A magnitude ML 1.1 earthquake occured in region: 7 km NW Palazzuolo sul Senio (FI), on
and geographic coordinates (lat, lon) 44.1550, 11.4870 at 6 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 |
---|---|---|---|---|
Palazzuolo sul Senio | FI | 7 | 1154 | 1154 |
Castel del Rio | BO | 7 | 1246 | 2400 |
Firenzuola | FI | 10 | 4726 | 7126 |
Fontanelice | BO | 13 | 1943 | 9069 |
Marradi | FI | 13 | 3139 | 12208 |
Casola Valsenio | RA | 13 | 2617 | 14825 |
Monghidoro | BO | 15 | 3749 | 18574 |
Borgo Tossignano | BO | 16 | 3288 | 21862 |
Loiano | BO | 18 | 4294 | 26156 |
Casalfiumanese | BO | 19 | 3438 | 29594 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2022-08-21 15:10:44 |
44.1548 | 11.4872 | 6 | 2022-08-21 15:16:50 |
Sala Sismica INGV-Roma | 108793571 |
Field | Value |
---|---|
Time (UTC) | 2022-08-21 15:10:44 ± 0.11 |
Latitude | 44.1548 ± 0.0036 |
Longitude | 11.4872 ± 0.0038 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 108793571 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 364 |
Semi-minor axis of confidence ellipse (meter) | 198 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 183 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 360.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 87 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31746 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 108793571 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-08-21 15:16:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PARC.HHZ. | 2022-08-21T15:11:00.14 | 3.0 | undecidable | manual | P | 0.19 | 0 | |||
IV.RUFI.EHZ. | 2022-08-21T15:10:57.24 | 0.1 | undecidable | manual | S | 177 | 35.2425 | 99 | -0.05 | 95 |
IV.MOCL.EHZ. | 2022-08-21T15:10:55.68 | 0.3 | undecidable | manual | S | 236 | 29.5482 | 101 | 0.32 | 68 |
IV.FNVD.HHZ. | 2022-08-21T15:10:55.44 | 0.3 | undecidable | manual | S | 273 | 29.0487 | 101 | 0.26 | 69 |
IV.BRIS.HHZ. | 2022-08-21T15:10:53.59 | 0.1 | undecidable | manual | S | 71 | 23.5542 | 104 | 0.27 | 93 |
IV.LMD.HHZ. | 2022-08-21T15:10:52.15 | 0.1 | undecidable | manual | S | 116 | 19.4694 | 107 | 0.17 | 96 |
IV.RUFI.EHZ. | 2022-08-21T15:10:51.64 | 1.0 | undecidable | manual | P | 177 | 35.2425 | 99 | -0.41 | 22 |
IV.FNVD.HHZ. | 2022-08-21T15:10:50.66 | 0.1 | undecidable | manual | P | 273 | 29.0487 | 101 | -0.18 | 94 |
IV.MOCL.EHZ. | 2022-08-21T15:10:50.88 | 0.1 | undecidable | manual | P | 236 | 29.5482 | 101 | -0.06 | 96 |
IV.BRIS.HHZ. | 2022-08-21T15:10:49.58 | 0.1 | undecidable | manual | P | 71 | 23.5542 | 104 | -0.19 | 95 |
IV.LMD.HHZ. | 2022-08-21T15:10:48.77 | 0.1 | undecidable | manual | P | 116 | 19.4694 | 107 | -0.22 | 95 |
IV.MTRZ.HHZ. | 2022-08-21T15:10:48.83 | 0.1 | undecidable | manual | P | 344 | 18.1707 | 108 | 0.09 | 97 |
IV.SEI.HHZ. | 2022-08-21T15:10:48.17 | 0.1 | undecidable | manual | P | 223 | 15.1737 | 111 | 0.01 | 99 |
IV.VISG.HHZ. | 2022-08-21T15:10:47.62 | 0.1 | undecidable | manual | S | 312 | 5.6943 | 136 | -0.11 | 99 |
IV.VISG.HHZ. | 2022-08-21T15:10:46.47 | 0.1 | undecidable | manual | P | 312 | 5.6943 | 136 | -0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SEI.HHN. | ML:1.3 | 0.00022600000000000002 | 0.3 | AML | other | m | 2022-08-21T15:10:52.12 |
IV.LMD.HHE. | ML:1.1 | 0.00011609999999999999 | 0.1 | AML | other | m | 2022-08-21T15:10:52.28 |
IV.LMD.HHN. | ML:1.0 | 0.00007755 | 0.1 | AML | other | m | 2022-08-21T15:10:52.35 |
IV.SEI.HHE. | ML:0.9 | 0.0000844 | 0.5 | AML | other | m | 2022-08-21T15:10:53.83 |
IV.BRIS.HHN. | ML:1.2 | 0.00010105 | 0.26 | AML | other | m | 2022-08-21T15:10:53.88 |
IV.MTRZ.HHE. | ML:0.8 | 0.00004975 | 1.32 | AML | other | m | 2022-08-21T15:10:54.97 |
IV.BRIS.HHE. | ML:0.8 | 0.000040900000000000005 | 1.74 | AML | other | m | 2022-08-21T15:10:55.04 |
IV.MTRZ.HHN. | ML:1.2 | 0.000143 | 1.14 | AML | other | m | 2022-08-21T15:10:55.75 |
IV.FNVD.HHN. | ML:1.3 | 0.0001027 | 0.28 | AML | other | m | 2022-08-21T15:10:55.84 |
IV.FNVD.HHE. | ML:1.1 | 0.0000694 | 1.38 | AML | other | m | 2022-08-21T15:10:56.71 |