A magnitude ML 1.4 earthquake occured in region: 5 km N Marradi (FI), on
and geographic coordinates (lat, lon) 44.1180, 11.6230 at 9 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 |
---|---|---|---|---|
Marradi | FI | 5 | 3139 | 3139 |
Palazzuolo sul Senio | FI | 6 | 1154 | 4293 |
Tredozio | FC | 11 | 1212 | 5505 |
Casola Valsenio | RA | 12 | 2617 | 8122 |
Castel del Rio | BO | 14 | 1246 | 9368 |
Modigliana | FC | 14 | 4560 | 13928 |
Portico e San Benedetto | FC | 16 | 756 | 14684 |
Fontanelice | BO | 16 | 1943 | 16627 |
Brisighella | RA | 17 | 7639 | 24266 |
Borgo Tossignano | BO | 18 | 3288 | 27554 |
Rocca San Casciano | FC | 19 | 1910 | 29464 |
Firenzuola | FI | 19 | 4726 | 34190 |
Riolo Terme | RA | 20 | 5720 | 39910 |
Premilcuore | FC | 20 | 799 | 40709 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2020-06-01 18:27:23 |
44.118 | 11.6232 | 9 | 2020-06-01 18:43:02 |
Sala Sismica INGV-Roma | 79793221 |
Field | Value |
---|---|
Time (UTC) | 2020-06-01 18:27:23 ± 0.12 |
Latitude | 44.1180 ± 0.0054 |
Longitude | 11.6232 ± 0.0075 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 79793221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 579 |
Semi-minor axis of confidence ellipse (meter) | 305 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 227 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 590.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 80 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.39 |
Epicentral distance of station closest to the epicenter (degree) | 0.07285 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36243 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 79793221 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-06-01 18:43:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ASQU.HHZ. | 2020-06-01T18:27:36.65 | 0.3 | undecidable | manual | S | 160 | 38.0286 | 50 | 0.39 | 66 |
IV.FNVD.HHZ. | 2020-06-01T18:27:36.90 | 0.3 | undecidable | manual | S | 278 | 40.2264 | 50 | 0.06 | 71 |
IV.SFI.EHZ. | 2020-06-01T18:27:34.04 | 0.6 | undecidable | manual | S | 143 | 29.6481 | 107 | 0.03 | 48 |
IV.MTRZ.HHZ. | 2020-06-01T18:27:34.60 | 0.3 | undecidable | manual | S | 324 | 26.751 | 109 | 1.54 | 40 |
IV.IMOL.EHZ. | 2020-06-01T18:27:34.77 | 0.3 | undecidable | manual | S | 19 | 28.4493 | 108 | 1.16 | 49 |
IV.RINC.HHZ. | 2020-06-01T18:27:32.99 | 0.3 | undecidable | manual | S | 183 | 25.752 | 110 | 0.27 | 70 |
IV.SEI.HHZ. | 2020-06-01T18:27:31.70 | 0.3 | undecidable | manual | S | 252 | 22.2555 | 113 | 0.1 | 72 |
IV.RONT.HHZ. | 2020-06-01T18:27:31.48 | 0.3 | undecidable | manual | S | 228 | 20.4684 | 114 | 0.43 | 68 |
IV.ASQU.HHZ. | 2020-06-01T18:27:30.65 | 0.1 | undecidable | manual | P | 160 | 38.0286 | 50 | -0.11 | 94 |
IV.FNVD.HHZ. | 2020-06-01T18:27:30.78 | 0.1 | undecidable | manual | P | 278 | 40.2264 | 50 | -0.31 | 90 |
