A magnitude Md 2.2 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on
and geographic coordinates (lat, lon) 38.5720, 15.6310 at 67 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 2.2
ML-VAX 1.8 |
1991-05-31 18:19:34 |
38.572 | 15.631 | 67 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 142319 |
Field | Value |
---|---|
Time (UTC) | 1991-05-31 18:19:34 ± 0.858 |
Latitude | 38.5720 ± 0.0273 |
Longitude | 15.6310 ± 0.0587 |
Depth (km) | 67 ± 12 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 142319 |
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) | 5934.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 185 |
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) | 0.00389 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01182 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 142319 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 19:12:52 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 142319 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.SE2.Z. | 1991-05-31T18:20:03.80 | 10.0 | undecidable | manual | S | 62 | 0.9546 | -1.94 | 0 | |
--.CZI.Z. | 1991-05-31T18:20:02.80 | 10.0 | undecidable | manual | S | 30 | 0.7437 | 0.52 | 0.3 | |
--.PA2.Z. | 1991-05-31T18:19:59.85 | 10.0 | undecidable | manual | S | 98 | 0.6327 | 0.46 | 0.4 | |
--.FE2.Z. | 1991-05-31T18:19:58.36 | 10.0 | undecidable | manual | S | 145 | 0.6327 | -0.96 | 0.1 | |
--.ROI.Z. | 1991-05-31T18:19:56.42 | 10.0 | undecidable | manual | P | 35 | 1.2321 | 0.19 | 1 | |
--.CSI.Z. | 1991-05-31T18:19:56.75 | 10.0 | undecidable | manual | P | 22 | 1.3098 | -0.54 | 0.6 | |
--.SE2.Z. | 1991-05-31T18:19:52.62 | 10.0 | undecidable | manual | P | 62 | 0.9546 | -0.01 | 2.4 | |
--.CZI.Z. | 1991-05-31T18:19:50.36 | 10.0 | negative | manual | P | 30 | 0.7437 | 0.14 | 2.6 | |
--.FE2.Z. | 1991-05-31T18:19:49.00 | 10.0 | undecidable | manual | P | 145 | 0.6327 | 0.08 | 1.3 | |
--.PA2.Z. | 1991-05-31T18:19:49.45 | 10.0 | positive | manual | P | 98 | 0.6327 | 0.49 | 1.7 | |
--.SOI.Z. | 1991-05-31T18:19:48.17 | 10.0 | undecidable | manual | P | 146 | 0.5883 | -0.28 | 1.2 | |
--.MO9.Z. | 1991-05-31T18:19:47.89 | 10.0 | undecidable | manual | P | 174 | 0.5661 | -0.27 | 1.2 | |
--.GMB.Z. | 1991-05-31T18:19:47.57 | 10.0 | undecidable | manual | P | 158 | 0.4329 | 0.79 | 0.4 | |
--.ATN.Z. | 1991-05-31T18:19:46.35 | 10.0 | undecidable | manual | P | 197 | 0.4329 | -0.45 | 0.9 |