A magnitude ML 0.7 earthquake occured in region: 4 km W Marradi (FI), on
and geographic coordinates (lat, lon) 44.0850, 11.5710 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 4 | 3139 | 3139 |
Palazzuolo sul Senio | FI | 4 | 1154 | 4293 |
Tredozio | FC | 14 | 1212 | 5505 |
Castel del Rio | BO | 15 | 1246 | 6751 |
Firenzuola | FI | 16 | 4726 | 11477 |
Casola Valsenio | RA | 16 | 2617 | 14094 |
Portico e San Benedetto | FC | 18 | 756 | 14850 |
San Godenzo | FI | 18 | 1167 | 16017 |
Vicchio | FI | 19 | 8044 | 24061 |
Fontanelice | BO | 19 | 1943 | 26004 |
Modigliana | FC | 20 | 4560 | 30564 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.7 | 2023-02-18 12:32:27 |
44.0852 | 11.5713 | 10 | 2024-03-01 17:18:17 |
Bollettino Sismico Italiano INGV | 122740441 |
Reviewed Rev100 |
ML 0.7 | 2023-02-18 12:32:27 |
44.084 | 11.5718 | 10 | 2023-02-18 13:17:38 |
Sala Sismica INGV-Roma | 114548201 |
Field | Value |
---|---|
Time (UTC) | 2023-02-18 12:32:27 ± 0.08 |
Latitude | 44.0852 ± 0.0045 |
Longitude | 11.5713 ± 0.0063 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 122740441 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 551 |
Semi-minor axis of confidence ellipse (meter) | 83 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 322 |
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) | 76 |
Number of associated phases, regardless of their use for origin computation | 41 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26800 |
Number of stations at which the event was observed | 31 |
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 | 122740441 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-11-03 11:30:00 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 114548201 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-02-18 13:17:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.CIRO.HHZ. | 2023-02-18T12:34:22.14 | 3.0 | undecidable | manual | Sg | 23.65 | 0 | |||
IV.CDRU.HHZ. | 2023-02-18T12:33:51.92 | 3.0 | undecidable | manual | Sg | 7.94 | 0 | |||
IX.COL3.HHZ.02 | 2023-02-18T12:33:46.40 | 3.0 | undecidable | manual | Sg | 5.64 | 0 | |||
IV.MSRU.HHZ. | 2023-02-18T12:33:45.20 | 3.0 | undecidable | manual | Pg | 20.299999 | 0 | |||
IV.SELL.HHZ. | 2023-02-18T12:33:39.01 | 3.0 | negative | manual | Pg | 16.84 | 0 | |||
IV.CELI.HNZ. | 2023-02-18T12:33:35.70 | 3.0 | undecidable | manual | Pg | 18.690001 | 0 | |||
IV.ERC.EHZ. | 2023-02-18T12:33:33.48 | 3.0 | undecidable | manual | Pg | 12.02 | 0 | |||
IV.CTI.HHZ. | 2023-02-18T12:33:33.32 | 3.0 | undecidable | manual | Sn | 5.77 | 0 | |||
IV.GIB.HHZ. | 2023-02-18T12:33:29.62 | 3.0 | undecidable | manual | Pg | 5.93 | 0 | |||
IV.MSSA.HHZ. | 2023-02-18T12:33:22.17 | 3.0 | undecidable | manual | Sg | 2.64 | 0 | |||
IV.SPS2.HHZ. | 2023-02-18T12:33:21.00 | 3.0 | positive | manual | Pn | 3.79 | 0 | |||
CR.ZAG.BHZ. | 2023-02-18T12:33:13.20 | 3.0 | undecidable | manual | Pn | 14.56 | 0 | |||
OE.WTTA.HHZ. | 2023-02-18T12:33:06.68 | 3.0 | negative | manual | Pn | 2.44 | 0 | |||
OX.FUSE.HHZ. | 2023-02-18T12:33:00.43 | 3.0 | undecidable | manual | Pn | 6.95 | 0 | |||
IV.SENI.EHZ. | 2023-02-18T12:32:57.77 | 3.0 | undecidable | manual | Sg | 4.16 | 0 | |||
GU.CARD.HHZ. | 2023-02-18T12:32:56.42 | 3.0 | undecidable | manual | Sn | -9.53 | 0 | |||
IV.MOCO.HHZ. | 2023-02-18T12:32:55.97 | 3.0 | undecidable | manual | Pn | 5.99 | 0 | |||
