A magnitude ML 1.2 earthquake occured in region: 2 km NE Certaldo (FI), on
and geographic coordinates (lat, lon) 43.5640, 11.0580 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 | 9 | 4870 | 38495 |
Montespertoli | FI | 9 | 13537 | 52032 |
Tavarnelle Val di Pesa | FI | 9 | 7800 | 59832 |
Barberino Val d'Elsa | FI | 10 | 4386 | 64218 |
San Gimignano | SI | 11 | 7820 | 72038 |
Montaione | FI | 12 | 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 | 20 | 48109 | 205823 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2024-03-31 12:51:48 |
43.5635 | 11.0582 | 11 | 2024-03-31 12:58:58 |
Sala Sismica INGV-Roma | 126339361 |
Field | Value |
---|---|
Time (UTC) | 2024-03-31 12:51:48 ± 0.12 |
Latitude | 43.5635 ± 0.0045 |
Longitude | 11.0582 ± 0.0074 |
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 | 126339361 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 507 |
Semi-minor axis of confidence ellipse (meter) | 425 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 230 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 510.0 |
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 | 35 |
Number of defining phases | 34 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.69518 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 18 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 126339361 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-03-31 12:58:58 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LMD.HHE. | 2024-03-31T12:52:12.03 | 0.6 | undecidable | manual | S | 42 | 77.1672 | 50 | 0.28 | 45 |
IV.FNVD.HHZ. | 2024-03-31T12:52:10.67 | 3.0 | undecidable | manual | S | 0.02 | 0 | |||
GU.CARD.HHE. | 2024-03-31T12:52:09.67 | 0.6 | undecidable | manual | S | 318 | 68.9754 | 50 | 0.1 | 47 |
IV.BDI.HNZ. | 2024-03-31T12:52:08.10 | 0.3 | undecidable | manual | S | 326 | 66.5778 | 50 | -0.84 | 57 |
GU.MAIM.HHZ. | 2024-03-31T12:52:06.86 | 0.6 | undecidable | manual | S | 311 | 59.6958 | 50 | -0.24 | 47 |
IV.SEI.HHE. | 2024-03-31T12:52:06.98 | 0.3 | undecidable | manual | S | 24 | 59.496 | 50 | -0.06 | 73 |
IV.TRIF.CHZ. | 2024-03-31T12:52:05.29 | 0.6 | undecidable | manual | S | 194 | 51.3153 | 50 | 0.43 | 46 |
IV.MOCL.EHZ. | 2024-03-31T12:52:04.97 | 0.6 | undecidable | manual | S | 11 | 49.9167 | 50 | 0.48 | 45 |
IV.BOSL.HHE. | 2024-03-31T12:52:04.41 | 0.6 | undecidable | manual | S | 32 | 48.0186 | 50 | 0.44 | 46 |
IV.PII.HHZ. | 2024-03-31T12:52:03.33 | 0.6 | undecidable | manual | S | 293 | 46.2204 | 50 | -0.18 | 49 |
IV.RUFI.EHE. | 2024-03-31T12:52:03.50 | 0.6 | undecidable | manual | S | 50 | 47.3193 | 50 | -0.28 | 47 |
IV.MPPT.EHZ. | 2024-03-31T12:52:02.55 | 0.6 | undecidable | manual | S | 3 | 43.8228 | 50 | -0.29 | 48 |
IV.LMD.HHE. | 2024-03-31T12:52:02.30 | 0.1 | undecidable | manual | P | 42 | 77.1672 | 50 | 0.35 | 88 |
IV.FROS.CHE. | 2024-03-31T12:52:01.51 | 0.6 | undecidable | manual | S | 169 | 40.0266 | 50 | -0.33 | 48 |
IV.BDI.HNZ. | 2024-03-31T12:52:00.69 | 0.1 | undecidable | manual | P | 326 | 66.5778 | 50 | 0.36 | 90 |
GU.CARD.HHE. | 2024-03-31T12:52:00.80 | 0.1 | undecidable | manual | P | 318 | 68.9754 | 50 | 0.11 | 95 |
IV.SEI.HHE. | 2024-03-31T12:51:59.78 | 0.1 | undecidable | manual | P | 24 | 59.496 | 50 | 0.55 | 87 |
