A magnitude ML 1.9 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.9180, 15.2990 at 18 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 1.9 | 2021-08-20 01:39:40 |
38.9182 | 15.2992 | 18 | 2021-12-29 11:12:33 |
Bollettino Sismico Italiano INGV | 96053751 |
Reviewed Rev100 |
ML 1.9 | 2021-08-20 01:39:41 |
38.9068 | 15.3213 | 15 | 2021-08-20 01:52:38 |
Sala Sismica INGV-Roma | 94394131 |
Field | Value |
---|---|
Time (UTC) | 2021-08-20 01:39:40 ± 0.1 |
Latitude | 38.9182 ± 0.0063 |
Longitude | 15.2992 ± 0.0081 |
Depth (km) | 18 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 96053751 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 726 |
Semi-minor axis of confidence ellipse (meter) | 257 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 310 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 730.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 126 |
Number of associated phases, regardless of their use for origin computation | 50 |
Number of defining phases | 45 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.38 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.33729 |
Number of stations at which the event was observed | 38 |
Number of stations from which data was used for origin computation | 33 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 96053751 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-12-04 17:08:44 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 94394131 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-20 01:52:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATFO.HHZ. | 2021-08-20T01:41:12.34 | 3.0 | positive | manual | Pg | 16.200001 | 0 | |||
IV.CROCE.HHZ. | 2021-08-20T01:40:46.36 | 3.0 | undecidable | manual | Sg | -1.37 | 0 | |||
IV.GAVE.EHZ. | 2021-08-20T01:40:45.11 | 3.0 | undecidable | manual | Pn | -1.31 | 0 | |||
IV.RCAV.EHZ. | 2021-08-20T01:40:38.73 | 3.0 | undecidable | manual | Pn | 2.55 | 0 | |||
IV.TDS.HHZ. | 2021-08-20T01:40:17.25 | 0.6 | undecidable | manual | S | 47 | 121.3896 | 93 | 1.68 | 21 |
IV.CMDO.HHZ. | 2021-08-20T01:40:16.61 | 3.0 | negative | manual | Pg | 1.99 | 0 | |||
IV.MTTG.HHE. | 2021-08-20T01:40:11.38 | 0.6 | undecidable | manual | S | 161 | 107.3148 | 94 | -0.45 | 39 |
IV.GRIS.HNE. | 2021-08-20T01:40:10.25 | 0.6 | undecidable | manual | S | 27 | 102.9192 | 94 | -0.4 | 39 |
IV.MCPD.HHE. | 2021-08-20T01:40:10.13 | 0.6 | undecidable | manual | S | 209 | 101.3208 | 94 | -0.12 | 42 |
IV.CET2.HHZ. | 2021-08-20T01:40:06.82 | 0.6 | undecidable | manual | S | 40 | 88.1451 | 95 | 0.1 | 43 |
IV.SIRI.HNE. | 2021-08-20T01:40:04.39 | 0.3 | undecidable | manual | P | 19 | 148.4403 | 93 | -0.6 | 50 |
IV.GIZZ.HHZ. | 2021-08-20T01:40:04.11 | 0.6 | undecidable | manual | S | 85 | 78.6657 | 96 | -0.11 | 44 |
IV.PIPA.HHZ. | 2021-08-20T01:40:04.98 | 0.3 | undecidable | manual | P | 64 | 144.744 | 93 | 0.56 | 52 |
