A magnitude ML 1.9 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.8250, 15.5320 at 183 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 | 2021-09-01 18:08:23 |
38.8252 | 15.5323 | 183 | 2022-03-30 13:04:41 |
Bollettino Sismico Italiano INGV | 102055401 |
Reviewed Rev100 |
ML 1.9 | 2021-09-01 18:08:22 |
38.8683 | 15.4862 | 183 | 2021-09-01 18:18:48 |
Sala Sismica INGV-Roma | 94928091 |
Field | Value |
---|---|
Time (UTC) | 2021-09-01 18:08:23 ± 0.28 |
Latitude | 38.8252 ± 0.0171 |
Longitude | 15.5323 ± 0.0312 |
Depth (km) | 183 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 102055401 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2773 |
Semi-minor axis of confidence ellipse (meter) | 846 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 117 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2770.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 145 |
Number of associated phases, regardless of their use for origin computation | 33 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.51266 |
Number of stations at which the event was observed | 23 |
Number of stations from which data was used for origin computation | 18 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 102055401 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-03-17 02:58:27 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 94928091 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-01 18:18:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CAFI.HHZ. | 2021-09-01T18:09:37.41 | 3.0 | undecidable | manual | Pn | -4.62 | 0 | |||
IV.PP3.EHZ. | 2021-09-01T18:09:36.44 | 3.0 | positive | manual | Pn | 0.72 | 0 | |||
IV.AMUR.HHZ. | 2021-09-01T18:09:33.30 | 3.0 | undecidable | manual | Sn | -0.17 | 0 | |||
IV.CELI.HHZ. | 2021-09-01T18:09:13.00 | 0.6 | undecidable | manual | S | 52 | 105.7164 | 148 | 1.31 | 31 |
IV.SERS.HHZ. | 2021-09-01T18:09:11.42 | 0.3 | undecidable | manual | S | 76 | 102.5196 | 149 | 0.09 | 74 |
IV.SELL.HHZ. | 2021-09-01T18:09:11.35 | 0.6 | undecidable | manual | S | 79 | 96.2259 | 151 | 0.69 | 42 |
IV.GRIS.HNE. | 2021-09-01T18:09:11.81 | 0.6 | undecidable | manual | S | 15 | 105.2169 | 148 | 0.17 | 48 |
IV.CET2.HHZ. | 2021-09-01T18:09:09.45 | 0.3 | undecidable | manual | S | 25 | 86.0472 | 153 | -0.19 | 75 |
IV.PLAC.HHZ. | 2021-09-01T18:09:09.61 | 0.3 | undecidable | manual | S | 118 | 88.8444 | 153 | -0.3 | 73 |
IV.CAR1.HHZ. | 2021-09-01T18:09:08.16 | 0.6 | undecidable | manual | S | 51 | 75.369 | 156 | -0.5 | 48 |
IV.MILZ.HHE. | 2021-09-01T18:09:08.64 | 0.6 | undecidable | manual | S | 203 | 66.7776 | 159 | 0.69 | 45 |
IV.MSRU.HHE. | 2021-09-01T18:09:07.54 | 0.3 | undecidable | manual | S | 182 | 62.2932 | 160 | -0.08 | 80 |
IX.SNR3.EHZ.02 | 2021-09-01T18:09:05.09 | 3.0 | undecidable | manual | Pg | 5.13 | 0 | |||