IV.GUMA.HHZ. | 2023-02-18T12:32:53.27 | 3.0 | undecidable | manual | Sg | -0.59 | 0 | |||
IV.GIUL.HHZ. | 2023-02-18T12:32:51.50 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.NARO.HHZ. | 2023-02-18T12:32:45.48 | 3.0 | undecidable | manual | Sg | -5.96 | 0 | |||
IV.ATPI.EHZ. | 2023-02-18T12:32:39.15 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.SFI.HNN. | 2023-02-18T12:32:38.19 | 0.6 | undecidable | manual | S | 132 | 29.748 | 50 | 0.31 | 46 |
IV.MTRZ.HHN. | 2023-02-18T12:32:38.04 | 0.6 | undecidable | manual | S | 335 | 27.8499 | 109 | 0.7 | 39 |
IV.RUFI.EHZ. | 2023-02-18T12:32:37.20 | 0.3 | undecidable | manual | S | 190 | 27.8499 | 109 | -0.16 | 73 |
IV.BOSL.HHZ. | 2023-02-18T12:32:36.02 | 0.3 | undecidable | manual | S | 223 | 23.2545 | 112 | 0.17 | 73 |
IV.BRIS.HHZ. | 2023-02-18T12:32:35.67 | 0.3 | undecidable | manual | S | 45 | 21.9669 | 113 | 0.24 | 70 |
IV.PTQR.HHZ. | 2023-02-18T12:32:34.30 | 3.0 | undecidable | manual | Pn | -2.09 | 0 | |||
IV.SEI.HHZ. | 2023-02-18T12:32:33.89 | 0.3 | undecidable | manual | S | 259 | 17.2716 | 119 | -0.1 | 75 |
IV.SFI.HNN. | 2023-02-18T12:32:33.18 | 0.3 | undecidable | manual | P | 132 | 29.748 | 50 | -0.16 | 73 |
IV.VMGN.HHN. | 2023-02-18T12:32:33.65 | 0.3 | undecidable | manual | S | 192 | 14.7741 | 123 | 0.4 | 71 |
IV.MTRZ.HHN. | 2023-02-18T12:32:32.99 | 0.6 | undecidable | manual | P | 335 | 27.8499 | 109 | -0.04 | 49 |
IV.RUFI.EHZ. | 2023-02-18T12:32:32.84 | 0.3 | undecidable | manual | P | 190 | 27.8499 | 109 | -0.2 | 72 |
IV.LMD.HHZ. | 2023-02-18T12:32:32.06 | 0.3 | undecidable | manual | S | 94 | 10.878 | 131 | -0.1 | 76 |
IV.PE3.EHZ. | 2023-02-18T12:32:32.98 | 3.0 | undecidable | manual | Pg | 3.35 | 0 | |||
IV.BOSL.HHZ. | 2023-02-18T12:32:32.18 | 0.1 | undecidable | manual | P | 223 | 23.2545 | 112 | 0.01 | 99 |
IV.BRIS.HHZ. | 2023-02-18T12:32:31.74 | 0.3 | undecidable | manual | P | 45 | 21.9669 | 113 | -0.19 | 74 |
IV.SEI.HHZ. | 2023-02-18T12:32:30.77 | 0.1 | undecidable | manual | P | 259 | 17.2716 | 119 | -0.33 | 95 |
IV.VMGN.HHN. | 2023-02-18T12:32:30.88 | 0.1 | undecidable | manual | P | 192 | 14.7741 | 123 | 0.21 | 97 |
IV.LMD.HHZ. | 2023-02-18T12:32:29.88 | 0.1 | undecidable | manual | P | 94 | 10.878 | 131 | -0.16 | 100 |
IV.ATPI.EHZ. | 2023-02-18T12:32:25.14 | 3.0 | negative | manual | P | -4.1 | 0 | |||
IV.NARO.HHZ. | 2023-02-18T12:32:25.21 | 3.0 | undecidable | manual | Pn | -4.24 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHE. | ML:1.0 | 0.000107940915 | 0.0576 | AML | other | m | 2023-02-18T12:32:32.38 |
IV.LMD.HHN. | ML:1.0 | 0.00011331965 | 0.096 | AML | other | m | 2023-02-18T12:32:32.73 |
IV.SEI.HHN. | ML:1.3 | 0.00016900000000000002 | 0.14 | AML | other | m | 2023-02-18T12:32:34.10 |
IV.SEI.HHE. | ML:0.9 | 0.000068896935 | 0.1216 | AML | other | m | 2023-02-18T12:32:34.63 |
IV.BRIS.HHE. | ML:0.7 | 0.000035707425 | 0.2176 | AML | other | m | 2023-02-18T12:32:35.96 |
IV.BRIS.HHN. | ML:0.8 | 0.000040646705000000005 | 0.256 | AML | other | m | 2023-02-18T12:32:36.31 |
IV.BOSL.HHE. | ML:0.2 | 0.0000115 | 0.7 | AML | other | m | 2023-02-18T12:32:36.45 |
IV.BOSL.HHN. | ML:0.2 | 0.0000125 | 0.92 | AML | other | m | 2023-02-18T12:32:36.88 |
IV.RUFI.EHE. | ML:0.6 | 0.0000208693655 | 1.744 | AML | other | m | 2023-02-18T12:32:38.02 |
IV.RUFI.EHN. | ML:0.3 | 0.000009964875000000002 | 0.1408 | AML | other | m | 2023-02-18T12:32:38.27 |