IV.SFI.EHZ. | 2020-06-01T18:27:29.18 | 0.1 | undecidable | manual | P | 143 | 29.6481 | 107 | -0.28 | 92 |
IV.MTRZ.HHZ. | 2020-06-01T18:27:29.04 | 0.6 | undecidable | manual | P | 324 | 26.751 | 109 | 0.12 | 48 |
IV.VISG.HHZ. | 2020-06-01T18:27:29.26 | 0.3 | undecidable | manual | S | 298 | 16.9719 | 119 | -0.69 | 62 |
IV.BRIS.HHZ. | 2020-06-01T18:27:29.54 | 0.3 | undecidable | manual | S | 44 | 16.4724 | 119 | -0.24 | 71 |
IV.IMOL.EHZ. | 2020-06-01T18:27:28.62 | 1.0 | undecidable | manual | P | 19 | 28.4493 | 108 | -0.61 | 21 |
IV.RINC.HHZ. | 2020-06-01T18:27:28.76 | 0.1 | undecidable | manual | P | 183 | 25.752 | 110 | 0.04 | 97 |
IV.LMD.HHZ. | 2020-06-01T18:27:27.55 | 0.3 | undecidable | manual | S | 124 | 8.0808 | 139 | 0.05 | 75 |
IV.RONT.HHZ. | 2020-06-01T18:27:27.84 | 0.1 | positive | manual | P | 228 | 20.4684 | 114 | 0.09 | 97 |
IV.SEI.HHZ. | 2020-06-01T18:27:27.85 | 0.1 | positive | manual | P | 252 | 22.2555 | 113 | -0.22 | 94 |
IV.BRIS.HHZ. | 2020-06-01T18:27:26.74 | 0.1 | positive | manual | P | 44 | 16.4724 | 119 | -0.28 | 94 |
IV.VISG.HHZ. | 2020-06-01T18:27:26.61 | 0.1 | undecidable | manual | P | 298 | 16.9719 | 119 | -0.5 | 89 |
IV.LMD.HHZ. | 2020-06-01T18:27:25.65 | 0.1 | undecidable | manual | P | 124 | 8.0808 | 139 | -0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHN. | ML:1.2 | 0.00023150000000000002 | 1.5 | AML | other | m | 2020-06-01T18:27:28.12 |
IV.LMD.HHE. | ML:1.2 | 0.000241 | 0.66 | AML | other | m | 2020-06-01T18:27:28.66 |
IV.BRIS.HHE. | ML:1.5 | 0.000315 | 1.72 | AML | other | m | 2020-06-01T18:27:30.90 |
IV.VISG.HHN. | ML:1.6 | 0.000348 | 1.48 | AML | other | m | 2020-06-01T18:27:30.83 |
IV.VISG.HHE. | ML:1.5 | 0.000293 | 0.14 | AML | other | m | 2020-06-01T18:27:30.15 |
IV.SEI.HHE. | ML:1.8 | 0.000384 | 0.98 | AML | other | m | 2020-06-01T18:27:32.59 |
IV.SEI.HHN. | ML:2.2 | 0.0010554999999999998 | 0.24 | AML | other | m | 2020-06-01T18:27:32.12 |
IV.RONT.HHN. | ML:2.0 | 0.0008035 | 0.36 | AML | other | m | 2020-06-01T18:27:32.14 |
IV.RONT.HHE. | ML:1.9 | 0.0005705 | 0.54 | AML | other | m | 2020-06-01T18:27:32.81 |
IV.BRIS.HHN. | ML:1.6 | 0.00032799999999999995 | 0.3 | AML | other | m | 2020-06-01T18:27:32.40 |
IV.RINC.HHN. | ML:1.0 | 0.00006104999999999999 | 0.5 | AML | other | m | 2020-06-01T18:27:33.85 |
IV.RINC.HHE. | ML:1.1 | 0.00008094999999999999 | 1.46 | AML | other | m | 2020-06-01T18:27:33.12 |
IV.SFI.EHN. | ML:0.8 | 0.00003325 | 0.56 | AML | other | m | 2020-06-01T18:27:34.33 |
IV.SFI.EHE. | ML:1.0 | 0.0000471 | 0.62 | AML | other | m | 2020-06-01T18:27:34.99 |
IV.FNVD.HHN. | ML:1.5 | 0.00010980000000000001 | 0.14 | AML | other | m | 2020-06-01T18:27:37.38 |
IV.FNVD.HHE. | ML:1.4 | 0.00008205 | 0.34 | AML | other | m | 2020-06-01T18:27:37.65 |
IV.ASQU.HHN. | ML:1.0 | 0.00003355 | 0.82 | AML | other | m | 2020-06-01T18:27:38.03 |
IV.ASQU.HHE. | ML:0.9 | 0.0000277 | 1.16 | AML | other | m | 2020-06-01T18:27:38.14 |