A magnitude ML 1.6 earthquake occured in region: Costa Toscana settentrionale (Massa Carrara, Lucca, Pisa), on
and geographic coordinates (lat, lon) 43.8950, 9.9980 at 4 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 |
---|---|---|---|---|
Forte dei Marmi | LU | 16 | 7510 | 7510 |
Ameglia | SP | 19 | 4365 | 11875 |
Massa | MS | 20 | 69479 | 81354 |
Pietrasanta | LU | 20 | 24007 | 105361 |
Montignoso | MS | 20 | 10323 | 115684 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2023-03-26 02:46:02 |
43.8953 | 9.9977 | 4 | 2024-03-01 17:18:04 |
Bollettino Sismico Italiano INGV | 116534311 |
Reviewed Rev100 |
ML 1.7 | 2023-03-26 02:46:03 |
43.9087 | 9.9828 | 8 | 2023-03-26 03:02:03 |
Sala Sismica INGV-Roma | 115738291 |
Field | Value |
---|---|
Time (UTC) | 2023-03-26 02:46:02 ± 0.13 |
Latitude | 43.8953 ± 0.0054 |
Longitude | 9.9977 ± 0.0062 |
Depth (km) | 4 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 116534311 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 499 |
Semi-minor axis of confidence ellipse (meter) | 359 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 219 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 500.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 108 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 31 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.18616 |
Epicentral distance of station farthest from the epicenter (degree) | 1.40474 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 20 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 24 |
Type of magnitude | ML |
Reference to an origin | 116534311 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-12-27 11:37:53 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 115738291 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-03-26 03:02:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.RORO.HHE. | 2023-03-26T02:46:29.62 | 1.0 | undecidable | manual | P | 280 | 155.9217 | 50 | 0.28 | 19 |
GU.CANO.HHE. | 2023-03-26T02:46:26.65 | 0.6 | undecidable | manual | P | 284 | 144.5442 | 50 | -0.94 | 31 |
GU.GSCL.HHZ. | 2023-03-26T02:46:25.38 | 0.3 | undecidable | manual | S | 43 | 68.9754 | 50 | -0.09 | 72 |
IV.FROS.CHE. | 2023-03-26T02:46:24.35 | 1.0 | undecidable | manual | P | 129 | 120.2907 | 50 | 0.5 | 20 |
IV.CELB.HHE. | 2023-03-26T02:46:24.66 | 0.3 | undecidable | manual | P | 172 | 128.5713 | 50 | -0.47 | 59 |
GU.POPM.HHZ. | 2023-03-26T02:46:23.95 | 0.3 | undecidable | manual | S | 74 | 62.8926 | 50 | 0.12 | 72 |
IV.TRIF.CHZ. | 2023-03-26T02:46:22.93 | 0.6 | undecidable | manual | P | 140 | 113.0979 | 50 | 0.18 | 43 |
IV.BDI.HHZ. | 2023-03-26T02:46:20.11 | 0.6 | undecidable | manual | S | 69 | 51.2154 | 50 | -0.61 | 43 |
GU.RNCA.HHE. | 2023-03-26T02:46:20.97 | 1.0 | undecidable | manual | P | 308 | 104.9172 | 50 | -0.51 | 20 |
GU.GORR.HHZ. | 2023-03-26T02:46:20.04 | 0.3 | undecidable | manual | P | 325 | 96.8253 | 50 | -0.19 | 67 |
IV.PII.HHZ. | 2023-03-26T02:46:18.50 | 0.3 | undecidable | manual | S | 114 | 46.4202 | 94 | -0.58 | 67 |
GU.SARM.EHZ. | 2023-03-26T02:46:18.43 | 0.3 | undecidable | manual | S | 45 | 45.4212 | 95 | -0.3 | 72 |
MN.VLC.HHZ. | 2023-03-26T02:46:17.57 | 0.6 | undecidable | manual | S | 46 | 42.624 | 95 | -0.22 | 49 |
GU.MAIM.HHZ. | 2023-03-26T02:46:16.62 | 0.6 | undecidable | manual | S | 87 | 39.5271 | 95 | -0.09 | 51 |
GU.GSCL.HHZ. | 2023-03-26T02:46:16.39 | 0.1 | undecidable | manual | P | 43 | 68.9754 | 50 | 0.44 | 89 |
GU.FIVI.HNZ. | 2023-03-26T02:46:16.32 | 0.6 | undecidable | manual | S | 15 | 39.5271 | 95 | -0.39 | 47 |
IV.ERBM.EHE. | 2023-03-26T02:46:16.15 | 0.3 | undecidable | manual | P | 29 | 66.8775 | 50 | 0.53 | 65 |
