Earthquake with magnitude of Md 2.6 on date 06-06-1994 and time 17:45:02 (Italy) in region 7 km S Castelsantangelo sul Nera (MC)

A magnitude Md 2.6 earthquake occured in region: 7 km S Castelsantangelo sul Nera (MC), on

  • 06-06-1994 15:45:02 (UTC)
  • 06-06-1994 17:45:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.832, 13.169 at 4 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
Castelsantangelo sul Nera MC 7 281 281
Norcia PG 8 4957 5238
Preci PG 12 724 5962
Arquata del Tronto AP 12 1178 7140
Ussita MC 13 444 7584
Visso MC 13 1107 8691
Montegallo AP 14 523 9214
Montemonaco AP 15 604 9818
Accumoli RI 17 667 10485
Cascia PG 18 3217 13702
Montefortino FM 19 1178 14880
Bolognola MC 19 142 15022

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
48 Km W of Teramo (54892 inhabitants)
52 Km NE of Terni (111501 inhabitants)
57 Km NW of L'Aquila (69753 inhabitants)
71 Km E of Perugia (166134 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
92 Km SW of Ancona (100861 inhabitants)
95 Km W of Pescara (121014 inhabitants)
98 Km NW of Chieti (51815 inhabitants)
98 Km E of Viterbo (67173 inhabitants)
99 Km NE of Guidonia Montecelio (88673 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 2.6
ML-VAX 2.1
1994-06-06
15:45:02
42.832 13.169 4 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 211109
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1994-06-06 15:45:02 ± 0.265
Latitude 42.8320 ± 0.0086
Longitude 13.1690 ± 0.0199
Depth (km) 4 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 211109

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 1888.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 173
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
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) 0.00397
Epicentral distance of station farthest from the epicenter (degree) 0.01328
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.6

Field Value
Value 2.6
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 211109
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:18:59

ML:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 211109
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.PGD.Z. 1994-06-06T15:45:50.31 10.0 undecidable manual SN 314 0.0133 0.59 0.1
--.CRE.Z. 1994-06-06T15:45:42.84 10.0 undecidable manual SN 311 0.0106 0.14 0.7
--.PGD.Z. 1994-06-06T15:45:29.67 10.0 undecidable manual PN 314 0.0133 -0.04 1.6
--.SFI.Z. 1994-06-06T15:45:29.00 10.0 undecidable manual PN 318 0.0129 -0.13 1.5
--.CRE.Z. 1994-06-06T15:45:26.90 10.0 undecidable manual PN 311 0.0106 0.43 0.8
--.ARV.Z. 1994-06-06T15:45:26.65 10.0 undecidable manual SG 345 0.0062 -0.82 0
--.MNS.Z. 1994-06-06T15:45:23.40 10.0 undecidable manual SG 218 0.0051 -0.46 0.3
--.AQU.Z. 1994-06-06T15:45:22.00 10.0 undecidable manual SG 159 0.0045 0.24 0.7
--.ASS.Z. 1994-06-06T15:45:20.00 10.0 undecidable manual SG 301 0.004 0.53 0.3
--.ARV.Z. 1994-06-06T15:45:16.69 10.0 undecidable manual PG 345 0.0062 -0.18 1.9
--.MNS.Z. 1994-06-06T15:45:14.42 10.0 undecidable manual PG 218 0.0051 -0.36 1.2
--.AQU.Z. 1994-06-06T15:45:13.82 10.0 undecidable manual PG 159 0.0045 0.25 1.7
--.ASS.Z. 1994-06-06T15:45:12.21 10.0 undecidable manual PG 301 0.004 -0.04 2.2
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