Earthquake with magnitude of ML 1.8 on date 23-06-2007 and time 13:54:28 (Italy) in region 4 km NW Posta (RI)

A magnitude ML 1.8 earthquake occured in region: 4 km NW Posta (RI), on

  • 23-06-2007 11:54:28 (UTC)
  • 23-06-2007 13:54:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5540, 13.0710 at 12 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
Posta RI 4 694 694
Borbona RI 7 617 1311
Leonessa RI 9 2435 3746
Cittareale RI 10 482 4228
Micigliano RI 11 127 4355
Monteleone di Spoleto PG 15 599 4954
Montereale AQ 15 2581 7535
Antrodoco RI 15 2588 10123
Poggio Bustone RI 16 2055 12178
Cagnano Amiterno AQ 16 1369 13547
Borgo Velino RI 16 972 14519
Cantalice RI 17 2755 17274
Castel Sant'Angelo RI 18 1308 18582
Rivodutri RI 18 1253 19835
Polino TR 19 233 20068
Cascia PG 19 3217 23285
Capitignano AQ 19 665 23950
Morro Reatino RI 20 373 24323
Amatrice RI 20 2657 26980

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Terni (111501 inhabitants)
35 Km NW of L'Aquila (69753 inhabitants)
53 Km W of Teramo (54892 inhabitants)
54 Km SE of Foligno (57155 inhabitants)
68 Km NE of Guidonia Montecelio (88673 inhabitants)
69 Km NE of Tivoli (56533 inhabitants)
81 Km E of Viterbo (67173 inhabitants)
83 Km SE of Perugia (166134 inhabitants)
88 Km NE of Roma (2864731 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
93 Km W of Chieti (51815 inhabitants)
94 Km W of Pescara (121014 inhabitants)
99 Km N of Velletri (53303 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 2.2
ML 1.8
2007-06-23
11:54:28
42.554 13.071 12 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 637289
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2007-06-23 11:54:28 ± 0.08
Latitude 42.5540 ± 0.0054
Longitude 13.0710 ± 0.0061
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 637289

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 567
Semi-minor axis of confidence ellipse (meter) 254
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 115
Circular confidence region, given by single value of horizontal uncertainty (meter) 781.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.60794
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.5
Num. used stations
Type of magnitude ML
Reference to an origin 637289
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:07:27

Md:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 637289
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:07:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VVLD.BHN. 2007-06-23T11:55:01.22 10.0 undecidable manual Sg 0 0 0
IV.ECNV.BHN. 2007-06-23T11:54:54.63 10.0 undecidable manual Pg 0 0 0
IV.SNTG.SHZ. 2007-06-23T11:54:52.65 10.0 undecidable manual Pg 0 0 0
IV.VVLD.BHN. 2007-06-23T11:54:51.27 10.0 undecidable manual Pg 0 0 0
IV.PIEI.BHE. 2007-06-23T11:54:50.24 10.0 undecidable manual Pg 0 0 0
IV.VCEL.EHE. 2007-06-23T11:54:49.37 0.1 undecidable manual Sg 105 65.3901 1.179 61
IV.MMME.BHN. 2007-06-23T11:54:46.79 10.0 undecidable manual Pg 0 0 0
IV.GALF.HHZ. 2007-06-23T11:54:45.49 10.0 undecidable manual Pg 0 0 0
IV.MURB.HHN. 2007-06-23T11:54:44.50 10.0 undecidable manual Pg 0 0 0
IV.CESI.BHN. 2007-06-23T11:54:44.95 0.1 undecidable manual Sg 345 51.8037 0.376 86
IV.TERO.HHE. 2007-06-23T11:54:42.07 0.1 undecidable manual Sg 80 44.2224 -0.464 85
IV.MNS.BHZ. 2007-06-23T11:54:40.64 0.1 undecidable manual Sg 240 36.9297 0.038 94
IV.VCEL.EHE. 2007-06-23T11:54:39.89 0.1 undecidable manual Pg 105 65.3901 0.117 89
IV.FIAM.HHN. 2007-06-23T11:54:39.00 0.1 undecidable manual Sg 173 31.9458 -0.26 91
IV.CERT.HHN. 2007-06-23T11:54:39.84 0.1 undecidable manual Pg 186 67.4769 -0.253 86
IV.ESLN.BHN. 2007-06-23T11:54:38.63 10.0 undecidable manual Pg 0 0 0
IV.NRCA.SHZ. 2007-06-23T11:54:38.75 0.1 undecidable manual Sg 6 31.2465 -0.328 90
IV.FAGN.BHE. 2007-06-23T11:54:38.01 0.1 undecidable manual Pg 127 52.8027 0.184 90
IV.CAMP.BHN. 2007-06-23T11:54:37.95 0.1 undecidable manual Sg 94 27.75 -0.187 93
IV.CESI.BHN. 2007-06-23T11:54:37.96 0.1 undecidable manual Pg 345 51.8037 0.276 88
IV.TERO.HHE. 2007-06-23T11:54:36.25 0.1 undecidable manual Pg 80 44.2224 -0.257 89
IV.AQU.SHZ. 2007-06-23T11:54:35.21 0.1 undecidable manual Pg 129 35.0427 0.119 94
IV.MNS.BHZ. 2007-06-23T11:54:35.30 0.1 undecidable manual Pg 240 36.9297 -0.091 94
IV.NRCA.SHZ. 2007-06-23T11:54:34.43 0.1 undecidable manual Pg 6 31.2465 -0.082 95
IV.FIAM.HHN. 2007-06-23T11:54:34.54 0.1 undecidable manual Pg 173 31.9458 -0.078 95
IV.CAMP.BHN. 2007-06-23T11:54:33.90 0.1 undecidable manual Pg 94 27.75 -0.069 95
IV.LNSS.BHZ. 2007-06-23T11:54:32.87 0.1 undecidable manual Sg 335 5.994 -0.012 100
IV.GAVE.SHZ. 2007-06-23T11:54:32.98 0.1 undecidable manual Pg 317 21.0678 0.03 97
IV.LNSS.BHZ. 2007-06-23T11:54:31.11 0.1 undecidable manual Pg 335 5.994 0.174 97
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