Earthquake with magnitude of Md 2.0 on date 23-03-1990 and time 15:12:42 (Italy) in region 4 km S Santa Maria Nuova (AN)

A magnitude Md 2.0 earthquake occured in region: 4 km S Santa Maria Nuova (AN), on

  • 23-03-1990 14:12:42 (UTC)
  • 23-03-1990 15:12:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4600, 13.3110 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
Santa Maria Nuova AN 4 4179 4179
Filottrano AN 4 9499 13678
Jesi AN 9 40399 54077
Polverigi AN 10 4508 58585
Staffolo AN 10 2253 60838
Appignano MC 11 4213 65051
San Paolo di Jesi AN 11 933 65984
Agugliano AN 11 4865 70849
Montefano MC 12 3541 74390
Cingoli MC 12 10352 84742
Monsano AN 13 3405 88147
Offagna AN 13 1935 90082
Castelbellino AN 14 4947 95029
Camerata Picena AN 14 2567 97596
Monte Roberto AN 14 3061 100657
Osimo AN 14 34977 135634
Montecassiano MC 15 7125 142759
Maiolati Spontini AN 16 6248 149007
San Marcello AN 16 2057 151064
Chiaravalle AN 16 14796 165860
Cupramontana AN 16 4756 170616
Monte San Vito AN 16 6848 177464
Apiro MC 16 2280 179744
Treia MC 16 9403 189147
Morro d'Alba AN 18 1903 191050
Belvedere Ostrense AN 18 2234 193284
Castelplanio AN 19 3540 196824
Castelfidardo AN 19 18733 215557
Falconara Marittima AN 20 26565 242122
Rosora AN 20 1985 244107
Poggio San Marcello AN 20 693 244800

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km SW of Ancona (100861 inhabitants)
49 Km SE of Fano (60888 inhabitants)
59 Km SE of Pesaro (94582 inhabitants)
75 Km NE of Foligno (57155 inhabitants)
84 Km E of Perugia (166134 inhabitants)
90 Km SE of Rimini (147750 inhabitants)
95 Km NW of Teramo (54892 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 1990-03-23
14:12:42
43.46 13.311 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 112719
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-03-23 14:12:42 ± 1.351
Latitude 43.4600 ± 0.0462
Longitude 13.3110 ± 0.1018
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 112719

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) 9688.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 269
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) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00235
Epicentral distance of station farthest from the epicenter (degree) 0.00559
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 112719
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:44:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ASS.Z. 1990-03-23T14:13:02.93 10.0 undecidable manual SG 230 0.6216 -1.46 0.1
--.RM8.Z. 1990-03-23T14:13:01.27 10.0 undecidable manual SG 188 0.4995 0.45 0.8
--.CIO.Z. 1990-03-23T14:12:54.84 10.0 undecidable manual SG 204 0.2886 1.07 0.3
--.ARV.Z. 1990-03-23T14:12:54.21 10.0 undecidable manual SG 278 0.2553 1.17 0.2
--.ASS.Z. 1990-03-23T14:12:53.91 10.0 undecidable manual PG 230 0.6216 -1.23 0.4
--.RM8.Z. 1990-03-23T14:12:52.69 10.0 undecidable manual PG 188 0.4995 -0.39 1.4
--.CIO.Z. 1990-03-23T14:12:49.19 10.0 undecidable manual PG 204 0.2886 0.18 3.3
--.ARV.Z. 1990-03-23T14:12:48.79 10.0 undecidable manual PG 278 0.2553 0.2 1.6
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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