A magnitude ML 2.5 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.5140, 12.8180 at 9 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 |
ML 2.5 | 2015-04-30 08:10:00 |
38.5137 | 12.818 | 9 | 2015-10-19 09:28:02 |
Bollettino Sismico Italiano INGV | 21649981 |
Field | Value |
---|---|
Time (UTC) | 2015-04-30 08:10:00 ± 0.34 |
Latitude | 38.5137 ± 0.0171 |
Longitude | 12.8180 ± 0.0276 |
Depth (km) | 9 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 21649981 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2480 |
Semi-minor axis of confidence ellipse (meter) | 1850 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 288 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2480.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 124 |
Number of associated phases, regardless of their use for origin computation | 33 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.45 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 2.86704 |
Number of stations at which the event was observed | 31 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 2.5 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 21649981 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-10-01 09:20:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BDI.HHZ. | 2015-04-30T08:11:39.42 | 3.0 | negative | manual | Pg | 16.75 | 0 | |||
CR.STON.BHZ. | 2015-04-30T08:11:38.78 | 3.0 | negative | manual | Pg | 21.379999 | 0 | |||
IV.MIDA.HHZ. | 2015-04-30T08:11:37.99 | 3.0 | undecidable | manual | Sg | 15.58 | 0 | |||
IV.GROG.HHZ. | 2015-04-30T08:11:36.39 | 3.0 | negative | manual | Pg | 18.620001 | 0 | |||
AC.VLO.HHZ. | 2015-04-30T08:11:30.64 | 3.0 | undecidable | manual | Pg | 16.799999 | 0 | |||
IV.LPEL.HHZ. | 2015-04-30T08:11:29.99 | 3.0 | undecidable | manual | Sn | -2.36 | 0 | |||
IV.ARVD.HHZ. | 2015-04-30T08:11:28.46 | 3.0 | undecidable | manual | Pg | 18.42 | 0 | |||
IV.RMP.HHZ. | 2015-04-30T08:11:25.99 | 3.0 | undecidable | manual | Sn | 0.52 | 0 | |||
IV.PE3.EHZ. | 2015-04-30T08:11:19.53 | 3.0 | undecidable | manual | Pn | 6.4 | 0 | |||
IV.MTL1.HNZ. | 2015-04-30T08:11:18.99 | 3.0 | undecidable | manual | Pg | 12.29 | 0 | |||
IV.CSP1.EHZ. | 2015-04-30T08:11:09.03 | 3.0 | negative | manual | Pn | 4.64 | 0 | |||
IV.PP3.EHZ. | 2015-04-30T08:11:06.51 | 3.0 | undecidable | manual | Pn | -1.88 | 0 | |||
IV.LPDG.HHZ. | 2015-04-30T08:10:47.74 | 3.0 | negative | manual | Pn | 1.42 | 0 | |||
IV.TRIV.HHZ. | 2015-04-30T08:10:46.16 | 3.0 | undecidable | manual | Pn | -2.1 | 0 | |||
IV.CGL.SHZ. | 2015-04-30T08:10:45.76 | 0.1 | undecidable | manual | P | 288 | 318.237 | 38 | -0.88 | 28 |
MN.VSL.BHZ. | 2015-04-30T08:10:45.23 | 0.1 | undecidable | manual | P | 291 | 315.9504 | 38 | -1.12 | 26 |
IV.SGTA.HNZ. | 2015-04-30T08:10:44.47 | 3.0 | undecidable | manual | Pn | 0.43 | 0 | |||
IV.RNI2.HHZ. | 2015-04-30T08:10:43.76 | 3.0 | positive | manual | Pn | -2.6 | 0 | |||
IV.RAFF.HHE. | 2015-04-30T08:10:31.22 | 0.6 | undecidable | manual | P | 136 | 196.9584 | 38 | -0.33 | 42 |
IV.CAGR.HHE. | 2015-04-30T08:10:30.43 | 0.6 | undecidable | manual | P | 123 | 177.0894 | 50 | 1.37 | 30 |
IV.CLTA.HHE. | 2015-04-30T08:10:29.95 | 0.3 | undecidable | manual | P | 146 | 180.6858 | 38 | 0.42 | 67 |
IV.PETRA.HHE. | 2015-04-30T08:10:22.31 | 0.6 | undecidable | manual | P | 123 | 135.9639 | 50 | -0.41 | 53 |
IV.ALJA.HHE. | 2015-04-30T08:10:20.48 | 0.3 | undecidable | manual | P | 136 | 117.6933 | 50 | 0.57 | 79 |
IV.GIB.HHE. | 2015-04-30T08:10:20.25 | 0.3 | undecidable | manual | P | 119 | 120.1908 | 50 | -0.04 | 89 |
IV.CSLB.HHE. | 2015-04-30T08:10:20.51 | 0.3 | undecidable | manual | P | 120 | 125.5743 | 50 | -0.61 | 77 |
MN.CLTB.HHE. | 2015-04-30T08:10:19.47 | 0.6 | undecidable | manual | P | 161 | 109.4127 | 50 | 0.83 | 48 |
IV.MPG.SHZ. | 2015-04-30T08:10:18.41 | 0.6 | undecidable | manual | S | 129 | 61.1943 | 50 | -0.94 | 50 |
IV.MMGO.SHZ. | 2015-04-30T08:10:16.80 | 0.3 | undecidable | manual | P | 172 | 95.5377 | 50 | 0.32 | 89 |
IV.CORL.HHE. | 2015-04-30T08:10:14.71 | 0.3 | undecidable | manual | P | 148 | 80.6637 | 50 | 0.5 | 88 |
IV.USI.HHZ. | 2015-04-30T08:10:13.20 | 0.6 | undecidable | manual | S | 55 | 38.0286 | 50 | 0.04 | 70 |
IV.SOLUN.HHE. | 2015-04-30T08:10:13.77 | 0.3 | undecidable | manual | P | 127 | 77.8665 | 50 | 0.01 | 98 |
IV.MPG.SHZ. | 2015-04-30T08:10:10.24 | 0.1 | undecidable | manual | P | 129 | 61.1943 | 50 | -0.96 | 100 |
IV.USI.HHZ. | 2015-04-30T08:10:08.20 | 0.3 | undecidable | manual | P | 55 | 38.0286 | 50 | 0.57 | 92 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MPG.SHE. | ML:0.0 | 0.0004825 | 0.64 | AML | other | m | 2015-04-30T08:10:20.00 |
IV.MPG.SHN. | ML:0.0 | 0.0005855 | 0.36 | AML | other | m | 2015-04-30T08:10:20.00 |
IV.USI.HHN. | ML:2.5 | 0.00124 | 0.74 | AML | other | m | 2015-04-30T08:10:16.46 |
IV.USI.HHE. | ML:2.6 | 0.0014100000000000002 | 0.38 | AML | other | m | 2015-04-30T08:10:31.20 |