A magnitude ML 1.9 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 39.4280, 15.1040 at 27 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.
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.9 | 2021-04-18 15:14:13 |
39.4283 | 15.1043 | 27 | 2021-07-12 16:55:11 |
Bollettino Sismico Italiano INGV | 90253391 |
Reviewed Rev100 |
ML 1.9 | 2021-04-18 15:14:13 |
39.415 | 15.0968 | 25 | 2021-04-18 15:23:44 |
Sala Sismica INGV-Roma | 89215131 |
Field | Value |
---|---|
Time (UTC) | 2021-04-18 15:14:13 ± 0.14 |
Latitude | 39.4283 ± 0.0054 |
Longitude | 15.1043 ± 0.0116 |
Depth (km) | 27 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 90253391 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 963 |
Semi-minor axis of confidence ellipse (meter) | 292 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 281 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 960.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 196 |
Number of associated phases, regardless of their use for origin computation | 44 |
Number of defining phases | 30 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.31 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.42543 |
Number of stations at which the event was observed | 34 |
Number of stations from which data was used for origin computation | 21 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 89215131 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-18 15:23:44 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 90253391 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-06-28 14:30:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATFO.HHZ. | 2021-04-18T15:16:11.09 | 3.0 | undecidable | manual | Sn | 1.4 | 0 | |||
IV.RIBO.EHZ.01 | 2021-04-18T15:16:10.27 | 3.0 | undecidable | manual | Sn | -6.8 | 0 | |||
ST.CARE.EHZ. | 2021-04-18T15:16:10.07 | 3.0 | negative | manual | Pn | 4.93 | 0 | |||
ST.PANI.EHZ. | 2021-04-18T15:15:58.62 | 3.0 | negative | manual | Pn | 0.77 | 0 | |||
IV.ZEN8.EHZ. | 2021-04-18T15:15:57.79 | 3.0 | undecidable | manual | Pn | 2.36 | 0 | |||
IV.FIR.HHZ. | 2021-04-18T15:15:44.38 | 3.0 | undecidable | manual | Pg | 13.34 | 0 | |||
IV.TERO.HHZ. | 2021-04-18T15:15:42.88 | 3.0 | undecidable | manual | Sn | -2.63 | 0 | |||
IV.RIBO.EHZ.01 | 2021-04-18T15:15:33.69 | 3.0 | undecidable | manual | Pg | 10.14 | 0 | |||
IV.CAFI.HHZ. | 2021-04-18T15:15:21.50 | 3.0 | undecidable | manual | Pn | -0.49 | 0 | |||
IV.PTRJ.HNZ. | 2021-04-18T15:15:15.08 | 3.0 | undecidable | manual | Sg | 3.99 | 0 | |||
IV.MMO1.EHZ. | 2021-04-18T15:15:09.67 | 3.0 | undecidable | manual | Pn | -0.71 | 0 | |||
AC.VLO.HHZ. | 2021-04-18T15:15:08.82 | 3.0 | undecidable | manual | Pn | 2.25 | 0 | |||
IV.VVLD.HHZ. | 2021-04-18T15:15:01.73 | 3.0 | positive | manual | Pg | 5.47 | 0 | |||
IV.TDS.HHZ. | 2021-04-18T15:14:45.54 | 0.6 | undecidable | manual | S | 76 | 108.6135 | 99 | 0.13 | 46 |
IV.GIZZ.HHN. | 2021-04-18T15:14:45.12 | 0.6 | undecidable | manual | S | 117 | 107.115 | 99 | 0.1 | 47 |
IV.CAGR.HHZ. | 2021-04-18T15:14:43.71 | 3.0 | undecidable | manual | Pn | -0.52 | 0 | |||
IV.CMPR.HHZ. | 2021-04-18T15:14:43.50 | 0.6 | undecidable | manual | S | 10 | 100.122 | 100 | 0.31 | 46 |
IV.MMN.HHZ. | 2021-04-18T15:14:41.21 | 0.3 | undecidable | manual | S | 56 | 91.4418 | 101 | 0.31 | 70 |
MN.CUC.HHZ. | 2021-04-18T15:14:39.92 | 0.6 | undecidable | manual | S | 44 | 87.246 | 102 | 0.1 | 49 |
IV.MGR.HHZ. | 2021-04-18T15:14:39.62 | 0.3 | undecidable | manual | S | 26 | 87.5457 | 102 | -0.26 | 71 |
IV.PLAC.HHE. | 2021-04-18T15:14:37.86 | 1.0 | undecidable | manual | P | 133 | 158.2194 | 54 | -0.65 | 18 |
MN.TIP.HHN. | 2021-04-18T15:14:36.74 | 0.3 | undecidable | manual | P | 100 | 144.6441 | 54 | -0.08 | 66 |
