A magnitude ML 1.8 earthquake occured in region: 2 km E Montieri (GR), on
and geographic coordinates (lat, lon) 43.1320, 11.0450 at 10 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 |
---|---|---|---|---|
Montieri | GR | 2 | 1204 | 1204 |
Chiusdino | SI | 5 | 1903 | 3107 |
Monticiano | SI | 11 | 1571 | 4678 |
Castelnuovo di Val di Cecina | PI | 14 | 2231 | 6909 |
Radicondoli | SI | 15 | 914 | 7823 |
Monterotondo Marittimo | GR | 15 | 1371 | 9194 |
Massa Marittima | GR | 16 | 8375 | 17569 |
Roccastrada | GR | 17 | 9199 | 26768 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2023-04-10 02:31:15 |
43.1317 | 11.0448 | 10 | 2024-03-01 17:18:05 |
Bollettino Sismico Italiano INGV | 116761471 |
Reviewed Rev100 |
ML 1.6 | 2023-04-10 02:31:15 |
43.1235 | 11.0427 | 10 | 2023-04-10 02:44:40 |
Sala Sismica INGV-Roma | 116227241 |
Field | Value |
---|---|
Time (UTC) | 2023-04-10 02:31:15 ± 0.1 |
Latitude | 43.1317 ± 0.0054 |
Longitude | 11.0448 ± 0.0074 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 116761471 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 517 |
Semi-minor axis of confidence ellipse (meter) | 510 |
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) | 520.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 83 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.10522 |
Epicentral distance of station farthest from the epicenter (degree) | 0.72126 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 116761471 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-01-22 10:22:10 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 116227241 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-10 02:44:40 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PII.HHZ. | 2023-04-10T02:31:39.31 | 0.6 | undecidable | manual | S | 328 | 77.7666 | 50 | -0.14 | 44 |
IV.CELB.HHZ. | 2023-04-10T02:31:39.86 | 0.3 | undecidable | manual | S | 238 | 80.0643 | 50 | -0.22 | 64 |
IV.ARCI.HHZ. | 2023-04-10T02:31:31.01 | 0.6 | undecidable | manual | S | 131 | 46.7199 | 50 | -0.16 | 46 |
IV.OSSC.HHZ. | 2023-04-10T02:31:30.79 | 0.6 | undecidable | manual | S | 20 | 46.4202 | 50 | -0.29 | 45 |
IV.CELB.HHZ. | 2023-04-10T02:31:30.66 | 0.1 | undecidable | manual | P | 238 | 80.0643 | 50 | 0.79 | 72 |
IV.CSNT.HHZ. | 2023-04-10T02:31:29.50 | 0.6 | undecidable | manual | S | 28 | 42.7239 | 50 | -0.61 | 42 |
IV.PII.HHZ. | 2023-04-10T02:31:29.71 | 0.3 | undecidable | manual | P | 328 | 77.7666 | 50 | 0.21 | 65 |
IV.CRMI.HNE. | 2023-04-10T02:31:29.09 | 0.3 | undecidable | manual | P | 356 | 73.8705 | 50 | 0.19 | 66 |
IV.MALA1.EHN. | 2023-04-10T02:31:28.34 | 0.6 | undecidable | manual | S | 112 | 37.7289 | 50 | -0.44 | 44 |
IV.MALA5.EHN. | 2023-04-10T02:31:28.28 | 0.6 | undecidable | manual | S | 111 | 37.7289 | 50 | -0.49 | 44 |
IV.CASP.HHZ. | 2023-04-10T02:31:28.85 | 0.6 | undecidable | manual | S | 201 | 40.5261 | 50 | -0.67 | 41 |
IV.MALA4.EHN. | 2023-04-10T02:31:28.37 | 0.6 | undecidable | manual | S | 112 | 37.7289 | 50 | -0.41 | 45 |
IV.MALA2.EHZ. | 2023-04-10T02:31:28.41 | 0.6 | undecidable | manual | S | 112 | 37.9287 | 50 | -0.4 | 45 |
IV.MALA0.EHN. | 2023-04-10T02:31:28.27 | 0.6 | undecidable | manual | S | 112 | 37.4292 | 50 | -0.43 | 44 |
TV.SF11.HHZ. | 2023-04-10T02:31:27.14 | 0.1 | undecidable | manual | P | 119 | 59.1963 | 50 | 0.5 | 84 |
