A magnitude Md 2.5 earthquake occured in region: 2 km W Monterotondo Marittimo (GR), on
and geographic coordinates (lat, lon) 43.1550, 10.8330 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Monterotondo Marittimo | GR | 2 | 1371 | 1371 |
Castelnuovo di Val di Cecina | PI | 8 | 2231 | 3602 |
Monteverdi Marittimo | PI | 10 | 758 | 4360 |
Massa Marittima | GR | 12 | 8375 | 12735 |
Suvereto | LI | 15 | 3072 | 15807 |
Montieri | GR | 15 | 1204 | 17011 |
Sassetta | LI | 16 | 514 | 17525 |
Pomarance | PI | 17 | 5897 | 23422 |
Castagneto Carducci | LI | 18 | 9010 | 32432 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5
ML-VAX 2.1 |
1993-08-24 21:09:38 |
43.155 | 10.833 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 195119 |
Field | Value |
---|---|
Time (UTC) | 1993-08-24 21:09:38 ± 0.357 |
Latitude | 43.1550 ± 0.0187 |
Longitude | 10.8330 ± 0.0528 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 195119 |
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) | 4762.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 176 |
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) | 0.00542 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01085 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 195119 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 20:03:19 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 195119 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.MAO.Z. | 1993-08-24T21:10:05.66 | 10.0 | undecidable | manual | SG | 161 | 0.777 | -0.57 | 0.5 | |
--.ZC9.Z. | 1993-08-24T21:10:05.20 | 10.0 | undecidable | manual | PN! | 4 | 1.1988 | 3.18 | 0 | |
--.GU9.Z. | 1993-08-24T21:10:03.89 | 10.0 | undecidable | manual | PN | 351 | 1.1988 | 1.95 | 0.2 | |
--.SFI.Z. | 1993-08-24T21:10:00.70 | 10.0 | undecidable | manual | PG | 43 | 1.0434 | 0.45 | 1.6 | |
--.PII.Z. | 1993-08-24T21:09:59.81 | 10.0 | undecidable | manual | SG | 338 | 0.5994 | -1.12 | 0.2 | |
--.BDI.Z. | 1993-08-24T21:09:57.19 | 10.0 | undecidable | manual | PG | 349 | 0.9213 | -0.09 | 1.7 | |
--.PGD.Z. | 1993-08-24T21:09:57.50 | 10.0 | undecidable | manual | PG | 41 | 0.9657 | -0.58 | 1.3 | |
--.MAO.Z. | 1993-08-24T21:09:54.68 | 10.0 | undecidable | manual | PG | 161 | 0.777 | 0.16 | 1.8 | |
--.PII.Z. | 1993-08-24T21:09:51.49 | 10.0 | undecidable | manual | PG | 338 | 0.5994 | 0.04 | 1.8 |