A magnitude ML 1.5 earthquake occured in region: 2 km NE Certaldo (FI), on
and geographic coordinates (lat, lon) 43.5630, 11.0510 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 |
---|---|---|---|---|
Certaldo | FI | 2 | 16121 | 16121 |
Castelfiorentino | FI | 8 | 17504 | 33625 |
Gambassi Terme | FI | 8 | 4870 | 38495 |
Montespertoli | FI | 9 | 13537 | 52032 |
Tavarnelle Val di Pesa | FI | 10 | 7800 | 59832 |
Barberino Val d'Elsa | FI | 10 | 4386 | 64218 |
San Gimignano | SI | 11 | 7820 | 72038 |
Montaione | FI | 11 | 3700 | 75738 |
Poggibonsi | SI | 13 | 29196 | 104934 |
San Casciano in Val di Pesa | FI | 15 | 17062 | 121996 |
Colle di Val d'Elsa | SI | 17 | 21620 | 143616 |
Montelupo Fiorentino | FI | 19 | 14098 | 157714 |
Empoli | FI | 19 | 48109 | 205823 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.5 | 2024-04-01 17:32:54 |
43.5628 | 11.0513 | 11 | 2024-04-01 17:42:02 |
Sala Sismica INGV-Roma | 126380161 |
Field | Value |
---|---|
Time (UTC) | 2024-04-01 17:32:54 ± 0.12 |
Latitude | 43.5628 ± 0.0045 |
Longitude | 11.0513 ± 0.0087 |
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 | 126380161 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 566 |
Semi-minor axis of confidence ellipse (meter) | 526 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 96 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 570.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 99 |
Number of associated phases, regardless of their use for origin computation | 43 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.61873 |
Number of stations at which the event was observed | 29 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 126380161 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-01 17:42:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CIGN.HHZ. | 2024-04-01T17:34:39.76 | 3.0 | undecidable | manual | Sg | 12.32 | 0 | |||
IV.PAOL.HHZ. | 2024-04-01T17:34:32.06 | 3.0 | undecidable | manual | Sn | -0.88 | 0 | |||
IV.MSRU.HHZ. | 2024-04-01T17:34:31.19 | 3.0 | undecidable | manual | Pn | 5.43 | 0 | |||
IV.PIGN.HHZ. | 2024-04-01T17:34:24.17 | 3.0 | undecidable | manual | Sn | -0.88 | 0 | |||
IV.MRVN.HHZ. | 2024-04-01T17:34:11.98 | 3.0 | undecidable | manual | Pg | 10.3 | 0 | |||
IV.PAOL.HHZ. | 2024-04-01T17:34:04.21 | 3.0 | undecidable | manual | Pg | 15.03 | 0 | |||
IV.QLNO.HHZ. | 2024-04-01T17:34:03.00 | 3.0 | undecidable | manual | Sg | 9.08 | 0 | |||
IV.SGRT.HHZ. | 2024-04-01T17:34:01.38 | 3.0 | undecidable | manual | Pg | 8.85 | 0 | |||
IV.BSSO.HHZ. | 2024-04-01T17:33:55.55 | 3.0 | positive | manual | Pg | 11.04 | 0 | |||
IV.MRB1.HHZ. | 2024-04-01T17:33:52.74 | 3.0 | undecidable | manual | Pn | 1.48 | 0 | |||
IV.CQUE.HHZ. | 2024-04-01T17:33:49.56 | 3.0 | negative | manual | Pn | 1.67 | 0 | |||
IV.GUMA.HHZ. | 2024-04-01T17:33:47.02 | 3.0 | undecidable | manual | Sg | 1.41 | 0 | |||
IV.INTR.HHZ. | 2024-04-01T17:33:34.24 | 3.0 | undecidable | manual | Pn | -0.74 | 0 | |||
GU.GRAM.HHZ. | 2024-04-01T17:33:29.98 | 3.0 | undecidable | manual | Sg | -0.05 | 0 | |||
IV.BDI.HNZ. | 2024-04-01T17:33:14.81 | 0.6 | undecidable | manual | S | 327 | 66.378 | 50 | 0.03 | 46 |
GU.MAIM.HHN. | 2024-04-01T17:33:12.27 | 0.6 | undecidable | manual | S | 311 | 59.3961 | 50 | -0.63 | 40 |
