A magnitude Md 2.1 earthquake occured in region: 4 km NE Sansepolcro (AR), on
and geographic coordinates (lat, lon) 43.6060, 12.1620 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Sansepolcro | AR | 4 | 15884 | 15884 |
San Giustino | PG | 6 | 11297 | 27181 |
Anghiari | AR | 11 | 5638 | 32819 |
Badia Tedalda | AR | 11 | 1087 | 33906 |
Pieve Santo Stefano | AR | 12 | 3183 | 37089 |
Borgo Pace | PU | 12 | 606 | 37695 |
Citerna | PG | 12 | 3531 | 41226 |
Monterchi | AR | 14 | 1757 | 42983 |
Caprese Michelangelo | AR | 15 | 1426 | 44409 |
Mercatello sul Metauro | PU | 15 | 1378 | 45787 |
Sestino | AR | 16 | 1355 | 47142 |
CittĂ di Castello | PG | 18 | 39913 | 87055 |
Monte Santa Maria Tiberina | PG | 19 | 1183 | 88238 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML-VAX 1.5 |
1990-05-08 18:25:59 |
43.606 | 12.162 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 117539 |
Field | Value |
---|---|
Time (UTC) | 1990-05-08 18:25:59 ± 0.177 |
Latitude | 43.6060 ± 0.0180 |
Longitude | 12.1620 ± 0.0133 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 117539 |
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) | 2274.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 174 |
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) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00138 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00518 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 117539 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:49:11 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 117539 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.ARV.Z. | 1990-05-08T18:26:20.40 | 10.0 | undecidable | manual | SG | 100 | 0.5772 | 0.5 | 0.2 | |
--.PGD.Z. | 1990-05-08T18:26:15.39 | 10.0 | undecidable | manual | SG | 310 | 0.4107 | 0.63 | 0.1 | |
--.SFI.Z. | 1990-05-08T18:26:13.00 | 10.0 | undecidable | manual | SG | 322 | 0.3663 | -0.4 | 0.4 | |
--.ARV.Z. | 1990-05-08T18:26:11.00 | 10.0 | undecidable | manual | PG | 100 | 0.5772 | -0.27 | 1.3 | |
--.PGD.Z. | 1990-05-08T18:26:08.55 | 10.0 | undecidable | manual | PG | 310 | 0.4107 | 0.25 | 1.6 | |
--.SFI.Z. | 1990-05-08T18:26:07.27 | 10.0 | undecidable | manual | PG | 322 | 0.3663 | -0.24 | 1.7 | |
--.CRE.Z. | 1990-05-08T18:26:06.00 | 10.0 | undecidable | manual | SG | 275 | 0.1554 | -0.3 | 0.6 | |
--.CRE.Z. | 1990-05-08T18:26:03.50 | 10.0 | undecidable | manual | PG | 275 | 0.1554 | 0.09 | 2.2 |