2 km NW Rocca di Botte (AQ), on

  • 07-02-2009 07:53:19 (UTC)
  • 07-02-2009 08:53:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.0420, 13.0600 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
Rocca di Botte AQ 2 856 856
Oricola AQ 2 1244 2100
Arsoli RM 4 1586 3686
Pereto AQ 4 682 4368
Camerata Nuova RM 5 447 4815
Riofreddo RM 5 781 5596
Roviano RM 6 1351 6947
Cervara di Roma RM 6 455 7402
Marano Equo RM 6 779 8181
Carsoli AQ 7 5396 13577
Anticoli Corrado RM 7 915 14492
Agosta RM 7 1765 16257
Vallinfreda RM 7 283 16540
Cineto Romano RM 8 601 17141
Vivaro Romano RM 8 182 17323
Saracinesco RM 10 185 17508
Rocca Canterano RM 10 196 17704
Collalto Sabino RI 11 442 18146
Canterano RM 11 351 18497
Mandela RM 11 917 19414
Turania RI 12 241 19655
Sambuci RM 12 925 20580
Cerreto Laziale RM 13 1118 21698
Nespolo RI 13 246 21944
Ciciliano RM 13 1336 23280
Gerano RM 13 1263 24543
Roccagiovine RM 13 263 24806
Subiaco RM 13 9074 33880
Licenza RM 14 1011 34891
Percile RM 14 255 35146
Sante Marie AQ 14 1166 36312
Vicovaro RM 14 4019 40331
Orvinio RI 14 405 40736
Rocca Santo Stefano RM 15 975 41711
Collegiove RI 15 213 41924
Pozzaglia Sabina RI 15 360 42284
Tagliacozzo AQ 17 6889 49173
Pisoniano RM 17 770 49943
Paganico Sabino RI 17 172 50115
Castel Madama RM 17 7399 57514
Affile RM 18 1548 59062
Bellegra RM 18 2887 61949
Ascrea RI 18 234 62183
San Polo dei Cavalieri RM 18 2992 65175
Arcinazzo Romano RM 18 1348 66523
Roiate RM 19 737 67260
Cappadocia AQ 19 528 67788
San Vito Romano RM 19 3273 71061
Vallepietra RM 19 283 71344
Jenne RM 19 366 71710
Pescorocchiano RI 20 2075 73785

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Tivoli (56533 inhabitants)
28 Km E of Guidonia Montecelio (88673 inhabitants)
44 Km SW of L'Aquila (69753 inhabitants)
46 Km NE of Velletri (53303 inhabitants)
50 Km E of Roma (2864731 inhabitants)
60 Km NE of Aprilia (73446 inhabitants)
62 Km NE of Pomezia (62966 inhabitants)
65 Km N of Latina (125985 inhabitants)
67 Km SE of Terni (111501 inhabitants)
74 Km E of Fiumicino (78395 inhabitants)
75 Km NE of Anzio (54211 inhabitants)
87 Km SW of Teramo (54892 inhabitants)
89 Km E of Viterbo (67173 inhabitants)
98 Km W of Chieti (51815 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 1.9
ML 1.6
2009-02-07
07:53:19
42.042 13.06 7 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 742679
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-02-07 07:53:19 ± 0.13
Latitude 42.0420 ± 0.0063
Longitude 13.0600 ± 0.0085
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 742679

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 797
Semi-minor axis of confidence ellipse (meter) 476
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 136
Circular confidence region, given by single value of horizontal uncertainty (meter) 989.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 8
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) 0.44786
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 742679
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:02:45

Md:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 742679
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:02:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FAGN.HHN. 2009-02-07T07:53:35.76 0.1 undecidable manual Sg 60 49.7169 -0.028 95
IV.PTQR.SHZ. 2009-02-07T07:53:29.06 0.1 undecidable manual Sg 94 28.1496 -0.122 97
IV.FAGN.HHN. 2009-02-07T07:53:28.85 0.1 undecidable manual Pg 60 49.7169 0.107 94
IV.FIAM.HHZ. 2009-02-07T07:53:28.58 0.3 undecidable manual Sg 11 25.4523 0.306 70
IV.PTQR.SHZ. 2009-02-07T07:53:25.13 0.1 positive manual Pg 94 28.1496 0.202 95
IV.CERT.HHN. 2009-02-07T07:53:24.07 0.1 undecidable manual Sg 212 12.1767 0.108 100
IV.FIAM.HHZ. 2009-02-07T07:53:24.03 0.1 undecidable manual Pg 11 25.4523 -0.375 92
IV.CERT.HHN. 2009-02-07T07:53:21.79 0.1 positive manual Pg 212 12.1767 -0.125 100
CH.FUORN.HHN. 2009-02-07T07:52:59.29 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