A magnitude ML 1.3 earthquake occured in region: 6 km S Montieri (GR), on
and geographic coordinates (lat, lon) 43.0760, 11.0340 at 10 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 | 6 | 1204 | 1204 |
Chiusdino | SI | 10 | 1903 | 3107 |
Massa Marittima | GR | 12 | 8375 | 11482 |
Roccastrada | GR | 13 | 9199 | 20681 |
Monticiano | SI | 14 | 1571 | 22252 |
Monterotondo Marittimo | GR | 16 | 1371 | 23623 |
Castelnuovo di Val di Cecina | PI | 18 | 2231 | 25854 |
Gavorrano | GR | 20 | 8580 | 34434 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2021-09-19 05:32:58 |
43.0762 | 11.0343 | 10 | 2021-09-19 05:45:34 |
Sala Sismica INGV-Roma | 95618581 |
Field | Value |
---|---|
Time (UTC) | 2021-09-19 05:32:58 ± 0.16 |
Latitude | 43.0762 ± 0.0099 |
Longitude | 11.0343 ± 0.0123 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95618581 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1009 |
Semi-minor axis of confidence ellipse (meter) | 974 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 341 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1010.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 102 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.48 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.68708 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 95618581 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-19 05:45:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ERC.EHZ. | 2021-09-19T05:34:26.52 | 3.0 | undecidable | manual | Pg | 10.12 | 0 | |||
IV.ZEN8.EHZ. | 2021-09-19T05:34:19.07 | 3.0 | undecidable | manual | Sg | 4.74 | 0 | |||
IV.TREG.EHZ. | 2021-09-19T05:34:16.87 | 3.0 | undecidable | manual | Sg | 5.55 | 0 | |||
IV.ZEN8.EHZ. | 2021-09-19T05:33:40.55 | 3.0 | undecidable | manual | Pn | -0.68 | 0 | |||
IV.CRTC.HHZ. | 2021-09-19T05:33:27.40 | 3.0 | undecidable | manual | P | 0.84 | 0 | |||
IV.CELB.HHZ. | 2021-09-19T05:33:21.23 | 0.1 | undecidable | manual | S | 242 | 76.2681 | 50 | -0.08 | 88 |
IV.FIR.HHZ. | 2021-09-19T05:33:14.51 | 3.0 | undecidable | manual | P | 0.42 | 0 | |||
IV.ARCI.HHZ. | 2021-09-19T05:33:12.10 | 0.1 | undecidable | manual | S | 125 | 43.623 | 50 | -0.5 | 86 |
IV.CELB.HHZ. | 2021-09-19T05:33:12.78 | 0.3 | undecidable | manual | P | 242 | 76.2681 | 50 | 1.21 | 44 |
IV.CASP.HHZ. | 2021-09-19T05:33:09.58 | 0.1 | undecidable | manual | S | 204 | 34.5432 | 50 | -0.59 | 84 |
IV.ARCI.HHZ. | 2021-09-19T05:33:06.97 | 0.1 | negative | manual | P | 125 | 43.623 | 50 | 0.43 | 87 |
IV.CASP.HHZ. | 2021-09-19T05:33:05.39 | 0.3 | negative | manual | P | 204 | 34.5432 | 50 | 0.25 | 69 |
IV.FROS.CHZ. | 2021-09-19T05:33:05.01 | 0.1 | undecidable | manual | S | 34 | 17.7711 | 119 | -0.35 | 93 |
IV.RIBO.EHZ.01 | 2021-09-19T05:33:04.28 | 0.1 | undecidable | manual | S | 176 | 14.1747 | 125 | -0.01 | 100 |
IV.TRIF.CHZ. | 2021-09-19T05:33:03.08 | 0.1 | undecidable | manual | S | 292 | 11.4774 | 131 | -0.48 | 91 |
IV.FROS.CHZ. | 2021-09-19T05:33:02.70 | 0.1 | negative | manual | P | 34 | 17.7711 | 119 | 0.34 | 93 |
IV.RIBO.EHZ.01 | 2021-09-19T05:33:02.01 | 0.3 | undecidable | manual | P | 176 | 14.1747 | 125 | 0.27 | 71 |
IV.TRIF.CHZ. | 2021-09-19T05:33:01.51 | 0.1 | negative | manual | P | 292 | 11.4774 | 131 | 0.18 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHE. | ML:1.8 | 0.0007755 | 0.08 | AML | other | m | 2021-09-19T05:33:03.15 |
IV.TRIF.CHN. | ML:1.7 | 0.000631 | 0.82 | AML | other | m | 2021-09-19T05:33:03.69 |
IV.FROS.CHN. | ML:1.3 | 0.000152 | 0.2 | AML | other | m | 2021-09-19T05:33:05.50 |
IV.FROS.CHE. | ML:1.1 | 0.0001061 | 0.34 | AML | other | m | 2021-09-19T05:33:05.80 |
IV.CASP.HHN. | ML:1.2 | 0.00006675000000000001 | 1.62 | AML | other | m | 2021-09-19T05:33:09.00 |
IV.CASP.HHE. | ML:1.4 | 0.00009715 | 0.32 | AML | other | m | 2021-09-19T05:33:09.73 |
IV.ARCI.HHN. | ML:1.0 | 0.000032149999999999995 | 0.1 | AML | other | m | 2021-09-19T05:33:12.61 |
IV.ARCI.HHE. | ML:1.0 | 0.0000289 | 1.54 | AML | other | m | 2021-09-19T05:33:13.03 |