Earthquake with magnitude of Md 3.0 on date 21-06-1990 and time 02:28:10 (Italy) in region 2 km S Campello sul Clitunno (PG)

A magnitude Md 3.0 earthquake occured in region: 2 km S Campello sul Clitunno (PG), on

  • 21-06-1990 00:28:10 (UTC)
  • 21-06-1990 02:28:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.81, 12.78 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
Campello sul Clitunno PG 2 2442 2442
Vallo di Nera PG 8 364 2806
Trevi PG 8 8469 11275
Spoleto PG 9 38218 49493
Castel Ritaldi PG 9 3278 52771
Sant'Anatolia di Narco PG 9 564 53335
Cerreto di Spoleto PG 11 1075 54410
Scheggino PG 11 461 54871
Montefalco PG 14 5679 60550
Sellano PG 15 1079 61629
Poggiodomo PG 16 117 61746
Giano dell'Umbria PG 17 3846 65592
Foligno PG 18 57155 122747
Bevagna PG 20 5081 127828

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km SE of Foligno (57155 inhabitants)
29 Km NE of Terni (111501 inhabitants)
46 Km SE of Perugia (166134 inhabitants)
70 Km NE of Viterbo (67173 inhabitants)
72 Km NW of L'Aquila (69753 inhabitants)
77 Km W of Teramo (54892 inhabitants)
90 Km N of Guidonia Montecelio (88673 inhabitants)
94 Km N of Tivoli (56533 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
1990-06-21
00:28:10
42.81 12.78 5 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 121329
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-06-21 00:28:10 ± 0.215
Latitude 42.81 ± 0.01
Longitude 12.78 ± 0.01
Depth (km) 5 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 121329

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) 1457.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 140
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
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) 0.00243
Epicentral distance of station farthest from the epicenter (degree) 0.01198
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 121329
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:52:41

ML:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 5
Type of magnitude ML
Reference to an origin 121329
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
--.SFI.Z. 1990-06-21T00:28:54.00 10.0 undecidable manual SN 328 0.0116 0.72 0.2
--.CRE.Z. 1990-06-21T00:28:46.50 10.0 undecidable manual SG 323 0.0091 0.34 0.5
--.AZI.Z. 1990-06-21T00:28:45.00 10.0 undecidable manual SG 149 0.0085 0.79 0.2
--.AOI.Z. 1990-06-21T00:28:44.61 10.0 undecidable manual SG 38 0.0085 0.4 0.5
--.SFI.Z. 1990-06-21T00:28:36.50 10.0 undecidable manual PN 328 0.0116 1.18 0.2
--.ARV.Z. 1990-06-21T00:28:36.47 10.0 undecidable manual SG 9 0.0062 0.3 0.6
--.SDI.Z. 1990-06-21T00:28:36.50 10.0 undecidable manual PN 144 0.012 0.54 0.8
--.RDP.Z. 1990-06-21T00:28:31.61 10.0 undecidable manual PG 182 0.0094 -0.28 1.4
--.CRE.Z. 1990-06-21T00:28:31.00 10.0 undecidable manual PG 323 0.0091 -0.2 1.5
--.AZI.Z. 1990-06-21T00:28:30.50 10.0 undecidable manual PG 149 0.0085 0.42 1.2
--.RMP.Z. 1990-06-21T00:28:30.61 10.0 undecidable manual PG 183 0.0089 -0.31 1.4
--.CP9.Z. 1990-06-21T00:28:29.54 10.0 undecidable manual PG 172 0.0086 -0.57 1
--.AOI.Z. 1990-06-21T00:28:28.82 10.0 undecidable manual PG 38 0.0085 -1.26 0.1
--.CIO.Z. 1990-06-21T00:28:28.64 10.0 undecidable manual SG 34 0.0042 -0.08 0.7
--.AQU.Z. 1990-06-21T00:28:24.22 10.0 undecidable manual PG 134 0.0057 -0.14 1.7
--.RM8.Z. 1990-06-21T00:28:24.86 10.0 undecidable manual SG 64 0.0031 0.65 0.4
--.ARV.Z. 1990-06-21T00:28:24.80 10.0 negative manual PG 9 0.0062 -0.64 1.9
--.ASS.Z. 1990-06-21T00:28:21.58 10.0 undecidable manual SG 339 0.0024 0.19 0.7
--.CIO.Z. 1990-06-21T00:28:20.78 10.0 undecidable manual PG 34 0.0042 -0.36 1.4
--.RM8.Z. 1990-06-21T00:28:18.89 10.0 positive manual PG 64 0.0031 0.36 2.9
--.ASS.Z. 1990-06-21T00:28:17.12 10.0 undecidable manual PG 339 0.0024 0.21 1.6
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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