A magnitude ML 1.8 earthquake occured in region: 3 km W Monterotondo Marittimo (GR), on
and geographic coordinates (lat, lon) 43.1420, 10.8170 at 4 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 |
---|---|---|---|---|
Monterotondo Marittimo | GR | 3 | 1371 | 1371 |
Monteverdi Marittimo | PI | 9 | 758 | 2129 |
Castelnuovo di Val di Cecina | PI | 10 | 2231 | 4360 |
Massa Marittima | GR | 12 | 8375 | 12735 |
Suvereto | LI | 13 | 3072 | 15807 |
Sassetta | LI | 14 | 514 | 16321 |
Montieri | GR | 16 | 1204 | 17525 |
Castagneto Carducci | LI | 17 | 9010 | 26535 |
Pomarance | PI | 18 | 5897 | 32432 |
Campiglia Marittima | LI | 19 | 13218 | 45650 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.8 | 2023-07-02 09:32:04 |
43.1417 | 10.817 | 4 | 2023-07-02 09:49:47 |
Sala Sismica INGV-Roma | 118899211 |
Field | Value |
---|---|
Time (UTC) | 2023-07-02 09:32:04 ± 0.14 |
Latitude | 43.1417 ± 0.0045 |
Longitude | 10.8170 ± 0.0086 |
Depth (km) | 4 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 118899211 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 599 |
Semi-minor axis of confidence ellipse (meter) | 541 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 238 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 600.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 106 |
Number of associated phases, regardless of their use for origin computation | 40 |
Number of defining phases | 38 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.13045 |
Number of stations at which the event was observed | 30 |
Number of stations from which data was used for origin computation | 28 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 118899211 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-07-02 09:49:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GUMA.HHZ. | 2023-07-02T09:32:36.60 | 3.0 | undecidable | manual | Pn | 0.39 | 0 | |||
GU.POPM.HHZ. | 2023-07-02T09:32:35.19 | 0.6 | undecidable | manual | S | 357 | 100.3218 | 50 | -0.05 | 43 |
IV.MPPT.EHZ. | 2023-07-02T09:32:32.80 | 0.6 | undecidable | manual | S | 14 | 93.1401 | 50 | -0.52 | 40 |
TV.SF11.HHZ. | 2023-07-02T09:32:28.44 | 0.6 | undecidable | manual | S | 113 | 76.1682 | 50 | -0.36 | 43 |
GU.EQUI.HHN. | 2023-07-02T09:32:26.22 | 0.1 | undecidable | manual | P | 335 | 125.4744 | 50 | 0.13 | 81 |
MN.VLC.HHZ. | 2023-07-02T09:32:25.43 | 0.6 | positive | manual | P | 343 | 118.0929 | 50 | 0.49 | 38 |
IV.CELB.HHZ. | 2023-07-02T09:32:25.84 | 0.6 | undecidable | manual | S | 229 | 65.8896 | 50 | -0.22 | 45 |
IV.ATMI.HHZ. | 2023-07-02T09:32:24.87 | 3.0 | undecidable | manual | P | 0 | ||||
IV.VMGN.HHZ. | 2023-07-02T09:32:23.91 | 0.1 | undecidable | manual | P | 32 | 107.0151 | 50 | 0.68 | 73 |
IV.CRE.HHZ. | 2023-07-02T09:32:23.91 | 0.1 | undecidable | manual | P | 60 | 105.7164 | 50 | 0.88 | 67 |
IV.BDI.HHZ. | 2023-07-02T09:32:22.88 | 0.1 | undecidable | manual | P | 350 | 103.7184 | 50 | 0.15 | 85 |
IV.LATE.HHZ. | 2023-07-02T09:32:22.87 | 0.1 | undecidable | manual | P | 126 | 99.3228 | 50 | 0.82 | 70 |
GU.POPM.HHZ. | 2023-07-02T09:32:22.59 | 0.3 | undecidable | manual | P | 357 | 100.3218 | 50 | 0.38 | 61 |
IV.MOCL.EHZ. | 2023-07-02T09:32:22.04 | 0.1 | undecidable | manual | P | 17 | 100.122 | 50 | -0.14 | 85 |
IV.OSSC.HHE. | 2023-07-02T09:32:22.06 | 0.6 | undecidable | manual | S | 39 | 54.7008 | 50 | -1.01 | 35 |
IV.SACS.HHZ. | 2023-07-02T09:32:21.95 | 0.1 | undecidable | manual | P | 110 | 94.4388 | 50 | 0.65 | 75 |
IV.MPPT.EHZ. | 2023-07-02T09:32:21.31 | 0.1 | undecidable | manual | P | 14 | 93.1401 | 50 | 0.21 | 85 |