IV.ARCI.HHZ. | 2023-04-10T02:31:25.09 | 0.1 | negative | manual | P | 131 | 46.7199 | 50 | 0.36 | 89 |
IV.CSNT.HHZ. | 2023-04-10T02:31:24.13 | 0.1 | positive | manual | P | 28 | 42.7239 | 50 | 0.02 | 96 |
IV.OSSC.HHZ. | 2023-04-10T02:31:24.75 | 0.1 | positive | manual | P | 20 | 46.4202 | 50 | 0.08 | 94 |
IV.MALA2.EHZ. | 2023-04-10T02:31:23.49 | 0.1 | undecidable | manual | P | 112 | 37.9287 | 50 | 0.13 | 95 |
IV.MALA4.EHN. | 2023-04-10T02:31:23.47 | 0.1 | undecidable | manual | P | 112 | 37.7289 | 50 | 0.12 | 95 |
IV.MALA1.EHN. | 2023-04-10T02:31:23.48 | 0.1 | undecidable | manual | P | 112 | 37.7289 | 50 | 0.14 | 94 |
IV.MALA0.EHN. | 2023-04-10T02:31:23.45 | 0.1 | undecidable | manual | P | 112 | 37.4292 | 50 | 0.15 | 94 |
IV.CASP.HHZ. | 2023-04-10T02:31:23.88 | 0.1 | undecidable | manual | P | 201 | 40.5261 | 50 | 0.11 | 94 |
IV.RIBO.EHZ.01 | 2023-04-10T02:31:23.50 | 0.6 | undecidable | manual | S | 180 | 20.2686 | 115 | -0.2 | 48 |
IV.MALA5.EHN. | 2023-04-10T02:31:23.44 | 0.1 | undecidable | manual | P | 111 | 37.7289 | 50 | 0.1 | 95 |
IV.TRIF.CHZ. | 2023-04-10T02:31:20.38 | 0.3 | undecidable | manual | S | 261 | 11.6772 | 130 | -0.78 | 61 |
IV.RIBO.EHZ.01 | 2023-04-10T02:31:20.59 | 0.1 | undecidable | manual | P | 180 | 20.2686 | 115 | 0.18 | 97 |
IV.TRIF.CHZ. | 2023-04-10T02:31:18.87 | 0.1 | negative | manual | P | 261 | 11.6772 | 130 | -0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:2.3 | 0.0022 | 0.26 | AML | other | m | 2023-04-10T02:31:20.52 |
IV.TRIF.CHE. | ML:2.2 | 0.0019100000000000002 | 0.12 | AML | other | m | 2023-04-10T02:31:20.96 |
IV.RIBO.EHN.01 | ML:2.3 | 0.0016 | 1.58 | AML | other | m | 2023-04-10T02:31:23.00 |
IV.RIBO.EHE.01 | ML:2.2 | 0.001085 | 0.52 | AML | other | m | 2023-04-10T02:31:23.70 |
IV.CASP.HNN. | ML:2.2 | 0.0005769999999999999 | 0.32 | AML | other | m | 2023-04-10T02:31:29.06 |
IV.MALA2.EHE. | ML:1.3 | 0.0000774 | 1.4 | AML | other | m | 2023-04-10T02:31:29.88 |
IV.CASP.HHE. | ML:2.1 | 0.000409 | 0.34 | AML | other | m | 2023-04-10T02:31:29.40 |
IV.CASP.HHN. | ML:2.2 | 0.000547 | 0.22 | AML | other | m | 2023-04-10T02:31:29.38 |
IV.MALA2.EHN. | ML:1.4 | 0.00009839999999999999 | 1.28 | AML | other | m | 2023-04-10T02:31:29.92 |
IV.CASP.HNE. | ML:2.1 | 0.00038849999999999996 | 0.08 | AML | other | m | 2023-04-10T02:31:29.41 |
IV.CSNT.HHE. | ML:1.6 | 0.0001225 | 1.5 | AML | other | m | 2023-04-10T02:31:29.85 |
IV.CSNT.HHN. | ML:1.6 | 0.000135 | 0.14 | AML | other | m | 2023-04-10T02:31:29.80 |
IV.OSSC.HHE. | ML:1.4 | 0.00006435 | 1.52 | AML | other | m | 2023-04-10T02:31:31.09 |
IV.ARCI.HHN. | ML:1.6 | 0.000124 | 0.3 | AML | other | m | 2023-04-10T02:31:31.78 |
IV.ARCI.HHE. | ML:1.6 | 0.00011579999999999998 | 0.72 | AML | other | m | 2023-04-10T02:31:32.68 |
IV.OSSC.HHN. | ML:1.2 | 0.000043049999999999996 | 0.62 | AML | other | m | 2023-04-10T02:31:32.50 |
TV.SF11.HHN. | ML:1.5 | 0.00006895 | 0.44 | AML | other | m | 2023-04-10T02:31:35.39 |
TV.SF11.HHE. | ML:1.8 | 0.000132 | 0.3 | AML | other | m | 2023-04-10T02:31:36.65 |
IV.PII.HHE. | ML:1.4 | 0.0000356 | 1.12 | AML | other | m | 2023-04-10T02:31:40.25 |
IV.PII.HHN. | ML:1.4 | 0.0000337 | 0.32 | AML | other | m | 2023-04-10T02:31:40.17 |
IV.CELB.HHN. | ML:1.7 | 0.00007595 | 0.52 | AML | other | m | 2023-04-10T02:31:42.27 |
IV.CELB.HHE. | ML:1.8 | 0.00008840000000000001 | 1.56 | AML | other | m | 2023-04-10T02:31:42.14 |