A magnitude ML 1.7 earthquake occured in region: Costa Toscana livornese (Livorno), on
and geographic coordinates (lat, lon) 43.4630, 10.2250 at 14 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Livorno | LI | 12 | 159219 | 159219 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2021-11-21 11:12:23 |
43.4628 | 10.2248 | 14 | 2022-03-30 13:04:28 |
Bollettino Sismico Italiano INGV | 99627541 |
Reviewed Rev100 |
ML 1.8 | 2021-11-21 11:12:24 |
43.4748 | 10.2657 | 17 | 2021-11-21 11:18:38 |
Sala Sismica INGV-Roma | 97653041 |
Field | Value |
---|---|
Time (UTC) | 2021-11-21 11:12:23 ± 0.09 |
Latitude | 43.4628 ± 0.0036 |
Longitude | 10.2248 ± 0.0074 |
Depth (km) | 14 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 99627541 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 650 |
Semi-minor axis of confidence ellipse (meter) | 104 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 68 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 650.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 104 |
Number of associated phases, regardless of their use for origin computation | 47 |
Number of defining phases | 30 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.27973 |
Number of stations at which the event was observed | 36 |
Number of stations from which data was used for origin computation | 19 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 99627541 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-02-08 16:57:37 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 97653041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-21 11:18:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VAGA.HHZ. | 2021-11-21T11:14:21.94 | 3.0 | undecidable | manual | Sg | 16.540001 | 0 | |||
IV.EFIU.HHZ. | 2021-11-21T11:14:08.59 | 3.0 | negative | manual | P | 3.8 | 0 | |||
MN.BNI.HHZ. | 2021-11-21T11:14:05.26 | 3.0 | undecidable | manual | Sg | 14.92 | 0 | |||
IV.RNI2.HHZ. | 2021-11-21T11:14:02.81 | 3.0 | undecidable | manual | Sn | 2.61 | 0 | |||
RF.GEPF.HHZ. | 2021-11-21T11:14:00.10 | 3.0 | undecidable | manual | Sn | -2.23 | 0 | |||
CR.STON.BHZ. | 2021-11-21T11:13:52.04 | 3.0 | undecidable | manual | P | 5.79 | 0 | |||
IV.MNTT.EHZ. | 2021-11-21T11:13:36.20 | 3.0 | undecidable | manual | Sn | -2.02 | 0 | |||
IV.PE3.EHZ. | 2021-11-21T11:13:20.06 | 3.0 | undecidable | manual | Sg | 2.14 | 0 | |||
IV.PIEI.HHZ. | 2021-11-21T11:13:18.44 | 3.0 | undecidable | manual | Sn | 0.12 | 0 | |||
IV.POFI.HHZ. | 2021-11-21T11:13:18.33 | 3.0 | undecidable | manual | P | 4.85 | 0 | |||
IV.IMOL.HNZ. | 2021-11-21T11:13:12.68 | 3.0 | undecidable | manual | S | 1 | 0 | |||
IV.SACS.HHZ. | 2021-11-21T11:13:11.31 | 3.0 | undecidable | manual | S | 0.36 | 0 | |||
IV.BAG8.EHZ. | 2021-11-21T11:13:06.96 | 3.0 | undecidable | manual | P | 3.77 | 0 | |||
IV.MOMA.HHZ. | 2021-11-21T11:12:58.10 | 3.0 | positive | manual | P | 2.18 | 0 | |||
IV.FOSV.EHZ. | 2021-11-21T11:12:58.08 | 3.0 | positive | manual | P | 1.94 | 0 | |||
IV.FDMO.HHZ. | 2021-11-21T11:12:58.02 | 3.0 | negative | manual | P | -1.95 | 0 | |||
IV.NARO.HHZ. | 2021-11-21T11:12:55.87 | 3.0 | undecidable | manual | P | 1.64 | 0 | |||
IV.RIBO.EHE.01 | 2021-11-21T11:12:50.00 | 0.6 | undecidable | manual | S | 130 | 87.5457 | 92 | 0.27 | 44 |
IV.MPPT.EHN. | 2021-11-21T11:12:50.02 | 1.0 | undecidable | manual | S | 51 | 88.4448 | 92 | 0.04 | 23 |
IV.CASP.HHZ. | 2021-11-21T11:12:50.54 | 0.3 | undecidable | manual | S | 145 | 90.8424 | 92 | -0.07 | 69 |
GU.EQUI.HHZ. | 2021-11-21T11:12:47.00 | 0.6 | undecidable | manual | S | 356 | 78.1662 | 93 | -0.24 | 45 |
RD.PGF.BHZ. | 2021-11-21T11:12:46.48 | 1.0 | undecidable | manual | P | 225 | 142.0467 | 91 | -0.73 | 17 |
GU.POPM.HHZ. | 2021-11-21T11:12:46.75 | 0.6 | undecidable | manual | S | 33 | 77.367 | 93 | -0.27 | 46 |
