A magnitude ML 1.8 earthquake occured in region: 4 km N Poggibonsi (SI), on
and geographic coordinates (lat, lon) 43.5000, 11.1560 at 6 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 |
---|---|---|---|---|
Poggibonsi | SI | 4 | 29196 | 29196 |
Barberino Val d'Elsa | FI | 5 | 4386 | 33582 |
Tavarnelle Val di Pesa | FI | 7 | 7800 | 41382 |
Colle di Val d'Elsa | SI | 9 | 21620 | 63002 |
San Gimignano | SI | 10 | 7820 | 70822 |
Certaldo | FI | 11 | 16121 | 86943 |
Castellina in Chianti | SI | 11 | 2859 | 89802 |
Monteriggioni | SI | 13 | 9810 | 99612 |
Greve in Chianti | FI | 16 | 13862 | 113474 |
Gambassi Terme | FI | 17 | 4870 | 118344 |
Montespertoli | FI | 17 | 13537 | 131881 |
San Casciano in Val di Pesa | FI | 18 | 17062 | 148943 |
Radda in Chianti | SI | 18 | 1613 | 150556 |
Castelfiorentino | FI | 19 | 17504 | 168060 |
Casole d'Elsa | SI | 20 | 3897 | 171957 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.8 | 2023-07-19 08:30:56 |
43.5002 | 11.156 | 6 | 2023-07-19 09:00:20 |
Sala Sismica INGV-Roma | 119392741 |
Field | Value |
---|---|
Time (UTC) | 2023-07-19 08:30:56 ± 0.07 |
Latitude | 43.5002 ± 0.0036 |
Longitude | 11.1560 ± 0.0074 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 119392741 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 452 |
Semi-minor axis of confidence ellipse (meter) | 405 |
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) | 450.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 90 |
Number of associated phases, regardless of their use for origin computation | 43 |
Number of defining phases | 31 |
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) | 1.18531 |
Number of stations at which the event was observed | 38 |
Number of stations from which data was used for origin computation | 26 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 119392741 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-07-19 09:00:20 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
CH.BNALP.HHZ. | 2023-07-19T08:32:42.18 | 3.0 | undecidable | manual | Sn | -0.24 | 0 | |||
IV.MARS.HHZ. | 2023-07-19T08:32:37.41 | 3.0 | negative | manual | Pg | 15.19 | 0 | |||
IV.BRMO.HHZ. | 2023-07-19T08:32:31.27 | 3.0 | undecidable | manual | Sg | 9.89 | 0 | |||
IV.SPS2.HHZ. | 2023-07-19T08:32:25.50 | 3.0 | negative | manual | Pn | 4.77 | 0 | |||
CH.FUORN.HHZ. | 2023-07-19T08:32:22.09 | 3.0 | undecidable | manual | Sn | -3.12 | 0 | |||
OX.VARN.HHZ. | 2023-07-19T08:32:17.77 | 3.0 | undecidable | manual | Sg | 7.46 | 0 | |||
IV.PTRP.HHZ. | 2023-07-19T08:32:16.80 | 3.0 | undecidable | manual | Pg | 10.09 | 0 | |||
IV.MTMR.HNZ. | 2023-07-19T08:32:09.95 | 3.0 | undecidable | manual | Pg | 15.12 | 0 | |||
