A magnitude ML 1.7 earthquake occured in region: 9 km S Viareggio (LU), on
and geographic coordinates (lat, lon) 43.7920, 10.2740 at 8 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 |
---|---|---|---|---|
Viareggio | LU | 9 | 62467 | 62467 |
Vecchiano | PI | 9 | 12189 | 74656 |
Massarosa | LU | 10 | 22471 | 97127 |
Pisa | PI | 13 | 89158 | 186285 |
San Giuliano Terme | PI | 14 | 31399 | 217684 |
Camaiore | LU | 17 | 32513 | 250197 |
Pietrasanta | LU | 19 | 24007 | 274204 |
Lucca | LU | 19 | 89046 | 363250 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2022-02-06 02:38:40 |
43.7918 | 10.2735 | 8 | 2022-07-08 12:33:50 |
Bollettino Sismico Italiano INGV | 103851171 |
Reviewed Rev100 |
ML 1.7 | 2022-02-06 02:38:40 |
43.7852 | 10.2797 | 8 | 2022-02-06 02:48:11 |
Sala Sismica INGV-Roma | 100641271 |
Field | Value |
---|---|
Time (UTC) | 2022-02-06 02:38:40 ± 0.18 |
Latitude | 43.7918 ± 0.0063 |
Longitude | 10.2735 ± 0.0112 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 103851171 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 757 |
Semi-minor axis of confidence ellipse (meter) | 622 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 80 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 760.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 94 |
Number of associated phases, regardless of their use for origin computation | 37 |
Number of defining phases | 33 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.37 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.55133 |
Number of stations at which the event was observed | 26 |
Number of stations from which data was used for origin computation | 22 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 103851171 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-04-27 14:45:40 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 100641271 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-02-06 02:48:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.POFI.HNZ. | 2022-02-06T02:40:20.71 | 3.0 | undecidable | manual | Sg | 7.69 | 0 | |||
MN.TRI.HHZ. | 2022-02-06T02:39:31.34 | 3.0 | negative | manual | Pn | 0.48 | 0 | |||
IV.MNTV.EHZ. | 2022-02-06T02:39:28.74 | 3.0 | undecidable | manual | S | 0.51 | 0 | |||
IV.LAV9.HHZ. | 2022-02-06T02:39:22.70 | 3.0 | undecidable | manual | Pn | -2.19 | 0 | |||
RD.PGF.BHE. | 2022-02-06T02:39:07.91 | 1.0 | undecidable | manual | P | 217 | 172.1943 | 50 | -1.2 | 12 |
IV.OSSC.HHZ. | 2022-02-06T02:39:06.16 | 0.6 | undecidable | manual | S | 111 | 83.5497 | 50 | -0.08 | 44 |
IV.ERBM.EHE. | 2022-02-06T02:39:03.25 | 0.6 | undecidable | manual | S | 9 | 70.4739 | 50 | 0.49 | 42 |
GU.GSCL.HHZ. | 2022-02-06T02:39:02.09 | 0.6 | undecidable | manual | S | 22 | 66.8775 | 50 | 0.3 | 44 |
IV.CASP.HHZ. | 2022-02-06T02:39:00.66 | 0.6 | undecidable | manual | P | 157 | 120.8901 | 50 | -0.54 | 37 |
IV.CELB.HHZ. | 2022-02-06T02:38:59.89 | 0.3 | undecidable | manual | P | 183 | 116.0949 | 50 | -0.56 | 56 |
IV.FROS.CHE. | 2022-02-06T02:38:58.04 | 0.6 | undecidable | manual | P | 132 | 96.0261 | 50 | 0.68 | 37 |
IV.CRMI.HHZ. | 2022-02-06T02:38:58.57 | 0.6 | undecidable | manual | S | 89 | 56.499 | 50 | -0.46 | 43 |
GU.POPM.HHZ. | 2022-02-06T02:38:56.55 | 0.6 | undecidable | manual | S | 54 | 47.7189 | 50 | -0.14 | 47 |
IV.TRIF.CHZ. | 2022-02-06T02:38:56.82 | 0.6 | undecidable | manual | P | 146 | 90.5427 | 50 | 0.29 | 42 |
GU.GRAM.HHZ. | 2022-02-06T02:38:55.35 | 0.1 | undecidable | manual | P | 348 | 79.2651 | 50 | 0.57 | 79 |
GU.SARM.EHE. | 2022-02-06T02:38:55.02 | 0.6 | undecidable | manual | S | 13 | 44.7219 | 50 | -0.85 | 38 |
IV.MSSA.HHZ. | 2022-02-06T02:38:55.54 | 0.1 | undecidable | manual | P | 314 | 83.7495 | 50 | 0.06 | 89 |
IV.FNVD.HHE. | 2022-02-06T02:38:55.44 | 0.3 | undecidable | manual | P | 58 | 79.5648 | 50 | 0.61 | 59 |
