A magnitude ML 1.6 earthquake occured in region: 3 km E Montieri (GR), on
and geographic coordinates (lat, lon) 43.1280, 11.0480 at 9 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 |
---|---|---|---|---|
Montieri | GR | 3 | 1204 | 1204 |
Chiusdino | SI | 5 | 1903 | 3107 |
Monticiano | SI | 11 | 1571 | 4678 |
Castelnuovo di Val di Cecina | PI | 15 | 2231 | 6909 |
Radicondoli | SI | 15 | 914 | 7823 |
Massa Marittima | GR | 16 | 8375 | 16198 |
Monterotondo Marittimo | GR | 16 | 1371 | 17569 |
Roccastrada | GR | 16 | 9199 | 26768 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.6 | 2023-09-01 00:43:47 |
43.1278 | 11.0478 | 9 | 2023-09-01 00:51:47 |
Sala Sismica INGV-Roma | 120648561 |
Field | Value |
---|---|
Time (UTC) | 2023-09-01 00:43:47 ± 0.09 |
Latitude | 43.1278 ± 0.0045 |
Longitude | 11.0478 ± 0.0086 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 120648561 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 706 |
Semi-minor axis of confidence ellipse (meter) | 146 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 295 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 710.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 67 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 19 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.70507 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 120648561 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-01 00:51:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PII.HHE. | 2023-09-01T00:44:11.03 | 0.6 | undecidable | manual | S | 328 | 78.2661 | 50 | 0.04 | 45 |
IV.OSSC.HHZ. | 2023-09-01T00:44:02.45 | 0.3 | undecidable | manual | S | 20 | 46.7199 | 50 | -0.13 | 71 |
IV.CSNT.HHZ. | 2023-09-01T00:44:01.13 | 0.3 | undecidable | manual | S | 27 | 43.0236 | 50 | -0.46 | 66 |
IV.PII.HHE. | 2023-09-01T00:44:01.31 | 0.1 | undecidable | manual | P | 328 | 78.2661 | 50 | 0.34 | 85 |
IV.CASP.HHZ. | 2023-09-01T00:44:00.34 | 0.1 | undecidable | manual | S | 202 | 40.2264 | 50 | -0.51 | 88 |
IV.MALA2.EHN. | 2023-09-01T00:43:59.67 | 0.6 | undecidable | manual | S | 111 | 37.5291 | 50 | -0.45 | 45 |
IV.ARCI.HHZ. | 2023-09-01T00:43:56.46 | 0.3 | positive | manual | P | -0.01 | 0.91 | |||
IV.LOCA.HNZ. | 2023-09-01T00:43:56.40 | 0.3 | undecidable | manual | S | 41 | 26.3514 | 110 | -0.57 | 66 |
IV.OSSC.HHZ. | 2023-09-01T00:43:56.37 | 0.6 | positive | manual | P | 20 | 46.7199 | 50 | 0.26 | 46 |
IV.CASP.HHZ. | 2023-09-01T00:43:55.37 | 0.6 | undecidable | manual | P | 202 | 40.2264 | 50 | 0.26 | 46 |
IV.CSNT.HHZ. | 2023-09-01T00:43:55.74 | 0.1 | positive | manual | P | 27 | 43.0236 | 50 | 0.2 | 94 |
IV.RIBO.EHZ. | 2023-09-01T00:43:54.68 | 0.3 | undecidable | manual | S | 180 | 19.869 | 115 | -0.21 | 73 |
IV.MALA2.EHN. | 2023-09-01T00:43:54.90 | 0.1 | undecidable | manual | P | 111 | 37.5291 | 50 | 0.21 | 94 |
IV.TRIF.CHZ. | 2023-09-01T00:43:52.06 | 0.3 | undecidable | manual | S | 263 | 11.877 | 128 | -0.45 | 70 |
IV.FROS.CHZ. | 2023-09-01T00:43:52.58 | 0.3 | undecidable | manual | S | 44 | 12.5763 | 127 | -0.15 | 75 |
IV.LOCA.HNZ. | 2023-09-01T00:43:52.95 | 0.1 | undecidable | manual | P | 41 | 26.3514 | 110 | 0.08 | 99 |
IV.RIBO.EHZ. | 2023-09-01T00:43:51.95 | 0.1 | positive | manual | P | 180 | 19.869 | 115 | 0.28 | 96 |
IV.TRIF.CHZ. | 2023-09-01T00:43:50.44 | 0.1 | positive | manual | P | 263 | 11.877 | 128 | 0.14 | 100 |
IV.FROS.CHZ. | 2023-09-01T00:43:50.74 | 0.1 | negative | manual | P | 44 | 12.5763 | 127 | 0.32 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:2.0 | 0.0011635 | 0.12 | AML | other | m | 2023-09-01T00:43:52.20 |
IV.TRIF.CHE. | ML:2.0 | 0.00112089405 | 0.184 | AML | other | m | 2023-09-01T00:43:52.34 |
IV.FROS.CHE. | ML:1.7 | 0.00063 | 0.1 | AML | other | m | 2023-09-01T00:43:52.90 |
IV.FROS.CHN. | ML:2.0 | 0.0011609059 | 0.152 | AML | other | m | 2023-09-01T00:43:52.88 |
IV.RIBO.EHN.01 | ML:1.7 | 0.00036408795 | 0.14 | AML | other | m | 2023-09-01T00:43:55.09 |
IV.RIBO.EHE.01 | ML:1.4 | 0.00018865515 | 0.16 | AML | other | m | 2023-09-01T00:43:55.12 |
IV.CASP.HHN. | ML:1.7 | 0.00017884015 | 0.08 | AML | other | m | 2023-09-01T00:44:00.66 |
IV.CASP.HHE. | ML:1.6 | 0.00012526567500000001 | 0.08 | AML | other | m | 2023-09-01T00:44:00.61 |
IV.CSNT.HHE. | ML:1.2 | 0.000055582090000000004 | 0.1 | AML | other | m | 2023-09-01T00:44:01.41 |
IV.CSNT.HHN. | ML:1.3 | 0.000058450000000000005 | 0.22 | AML | other | m | 2023-09-01T00:44:01.36 |
IV.OSSC.HHN. | ML:0.7 | 0.000013011008649999999 | 0.08 | AML | other | m | 2023-09-01T00:44:03.17 |
IV.OSSC.HHE. | ML:0.9 | 0.000027013880000000004 | 0.18 | AML | other | m | 2023-09-01T00:44:02.00 |
IV.CASP.HNE. | ML:1.6 | 0.00013507249500000002 | 0.1 | AML | other | m | 2023-09-01T00:44:00.75 |
IV.CASP.HNN. | ML:1.8 | 0.0002180557 | 0.09 | AML | other | m | 2023-09-01T00:44:00.62 |