IV.MAGA.HHZ. | 2023-07-19T08:32:04.25 | 3.0 | undecidable | manual | Sn | 0.49 | 0 | |||
SI.MOSI.HHZ. | 2023-07-19T08:31:51.95 | 3.0 | positive | manual | Pg | 6.23 | 0 | |||
IT.VALS.HNZ. | 2023-07-19T08:31:42.42 | 3.0 | undecidable | manual | Pn | 0.49 | 0 | |||
IV.BAG8.EHZ. | 2023-07-19T08:31:41.97 | 3.0 | positive | manual | Pg | 6.82 | 0 | |||
IV.IMOL.HNZ. | 2023-07-19T08:31:30.19 | 0.3 | undecidable | manual | S | 0.16 | 1.59 | |||
IV.ASSB.HHZ. | 2023-07-19T08:31:18.06 | 0.6 | undecidable | manual | P | 112 | 131.5683 | 50 | -0.54 | 37 |
IV.ATVO.HHZ. | 2023-07-19T08:31:14.13 | 0.6 | undecidable | manual | P | 97 | 101.6205 | 50 | 0.15 | 42 |
IV.PARC.HHZ. | 2023-07-19T08:31:12.25 | 0.1 | undecidable | manual | P | 79 | 88.5447 | 50 | 0.28 | 85 |
IV.CASP.HHZ. | 2023-07-19T08:31:11.46 | 0.3 | undecidable | manual | P | 197 | 82.1511 | 50 | 0.48 | 62 |
IV.BDI.HHZ. | 2023-07-19T08:31:10.60 | 0.6 | undecidable | manual | P | 324 | 76.8675 | 50 | 0.43 | 42 |
IV.VISG.HHZ. | 2023-07-19T08:31:10.16 | 0.6 | undecidable | manual | P | 16 | 79.5648 | 50 | -0.43 | 42 |
IV.SFI.EHZ. | 2023-07-19T08:31:09.19 | 0.3 | negative | manual | P | 51 | 71.2731 | 50 | -0.12 | 68 |
GU.POPM.HHZ. | 2023-07-19T08:31:09.39 | 0.3 | undecidable | manual | P | 332 | 68.376 | 50 | 0.53 | 62 |
GU.MAIM.HHZ. | 2023-07-19T08:31:09.43 | 0.6 | positive | manual | P | 311 | 70.2741 | 50 | 0.28 | 44 |
IV.CAFI.HHZ. | 2023-07-19T08:31:08.58 | 0.1 | undecidable | manual | P | 106 | 67.9764 | 50 | -0.22 | 89 |
IV.CRMI.HHZ. | 2023-07-19T08:31:08.22 | 0.6 | undecidable | manual | S | 337 | 35.742 | 100 | -0.66 | 42 |
IV.CRE.HHZ. | 2023-07-19T08:31:08.64 | 1.0 | undecidable | manual | P | 78 | 65.2902 | 50 | 0.25 | 22 |
IV.SEI.HHZ. | 2023-07-19T08:31:08.02 | 0.6 | undecidable | manual | P | 15 | 63.5919 | 50 | -0.1 | 46 |
IV.FROS.CHZ. | 2023-07-19T08:31:07.35 | 0.6 | undecidable | manual | S | 180 | 32.2455 | 101 | -0.34 | 47 |
IV.MOCL.EHZ. | 2023-07-19T08:31:07.12 | 0.6 | undecidable | manual | P | 2 | 55.9995 | 50 | 0.16 | 46 |
IV.VMGN.HHZ. | 2023-07-19T08:31:07.33 | 0.1 | undecidable | manual | P | 31 | 58.7967 | 50 | -0.05 | 94 |
IV.PII.HHZ. | 2023-07-19T08:31:07.03 | 0.6 | undecidable | manual | P | 296 | 56.2992 | 50 | 0.02 | 48 |
IV.RIBO.EHZ. | 2023-07-19T08:31:07.92 | 1.0 | undecidable | manual | P | 188 | 61.7937 | 50 | 0.08 | 23 |
IV.MPPT.EHZ. | 2023-07-19T08:31:05.93 | 1.0 | undecidable | manual | P | 354 | 51.0156 | 50 | -0.25 | 23 |
IV.RUFI.EHZ. | 2023-07-19T08:31:05.02 | 1.0 | undecidable | manual | P | 37 | 47.0196 | 50 | -0.55 | 21 |
IV.TRIF.CHZ. | 2023-07-19T08:31:05.53 | 0.3 | undecidable | manual | P | 206 | 47.4192 | 50 | -0.1 | 71 |
IV.BOSL.HHZ. | 2023-07-19T08:31:05.76 | 0.6 | negative | manual | P | 20 | 50.9157 | 50 | -0.41 | 44 |
