Earthquake with magnitude of Md 2.0 on date 28-12-1990 and time 02:33:36 (Italy) in region 1 km NE Pievebovigliana (MC)

A magnitude Md 2.0 earthquake occured in region: 1 km NE Pievebovigliana (MC), on

  • 28-12-1990 01:33:36 (UTC)
  • 28-12-1990 02:33:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0740, 13.0940 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
Pievebovigliana MC 1 866 866
Fiordimonte MC 4 202 1068
Muccia MC 4 915 1983
Pieve Torina MC 5 1458 3441
Fiastra MC 7 559 4000
Camerino MC 7 6974 10974
Acquacanina MC 8 121 11095
Serravalle di Chienti MC 12 1070 12165
Monte Cavallo MC 12 145 12310
Caldarola MC 13 1823 14133
Serrapetrona MC 14 966 15099
Cessapalombo MC 14 512 15611
Bolognola MC 14 142 15753
Sefro MC 14 422 16175
Pioraco MC 15 1134 17309
Ussita MC 15 444 17753
Camporotondo di Fiastrone MC 15 563 18316
Belforte del Chienti MC 16 1886 20202
Castelraimondo MC 16 4587 24789
Visso MC 16 1107 25896
Sarnano MC 17 3264 29160
Fiuminata MC 18 1402 30562
Gagliole MC 19 620 31182
San Severino Marche MC 19 12726 43908
San Ginesio MC 19 3498 47406
Gualdo MC 20 815 48221

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Foligno (57155 inhabitants)
57 Km E of Perugia (166134 inhabitants)
68 Km NE of Terni (111501 inhabitants)
68 Km NW of Teramo (54892 inhabitants)
70 Km SW of Ancona (100861 inhabitants)
84 Km NW of L'Aquila (69753 inhabitants)
86 Km S of Fano (60888 inhabitants)
94 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 2.0
ML-VAX 1.7
1990-12-28
01:33:36
43.074 13.094 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 133119
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-12-28 01:33:36 ± 0.207
Latitude 43.0740 ± 0.0123
Longitude 13.0940 ± 0.0164
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 133119

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) 1907.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.00105
Epicentral distance of station farthest from the epicenter (degree) 0.00405
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 133119
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:04:02

ML:1.7

Field Value
Value 1.7
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 133119
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
--.ARV.Z. 1990-12-28T01:33:53.10 10.0 undecidable manual SG 345 0.4329 0.15 0.6
--.ALP.Z. 1990-12-28T01:33:53.80 10.0 undecidable manual SG 130 0.444 0.35 0.6
--.SSO.Z. 1990-12-28T01:33:50.40 10.0 undecidable manual SG 47 0.3108 1.16 0
--.ASS.Z. 1990-12-28T01:33:49.73 10.0 undecidable manual SG 268 0.3108 0.48 0.4
--.ALP.Z. 1990-12-28T01:33:45.90 10.0 undecidable manual PG 130 0.444 -0.59 0.6
--.ARV.Z. 1990-12-28T01:33:45.96 10.0 undecidable manual PG 345 0.4329 -0.23 1.3
--.SSO.Z. 1990-12-28T01:33:44.40 10.0 undecidable manual PG 47 0.3108 0.35 1.2
--.ASS.Z. 1990-12-28T01:33:44.17 10.0 undecidable manual PG 268 0.3108 0.11 1.7
--.CIO.Z. 1990-12-28T01:33:42.30 10.0 undecidable manual SG 16 0.1221 -0.62 0.4
--.CIO.Z. 1990-12-28T01:33:40.30 10.0 undecidable manual PG 16 0.1221 -0.1 3.4
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