IV.SERS.HNN. | 2021-04-18T15:14:36.35 | 0.3 | undecidable | manual | P | 107 | 142.9458 | 54 | -0.25 | 64 |
IV.GRIS.HNN. | 2021-04-18T15:14:35.65 | 0.3 | undecidable | manual | S | 61 | 72.7716 | 105 | -0.4 | 71 |
IV.IST3.HHZ. | 2021-04-18T15:14:35.28 | 0.6 | undecidable | manual | S | 171 | 70.6737 | 105 | -0.21 | 50 |
IV.CET2.HHZ. | 2021-04-18T15:14:35.73 | 0.3 | undecidable | manual | S | 81 | 73.6707 | 104 | -0.55 | 70 |
IV.CELI.HHE. | 2021-04-18T15:14:34.22 | 0.3 | undecidable | manual | P | 91 | 120.3906 | 98 | 0.44 | 64 |
IX.SRN3.HNE. | 2021-04-18T15:14:33.49 | 0.3 | undecidable | manual | P | 14 | 121.0899 | 98 | -0.4 | 64 |
IV.SCHR.EHN. | 2021-04-18T15:14:33.94 | 0.6 | undecidable | manual | P | 44 | 118.992 | 98 | 0.38 | 44 |
IV.SLCN.HNZ. | 2021-04-18T15:14:33.63 | 0.3 | undecidable | manual | P | 23 | 115.7952 | 99 | 0.56 | 63 |
IV.TDS.HHZ. | 2021-04-18T15:14:32.15 | 0.6 | undecidable | manual | P | 76 | 108.6135 | 99 | 0.17 | 46 |
IV.MCEL.HHN. | 2021-04-18T15:14:32.92 | 0.3 | undecidable | manual | P | 31 | 115.7952 | 99 | -0.16 | 68 |
IV.SPS2.HHZ. | 2021-04-18T15:14:32.23 | 0.6 | undecidable | manual | P | 98 | 107.0151 | 99 | 0.5 | 43 |
IV.GIZZ.HHN. | 2021-04-18T15:14:32.28 | 0.6 | undecidable | manual | P | 117 | 107.115 | 99 | 0.53 | 42 |
IV.SIRI.HHZ. | 2021-04-18T15:14:31.96 | 0.3 | undecidable | manual | P | 38 | 105.9162 | 100 | 0.39 | 67 |
IV.JOPP.HNN. | 2021-04-18T15:14:31.32 | 0.3 | undecidable | manual | P | 143 | 113.2977 | 99 | -1.38 | 43 |
IV.CMPR.HHZ. | 2021-04-18T15:14:30.16 | 0.3 | undecidable | manual | P | 10 | 100.122 | 100 | -0.53 | 64 |
MN.CUC.HHZ. | 2021-04-18T15:14:29.13 | 0.3 | undecidable | manual | P | 44 | 87.246 | 102 | 0.38 | 70 |
IV.MMN.HHZ. | 2021-04-18T15:14:29.97 | 0.3 | undecidable | manual | P | 56 | 91.4418 | 101 | 0.59 | 65 |
IV.MGR.HHZ. | 2021-04-18T15:14:28.44 | 0.3 | undecidable | manual | P | 26 | 87.5457 | 102 | -0.34 | 69 |
IV.IST3.HHZ. | 2021-04-18T15:14:26.39 | 0.3 | undecidable | manual | P | 171 | 70.6737 | 105 | 0.14 | 76 |
IV.CET2.HHZ. | 2021-04-18T15:14:26.55 | 0.1 | negative | manual | P | 81 | 73.6707 | 104 | -0.15 | 100 |
IV.ISTR.HHZ. | 2021-04-18T15:14:26.69 | 0.3 | undecidable | manual | P | 174 | 71.5728 | 105 | 0.3 | 73 |
IV.GRIS.HNN. | 2021-04-18T15:14:26.41 | 0.3 | undecidable | manual | P | 61 | 72.7716 | 105 | -0.16 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.IST3.HHE. | ML:2.6 | 0.0006885 | 0.9 | AML | other | m | 2021-04-18T15:14:36.38 |
IV.IST3.HHN. | ML:2.8 | 0.0008765000000000001 | 0.28 | AML | other | m | 2021-04-18T15:14:36.92 |
IV.CET2.HHE. | ML:2.1 | 0.0001805 | 0.42 | AML | other | m | 2021-04-18T15:14:37.73 |
IV.CET2.HHN. | ML:2.5 | 0.00041000000000000005 | 0.72 | AML | other | m | 2021-04-18T15:14:38.13 |
MN.CUC.HHE. | ML:2.0 | 0.00011549999999999999 | 0.4 | AML | other | m | 2021-04-18T15:14:41.20 |
IV.MGR.HHN. | ML:1.7 | 0.00006225 | 0.38 | AML | other | m | 2021-04-18T15:14:43.36 |
IV.CMPR.HHE. | ML:1.8 | 0.00006195 | 0.38 | AML | other | m | 2021-04-18T15:14:44.58 |
IV.MGR.HHE. | ML:1.8 | 0.00006295000000000001 | 0.5 | AML | other | m | 2021-04-18T15:14:44.67 |
MN.CUC.HHN. | ML:1.8 | 0.00006455 | 0.56 | AML | other | m | 2021-04-18T15:14:45.35 |
IV.SPS2.HHN. | ML:1.8 | 0.0000525 | 0.24 | AML | other | m | 2021-04-18T15:14:47.59 |
IV.CMPR.HHN. | ML:1.6 | 0.0000382 | 0.42 | AML | other | m | 2021-04-18T15:14:47.85 |
IV.SIRI.HHN. | ML:1.9 | 0.00007115 | 0.96 | AML | other | m | 2021-04-18T15:14:48.64 |
IV.SPS2.HHE. | ML:1.6 | 0.0000343 | 0.74 | AML | other | m | 2021-04-18T15:14:49.32 |
IV.SIRI.HHE. | ML:2.0 | 0.00009445 | 0.4 | AML | other | m | 2021-04-18T15:14:49.46 |