IV.JOPP.HHZ. | 2021-09-01T18:09:05.75 | 0.6 | undecidable | manual | S | 128 | 39.0276 | 167 | -0.46 | 51 |
IX.PGN3.HHZ.02 | 2021-09-01T18:09:04.54 | 3.0 | negative | manual | Pg | 6.36 | 0 | |||
IV.MCEL.HHN. | 2021-09-01T18:08:56.06 | 0.3 | undecidable | manual | P | 8 | 167.9097 | 135 | 0.11 | 61 |
IV.SIRI.HNE. | 2021-09-01T18:08:54.49 | 0.3 | undecidable | manual | P | 11 | 153.2355 | 138 | -0.2 | 65 |
IV.PIPA.HHZ. | 2021-09-01T18:08:52.85 | 0.3 | undecidable | manual | P | 56 | 132.4674 | 142 | -0.17 | 68 |
IV.TDS.HHZ. | 2021-09-01T18:08:52.51 | 0.3 | undecidable | manual | P | 37 | 115.5954 | 146 | 0.72 | 60 |
IV.MSFR.HHZ. | 2021-09-01T18:08:52.27 | 0.3 | undecidable | manual | P | 223 | 119.991 | 145 | 0.17 | 70 |
IV.LADO.EHE. | 2021-09-01T18:08:52.67 | 0.3 | undecidable | manual | P | 67 | 134.6652 | 142 | -0.52 | 63 |
IV.CELI.HHZ. | 2021-09-01T18:08:51.64 | 0.1 | undecidable | manual | P | 52 | 105.7164 | 148 | 0.52 | 89 |
IV.SELL.HHZ. | 2021-09-01T18:08:50.66 | 0.3 | undecidable | manual | P | 79 | 96.2259 | 151 | 0.14 | 74 |
IV.GRIS.HNE. | 2021-09-01T18:08:50.79 | 0.3 | undecidable | manual | P | 15 | 105.2169 | 148 | -0.3 | 70 |
IV.PLAC.HHZ. | 2021-09-01T18:08:50.04 | 0.3 | undecidable | manual | P | 118 | 88.8444 | 153 | -0.06 | 76 |
IV.SERS.HHZ. | 2021-09-01T18:08:50.87 | 0.1 | undecidable | manual | P | 76 | 102.5196 | 149 | -0.05 | 99 |
IV.NOV.HHZ. | 2021-09-01T18:08:50.95 | 0.6 | undecidable | manual | P | 201 | 94.9383 | 151 | 0.5 | 46 |
IV.MTTG.HHZ. | 2021-09-01T18:08:50.89 | 0.3 | undecidable | manual | P | 171 | 92.3409 | 152 | 0.6 | 67 |
IV.CAR1.HHZ. | 2021-09-01T18:08:49.04 | 0.6 | undecidable | manual | P | 51 | 75.369 | 156 | -0.33 | 49 |
IV.CET2.HHZ. | 2021-09-01T18:08:49.68 | 0.3 | undecidable | manual | P | 25 | 86.0472 | 153 | -0.26 | 74 |
IV.MSRU.HHE. | 2021-09-01T18:08:48.40 | 0.1 | undecidable | manual | P | 182 | 62.2932 | 160 | -0.37 | 100 |
IV.MILZ.HHE. | 2021-09-01T18:08:48.85 | 0.3 | undecidable | manual | P | 203 | 66.7776 | 159 | -0.11 | 79 |
IV.JOPP.HHZ. | 2021-09-01T18:08:47.42 | 0.3 | undecidable | manual | P | 128 | 39.0276 | 167 | -0.54 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CET2.HHN. | ML:2.6 | 0.00010580000000000001 | 1.62 | AML | other | m | 2021-09-01T18:09:10.10 |
IV.CET2.HHE. | ML:2.4 | 0.00007615 | 0.9 | AML | other | m | 2021-09-01T18:09:10.92 |
IV.SELL.HHN. | ML:1.6 | 0.00001116 | 1.2 | AML | other | m | 2021-09-01T18:09:11.65 |
IV.SERS.HHE. | ML:1.9 | 0.000022 | 1.7 | AML | other | m | 2021-09-01T18:09:12.11 |
IV.SELL.HHE. | ML:1.7 | 0.00001365 | 0.4 | AML | other | m | 2021-09-01T18:09:13.48 |
IV.SERS.HHN. | ML:2.0 | 0.0000294 | 0.3 | AML | other | m | 2021-09-01T18:09:13.55 |
IV.CELI.HHN. | ML:1.9 | 0.00001765 | 0.78 | AML | other | m | 2021-09-01T18:09:13.36 |
IV.CELI.HHE. | ML:1.9 | 0.00002065 | 0.56 | AML | other | m | 2021-09-01T18:09:15.89 |