IV.IFIL.HHN. | 2021-08-20T01:40:03.65 | 0.6 | undecidable | manual | S | 238 | 73.8705 | 96 | 0.7 | 37 |
IV.MSRU.HHZ. | 2021-08-20T01:40:02.70 | 0.6 | undecidable | manual | S | 166 | 74.7696 | 96 | -0.49 | 41 |
IV.MGR.HHZ. | 2021-08-20T01:40:01.83 | 0.3 | undecidable | manual | P | 9 | 137.0628 | 93 | -1.4 | 35 |
IV.TDS.HHZ. | 2021-08-20T01:40:01.94 | 0.3 | undecidable | manual | P | 47 | 121.3896 | 93 | 1.12 | 43 |
IV.IVUG.HHZ. | 2021-08-20T01:40:01.61 | 0.6 | undecidable | manual | S | 205 | 63.9915 | 97 | 1.3 | 29 |
MN.TIP.HHN. | 2021-08-20T01:40:01.63 | 0.3 | undecidable | manual | P | 77 | 128.9709 | 93 | -0.37 | 56 |
MN.CUC.HHE. | 2021-08-20T01:40:00.87 | 0.3 | undecidable | manual | P | 20 | 127.2726 | 93 | -0.86 | 47 |
IV.CELI.HHZ. | 2021-08-20T01:40:00.11 | 0.3 | undecidable | manual | P | 62 | 117.0939 | 94 | -0.06 | 61 |
IV.SERS.HHZ. | 2021-08-20T01:40:00.40 | 0.3 | undecidable | manual | P | 83 | 120.4905 | 94 | -0.3 | 58 |
IV.JOPP.HHZ. | 2021-08-20T01:39:59.76 | 0.3 | undecidable | manual | S | 124 | 61.3941 | 98 | 0.13 | 67 |
IV.PLAC.HHE. | 2021-08-20T01:39:59.10 | 0.3 | undecidable | manual | P | 117 | 111.4995 | 94 | -0.21 | 60 |
IV.ECTS.HHZ. | 2021-08-20T01:39:59.29 | 0.3 | undecidable | manual | P | 188 | 115.995 | 94 | -0.7 | 52 |
IV.MSFR.HHZ. | 2021-08-20T01:39:59.82 | 0.3 | undecidable | manual | P | 212 | 115.6953 | 94 | -0.14 | 61 |
IV.SELL.HHZ. | 2021-08-20T01:39:59.63 | 0.3 | undecidable | manual | P | 86 | 114.8961 | 94 | -0.19 | 60 |
IV.MTTG.HHE. | 2021-08-20T01:39:58.80 | 0.6 | undecidable | manual | P | 161 | 107.3148 | 94 | 0.14 | 41 |
IV.MUCR.HHE. | 2021-08-20T01:39:58.04 | 0.3 | undecidable | manual | P | 201 | 103.8183 | 94 | -0.09 | 63 |
IV.GRIS.HNE. | 2021-08-20T01:39:58.05 | 0.3 | undecidable | manual | P | 27 | 102.9192 | 94 | 0.07 | 64 |
IV.MCPD.HHE. | 2021-08-20T01:39:57.75 | 0.3 | undecidable | manual | P | 209 | 101.3208 | 94 | 0 | 64 |
IV.AIO.HHE. | 2021-08-20T01:39:57.88 | 0.3 | undecidable | manual | P | 183 | 105.2169 | 94 | -0.46 | 58 |
IV.GRI.EHN. | 2021-08-20T01:39:57.16 | 0.3 | undecidable | manual | P | 96 | 97.4247 | 94 | 0.02 | 65 |
IV.SPS2.HHZ. | 2021-08-20T01:39:57.42 | 0.3 | undecidable | manual | P | 65 | 98.6235 | 94 | 0.1 | 64 |
IV.IACL.HHE. | 2021-08-20T01:39:56.60 | 0.3 | undecidable | manual | P | 243 | 92.241 | 95 | 0.26 | 62 |
IV.FERC.HNN. | 2021-08-20T01:39:56.96 | 0.3 | undecidable | manual | P | 125 | 88.4448 | 95 | 1.2 | 44 |
IV.CET2.HHZ. | 2021-08-20T01:39:56.30 | 0.3 | undecidable | manual | P | 40 | 88.1451 | 95 | 0.59 | 58 |
IV.NOV.HHZ. | 2021-08-20T01:39:56.90 | 0.3 | undecidable | manual | P | 188 | 99.7224 | 94 | -0.6 | 56 |
IV.CAR1.HHZ. | 2021-08-20T01:39:55.55 | 0.3 | undecidable | manual | P | 64 | 86.9463 | 95 | 0.02 | 66 |
IV.MPNC.HHZ. | 2021-08-20T01:39:55.02 | 0.3 | undecidable | manual | P | 177 | 85.7475 | 95 | -0.33 | 62 |
