A magnitude Md 2.2 earthquake occured in region: 3 km W Sansepolcro (AR), on
and geographic coordinates (lat, lon) 43.5850, 12.1070 at 16 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 | 3 | 15884 | 15884 |
Anghiari | AR | 6 | 5638 | 21522 |
San Giustino | PG | 7 | 11297 | 32819 |
Citerna | PG | 10 | 3531 | 36350 |
Pieve Santo Stefano | AR | 11 | 3183 | 39533 |
Monterchi | AR | 11 | 1757 | 41290 |
Caprese Michelangelo | AR | 12 | 1426 | 42716 |
Badia Tedalda | AR | 15 | 1087 | 43803 |
Monte Santa Maria Tiberina | PG | 17 | 1183 | 44986 |
Borgo Pace | PU | 17 | 606 | 45592 |
CittĂ di Castello | PG | 18 | 39913 | 85505 |
Chiusi della Verna | AR | 19 | 2023 | 87528 |
Subbiano | AR | 19 | 6331 | 93859 |
Mercatello sul Metauro | PU | 20 | 1378 | 95237 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.8 |
1990-05-08 23:20:40 |
43.585 | 12.107 | 16 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 117739 |
Field | Value |
---|---|
Time (UTC) | 1990-05-08 23:20:40 ± 0.22 |
Latitude | 43.5850 ± 0.0114 |
Longitude | 12.1070 ± 0.0153 |
Depth (km) | 16 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 117739 |
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) | 1769.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 144 |
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) | 0.00105 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00583 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 2.2 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 117739 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:49:21 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 117739 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.ASS.Z. | 1990-05-08T23:21:03.80 | 10.0 | undecidable | manual | SG | 142 | 0.6438 | 0.74 | 0.1 | |
--.ARV.Z. | 1990-05-08T23:21:01.62 | 10.0 | undecidable | manual | SG | 97 | 0.6105 | -0.05 | 0.7 | |
--.RSM.Z. | 1990-05-08T23:20:56.27 | 10.0 | undecidable | manual | SG | 35 | 0.4218 | 0.6 | 0.2 | |
--.PGD.Z. | 1990-05-08T23:20:55.68 | 10.0 | undecidable | manual | SG | 316 | 0.3996 | 0.7 | 0.1 | |
--.SFI.Z. | 1990-05-08T23:20:53.72 | 10.0 | undecidable | manual | SG | 329 | 0.3663 | -0.23 | 0.7 | |
--.ASS.Z. | 1990-05-08T23:20:53.28 | 10.0 | undecidable | manual | PG | 142 | 0.6438 | -0.03 | 1.6 | |
--.ARV.Z. | 1990-05-08T23:20:52.40 | 10.0 | undecidable | manual | PG | 97 | 0.6105 | -0.48 | 0.6 | |
--.RSM.Z. | 1990-05-08T23:20:49.13 | 10.0 | undecidable | manual | PG | 35 | 0.4218 | 0.09 | 2 | |
--.PGD.Z. | 1990-05-08T23:20:48.72 | 10.0 | undecidable | manual | PG | 316 | 0.3996 | 0.07 | 2 | |
--.SFI.Z. | 1990-05-08T23:20:47.69 | 10.0 | undecidable | manual | PG | 329 | 0.3663 | -0.38 | 1.1 | |
--.CRE.Z. | 1990-05-08T23:20:46.52 | 10.0 | undecidable | manual | SG | 286 | 0.1221 | -0.09 | 0.8 | |
--.CRE.Z. | 1990-05-08T23:20:43.78 | 10.0 | undecidable | manual | PG | 286 | 0.1221 | -0.05 | 2.1 |