A magnitude Md 2.2 earthquake occured in region: 1 km N Sansepolcro (AR), on
and geographic coordinates (lat, lon) 43.5810, 12.1430 at 7 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 | 1 | 15884 | 15884 |
San Giustino | PG | 5 | 11297 | 27181 |
Anghiari | AR | 8 | 5638 | 32819 |
Citerna | PG | 9 | 3531 | 36350 |
Monterchi | AR | 11 | 1757 | 38107 |
Pieve Santo Stefano | AR | 13 | 3183 | 41290 |
Caprese Michelangelo | AR | 15 | 1426 | 42716 |
Badia Tedalda | AR | 15 | 1087 | 43803 |
Borgo Pace | PU | 15 | 606 | 44409 |
CittĂ di Castello | PG | 16 | 39913 | 84322 |
Monte Santa Maria Tiberina | PG | 16 | 1183 | 85505 |
Mercatello sul Metauro | PU | 17 | 1378 | 86883 |
Sestino | AR | 19 | 1355 | 88238 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.7 |
1990-05-08 23:10:54 |
43.581 | 12.143 | 7 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 117729 |
Field | Value |
---|---|
Time (UTC) | 1990-05-08 23:10:54 ± 0.208 |
Latitude | 43.5810 ± 0.0138 |
Longitude | 12.1430 ± 0.0158 |
Depth (km) | 7 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 117729 |
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) | 1987.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 141 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
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) | 0.00130 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01093 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 5 |
Type of magnitude | Md |
Reference to an origin | 117729 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:49:21 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 117729 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.BDI.Z. | 1990-05-08T23:11:33.50 | 10.0 | undecidable | manual | SN | 293 | 1.2099 | -0.82 | 0 | |
--.BDI.Z. | 1990-05-08T23:11:17.50 | 10.0 | undecidable | manual | PN | 293 | 1.2099 | 0.2 | 1 | |
--.ASS.Z. | 1990-05-08T23:11:17.50 | 10.0 | undecidable | manual | SG | 144 | 0.6327 | 0.45 | 0.3 | |
--.ARV.Z. | 1990-05-08T23:11:15.17 | 10.0 | undecidable | manual | SG | 97 | 0.5883 | -0.24 | 0.6 | |
--.RSM.Z. | 1990-05-08T23:11:10.46 | 10.0 | undecidable | manual | SG | 32 | 0.3996 | 0.6 | 0.2 | |
--.SFI.Z. | 1990-05-08T23:11:09.88 | 10.0 | undecidable | manual | SG | 326 | 0.3885 | 0.85 | 0.1 | |
--.PGD.Z. | 1990-05-08T23:11:09.60 | 10.0 | undecidable | manual | SG | 314 | 0.4218 | -0.59 | 0.2 | |
--.ASS.Z. | 1990-05-08T23:11:07.50 | 10.0 | undecidable | manual | PG | 144 | 0.6327 | 0.17 | 1.6 | |
--.ARV.Z. | 1990-05-08T23:11:06.80 | 10.0 | undecidable | manual | PG | 97 | 0.5883 | -0.3 | 1.3 | |
--.SFI.Z. | 1990-05-08T23:11:03.10 | 10.0 | undecidable | manual | PG | 326 | 0.3885 | 0.41 | 1.1 | |
--.PGD.Z. | 1990-05-08T23:11:03.30 | 10.0 | positive | manual | PG | 314 | 0.4218 | -0.08 | 3.8 | |
--.RSM.Z. | 1990-05-08T23:11:02.77 | 10.0 | undecidable | manual | PG | 32 | 0.3996 | -0.4 | 1.1 | |
--.CRE.Z. | 1990-05-08T23:11:00.00 | 10.0 | undecidable | manual | SG | 285 | 0.1443 | -0.07 | 0.8 | |
--.CRE.Z. | 1990-05-08T23:10:57.50 | 10.0 | undecidable | manual | PG | 285 | 0.1443 | -0.02 | 1.9 |