IV.OSSC.HHZ. | 2022-02-06T02:38:55.91 | 0.3 | undecidable | manual | P | 111 | 83.5497 | 50 | 0.47 | 61 |
GU.EQUI.HHZ. | 2022-02-06T02:38:54.02 | 0.6 | undecidable | manual | S | 347 | 42.624 | 50 | -1.3 | 31 |
IV.ERBM.EHE. | 2022-02-06T02:38:54.23 | 0.1 | undecidable | manual | P | 9 | 70.4739 | 50 | 0.8 | 74 |
IV.BDI.HHZ. | 2022-02-06T02:38:53.80 | 0.6 | undecidable | manual | S | 40 | 39.5271 | 50 | -0.71 | 40 |
GU.GSCL.HHZ. | 2022-02-06T02:38:53.77 | 0.1 | undecidable | manual | P | 22 | 66.8775 | 50 | 0.9 | 71 |
IV.MPPT.EHZ. | 2022-02-06T02:38:53.19 | 0.3 | undecidable | manual | P | 74 | 67.8765 | 50 | 0.17 | 67 |
IV.MAGO.CHE. | 2022-02-06T02:38:52.63 | 0.3 | undecidable | manual | P | 152 | 65.2902 | 50 | 0 | 70 |
IV.CRMI.HHZ. | 2022-02-06T02:38:51.44 | 0.3 | undecidable | manual | P | 89 | 56.499 | 50 | 0.16 | 69 |
GU.CARD.HHZ. | 2022-02-06T02:38:51.16 | 0.6 | undecidable | manual | S | 33 | 30.8469 | 104 | -0.55 | 44 |
GU.SARM.EHE. | 2022-02-06T02:38:49.37 | 0.3 | undecidable | manual | P | 13 | 44.7219 | 50 | -0.08 | 71 |
GU.POPM.HHZ. | 2022-02-06T02:38:49.84 | 0.1 | undecidable | manual | P | 54 | 47.7189 | 50 | -0.09 | 95 |
IV.PII.HHZ. | 2022-02-06T02:38:48.14 | 0.6 | undecidable | manual | S | 111 | 21.5673 | 109 | -0.47 | 46 |
IV.BDI.HHZ. | 2022-02-06T02:38:48.40 | 0.1 | undecidable | manual | P | 40 | 39.5271 | 50 | -0.26 | 92 |
GU.MAIM.HHZ. | 2022-02-06T02:38:48.64 | 0.6 | undecidable | manual | S | 52 | 22.0668 | 109 | -0.11 | 49 |
GU.EQUI.HHZ. | 2022-02-06T02:38:48.69 | 0.3 | undecidable | manual | P | 347 | 42.624 | 50 | -0.44 | 66 |
IV.PLMA.HHZ. | 2022-02-06T02:38:48.93 | 0.3 | undecidable | manual | P | 311 | 44.1225 | 50 | -0.43 | 66 |
GU.CARD.HHZ. | 2022-02-06T02:38:46.92 | 0.1 | undecidable | manual | P | 33 | 30.8469 | 104 | -0.13 | 97 |
IV.PII.HHZ. | 2022-02-06T02:38:45.22 | 0.1 | positive | manual | P | 111 | 21.5673 | 109 | -0.04 | 100 |
GU.MAIM.HHZ. | 2022-02-06T02:38:45.63 | 0.1 | positive | manual | P | 52 | 22.0668 | 109 | 0.29 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.PII.HHN. | ML:1.5 | 0.0002225 | 0.18 | AML | other | m | 2022-02-06T02:38:48.27 |
IV.PII.HHE. | ML:1.5 | 0.000229 | 0.72 | AML | other | m | 2022-02-06T02:38:48.31 |
GU.MAIM.HHN. | ML:1.6 | 0.000305 | 0.26 | AML | other | m | 2022-02-06T02:38:49.28 |
GU.MAIM.HHE. | ML:1.4 | 0.0001945 | 0.34 | AML | other | m | 2022-02-06T02:38:49.44 |
GU.CARD.HHN. | ML:2.3 | 0.00103 | 1.46 | AML | other | m | 2022-02-06T02:38:52.00 |
GU.CARD.HHE. | ML:2.1 | 0.000675 | 0.08 | AML | other | m | 2022-02-06T02:38:52.06 |
IV.BDI.HHN. | ML:1.8 | 0.000237 | 0.46 | AML | other | m | 2022-02-06T02:38:54.32 |
IV.BDI.HHE. | ML:1.9 | 0.00026900000000000003 | 0.5 | AML | other | m | 2022-02-06T02:38:54.33 |
IV.PLMA.HHE. | ML:1.2 | 0.000045700000000000006 | 1 | AML | other | m | 2022-02-06T02:38:57.97 |
GU.POPM.HHE. | ML:1.6 | 0.000123 | 1.34 | AML | other | m | 2022-02-06T02:38:57.27 |
GU.POPM.HHN. | ML:1.8 | 0.000195 | 0.84 | AML | other | m | 2022-02-06T02:38:58.10 |
IV.PLMA.HHN. | ML:1.2 | 0.000050549999999999995 | 0.7 | AML | other | m | 2022-02-06T02:38:59.40 |
IV.MPPT.EHN. | ML:1.4 | 0.000043249999999999994 | 0.42 | AML | other | m | 2022-02-06T02:39:02.06 |
GU.GSCL.HHN. | ML:1.9 | 0.000132 | 0.84 | AML | other | m | 2022-02-06T02:39:03.52 |
GU.GSCL.HHE. | ML:1.6 | 0.0000804 | 0.9 | AML | other | m | 2022-02-06T02:39:05.87 |
GU.GRAM.HHN. | ML:1.8 | 0.00008995 | 0.14 | AML | other | m | 2022-02-06T02:39:06.59 |
IV.MPPT.EHE. | ML:1.3 | 0.000036049999999999995 | 1.34 | AML | other | m | 2022-02-06T02:39:06.67 |
GU.GRAM.HHE. | ML:1.7 | 0.00006795000000000001 | 1.18 | AML | other | m | 2022-02-06T02:39:08.18 |
IV.MSSA.HHN. | ML:1.9 | 0.00010575 | 0.86 | AML | other | m | 2022-02-06T02:39:08.82 |
IV.MSSA.HHE. | ML:2.1 | 0.0001565 | 0.12 | AML | other | m | 2022-02-06T02:39:10.16 |