IV.GIZZ.HHZ. | 2021-08-20T01:39:54.35 | 0.3 | undecidable | manual | P | 85 | 78.6657 | 96 | 0.08 | 66 |
IV.IVPL.HHZ. | 2021-08-20T01:39:53.04 | 0.3 | undecidable | manual | P | 205 | 66.1893 | 97 | 0.69 | 57 |
IV.IFIL.HHN. | 2021-08-20T01:39:53.64 | 0.3 | undecidable | manual | P | 238 | 73.8705 | 96 | 0.1 | 66 |
IV.MSRU.HHZ. | 2021-08-20T01:39:53.69 | 0.3 | undecidable | manual | P | 166 | 74.7696 | 96 | 0.02 | 67 |
IV.IVUG.HHZ. | 2021-08-20T01:39:52.72 | 0.3 | undecidable | manual | P | 205 | 63.9915 | 97 | 0.71 | 57 |
IV.JOPP.HHZ. | 2021-08-20T01:39:51.90 | 0.1 | undecidable | manual | P | 124 | 61.3941 | 98 | 0.28 | 87 |
IV.ISTR.HHZ. | 2021-08-20T01:39:47.84 | 0.3 | undecidable | manual | S | 212 | 17.2716 | 127 | -0.61 | 67 |
IV.IST3.HNZ. | 2021-08-20T01:39:47.62 | 0.6 | undecidable | manual | S | 204 | 14.4744 | 133 | -0.25 | 49 |
IV.ISTR.HHZ. | 2021-08-20T01:39:45.14 | 0.3 | undecidable | manual | P | 212 | 17.2716 | 127 | -0.02 | 75 |
IV.IST3.HNZ. | 2021-08-20T01:39:44.82 | 0.1 | negative | manual | P | 204 | 14.4744 | 133 | -0.01 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.IST3.HHE. | ML:2.6 | 0.00312 | 0.14 | AML | other | m | 2021-08-20T01:39:47.89 |
IV.IST3.HNE. | ML:2.6 | 0.0025650000000000004 | 0.14 | AML | other | m | 2021-08-20T01:39:47.97 |
IV.IST3.HNN. | ML:2.6 | 0.002685 | 0.14 | AML | other | m | 2021-08-20T01:39:49.84 |
IV.IST3.HHN. | ML:2.7 | 0.003605 | 0.16 | AML | other | m | 2021-08-20T01:39:49.84 |
IV.JOPP.HNE. | ML:1.8 | 0.00012585000000000002 | 1.04 | AML | other | m | 2021-08-20T01:40:00.06 |
IV.JOPP.HHN. | ML:1.8 | 0.00011649999999999999 | 0.94 | AML | other | m | 2021-08-20T01:40:00.65 |
IV.JOPP.HNN. | ML:1.8 | 0.00011305000000000001 | 0.96 | AML | other | m | 2021-08-20T01:40:00.18 |
IV.JOPP.HHE. | ML:1.4 | 0.00005 | 0.16 | AML | other | m | 2021-08-20T01:40:02.03 |
IV.MSRU.HHN. | ML:2.1 | 0.0001725 | 0.16 | AML | other | m | 2021-08-20T01:40:04.81 |
IV.MSRU.HHE. | ML:2.0 | 0.0001585 | 0.16 | AML | other | m | 2021-08-20T01:40:04.88 |
IV.CET2.HHE. | ML:1.9 | 0.00008649999999999999 | 1.2 | AML | other | m | 2021-08-20T01:40:07.14 |
IV.CAR1.HHN. | ML:1.9 | 0.000089 | 1.34 | AML | other | m | 2021-08-20T01:40:08.04 |
IV.MPNC.HHE. | ML:2.0 | 0.000134 | 0.46 | AML | other | m | 2021-08-20T01:40:09.32 |
IV.CET2.HHN. | ML:2.1 | 0.0001485 | 0.9 | AML | other | m | 2021-08-20T01:40:09.80 |
IV.CAR1.HHE. | ML:1.7 | 0.00006165 | 0.36 | AML | other | m | 2021-08-20T01:40:10.09 |
IV.MPNC.HHN. | ML:2.0 | 0.00011485000000000001 | 0.32 | AML | other | m | 2021-08-20T01:40:11.55 |
IV.SPS2.HHN. | ML:1.6 | 0.00003535 | 0.26 | AML | other | m | 2021-08-20T01:40:13.47 |
IV.SPS2.HHE. | ML:1.4 | 0.00002525 | 1.06 | AML | other | m | 2021-08-20T01:40:13.98 |
IV.SERS.HHE. | ML:1.4 | 0.0000176 | 0.68 | AML | other | m | 2021-08-20T01:40:18.71 |
IV.SERS.HHN. | ML:1.3 | 0.00001735 | 1.4 | AML | other | m | 2021-08-20T01:40:20.91 |