A magnitude Md 2.5 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on
and geographic coordinates (lat, lon) 38.9170, 15.7150 at 20 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.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5
ML-VAX 1.5 |
1991-09-06 23:16:35 |
38.917 | 15.715 | 20 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 148899 |
Field | Value |
---|---|
Time (UTC) | 1991-09-06 23:16:35 ± 0.487 |
Latitude | 38.9170 ± 0.0184 |
Longitude | 15.7150 ± 0.0393 |
Depth (km) | 20 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 148899 |
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) | 3964.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 115 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.7 |
Epicentral distance of station closest to the epicenter (degree) | 0.00397 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01498 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 148899 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:18:58 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 148899 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.SGO.Z. | 1991-09-06T23:17:24.84 | 10.0 | undecidable | manual | SN | 349 | 1.665 | 0.61 | 0.5 | |
--.MGR.Z. | 1991-09-06T23:17:12.27 | 10.0 | undecidable | manual | SN | 354 | 1.221 | -1.38 | 0.2 | |
--.CSI.Z. | 1991-09-06T23:17:08.20 | 10.0 | undecidable | manual | SN | 27 | 0.9657 | 0.52 | 0.7 | |
--.ROI.Z. | 1991-09-06T23:17:07.80 | 10.0 | undecidable | manual | SN | 45 | 0.9213 | 1.22 | 0.3 | |
--.MMN.Z. | 1991-09-06T23:17:06.80 | 10.0 | undecidable | manual | SN | 12 | 0.9879 | -1.37 | 0.3 | |
--.SOI.Z. | 1991-09-06T23:17:04.82 | 10.0 | undecidable | manual | SN | 162 | 0.8769 | -0.7 | 0.6 | |
--.SGO.Z. | 1991-09-06T23:17:04.59 | 10.0 | undecidable | manual | PN | 349 | 1.665 | 0.77 | 1.1 | |
--.ATN.Z. | 1991-09-06T23:17:03.50 | 10.0 | undecidable | manual | SN | 194 | 0.777 | 0.38 | 0.7 | |
--.SA1.Z. | 1991-09-06T23:17:03.80 | 10.0 | undecidable | manual | SN | 243 | 0.777 | 0.9 | 0.5 | |
--.MGR.Z. | 1991-09-06T23:16:56.63 | 10.0 | undecidable | manual | PN | 354 | 1.221 | -1.09 | 0.9 | |
--.MMN.Z. | 1991-09-06T23:16:55.40 | 10.0 | undecidable | manual | PN | 12 | 0.9879 | 0.84 | 1.3 | |
--.CSI.Z. | 1991-09-06T23:16:54.32 | 10.0 | undecidable | manual | PN | 27 | 0.9657 | 0.05 | 2 | |
--.SOI.Z. | 1991-09-06T23:16:54.58 | 10.0 | undecidable | manual | PN | 162 | 0.8769 | 1.55 | 0.5 | |
--.ROI.Z. | 1991-09-06T23:16:53.40 | 10.0 | undecidable | manual | PN | 45 | 0.9213 | -0.23 | 2 | |
--.SA1.Z. | 1991-09-06T23:16:51.51 | 10.0 | undecidable | manual | PN | 243 | 0.777 | 0 | 2 | |
--.ATN.Z. | 1991-09-06T23:16:51.50 | 10.0 | undecidable | manual | PN | 194 | 0.777 | -0.14 | 2 | |
--.MO9.Z. | 1991-09-06T23:16:51.74 | 10.0 | undecidable | manual | PN | 181 | 0.9102 | -1.7 | 0.4 | |
--.CZI.Z. | 1991-09-06T23:16:45.20 | 10.0 | undecidable | manual | PG | 47 | 0.444 | -0.29 | 1.9 |