Earthquake with magnitude of Md 3.0 on date 08-03-1990 and time 16:19:38 (Italy) in region 6 km NW Posta (RI)

A magnitude Md 3.0 earthquake occured in region: 6 km NW Posta (RI), on

  • 08-03-1990 15:19:38 (UTC)
  • 08-03-1990 16:19:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.58, 13.07 at 5 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
Posta RI 6 694 694
Leonessa RI 9 2435 3129
Borbona RI 9 617 3746
Cittareale RI 9 482 4228
Monteleone di Spoleto PG 13 599 4827
Micigliano RI 14 127 4954
Montereale AQ 16 2581 7535
Cascia PG 17 3217 10752
Poggio Bustone RI 17 2055 12807
Antrodoco RI 17 2588 15395
Cantalice RI 18 2755 18150
Cagnano Amiterno AQ 18 1369 19519
Polino TR 18 233 19752
Rivodutri RI 18 1253 21005
Borgo Velino RI 19 972 21977
Poggiodomo PG 19 117 22094
Amatrice RI 19 2657 24751
Morro Reatino RI 20 373 25124

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Terni (111501 inhabitants)
37 Km NW of L'Aquila (69753 inhabitants)
52 Km SE of Foligno (57155 inhabitants)
53 Km W of Teramo (54892 inhabitants)
70 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km NE of Tivoli (56533 inhabitants)
81 Km E of Viterbo (67173 inhabitants)
81 Km SE of Perugia (166134 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
90 Km NE of Roma (2864731 inhabitants)
94 Km W of Chieti (51815 inhabitants)
95 Km W of Pescara (121014 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 3.0
ML-VAX 2.3
1990-03-08
15:19:38
42.58 13.07 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 111309
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-03-08 15:19:38 ± 0.129
Latitude 42.58 ± 0.01
Longitude 13.07 ± 0.01
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 111309

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) 1372.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00291
Epicentral distance of station farthest from the epicenter (degree) 0.03246
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 6
Type of magnitude Md
Reference to an origin 111309
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:43:30

ML:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 7
Type of magnitude ML
Reference to an origin 111309
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
--.CTI.Z. 1990-03-08T15:20:36.50 10.0 undecidable manual PN 344 0.0325 1.38 0
--.BDI.Z. 1990-03-08T15:20:18.00 10.0 undecidable manual PN 310 0.021 0.51 0.6
--.SDI.Z. 1990-03-08T15:20:15.68 10.0 undecidable manual SG 147 0.0092 1.22 0.1
--.AOI.Z. 1990-03-08T15:20:15.20 10.0 undecidable manual SG 21 0.0094 0.02 0.6
--.ARV.Z. 1990-03-08T15:20:11.47 10.0 undecidable manual SG 354 0.0083 0.18 0.6
--.RDP.Z. 1990-03-08T15:20:08.60 10.0 undecidable manual SG 197 0.0077 -0.96 0.2
--.RMP.Z. 1990-03-08T15:20:06.33 10.0 undecidable manual SG 199 0.0073 -1.2 0.1
--.MAO.Z. 1990-03-08T15:20:05.37 10.0 undecidable manual PN 264 0.0127 0.41 1
--.DUI.Z. 1990-03-08T15:20:05.70 10.0 undecidable manual PN 131 0.0124 0.64 0.7
--.CP9.Z. 1990-03-08T15:20:03.96 10.0 undecidable manual SG 187 0.0064 -0.62 0.4
--.AZI.Z. 1990-03-08T15:20:02.67 10.0 undecidable manual SG 155 0.0058 0.33 0.6
--.CIO.Z. 1990-03-08T15:20:01.35 10.0 undecidable manual SG 5 0.0056 -0.13 1
--.ASS.Z. 1990-03-08T15:20:00.27 10.0 undecidable manual SG 328 0.0051 0.33 0.9
--.SDI.Z. 1990-03-08T15:20:00.00 10.0 undecidable manual PG 147 0.0092 0.67 0.8
--.AOI.Z. 1990-03-08T15:19:59.45 10.0 undecidable manual PG 21 0.0094 -0.29 1.4
--.ARV.Z. 1990-03-08T15:19:57.40 10.0 undecidable manual PG 354 0.0083 -0.1 1.6
--.RDP.Z. 1990-03-08T15:19:55.91 10.0 undecidable manual PG 197 0.0077 -0.28 1.5
--.RMP.Z. 1990-03-08T15:19:54.91 10.0 undecidable manual PG 199 0.0073 -0.41 1.3
--.ALP.Z. 1990-03-08T15:19:54.45 10.0 undecidable manual SG 60 0.0037 -0.51 0.7
--.CP9.Z. 1990-03-08T15:19:53.54 10.0 undecidable manual PG 187 0.0064 -0.08 1.7
--.RM8.Z. 1990-03-08T15:19:53.91 10.0 undecidable manual SG 15 0.0035 0.04 1
--.AQU.Z. 1990-03-08T15:19:52.56 10.0 undecidable manual SG 131 0.0029 1.01 0.1
--.AZI.Z. 1990-03-08T15:19:51.50 10.0 undecidable manual PG 155 0.0058 -0.83 0.6
--.ASS.Z. 1990-03-08T15:19:51.00 10.0 undecidable manual PG 328 0.0051 0.05 1.7
--.CIO.Z. 1990-03-08T15:19:51.21 10.0 negative manual PG 5 0.0056 -0.62 1.8
--.RM8.Z. 1990-03-08T15:19:47.31 10.0 positive manual PG 15 0.0035 -0.13 3.3
--.ALP.Z. 1990-03-08T15:19:47.67 10.0 positive manual PG 60 0.0037 -0.39 2.6
--.AQU.Z. 1990-03-08T15:19:46.50 10.0 undecidable manual PG 131 0.0029 0.4 1.3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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