Earthquake with magnitude of ML 1.2 on date 19-03-2009 and time 18:31:49 (Italy) in region 5 km NW Treia (MC)

A magnitude ML 1.2 earthquake occured in region: 5 km NW Treia (MC), on

  • 19-03-2009 17:31:49 (UTC)
  • 19-03-2009 18:31:49 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3400, 13.2710 at 6 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
Treia MC 5 9403 9403
Cingoli MC 6 10352 19755
Appignano MC 7 4213 23968
Pollenza MC 10 6618 30586
Staffolo AN 12 2253 32839
Filottrano AN 13 9499 42338
Apiro MC 13 2280 44618
Montecassiano MC 14 7125 51743
San Severino Marche MC 14 12726 64469
Tolentino MC 15 20069 84538
San Paolo di Jesi AN 15 933 85471
Macerata MC 15 42473 127944
Montefano MC 16 3541 131485
Poggio San Vicino MC 16 246 131731
Cupramontana AN 17 4756 136487
Santa Maria Nuova AN 18 4179 140666
Urbisaglia MC 18 2628 143294
Monte Roberto AN 19 3061 146355
Serrapetrona MC 19 966 147321
Castelbellino AN 19 4947 152268
Belforte del Chienti MC 20 1886 154154
Maiolati Spontini AN 20 6248 160402
Gagliole MC 20 620 161022

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km SW of Ancona (100861 inhabitants)
60 Km SE of Fano (60888 inhabitants)
63 Km NE of Foligno (57155 inhabitants)
70 Km SE of Pesaro (94582 inhabitants)
76 Km E of Perugia (166134 inhabitants)
84 Km NW of Teramo (54892 inhabitants)
98 Km SE of Rimini (147750 inhabitants)
100 Km NE of Terni (111501 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 1.8
ML 1.2
2009-03-19
17:31:49
43.34 13.271 6 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 751519
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-03-19 17:31:49 ± 0.21
Latitude 43.3400 ± 0.0045
Longitude 13.2710 ± 0.0111
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 751519

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 905
Semi-minor axis of confidence ellipse (meter) 236
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 259
Circular confidence region, given by single value of horizontal uncertainty (meter) 1029.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 260
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) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33095
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.7
Num. used stations
Type of magnitude ML
Reference to an origin 751519
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:12:35

Md:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 751519
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:12:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LAV9.SHZ. 2009-03-19T17:32:07.84 10.0 undecidable manual Pg 0 0 0
IV.FDMO.HHE. 2009-03-19T17:32:02.63 0.3 undecidable manual Sg 204 36.741 0.032 73
IV.ARVD.HHE. 2009-03-19T17:32:00.95 0.1 undecidable manual Sg 304 31.8459 0.029 98
IV.SNTG.SHZ. 2009-03-19T17:31:59.75 0.1 undecidable manual Sg 251 28.2495 0.045 99
IV.FDMO.HHE. 2009-03-19T17:31:57.03 0.1 undecidable manual Pg 204 36.741 -0.107 96
IV.ARVD.HHE. 2009-03-19T17:31:56.05 0.1 undecidable manual Pg 304 31.8459 -0.119 97
IV.SNTG.SHZ. 2009-03-19T17:31:55.46 0.1 undecidable manual Pg 251 28.2495 -0.007 99
IV.CING.HHN. 2009-03-19T17:31:52.79 0.1 undecidable manual Sg 303 7.2927 -0.153 100
IV.CING.HHN. 2009-03-19T17:31:51.84 0.1 undecidable manual Pg 303 7.2927 0.277 97
MN.PDG.HHE. 2009-03-19T17:31:43.45 10.0 undecidable manual Sg 0 0 0
MN.PDG.HHE. 2009-03-19T17:31:38.58 10.0 undecidable manual Pg 0 0 0
IV.ESLN.BHZ. 2009-03-19T17:31:33.61 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