Earthquake with magnitude of Md 2.4 on date 15-08-1994 and time 16:26:54 (Italy) in region 5 km NW Montefortino (FM)

A magnitude Md 2.4 earthquake occured in region: 5 km NW Montefortino (FM), on

  • 15-08-1994 14:26:54 (UTC)
  • 15-08-1994 16:26:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9680, 13.2970 at 10 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
Montefortino FM 5 1178 1178
Amandola FM 5 3629 4807
Bolognola MC 6 142 4949
Sarnano MC 8 3264 8213
Montemonaco AP 8 604 8817
Comunanza AP 10 3166 11983
Gualdo MC 12 815 12798
Acquacanina MC 12 121 12919
Smerillo FM 13 365 13284
Ussita MC 13 444 13728
Montefalcone Appennino FM 14 424 14152
Fiastra MC 14 559 14711
Monte San Martino MC 14 765 15476
Montegallo AP 14 523 15999
Castelsantangelo sul Nera MC 14 281 16280
Penna San Giovanni MC 14 1108 17388
Palmiano AP 15 196 17584
San Ginesio MC 16 3498 21082
Force AP 16 1354 22436
Cessapalombo MC 16 512 22948
Sant'Angelo in Pontano MC 17 1436 24384
Santa Vittoria in Matenano FM 17 1330 25714
Visso MC 17 1107 26821
Camporotondo di Fiastrone MC 19 563 27384
Fiordimonte MC 19 202 27586
Venarotta AP 19 2066 29652
Roccafluvione AP 19 2010 31662
Caldarola MC 20 1823 33485

Municipalities with at least 50000 inhabitants

An earthquake occurred to
48 Km NW of Teramo (54892 inhabitants)
48 Km E of Foligno (57155 inhabitants)
69 Km N of L'Aquila (69753 inhabitants)
70 Km NE of Terni (111501 inhabitants)
75 Km S of Ancona (100861 inhabitants)
75 Km E of Perugia (166134 inhabitants)
86 Km NW of Montesilvano (53738 inhabitants)
94 Km NW of Pescara (121014 inhabitants)
99 Km NW of Chieti (51815 inhabitants)
100 Km S of Fano (60888 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 2.4
ML-VAX 1.9
1994-08-15
14:26:54
42.968 13.297 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 214949
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1994-08-15 14:26:54 ± 0.221
Latitude 42.9680 ± 0.0082
Longitude 13.2970 ± 0.0206
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 214949

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) 1905.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 198
Number of associated phases, regardless of their use for origin computation 8
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) 0.00429
Epicentral distance of station farthest from the epicenter (degree) 0.00664
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 214949
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:22:43

ML:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 214949
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(km) Takeoff_angle Residual Weight
--.MNS.Z. 1994-08-15T14:27:20.23 10.0 undecidable manual SG 217 0.7326 0.08 0.6
--.AQU.Z. 1994-08-15T14:27:17.00 10.0 undecidable manual SG 172 0.6105 0.69 0
--.ARV.Z. 1994-08-15T14:27:16.10 10.0 undecidable manual SG 333 0.5883 0.61 0.1
--.ASS.Z. 1994-08-15T14:27:12.00 10.0 undecidable manual SG 281 0.4773 0.11 0.6
--.MNS.Z. 1994-08-15T14:27:09.21 10.0 undecidable manual PG 217 0.7326 -0.12 1.3
--.ARV.Z. 1994-08-15T14:27:06.46 10.0 positive manual PG 333 0.5883 -0.13 2.9
--.AQU.Z. 1994-08-15T14:27:06.80 10.0 undecidable manual PG 172 0.6105 -0.31 0.9
--.ASS.Z. 1994-08-15T14:27:04.50 10.0 undecidable manual PG 281 0.4773 -0.06 1.6
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download