IV.RINC.EHZ. | 2024-04-01T17:33:12.15 | 0.6 | undecidable | manual | S | 51 | 57.1983 | 50 | -0.18 | 46 |
IV.TRIF.CHZ. | 2024-04-01T17:33:10.57 | 0.6 | undecidable | manual | S | 194 | 51.1155 | 50 | -0.13 | 47 |
IV.MOCL.EHN. | 2024-04-01T17:33:10.41 | 0.6 | undecidable | manual | S | 12 | 50.1165 | 50 | -0.03 | 48 |
IV.BOSL.HHE. | 2024-04-01T17:33:09.85 | 0.6 | undecidable | manual | S | 32 | 48.3183 | 50 | -0.11 | 47 |
IV.MPPT.EHN. | 2024-04-01T17:33:08.36 | 0.6 | undecidable | manual | S | 4 | 43.9227 | 50 | -0.41 | 45 |
IV.PII.HHN. | 2024-04-01T17:33:08.59 | 0.6 | undecidable | manual | S | 293 | 45.8208 | 50 | -0.69 | 40 |
IV.FROS.CHZ. | 2024-04-01T17:33:07.45 | 0.6 | undecidable | manual | S | 168 | 40.0266 | 50 | -0.3 | 46 |
IV.BDI.HNZ. | 2024-04-01T17:33:06.49 | 0.1 | undecidable | manual | P | 327 | 66.378 | 50 | 0.29 | 88 |
GU.CARD.HHE. | 2024-04-01T17:33:06.73 | 0.3 | undecidable | manual | P | 319 | 68.6757 | 50 | 0.18 | 67 |
IV.LOCA.HHZ. | 2024-04-01T17:33:05.45 | 0.6 | undecidable | manual | S | 149 | 33.1446 | 50 | -0.45 | 45 |
IV.SFI.EHZ. | 2024-04-01T17:33:05.14 | 3.0 | negative | manual | P | -0.24 | 0 | |||
GU.MAIM.HHN. | 2024-04-01T17:33:05.29 | 0.1 | undecidable | manual | P | 311 | 59.3961 | 50 | 0.18 | 91 |
IV.VMGN.HHN. | 2024-04-01T17:33:05.73 | 0.3 | undecidable | manual | P | 41 | 58.0974 | 50 | 0.81 | 56 |
IV.RINC.EHZ. | 2024-04-01T17:33:05.21 | 0.3 | undecidable | manual | P | 51 | 57.1983 | 50 | 0.43 | 65 |
IV.MOCL.EHN. | 2024-04-01T17:33:04.28 | 0.3 | undecidable | manual | P | 12 | 50.1165 | 50 | 0.59 | 63 |
IV.TRIF.CHZ. | 2024-04-01T17:33:04.08 | 0.1 | undecidable | manual | P | 194 | 51.1155 | 50 | 0.23 | 91 |
IV.PII.HHN. | 2024-04-01T17:33:03.14 | 0.1 | undecidable | manual | P | 293 | 45.8208 | 50 | 0.12 | 94 |
IV.CRMI.HHE. | 2024-04-01T17:33:03.31 | 0.6 | undecidable | manual | S | 347 | 26.4513 | 50 | -0.81 | 40 |
IV.BOSL.HHE. | 2024-04-01T17:33:03.46 | 0.1 | undecidable | manual | P | 32 | 48.3183 | 50 | 0.05 | 95 |
IV.CSNT.HHZ. | 2024-04-01T17:33:02.24 | 0.6 | undecidable | manual | S | 117 | 21.6672 | 116 | -0.58 | 44 |
IV.MPPT.EHN. | 2024-04-01T17:33:02.70 | 0.3 | undecidable | manual | P | 4 | 43.9227 | 50 | -0.03 | 72 |
IV.FROS.CHZ. | 2024-04-01T17:33:02.35 | 0.1 | undecidable | manual | P | 168 | 40.0266 | 50 | 0.21 | 94 |
IV.OSSC.HHE. | 2024-04-01T17:33:01.09 | 0.6 | undecidable | manual | S | 105 | 16.2726 | 123 | -0.09 | 50 |
IV.LOCA.HHZ. | 2024-04-01T17:33:01.31 | 0.1 | undecidable | manual | P | 149 | 33.1446 | 50 | 0.24 | 94 |
IV.CRMI.HHE. | 2024-04-01T17:32:59.75 | 0.1 | undecidable | manual | P | 347 | 26.4513 | 50 | -0.29 | 94 |
IV.CSNT.HHZ. | 2024-04-01T17:32:59.11 | 0.1 | undecidable | manual | P | 117 | 21.6672 | 116 | -0.18 | 97 |
IV.OSSC.HHE. | 2024-04-01T17:32:58.25 | 0.1 | undecidable | manual | P | 105 | 16.2726 | 123 | -0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LOCA.HHE. | ML:1.4 | 0.00011715 | 0.34 | AML | other | m | 2024-04-01T17:33:06.40 |
IV.LOCA.HHN. | ML:1.5 | 0.0001495 | 0.56 | AML | other | m | 2024-04-01T17:33:07.69 |
IV.LOCA.HNE. | ML:1.5 | 0.0001399794 | 0.31 | AML | other | m | 2024-04-01T17:33:08.29 |
IV.FROS.CHE. | ML:1.7 | 0.00016307765000000003 | 0.12 | AML | other | m | 2024-04-01T17:33:08.04 |