GU.CARD.HHZ. | 2023-03-26T02:46:16.99 | 0.3 | undecidable | manual | S | 69 | 41.3253 | 95 | -0.33 | 72 |
GU.POPM.HHZ. | 2023-03-26T02:46:15.32 | 0.3 | undecidable | manual | P | 74 | 62.8926 | 50 | 0.32 | 69 |
GU.GRAM.HHZ. | 2023-03-26T02:46:15.34 | 0.6 | undecidable | manual | P | 5 | 66.1893 | 50 | -0.18 | 47 |
GU.EQUI.HHZ. | 2023-03-26T02:46:14.14 | 0.3 | undecidable | manual | S | 22 | 32.4453 | 96 | -0.13 | 76 |
IV.BDI.HHZ. | 2023-03-26T02:46:13.14 | 0.3 | undecidable | manual | P | 69 | 51.2154 | 50 | -0.07 | 75 |
GU.SARM.EHZ. | 2023-03-26T02:46:12.32 | 0.1 | undecidable | manual | P | 45 | 45.4212 | 95 | 0.27 | 96 |
IV.PII.HHZ. | 2023-03-26T02:46:12.24 | 0.3 | undecidable | manual | P | 114 | 46.4202 | 94 | -0.01 | 76 |
GU.CARD.HHZ. | 2023-03-26T02:46:11.49 | 0.3 | undecidable | manual | P | 69 | 41.3253 | 95 | 0.25 | 73 |
MN.VLC.HHZ. | 2023-03-26T02:46:11.78 | 0.3 | undecidable | manual | P | 46 | 42.624 | 95 | 0.27 | 73 |
GU.MAIM.HHZ. | 2023-03-26T02:46:11.44 | 0.3 | undecidable | manual | P | 87 | 39.5271 | 95 | 0.56 | 68 |
GU.FIVI.HNZ. | 2023-03-26T02:46:11.03 | 0.1 | undecidable | manual | P | 15 | 39.5271 | 95 | 0.14 | 100 |
GU.EQUI.HHZ. | 2023-03-26T02:46:09.70 | 0.3 | undecidable | manual | P | 22 | 32.4453 | 96 | 0.22 | 75 |
IV.PLMA.HHZ. | 2023-03-26T02:46:09.95 | 0.3 | undecidable | manual | S | 326 | 20.6682 | 100 | -0.25 | 76 |
IV.PLMA.HHZ. | 2023-03-26T02:46:07.32 | 0.3 | undecidable | manual | P | 326 | 20.6682 | 100 | 0.19 | 77 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.PLMA.HHN. | ML:1.7 | 0.00039481355 | 0.2 | AML | other | m | 2023-03-26T02:46:10.45 |
IV.PLMA.HHE. | ML:1.6 | 0.00036068259999999996 | 0.08 | AML | other | m | 2023-03-26T02:46:10.51 |
GU.EQUI.HHE. | ML:1.2 | 0.000080083405 | 0.1392 | AML | other | m | 2023-03-26T02:46:14.52 |
GU.MAIM.HHN. | ML:1.3 | 0.00006911336 | 0.2192 | AML | other | m | 2023-03-26T02:46:17.04 |
GU.MAIM.HHE. | ML:1.4 | 0.0000943669 | 0.1408 | AML | other | m | 2023-03-26T02:46:17.32 |
MN.VLC.HHN. | ML:1.3 | 0.00006024798 | 0.1008 | AML | other | m | 2023-03-26T02:46:17.96 |
MN.VLC.HNN. | ML:1.3 | 0.000058430285 | 0.12 | AML | other | m | 2023-03-26T02:46:17.96 |
IV.PII.HHN. | ML:1.7 | 0.00016093375 | 0.3792 | AML | other | m | 2023-03-26T02:46:18.82 |
GU.EQUI.HHN. | ML:1.1 | 0.00005889648 | 0.32 | AML | other | m | 2023-03-26T02:46:19.57 |
IV.PII.HHE. | ML:1.6 | 0.000124755 | 0.0992 | AML | other | m | 2023-03-26T02:46:19.78 |
IV.BDI.HHN. | ML:1.4 | 0.000058068465 | 0.3392 | AML | other | m | 2023-03-26T02:46:21.12 |
IV.BDI.HNE. | ML:1.7 | 0.00013284175 | 0.44 | AML | other | m | 2023-03-26T02:46:22.11 |
GU.CARD.HHE. | ML:1.8 | 0.0001965 | 0.14 | AML | other | m | 2023-03-26T02:46:22.59 |
GU.CARD.HHN. | ML:1.8 | 0.00022515809999999997 | 0.1184 | AML | other | m | 2023-03-26T02:46:22.72 |
MN.VLC.HNE. | ML:1.3 | 0.000067449625 | 0.12 | AML | other | m | 2023-03-26T02:46:23.21 |
MN.VLC.HHE. | ML:1.3 | 0.00006969019 | 0.12 | AML | other | m | 2023-03-26T02:46:23.21 |
IV.BDI.HHE. | ML:1.5 | 0.00007903072999999999 | 0.2384 | AML | other | m | 2023-03-26T02:46:24.80 |
GU.GSCL.HHE. | ML:1.5 | 0.000056699706000000005 | 0.16 | AML | other | m | 2023-03-26T02:46:26.38 |
GU.POPM.HHN. | ML:1.9 | 0.000143 | 0.18 | AML | other | m | 2023-03-26T02:46:28.34 |
GU.POPM.HHE. | ML:2.0 | 0.00019262765 | 0.2608 | AML | other | m | 2023-03-26T02:46:28.46 |
GU.GRAM.HHE. | ML:2.0 | 0.00017355 | 0.38 | AML | other | m | 2023-03-26T02:46:32.68 |
GU.GRAM.HHN. | ML:1.7 | 0.000101187365 | 0.3392 | AML | other | m | 2023-03-26T02:46:33.01 |
GU.GORR.HHE. | ML:1.9 | 0.00007880717500000001 | 0.3392 | AML | other | m | 2023-03-26T02:46:34.65 |
GU.GORR.HHN. | ML:1.6 | 0.000044363649499999995 | 0.2192 | AML | other | m | 2023-03-26T02:46:35.56 |