A magnitude ML 1.0 earthquake occured in region: 6 km NE Palazzuolo sul Senio (FI), on
and geographic coordinates (lat, lon) 44.1580, 11.5860 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 |
---|---|---|---|---|
Palazzuolo sul Senio | FI | 6 | 1154 | 1154 |
Casola Valsenio | RA | 8 | 2617 | 3771 |
Castel del Rio | BO | 9 | 1246 | 5017 |
Marradi | FI | 9 | 3139 | 8156 |
Fontanelice | BO | 11 | 1943 | 10099 |
Borgo Tossignano | BO | 13 | 3288 | 13387 |
Tredozio | FC | 15 | 1212 | 14599 |
Casalfiumanese | BO | 16 | 3438 | 18037 |
Brisighella | RA | 16 | 7639 | 25676 |
Modigliana | FC | 17 | 4560 | 30236 |
Firenzuola | FI | 17 | 4726 | 34962 |
Riolo Terme | RA | 17 | 5720 | 40682 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2022-05-20 10:06:04 |
44.1585 | 11.5857 | 10 | 2022-05-20 10:10:14 |
Sala Sismica INGV-Roma | 104904061 |
Field | Value |
---|---|
Time (UTC) | 2022-05-20 10:06:04 ± 0.08 |
Latitude | 44.1585 ± 0.0054 |
Longitude | 11.5857 ± 0.0038 |
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 | 104904061 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 554 |
Semi-minor axis of confidence ellipse (meter) | 290 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 354 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 550.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 137 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.11242 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39031 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 104904061 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-20 10:10:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ASQU.HHZ. | 2022-05-20T10:06:18.50 | 0.3 | undecidable | manual | S | 158 | 43.3233 | 50 | 0.03 | 71 |
IV.SFI.EHZ. | 2022-05-20T10:06:16.50 | 0.3 | undecidable | manual | S | 143 | 35.0427 | 50 | 0.24 | 69 |
IV.ASQU.HHZ. | 2022-05-20T10:06:12.30 | 0.1 | undecidable | manual | P | 158 | 43.3233 | 50 | -0.14 | 93 |
IV.SEI.HHZ. | 2022-05-20T10:06:12.73 | 0.1 | undecidable | manual | S | 237 | 21.4674 | 115 | 0.3 | 93 |
IV.BRIS.HHZ. | 2022-05-20T10:06:11.07 | 0.1 | undecidable | manual | S | 63 | 16.1727 | 122 | 0.27 | 95 |
IV.SFI.EHZ. | 2022-05-20T10:06:10.94 | 0.1 | undecidable | manual | P | 143 | 35.0427 | 50 | -0.23 | 92 |
IV.BOSL.HHZ. | 2022-05-20T10:06:10.52 | 0.1 | undecidable | manual | P | 214 | 30.3474 | 50 | 0.07 | 96 |
IV.VISG.HHZ. | 2022-05-20T10:06:09.60 | 0.1 | undecidable | manual | S | 286 | 12.4764 | 129 | -0.16 | 97 |
IV.LMD.HHZ. | 2022-05-20T10:06:09.86 | 0.1 | undecidable | manual | S | 133 | 13.1757 | 127 | -0.1 | 99 |
IV.BRIS.HHZ. | 2022-05-20T10:06:08.01 | 0.1 | undecidable | manual | P | 63 | 16.1727 | 122 | 0 | 100 |
IV.SEI.HHZ. | 2022-05-20T10:06:08.96 | 0.1 | positive | manual | P | 237 | 21.4674 | 115 | 0.01 | 99 |
IV.LMD.HHZ. | 2022-05-20T10:06:07.37 | 0.1 | undecidable | manual | P | 133 | 13.1757 | 127 | -0.16 | 97 |
IV.VISG.HHZ. | 2022-05-20T10:06:07.35 | 0.1 | undecidable | manual | P | 286 | 12.4764 | 129 | -0.07 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHE. | ML:1.0 | 0.0001064 | 0.1 | AML | other | m | 2022-05-20T10:06:10.12 |
IV.VISG.HHE. | ML:0.9 | 0.00007805000000000001 | 1.12 | AML | other | m | 2022-05-20T10:06:10.38 |
IV.VISG.HHN. | ML:0.8 | 0.0000718 | 0.56 | AML | other | m | 2022-05-20T10:06:10.14 |
IV.LMD.HHN. | ML:1.0 | 0.00009559999999999999 | 1.04 | AML | other | m | 2022-05-20T10:06:10.21 |
IV.BRIS.HHN. | ML:1.1 | 0.000123 | 0.34 | AML | other | m | 2022-05-20T10:06:11.36 |
IV.BRIS.HHE. | ML:1.1 | 0.00010795000000000001 | 0.14 | AML | other | m | 2022-05-20T10:06:11.36 |
IV.SEI.HHN. | ML:1.3 | 0.000136 | 0.28 | AML | other | m | 2022-05-20T10:06:14.24 |
IV.SEI.HHE. | ML:1.2 | 0.00009865 | 1.16 | AML | other | m | 2022-05-20T10:06:16.22 |
IV.SFI.EHN. | ML:0.8 | 0.0000243 | 0.94 | AML | other | m | 2022-05-20T10:06:18.40 |
IV.SFI.EHE. | ML:0.9 | 0.00002795 | 0.86 | AML | other | m | 2022-05-20T10:06:19.53 |
IV.BRIS.HNN. | ML:1.4 | 0.00024841574999999997 | 0.1792 | AML | other | m | 2022-05-20T10:06:11.47 |
IV.ASQU.HHE. | ML:0.8 | 0.000021651765 | 0.3008 | AML | other | m | 2022-05-20T10:06:19.59 |
IV.ASQU.HHN. | ML:0.7 | 0.00001387024 | 0.384 | AML | other | m | 2022-05-20T10:06:20.93 |