IV.CAFI.HHZ. | 2023-07-02T09:32:21.42 | 0.3 | positive | manual | P | 77 | 95.1381 | 50 | 0.01 | 66 |
GU.MAIM.HHZ. | 2023-07-02T09:32:20.40 | 0.6 | negative | manual | P | 343 | 89.4438 | 50 | -0.14 | 44 |
IV.MCIV.CHZ. | 2023-07-02T09:32:19.10 | 0.1 | undecidable | manual | P | 120 | 80.5638 | 50 | -0.06 | 90 |
TV.SF11.HHZ. | 2023-07-02T09:32:18.73 | 0.6 | undecidable | manual | P | 113 | 76.1682 | 50 | 0.24 | 44 |
IV.CRMI.HHZ. | 2023-07-02T09:32:18.05 | 0.1 | positive | manual | P | 10 | 73.6707 | 50 | -0.05 | 92 |
IV.CASP.HHE. | 2023-07-02T09:32:17.63 | 0.6 | undecidable | manual | S | 174 | 39.1275 | 96 | -0.4 | 45 |
IV.LOCA.HHZ. | 2023-07-02T09:32:17.78 | 0.6 | undecidable | manual | S | 63 | 40.3263 | 95 | -0.68 | 41 |
IV.PII.HHZ. | 2023-07-02T09:32:16.98 | 0.6 | positive | manual | P | 340 | 68.5758 | 50 | -0.33 | 44 |
IV.ARCI.HHZ. | 2023-07-02T09:32:16.15 | 1.0 | negative | manual | P | 121 | 62.3931 | 50 | -0.2 | 23 |
IV.CELB.HHZ. | 2023-07-02T09:32:16.75 | 0.1 | undecidable | manual | P | 229 | 65.8896 | 50 | -0.15 | 91 |
IV.MALA5.EHE. | 2023-07-02T09:32:15.37 | 0.1 | undecidable | manual | P | 105 | 55.5999 | 50 | 0.06 | 95 |
IV.MALA2.EHE. | 2023-07-02T09:32:15.30 | 0.1 | undecidable | manual | P | 106 | 55.6998 | 50 | -0.03 | 95 |
IV.MALA0.EHE. | 2023-07-02T09:32:15.25 | 0.1 | undecidable | manual | P | 106 | 55.3002 | 50 | -0.02 | 95 |
IV.FROS.CHZ. | 2023-07-02T09:32:14.28 | 0.6 | undecidable | manual | S | 75 | 28.4493 | 98 | -0.08 | 49 |
IV.OSSC.HHE. | 2023-07-02T09:32:14.72 | 0.1 | undecidable | manual | P | 39 | 54.7008 | 50 | -0.46 | 87 |
IV.CSNT.HHN. | 2023-07-02T09:32:14.32 | 0.1 | undecidable | manual | P | 46 | 53.0025 | 50 | -0.6 | 83 |
IV.RIBO.EHZ.01 | 2023-07-02T09:32:13.90 | 0.6 | undecidable | manual | S | 139 | 28.3494 | 98 | -0.42 | 46 |
IV.LOCA.HHZ. | 2023-07-02T09:32:12.27 | 0.1 | undecidable | manual | P | 63 | 40.3263 | 95 | -0.25 | 94 |
IV.CASP.HHE. | 2023-07-02T09:32:11.75 | 0.1 | undecidable | manual | P | 174 | 39.1275 | 96 | -0.52 | 88 |
IV.RIBO.EHZ.01 | 2023-07-02T09:32:10.20 | 0.1 | undecidable | manual | P | 139 | 28.3494 | 98 | 0.08 | 99 |
IV.FROS.CHZ. | 2023-07-02T09:32:10.17 | 0.1 | undecidable | manual | P | 75 | 28.4493 | 98 | 0.03 | 100 |
IV.TRIF.CHZ. | 2023-07-02T09:32:07.48 | 0.6 | undecidable | manual | S | 113 | 7.5813 | 117 | 0.15 | 50 |
IV.TRIF.CHZ. | 2023-07-02T09:32:06.58 | 0.1 | negative | manual | P | 113 | 7.5813 | 117 | 0.49 | 94 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:0.0 | 0.011443629999999998 | 0.2048 | AML | other | m | 2023-07-02T09:32:08.01 |
IV.TRIF.CHE. | ML:0.0 | 0.0060466125 | 0.192 | AML | other | m | 2023-07-02T09:32:08.97 |
IV.ARCI.HHE. | ML:1.7 | 0.000102 | 0.46 | AML | other | m | 2023-07-02T09:32:27.03 |
IV.PII.HHE. | ML:1.9 | 0.000126 | 0.22 | AML | other | m | 2023-07-02T09:32:28.28 |
IV.ARCI.HHN. | ML:1.6 | 0.00007896 | 0.2176 | AML | other | m | 2023-07-02T09:32:28.42 |
IV.PII.HHN. | ML:1.7 | 0.00009613352 | 0.256 | AML | other | m | 2023-07-02T09:32:29.50 |
TV.SF11.HHE. | ML:2.1 | 0.0001695 | 0.44 | AML | other | m | 2023-07-02T09:32:30.67 |
TV.SF11.HHN. | ML:1.8 | 0.000086112645 | 0.4416 | AML | other | m | 2023-07-02T09:32:31.48 |
IV.ATMI.HHE. | ML:1.8 | 0.00005048844 | 2.4 | AML | other | m | 2023-07-02T09:32:44.28 |
GU.POPM.HHN. | ML:2.1 | 0.0001245 | 0.16 | AML | other | m | 2023-07-02T09:32:36.19 |
GU.POPM.HHE. | ML:1.9 | 0.00008255 | 0.18 | AML | other | m | 2023-07-02T09:32:36.10 |
IV.ATMI.HHN. | ML:1.8 | 0.000044508065 | 0.6016 | AML | other | m | 2023-07-02T09:32:47.11 |