Earthquake with magnitude of Md 2.0 on date 24-01-1990 and time 04:06:06 (Italy) in region 6 km SE Cascia (PG)

A magnitude Md 2.0 earthquake occured in region: 6 km SE Cascia (PG), on

  • 24-01-1990 03:06:06 (UTC)
  • 24-01-1990 04:06:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.68, 13.06 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
Cascia PG 6 3217 3217
Monteleone di Spoleto PG 10 599 3816
Cittareale RI 10 482 4298
Poggiodomo PG 11 117 4415
Norcia PG 13 4957 9372
Leonessa RI 15 2435 11807
Accumoli RI 15 667 12474
Posta RI 17 694 13168
Borbona RI 19 617 13785
Amatrice RI 19 2657 16442
Scheggino PG 20 461 16903
Vallo di Nera PG 20 364 17267
Sant'Anatolia di Narco PG 20 564 17831

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Terni (111501 inhabitants)
43 Km SE of Foligno (57155 inhabitants)
45 Km NW of L'Aquila (69753 inhabitants)
52 Km W of Teramo (54892 inhabitants)
73 Km SE of Perugia (166134 inhabitants)
80 Km NE of Guidonia Montecelio (88673 inhabitants)
82 Km N of Tivoli (56533 inhabitants)
84 Km E of Viterbo (67173 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
97 Km W of Pescara (121014 inhabitants)
97 Km W of Chieti (51815 inhabitants)
99 Km NE of Roma (2864731 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 1990-01-24
03:06:06
42.68 13.07 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 108449
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-01-24 03:06:06 ± 0.124
Latitude 42.68 ± 0.01
Longitude 13.07 ± 0.01
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 108449

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) 1236.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
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) 0.00267
Epicentral distance of station farthest from the epicenter (degree) 0.00469
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2

Field Value
Value 2
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 108449
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:40:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.CIO.Z. 1990-01-24T03:06:25.34 10.0 undecidable manual SG 6 0.0047 0.25 0.5
--.ASS.Z. 1990-01-24T03:06:24.73 10.0 undecidable manual SG 322 0.0044 0.64 0.1
--.AQU.Z. 1990-01-24T03:06:21.77 10.0 undecidable manual SG 142 0.0036 0.42 0.3
--.ALP.Z. 1990-01-24T03:06:20.61 10.0 undecidable manual SG 74 0.0034 -0.01 0.7
--.MNS.Z. 1990-01-24T03:06:20.64 10.0 undecidable manual SG 224 0.0036 -0.71 0.1
--.RM8.Z. 1990-01-24T03:06:17.53 10.0 undecidable manual SG 20 0.0027 -0.35 0.6
--.CIO.Z. 1990-01-24T03:06:16.82 10.0 undecidable manual PG 6 0.0047 -0.37 0.8
--.ASS.Z. 1990-01-24T03:06:16.89 10.0 undecidable manual PG 322 0.0044 0.27 1.1
--.AQU.Z. 1990-01-24T03:06:15.30 10.0 undecidable manual PG 142 0.0036 0.26 1.3
--.ALP.Z. 1990-01-24T03:06:14.39 10.0 undecidable manual PG 74 0.0034 -0.22 1.4
--.MNS.Z. 1990-01-24T03:06:14.93 10.0 undecidable manual PG 224 0.0036 -0.1 1.7
--.RM8.Z. 1990-01-24T03:06:12.91 10.0 undecidable manual PG 20 0.0027 -0.12 3.4
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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