A magnitude ML 0.7 earthquake occured in region: 5 km SW Palazzuolo sul Senio (FI), on
and geographic coordinates (lat, lon) 44.0730, 11.5250 at 11 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 | 5 | 1154 | 1154 |
Marradi | FI | 7 | 3139 | 4293 |
Firenzuola | FI | 13 | 4726 | 9019 |
Castel del Rio | BO | 16 | 1246 | 10265 |
Vicchio | FI | 16 | 8044 | 18309 |
Borgo San Lorenzo | FI | 17 | 18211 | 36520 |
Tredozio | FC | 18 | 1212 | 37732 |
San Godenzo | FI | 18 | 1167 | 38899 |
Casola Valsenio | RA | 19 | 2617 | 41516 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2023-09-18 09:16:15 |
44.0732 | 11.5248 | 11 | 2023-09-18 09:51:12 |
Sala Sismica INGV-Roma | 121177321 |
Field | Value |
---|---|
Time (UTC) | 2023-09-18 09:16:15 ± 0.12 |
Latitude | 44.0732 ± 0.0054 |
Longitude | 11.5248 ± 0.0100 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121177321 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 840 |
Semi-minor axis of confidence ellipse (meter) | 461 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 58 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 840.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 191 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.11871 |
Epicentral distance of station farthest from the epicenter (degree) | 0.62323 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 121177321 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-18 09:51:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSNT.HHZ. | 2023-09-18T09:16:26.94 | 0.3 | undecidable | manual | P | 196 | 69.1752 | 50 | -0.59 | 60 |
IV.MOCL.EHZ. | 2023-09-18T09:16:25.38 | 0.6 | undecidable | manual | S | 255 | 28.4493 | 50 | -0.16 | 48 |
IV.RUFI.EHZ. | 2023-09-18T09:16:24.65 | 0.6 | undecidable | manual | S | 183 | 26.1516 | 50 | -0.26 | 47 |
IV.BOSL.HHZ. | 2023-09-18T09:16:23.42 | 0.3 | undecidable | manual | S | 217 | 19.869 | 50 | 0.19 | 72 |
IV.RINC.EHN. | 2023-09-18T09:16:23.47 | 0.6 | undecidable | manual | S | 162 | 21.7671 | 50 | -0.27 | 47 |
IV.VMGN.HHZ. | 2023-09-18T09:16:21.24 | 0.3 | undecidable | manual | S | 177 | 13.1757 | 129 | -0.09 | 75 |
IV.VISG.HHZ. | 2023-09-18T09:16:21.48 | 0.3 | undecidable | manual | S | 331 | 14.7741 | 126 | -0.27 | 72 |
IV.MOCL.EHZ. | 2023-09-18T09:16:21.42 | 0.3 | undecidable | manual | P | 255 | 28.4493 | 50 | 0.16 | 72 |
IV.SEI.HHZ. | 2023-09-18T09:16:21.26 | 0.3 | undecidable | manual | S | 261 | 13.3755 | 129 | -0.13 | 74 |
IV.RUFI.EHZ. | 2023-09-18T09:16:20.90 | 0.3 | undecidable | manual | P | 183 | 26.1516 | 50 | 0 | 74 |
IV.RINC.EHN. | 2023-09-18T09:16:20.35 | 0.1 | undecidable | manual | P | 162 | 21.7671 | 50 | 0.13 | 97 |
IV.BOSL.HHZ. | 2023-09-18T09:16:20.18 | 0.1 | undecidable | manual | P | 217 | 19.869 | 50 | 0.25 | 95 |
IV.VMGN.HHZ. | 2023-09-18T09:16:19.03 | 0.1 | undecidable | manual | P | 177 | 13.1757 | 129 | 0.2 | 97 |
IV.VISG.HHZ. | 2023-09-18T09:16:19.21 | 0.1 | undecidable | manual | P | 331 | 14.7741 | 126 | 0.14 | 99 |
IV.SEI.HHZ. | 2023-09-18T09:16:18.94 | 0.1 | undecidable | manual | P | 261 | 13.3755 | 129 | 0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHE. | ML:0.5 | 0.000034933415 | 0.1024 | AML | other | m | 2023-09-18T09:16:21.78 |
IV.VMGN.HHN. | ML:0.7 | 0.000056345395000000004 | 0.16 | AML | other | m | 2023-09-18T09:16:21.54 |
IV.SEI.HHN. | ML:1.1 | 0.00013899245 | 0.1408 | AML | other | m | 2023-09-18T09:16:21.71 |
IV.VISG.HHE. | ML:0.5 | 0.00003222957 | 0.064 | AML | other | m | 2023-09-18T09:16:22.22 |
IV.VISG.HHN. | ML:0.7 | 0.000051646875 | 0.256 | AML | other | m | 2023-09-18T09:16:22.41 |
IV.SEI.HHE. | ML:1.2 | 0.00016649999999999998 | 0.28 | AML | other | m | 2023-09-18T09:16:22.75 |
IV.BOSL.HHN. | ML:0.1 | 0.000007974894499999999 | 0.0832 | AML | other | m | 2023-09-18T09:16:24.12 |
IV.BOSL.HHE. | ML:0.1 | 0.000009693920500000002 | 0.3584 | AML | other | m | 2023-09-18T09:16:24.84 |
IV.MOCL.EHE. | ML:0.7 | 0.000023761785 | 0.2176 | AML | other | m | 2023-09-18T09:16:26.19 |
IV.MOCL.EHN. | ML:0.8 | 0.00002945847 | 0.1792 | AML | other | m | 2023-09-18T09:16:26.08 |