Earthquake with magnitude of Md 2.3 on date 28-06-1990 and time 21:11:49 (Italy) in region 2 km SW Muccia (MC)

A magnitude Md 2.3 earthquake occured in region: 2 km SW Muccia (MC), on

  • 28-06-1990 19:11:49 (UTC)
  • 28-06-1990 21:11:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0760, 13.0280 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
Muccia MC 2 915 915
Pieve Torina MC 4 1458 2373
Pievebovigliana MC 5 866 3239
Serravalle di Chienti MC 6 1070 4309
Fiordimonte MC 7 202 4511
Camerino MC 8 6974 11485
Monte Cavallo MC 9 145 11630
Sefro MC 10 422 12052
Fiastra MC 11 559 12611
Pioraco MC 12 1134 13745
Acquacanina MC 13 121 13866
Fiuminata MC 15 1402 15268
Castelraimondo MC 15 4587 19855
Visso MC 17 1107 20962
Ussita MC 17 444 21406
Serrapetrona MC 17 966 22372
Caldarola MC 18 1823 24195
Bolognola MC 19 142 24337
Gagliole MC 19 620 24957
Cessapalombo MC 19 512 25469
Nocera Umbra PG 20 5839 31308
Belforte del Chienti MC 20 1886 33194

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Foligno (57155 inhabitants)
52 Km E of Perugia (166134 inhabitants)
65 Km NE of Terni (111501 inhabitants)
72 Km NW of Teramo (54892 inhabitants)
72 Km SW of Ancona (100861 inhabitants)
85 Km S of Fano (60888 inhabitants)
86 Km NW of L'Aquila (69753 inhabitants)
93 Km S of Pesaro (94582 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 2.3
ML-VAX 1.6
1990-06-28
19:11:49
43.076 13.028 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 121829
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-06-28 19:11:49 ± 0.259
Latitude 43.0760 ± 0.0133
Longitude 13.0280 ± 0.0201
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 121829

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) 2206.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 134
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00130
Epicentral distance of station farthest from the epicenter (degree) 0.00567
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 121829
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:53:11

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 121829
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
--.AOI.Z. 1990-06-28T19:12:13.19 10.0 undecidable manual SG 41 0.6327 1.27 0
--.ALP.Z. 1990-06-28T19:12:07.74 10.0 undecidable manual SG 126 0.4884 0.22 0.5
--.ARV.Z. 1990-06-28T19:12:05.35 10.0 undecidable manual SG 351 0.4218 -0.03 0.7
--.AOI.Z. 1990-06-28T19:12:02.60 10.0 undecidable manual PG 41 0.6327 0.06 1.3
--.ASS.Z. 1990-06-28T19:12:01.00 10.0 undecidable manual SG 267 0.2664 0.51 0.4
--.ARV.Z. 1990-06-28T19:11:58.51 10.0 positive manual PG 351 0.4218 -0.26 2.9
--.ALP.Z. 1990-06-28T19:11:58.77 10.0 undecidable manual PG 126 0.4884 -1.23 0.2
--.ASS.Z. 1990-06-28T19:11:56.00 10.0 undecidable manual PG 267 0.2664 0.06 1.8
--.CIO.Z. 1990-06-28T19:11:55.96 10.0 undecidable manual SG 35 0.1443 -0.32 0.5
--.RM8.Z. 1990-06-28T19:11:54.71 10.0 undecidable manual PG 132 0.1776 0.52 1
--.CIO.Z. 1990-06-28T19:11:53.84 10.0 undecidable manual PG 35 0.1443 0.34 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