Earthquake with magnitude of Md 2.0 on date 19-02-1998 and time 23:24:03 (Italy) in region 7 km S Badia Tedalda (AR)

A magnitude Md 2.0 earthquake occured in region: 7 km S Badia Tedalda (AR), on

  • 19-02-1998 22:24:03 (UTC)
  • 19-02-1998 23:24:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6450, 12.1610 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
Badia Tedalda AR 7 1087 1087
Sansepolcro AR 8 15884 16971
Pieve Santo Stefano AR 10 3183 20154
San Giustino PG 11 11297 31451
Borgo Pace PU 11 606 32057
Sestino AR 13 1355 33412
Caprese Michelangelo AR 14 1426 34838
Anghiari AR 14 5638 40476
Mercatello sul Metauro PU 14 1378 41854
Casteldelci RN 16 407 42261
Citerna PG 17 3531 45792
Monterchi AR 18 1757 47549
Belforte all'Isauro PU 19 769 48318
Chiusi della Verna AR 19 2023 50341

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NE of Arezzo (99543 inhabitants)
55 Km S of Cesena (96758 inhabitants)
57 Km SW of Rimini (147750 inhabitants)
63 Km NW of Perugia (166134 inhabitants)
65 Km S of Forlì (117913 inhabitants)
67 Km W of Pesaro (94582 inhabitants)
73 Km W of Fano (60888 inhabitants)
74 Km E of Firenze (382808 inhabitants)
75 Km SE of Faenza (58541 inhabitants)
76 Km E of Siena (53903 inhabitants)
80 Km E of Scandicci (50609 inhabitants)
86 Km S of Ravenna (159116 inhabitants)
87 Km SE of Imola (69797 inhabitants)
88 Km NW of Foligno (57155 inhabitants)
89 Km E of Prato (191150 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 1998-02-19
22:24:03
43.645 12.161 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 323489
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1998-02-19 22:24:03 ± 0.238
Latitude 43.6450 ± 0.0213
Longitude 12.1610 ± 0.0152
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 323489

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) 2665.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 136
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
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) 0.00138
Epicentral distance of station farthest from the epicenter (degree) 0.00615
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 323489
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:03:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SNTG.Z. 1998-02-19T22:24:27.70 10.0 undecidable manual SG 124 0.6882 -0.43 0.2
--.FB9.Z. 1998-02-19T22:24:20.15 10.0 undecidable manual SG 83 0.444 0.3 0.8
--.SNTG.Z. 1998-02-19T22:24:18.79 10.0 undecidable manual PG 124 0.6882 1.41 0.4
--.SFI.Z. 1998-02-19T22:24:16.72 10.0 undecidable manual SG 318 0.3441 0.21 0.7
--.FB9.Z. 1998-02-19T22:24:12.84 10.0 undecidable manual PG 83 0.444 -0.12 1.8
--.SFI.Z. 1998-02-19T22:24:11.52 10.0 undecidable manual PG 318 0.3441 0.49 1.5
--.RSM.Z. 1998-02-19T22:24:10.55 10.0 undecidable manual PG 36 0.3552 -0.65 1.3
--.CRE.Z. 1998-02-19T22:24:09.66 10.0 undecidable manual SG 260 0.1554 -0.75 0.4
--.CRE.Z. 1998-02-19T22:24:07.41 10.0 undecidable manual PG 260 0.1554 -0.1 2
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