IV.BDI.HNZ. | 2021-11-21T11:12:45.97 | 1.0 | undecidable | manual | S | 24 | 72.8715 | 93 | 0.15 | 23 |
IV.PLMA.HHZ. | 2021-11-21T11:12:45.20 | 0.6 | undecidable | manual | S | 336 | 71.5728 | 93 | -0.28 | 45 |
GU.CARD.HHZ. | 2021-11-21T11:12:44.27 | 0.6 | undecidable | manual | S | 18 | 65.7897 | 94 | 0.34 | 45 |
IV.CRMI.HNN. | 2021-11-21T11:12:44.98 | 1.0 | undecidable | manual | S | 58 | 70.9734 | 93 | -0.33 | 23 |
IV.MSSA.HHZ. | 2021-11-21T11:12:42.68 | 0.6 | undecidable | manual | P | 329 | 110.3118 | 92 | 0.37 | 42 |
IV.RIBO.EHE.01 | 2021-11-21T11:12:39.31 | 0.3 | undecidable | manual | P | 130 | 87.5457 | 92 | 0.5 | 63 |
IV.MPPT.EHN. | 2021-11-21T11:12:39.40 | 0.6 | undecidable | manual | P | 51 | 88.4448 | 92 | 0.45 | 42 |
IV.CASP.HHZ. | 2021-11-21T11:12:39.46 | 0.3 | undecidable | manual | P | 145 | 90.8424 | 92 | 0.15 | 68 |
IV.OSSC.HHE. | 2021-11-21T11:12:38.16 | 0.6 | undecidable | manual | P | 85 | 82.4508 | 93 | 0.14 | 46 |
IV.CSNT.HHZ. | 2021-11-21T11:12:38.77 | 0.6 | undecidable | manual | P | 89 | 85.7475 | 93 | 0.23 | 45 |
GU.EQUI.HHZ. | 2021-11-21T11:12:37.45 | 0.3 | undecidable | manual | P | 356 | 78.1662 | 93 | 0.08 | 70 |
GU.POPM.HHZ. | 2021-11-21T11:12:37.52 | 0.1 | positive | manual | P | 33 | 77.367 | 93 | 0.28 | 90 |
IV.CELB.HHZ. | 2021-11-21T11:12:37.62 | 0.3 | undecidable | manual | P | 181 | 79.4649 | 93 | 0.05 | 71 |
IV.FROS.CHE. | 2021-11-21T11:12:37.86 | 0.6 | undecidable | manual | P | 110 | 80.2641 | 93 | 0.18 | 46 |
GU.SARM.EHN. | 2021-11-21T11:12:37.89 | 0.3 | undecidable | manual | P | 10 | 81.252 | 93 | 0.05 | 70 |
IV.BDI.HNZ. | 2021-11-21T11:12:37.00 | 0.6 | undecidable | manual | P | 24 | 72.8715 | 93 | 0.45 | 44 |
IV.CRMI.HNN. | 2021-11-21T11:12:36.77 | 0.3 | undecidable | manual | P | 58 | 70.9734 | 93 | 0.51 | 64 |
IV.MAGO.CHZ. | 2021-11-21T11:12:36.65 | 0.6 | undecidable | manual | S | 121 | 40.7259 | 97 | -0.63 | 44 |
IV.PLMA.HHZ. | 2021-11-21T11:12:36.10 | 0.1 | undecidable | manual | P | 336 | 71.5728 | 93 | -0.25 | 91 |
GU.CARD.HHZ. | 2021-11-21T11:12:35.37 | 0.3 | undecidable | manual | P | 18 | 65.7897 | 94 | -0.09 | 72 |
IV.PII.HHZ. | 2021-11-21T11:12:35.62 | 0.6 | undecidable | manual | S | 40 | 37.5291 | 98 | -0.79 | 42 |
IV.TRIF.CHZ. | 2021-11-21T11:12:35.38 | 0.3 | undecidable | manual | P | 125 | 66.9774 | 93 | -0.27 | 69 |
IV.MAGO.CHZ. | 2021-11-21T11:12:31.19 | 0.3 | undecidable | manual | P | 121 | 40.7259 | 97 | -0.43 | 70 |
IV.PII.HHZ. | 2021-11-21T11:12:30.96 | 0.1 | undecidable | manual | P | 40 | 37.5291 | 98 | -0.16 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.PII.HHN. | ML:1.9 | 0.000276343 | 0.2176 | AML | other | m | 2021-11-21T11:12:36.04 |
IV.PII.HHE. | ML:2.1 | 0.00040776425 | 0.9792 | AML | other | m | 2021-11-21T11:12:36.22 |
IV.MAGO.CHN. | ML:1.6 | 0.000124337 | 0.6912 | AML | other | m | 2021-11-21T11:12:36.82 |
IV.MAGO.CHE. | ML:1.8 | 0.0001975 | 0.52 | AML | other | m | 2021-11-21T11:12:37.61 |
IV.TRIF.CHE. | ML:1.6 | 0.00006266462 | 1.392 | AML | other | m | 2021-11-21T11:12:44.03 |
IV.PLMA.HHN. | ML:1.6 | 0.000061668405 | 1.6192 | AML | other | m | 2021-11-21T11:12:45.90 |
IV.PLMA.HHE. | ML:1.5 | 0.00005601035999999999 | 0.1984 | AML | other | m | 2021-11-21T11:12:45.86 |
IV.TRIF.CHN. | ML:1.7 | 0.00007755057 | 4.2112 | AML | other | m | 2021-11-21T11:12:46.09 |
GU.EQUI.HHE. | ML:1.2 | 0.000025459385 | 2.4768 | AML | other | m | 2021-11-21T11:12:46.00 |
GU.POPM.HHE. | ML:1.8 | 0.00007925506999999999 | 0.224 | AML | other | m | 2021-11-21T11:12:48.15 |
GU.POPM.HHN. | ML:1.7 | 0.00006817692 | 0.1984 | AML | other | m | 2021-11-21T11:12:48.32 |
IV.CASP.HHE. | ML:1.8 | 0.00007185 | 0.54 | AML | other | m | 2021-11-21T11:12:51.64 |
IV.CASP.HHN. | ML:1.8 | 0.00007645 | 0.74 | AML | other | m | 2021-11-21T11:12:51.85 |