A magnitude ML 0.9 earthquake occured in region: 5 km E Marradi (FI), on
and geographic coordinates (lat, lon) 44.0650, 11.6710 at 3 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 |
---|---|---|---|---|
Marradi | FI | 5 | 3139 | 3139 |
Tredozio | FC | 6 | 1212 | 4351 |
Portico e San Benedetto | FC | 10 | 756 | 5107 |
Palazzuolo sul Senio | FI | 11 | 1154 | 6261 |
Premilcuore | FC | 13 | 799 | 7060 |
Rocca San Casciano | FC | 14 | 1910 | 8970 |
Modigliana | FC | 14 | 4560 | 13530 |
San Godenzo | FI | 16 | 1167 | 14697 |
Casola Valsenio | RA | 18 | 2617 | 17314 |
Dovadola | FC | 19 | 1653 | 18967 |
Brisighella | RA | 19 | 7639 | 26606 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2022-05-10 21:34:15 |
44.0653 | 11.6707 | 3 | 2022-05-10 21:42:50 |
Sala Sismica INGV-Roma | 104460261 |
Field | Value |
---|---|
Time (UTC) | 2022-05-10 21:34:15 ± 0.23 |
Latitude | 44.0653 ± 0.0063 |
Longitude | 11.6707 ± 0.0088 |
Depth (km) | 3 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 104460261 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 756 |
Semi-minor axis of confidence ellipse (meter) | 479 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 44 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 760.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 119 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.02878 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28149 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.5 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 104460261 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-10 21:42:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ASQU.HHZ. | 2022-05-10T21:34:26.11 | 0.1 | undecidable | manual | S | 162 | 31.2465 | 96 | 0.1 | 94 |
IV.RUFI.EHZ. | 2022-05-10T21:34:24.99 | 0.1 | undecidable | manual | S | 207 | 28.3494 | 97 | 0 | 96 |
IV.SEI.HHZ. | 2022-05-10T21:34:23.85 | 0.1 | undecidable | manual | S | 267 | 24.9528 | 98 | 0.03 | 96 |
IV.SFI.EHZ. | 2022-05-10T21:34:23.43 | 0.1 | undecidable | manual | S | 142 | 22.6551 | 98 | 0.37 | 90 |
IV.VISG.HHZ. | 2022-05-10T21:34:23.63 | 0.1 | undecidable | manual | S | 306 | 23.2545 | 98 | 0.37 | 90 |
IV.ASQU.HHZ. | 2022-05-10T21:34:21.01 | 0.6 | positive | manual | P | 162 | 31.2465 | 96 | -0.39 | 44 |
IV.RUFI.EHZ. | 2022-05-10T21:34:20.49 | 0.6 | positive | manual | P | 207 | 28.3494 | 97 | -0.32 | 45 |
IV.VISG.HHZ. | 2022-05-10T21:34:19.63 | 0.6 | negative | manual | P | 306 | 23.2545 | 98 | -0.18 | 47 |
IV.SEI.HHZ. | 2022-05-10T21:34:19.29 | 1.0 | negative | manual | P | 267 | 24.9528 | 98 | -0.85 | 19 |
IV.SFI.EHZ. | 2022-05-10T21:34:19.52 | 0.6 | negative | manual | P | 142 | 22.6551 | 98 | -0.17 | 47 |
IV.LMD.HHZ. | 2022-05-10T21:34:16.69 | 0.1 | undecidable | manual | S | 65 | 3.1968 | 136 | -0.02 | 100 |
IV.LMD.HHZ. | 2022-05-10T21:34:15.91 | 0.1 | undecidable | manual | P | 65 | 3.1968 | 136 | -0.12 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SFI.EHN. | ML:0.5 | 0.0000247 | 0.26 | AML | other | m | 2022-05-10T21:34:23.98 |
IV.SFI.EHE. | ML:0.5 | 0.000025 | 0.24 | AML | other | m | 2022-05-10T21:34:23.87 |
IV.ASQU.HHE. | ML:0.9 | 0.000038900000000000004 | 0.44 | AML | other | m | 2022-05-10T21:34:26.10 |
IV.ASQU.HHN. | ML:0.8 | 0.00002785 | 0.3 | AML | other | m | 2022-05-10T21:34:26.18 |
IV.BRSN.EHN. | ML:2.2 | 0.0005625 | 0.48 | AML | other | m | 2022-05-10T21:34:48.58 |
IV.BRSN.EHE. | ML:2.3 | 0.000657 | 0.08 | AML | other | m | 2022-05-10T21:34:49.86 |