IV.LOCA.HNZ. | 2023-07-19T08:31:04.26 | 0.6 | undecidable | manual | S | 158 | 23.1546 | 105 | -0.35 | 47 |
IV.CRMI.HHZ. | 2023-07-19T08:31:03.40 | 0.1 | positive | manual | P | 337 | 35.742 | 100 | -0.16 | 96 |
IV.FROS.CHZ. | 2023-07-19T08:31:02.98 | 0.1 | undecidable | manual | P | 180 | 32.2455 | 101 | 0.11 | 98 |
IV.LOCA.HNZ. | 2023-07-19T08:31:01.03 | 0.1 | undecidable | manual | P | 158 | 23.1546 | 105 | -0.07 | 100 |
IV.CSNT.HHZ. | 2023-07-19T08:31:00.71 | 0.6 | undecidable | manual | S | 105 | 11.1777 | 119 | -0.05 | 51 |
IV.OSSC.HHZ. | 2023-07-19T08:31:00.07 | 0.6 | undecidable | manual | S | 70 | 7.6812 | 129 | 0.32 | 49 |
IV.OSSC.HHZ. | 2023-07-19T08:30:58.63 | 0.1 | undecidable | manual | P | 70 | 7.6812 | 129 | 0.34 | 97 |
IV.CSNT.HHZ. | 2023-07-19T08:30:58.98 | 1.0 | undecidable | manual | P | 105 | 11.1777 | 119 | 0.11 | 25 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.OSSC.HHN. | ML:2.3 | 0.003325 | 0.6 | AML | other | m | 2023-07-19T08:31:00.14 |
IV.OSSC.HHE. | ML:2.3 | 0.00376 | 1.34 | AML | other | m | 2023-07-19T08:31:00.12 |
IV.CSNT.HHE. | ML:2.0 | 0.0014299999999999998 | 0.22 | AML | other | m | 2023-07-19T08:31:00.83 |
IV.CSNT.HHN. | ML:2.0 | 0.00148 | 0.36 | AML | other | m | 2023-07-19T08:31:00.96 |
IV.FROS.CHE. | ML:2.7 | 0.002245 | 0.2 | AML | other | m | 2023-07-19T08:31:07.60 |
IV.FROS.CHN. | ML:2.3 | 0.000964 | 0.4 | AML | other | m | 2023-07-19T08:31:08.14 |
IV.CRMI.HHE. | ML:1.2 | 0.00007014999999999998 | 1.18 | AML | other | m | 2023-07-19T08:31:09.00 |
IV.CRMI.HHN. | ML:1.5 | 0.000122 | 0.32 | AML | other | m | 2023-07-19T08:31:11.41 |
IV.RUFI.EHE. | ML:1.6 | 0.0001215 | 1.06 | AML | other | m | 2023-07-19T08:31:12.67 |
IV.RUFI.EHN. | ML:1.9 | 0.0002505 | 1.62 | AML | other | m | 2023-07-19T08:31:12.16 |
IV.TRIF.CHE. | ML:1.8 | 0.000178 | 0.14 | AML | other | m | 2023-07-19T08:31:12.35 |
IV.TRIF.CHN. | ML:1.8 | 0.000192 | 0.14 | AML | other | m | 2023-07-19T08:31:12.63 |
IV.BOSL.HHE. | ML:1.6 | 0.000113 | 0.16 | AML | other | m | 2023-07-19T08:31:12.91 |
IV.BOSL.HHN. | ML:1.5 | 0.0000752 | 1.42 | AML | other | m | 2023-07-19T08:31:13.99 |
IV.MPPT.EHE. | ML:2.0 | 0.000256 | 0.28 | AML | other | m | 2023-07-19T08:31:14.34 |
IV.MPPT.EHN. | ML:1.9 | 0.00020400000000000003 | 0.34 | AML | other | m | 2023-07-19T08:31:14.52 |
IV.MOCL.EHE. | ML:1.9 | 0.00017549999999999998 | 1.16 | AML | other | m | 2023-07-19T08:31:15.17 |
IV.MOCL.EHN. | ML:2.1 | 0.00028500000000000004 | 1.18 | AML | other | m | 2023-07-19T08:31:15.95 |
IV.PII.HHE. | ML:1.6 | 0.0001014 | 1.28 | AML | other | m | 2023-07-19T08:31:16.77 |
IV.PII.HHN. | ML:1.7 | 0.0001225 | 0.28 | AML | other | m | 2023-07-19T08:31:16.21 |