A magnitude ML 1.1 earthquake occured in region: 1 km SW Premilcuore (FC), on
and geographic coordinates (lat, lon) 43.9670, 11.7650 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 |
---|---|---|---|---|
Premilcuore | FC | 2 | 799 | 799 |
Portico e San Benedetto | FC | 7 | 756 | 1555 |
Santa Sofia | FC | 12 | 4136 | 5691 |
Galeata | FC | 12 | 2516 | 8207 |
Rocca San Casciano | FC | 12 | 1910 | 10117 |
San Godenzo | FI | 12 | 1167 | 11284 |
Tredozio | FC | 13 | 1212 | 12496 |
Civitella di Romagna | FC | 15 | 3786 | 16282 |
Marradi | FI | 17 | 3139 | 19421 |
Londa | FI | 20 | 1840 | 21261 |
Pratovecchio Stia | AR | 20 | 5845 | 27106 |
Dovadola | FC | 20 | 1653 | 28759 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-03-02 04:03:22 |
43.9667 | 11.7652 | 10 | 2021-03-02 05:30:22 |
Sala Sismica INGV-Roma | 87619401 |
Field | Value |
---|---|
Time (UTC) | 2021-03-02 04:03:22 ± 0.1 |
Latitude | 43.9667 ± 0.0036 |
Longitude | 11.7652 ± 0.0075 |
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 | 87619401 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 575 |
Semi-minor axis of confidence ellipse (meter) | 381 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 79 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 580.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 157 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.08544 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24012 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 87619401 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-03-02 05:30:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RONT.HHZ. | 2021-03-02T04:03:32.28 | 0.3 | undecidable | manual | S | 277 | 26.6511 | 50 | 0.11 | 72 |
IV.ASQU.HHZ. | 2021-03-02T04:03:29.51 | 0.3 | undecidable | manual | S | 174 | 18.9699 | 118 | -0.25 | 71 |
IV.RINC.HHZ. | 2021-03-02T04:03:28.73 | 0.3 | undecidable | manual | S | 235 | 15.4734 | 123 | 0.02 | 75 |
IV.LMD.HHZ. | 2021-03-02T04:03:27.85 | 0.3 | undecidable | manual | S | 339 | 13.0758 | 127 | -0.19 | 73 |
IV.SFI.EHE. | 2021-03-02T04:03:27.17 | 0.3 | undecidable | manual | S | 136 | 9.4794 | 136 | 0.07 | 75 |
IV.RONT.HHZ. | 2021-03-02T04:03:27.87 | 0.1 | undecidable | manual | P | 277 | 26.6511 | 50 | -0.14 | 96 |
IV.RINC.HHZ. | 2021-03-02T04:03:26.20 | 0.1 | undecidable | manual | P | 235 | 15.4734 | 123 | 0.19 | 97 |
IV.ASQU.HHZ. | 2021-03-02T04:03:26.50 | 0.1 | undecidable | manual | P | 174 | 18.9699 | 118 | -0.12 | 98 |
IV.LMD.HHZ. | 2021-03-02T04:03:25.69 | 0.1 | undecidable | manual | P | 339 | 13.0758 | 127 | 0.06 | 100 |
IV.SFI.EHE. | 2021-03-02T04:03:25.28 | 0.1 | undecidable | manual | P | 136 | 9.4794 | 136 | 0.19 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHE. | ML:1.1 | 0.0001245 | 0.32 | AML | other | m | 2021-03-02T04:03:28.02 |
IV.LMD.HHN. | ML:1.2 | 0.00015900000000000002 | 0.4 | AML | other | m | 2021-03-02T04:03:28.09 |
IV.RINC.HHE. | ML:1.1 | 0.000127 | 0.2 | AML | other | m | 2021-03-02T04:03:29.13 |
IV.RINC.HHN. | ML:0.9 | 0.0000732 | 0.48 | AML | other | m | 2021-03-02T04:03:29.06 |
IV.RONT.HHE. | ML:1.1 | 0.00006429999999999999 | 1.2 | AML | other | m | 2021-03-02T04:03:34.09 |
IV.RONT.HHN. | ML:1.1 | 0.00007575 | 0.42 | AML | other | m | 2021-03-02T04:03:34.33 |