GU.MAIM.HHZ. | 2024-03-31T12:51:59.46 | 0.3 | negative | manual | P | 311 | 59.6958 | 50 | 0.2 | 71 |
IV.RINC.EHN. | 2024-03-31T12:51:59.22 | 0.1 | undecidable | manual | P | 51 | 56.6988 | 50 | 0.41 | 91 |
IV.LOCA.HHZ. | 2024-03-31T12:51:59.60 | 0.6 | undecidable | manual | S | 150 | 32.9448 | 50 | -0.34 | 48 |
IV.TRIF.CHZ. | 2024-03-31T12:51:58.23 | 0.1 | undecidable | manual | P | 194 | 51.3153 | 50 | 0.26 | 95 |
IV.VMGN.HHZ. | 2024-03-31T12:51:58.22 | 0.1 | undecidable | manual | P | 41 | 57.6978 | 50 | -0.73 | 81 |
IV.RUFI.EHE. | 2024-03-31T12:51:57.33 | 0.1 | undecidable | manual | P | 50 | 47.3193 | 50 | -0.02 | 100 |
IV.MOCL.EHZ. | 2024-03-31T12:51:57.73 | 0.1 | undecidable | manual | P | 11 | 49.9167 | 50 | -0.03 | 99 |
IV.PII.HHZ. | 2024-03-31T12:51:57.35 | 0.1 | negative | manual | P | 293 | 46.2204 | 50 | 0.16 | 98 |
IV.CRMI.HHZ. | 2024-03-31T12:51:57.45 | 0.6 | undecidable | manual | S | 346 | 26.5512 | 50 | -0.78 | 42 |
IV.BOSL.HHE. | 2024-03-31T12:51:57.50 | 0.1 | undecidable | manual | P | 32 | 48.0186 | 50 | 0.04 | 100 |
IV.FROS.CHE. | 2024-03-31T12:51:56.09 | 0.1 | undecidable | manual | P | 169 | 40.0266 | 50 | -0.14 | 99 |
IV.CSNT.HHZ. | 2024-03-31T12:51:56.40 | 0.3 | undecidable | manual | S | 118 | 21.1677 | 116 | -0.37 | 73 |
IV.MPPT.EHZ. | 2024-03-31T12:51:56.66 | 0.1 | undecidable | manual | P | 3 | 43.8228 | 50 | -0.15 | 98 |
IV.OSSC.HHZ. | 2024-03-31T12:51:55.19 | 0.6 | undecidable | manual | S | 106 | 15.7731 | 124 | 0.07 | 52 |
IV.LOCA.HHZ. | 2024-03-31T12:51:55.40 | 1.0 | negative | manual | P | 150 | 32.9448 | 50 | 0.26 | 24 |
IV.CRMI.HHZ. | 2024-03-31T12:51:53.93 | 0.6 | undecidable | manual | P | 346 | 26.5512 | 50 | -0.22 | 50 |
IV.CSNT.HHZ. | 2024-03-31T12:51:53.14 | 0.6 | positive | manual | P | 118 | 21.1677 | 116 | -0.16 | 51 |
IV.OSSC.HHZ. | 2024-03-31T12:51:52.38 | 0.6 | undecidable | manual | P | 106 | 15.7731 | 124 | 0.03 | 53 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.OSSC.HHN. | ML:1.4 | 0.000209 | 1.1 | AML | other | m | 2024-03-31T12:51:55.31 |
IV.OSSC.HHE. | ML:1.3 | 0.000171 | 1.02 | AML | other | m | 2024-03-31T12:51:56.63 |
IV.CRMI.HHN. | ML:1.2 | 0.00009185 | 0.54 | AML | other | m | 2024-03-31T12:51:57.97 |
IV.CRMI.HHE. | ML:1.0 | 0.0000579 | 1 | AML | other | m | 2024-03-31T12:51:57.77 |
IV.PII.HHN. | ML:1.4 | 0.0000739 | 0.84 | AML | other | m | 2024-03-31T12:52:04.38 |
IV.PII.HHE. | ML:1.3 | 0.00006235 | 1.1 | AML | other | m | 2024-03-31T12:52:04.83 |
IV.CSNT.HHE. | ML:0.9 | 0.000058572575 | 0.22 | AML | other | m | 2024-03-31T12:51:56.53 |
IV.CSNT.HHN. | ML:0.9 | 0.000062316365 | 0.3 | AML | other | m | 2024-03-31T12:51:58.95 |
IV.CRMI.HNE. | ML:1.4 | 0.00015686075 | 3 | AML | other | m | 2024-03-31T12:51:53.17 |
IV.CRMI.HNN. | ML:1.5 | 0.00018465605000000002 | 0.62 | AML | other | m | 2024-03-31T12:52:01.68 |
IV.LOCA.HHE. | ML:1.0 | 0.000045195445 | 0.1 | AML | other | m | 2024-03-31T12:52:00.60 |
IV.LOCA.HHN. | ML:1.1 | 0.000057483624999999995 | 0.18 | AML | other | m | 2024-03-31T12:52:02.04 |
GU.MAIM.HHE. | ML:1.2 | 0.000036865285 | 1.54 | AML | other | m | 2024-03-31T12:52:18.07 |
GU.MAIM.HHN. | ML:1.0 | 0.000020376209999999997 | 1.52 | AML | other | m | 2024-03-31T12:52:23.85 |