A magnitude ML 1.6 earthquake occured in region: 6 km N Marradi (FI), on
and geographic coordinates (lat, lon) 44.1280, 11.6250 at 9 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 | 6 | 3139 | 3139 |
Palazzuolo sul Senio | FI | 6 | 1154 | 4293 |
Casola Valsenio | RA | 11 | 2617 | 6910 |
Tredozio | FC | 11 | 1212 | 8122 |
Castel del Rio | BO | 14 | 1246 | 9368 |
Modigliana | FC | 14 | 4560 | 13928 |
Fontanelice | BO | 15 | 1943 | 15871 |
Brisighella | RA | 16 | 7639 | 23510 |
Portico e San Benedetto | FC | 17 | 756 | 24266 |
Borgo Tossignano | BO | 17 | 3288 | 27554 |
Riolo Terme | RA | 19 | 5720 | 33274 |
Rocca San Casciano | FC | 19 | 1910 | 35184 |
Casalfiumanese | BO | 19 | 3438 | 38622 |
Firenzuola | FI | 20 | 4726 | 43348 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2020-06-02 05:23:53 |
44.1277 | 11.6247 | 9 | 2020-11-19 12:37:02 |
Bollettino Sismico Italiano INGV | 83004981 |
Reviewed Rev100 |
ML 1.6 | 2020-06-02 05:23:53 |
44.119 | 11.6288 | 9 | 2020-06-02 05:34:28 |
Sala Sismica INGV-Roma | 79815621 |
Field | Value |
---|---|
Time (UTC) | 2020-06-02 05:23:53 ± 0.07 |
Latitude | 44.1277 ± 0.0036 |
Longitude | 11.6247 ± 0.0050 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 83004981 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 400 |
Semi-minor axis of confidence ellipse (meter) | 368 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 68 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 84 |
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) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.07734 |
Epicentral distance of station farthest from the epicenter (degree) | 0.56028 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 24 |
Type of magnitude | ML |
Reference to an origin | 83004981 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-09-18 13:34:56 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 17 |
Type of magnitude | ML |
Reference to an origin | 79815621 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-06-02 05:34:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRE.HHZ. | 2020-06-02T05:24:13.44 | 0.3 | undecidable | manual | S | 155 | 62.1933 | 50 | 0.67 | 58 |
IV.ASQU.HHZ. | 2020-06-02T05:24:06.86 | 0.3 | undecidable | manual | S | 160 | 39.0276 | 50 | 0.28 | 68 |
IV.RUFI.EHZ. | 2020-06-02T05:24:05.00 | 0.3 | undecidable | manual | S | 196 | 33.4443 | 50 | -0.09 | 71 |
IV.SFI.EHZ. | 2020-06-02T05:24:04.00 | 0.3 | undecidable | manual | S | 144 | 30.4473 | 50 | -0.29 | 69 |
IV.CRE.HHZ. | 2020-06-02T05:24:04.81 | 0.6 | undecidable | manual | P | 155 | 62.1933 | 50 | 0.26 | 43 |
IV.RINC.HHZ. | 2020-06-02T05:24:03.10 | 0.3 | undecidable | manual | S | 183 | 26.751 | 109 | -0.08 | 72 |
IV.SEI.HHZ. | 2020-06-02T05:24:01.90 | 0.3 | undecidable | manual | S | 249 | 22.755 | 112 | 0.05 | 73 |
IV.RONT.HHZ. | 2020-06-02T05:24:01.90 | 0.3 | undecidable | manual | S | 226 | 21.3675 | 114 | 0.49 | 67 |
IV.ASQU.HHZ. | 2020-06-02T05:24:00.74 | 0.3 | undecidable | manual | P | 160 | 39.0276 | 50 | -0.24 | 68 |
IV.MTRZ.HHZ. | 2020-06-02T05:23:59.22 | 0.3 | undecidable | manual | P | 322 | 25.9518 | 110 | 0.36 | 68 |
IV.SFI.EHZ. | 2020-06-02T05:23:59.27 | 0.3 | undecidable | manual | P | 144 | 30.4473 | 50 | -0.39 | 67 |
IV.VISG.HHZ. | 2020-06-02T05:23:59.70 | 0.3 | undecidable | manual | S | 294 | 16.5723 | 119 | -0.25 | 71 |
IV.RUFI.EHZ. | 2020-06-02T05:23:59.89 | 0.1 | undecidable | manual | P | 196 | 33.4443 | 50 | -0.23 | 92 |
IV.IMOL.EHZ. | 2020-06-02T05:23:59.44 | 0.3 | undecidable | manual | P | 20 | 27.3504 | 109 | 0.31 | 69 |
IV.BRIS.HHZ. | 2020-06-02T05:23:59.70 | 0.3 | undecidable | manual | S | 46 | 15.5733 | 121 | 0.06 | 74 |
IV.RINC.HHZ. | 2020-06-02T05:23:58.92 | 0.1 | undecidable | manual | P | 183 | 26.751 | 109 | -0.1 | 96 |
IV.RONT.HHZ. | 2020-06-02T05:23:58.11 | 0.1 | undecidable | manual | P | 226 | 21.3675 | 114 | 0.11 | 96 |
IV.SEI.HHZ. | 2020-06-02T05:23:58.11 | 0.1 | positive | manual | P | 249 | 22.755 | 112 | -0.14 | 95 |
IV.LMD.HHZ. | 2020-06-02T05:23:57.70 | 0.1 | undecidable | manual | S | 130 | 8.5803 | 137 | -0.05 | 100 |
IV.BRIS.HHZ. | 2020-06-02T05:23:56.93 | 0.1 | positive | manual | P | 46 | 15.5733 | 121 | -0.04 | 99 |
IV.VISG.HHZ. | 2020-06-02T05:23:56.96 | 0.1 | positive | manual | P | 294 | 16.5723 | 119 | -0.19 | 96 |
IV.LMD.HHZ. | 2020-06-02T05:23:55.85 | 0.1 | undecidable | manual | P | 130 | 8.5803 | 137 | -0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RINC.HHE. | ML:1.4 | 0.00015022830000000002 | 0.2816 | AML | other | m | 2020-06-02T05:24:04.32 |
IV.LMD.HHE. | ML:1.7 | 0.0007458037 | 0.1216 | AML | other | m | 2020-06-02T05:23:58.04 |
IV.LMD.HHN. | ML:1.7 | 0.00069658985 | 0.2208 | AML | other | m | 2020-06-02T05:23:58.15 |
IV.BRIS.HHE. | ML:1.8 | 0.00067666665 | 0.0992 | AML | other | m | 2020-06-02T05:24:00.03 |
IV.BRIS.HHN. | ML:1.8 | 0.0006259402 | 0.3008 | AML | other | m | 2020-06-02T05:24:02.58 |
IV.VISG.HHN. | ML:1.7 | 0.00044113855 | 0.08 | AML | other | m | 2020-06-02T05:24:00.33 |
IV.VISG.HHE. | ML:1.5 | 0.00028248095 | 0.1024 | AML | other | m | 2020-06-02T05:24:00.43 |
IV.RONT.HHN. | ML:2.1 | 0.0009520508000000001 | 0.1408 | AML | other | m | 2020-06-02T05:24:02.44 |
IV.RONT.HHE. | ML:2.0 | 0.0006476766499999999 | 0.1184 | AML | other | m | 2020-06-02T05:24:02.40 |
IV.SEI.HHN. | ML:2.2 | 0.0011820728 | 0.2592 | AML | other | m | 2020-06-02T05:24:02.44 |
IV.SEI.HHE. | ML:1.8 | 0.00044249095 | 0.24 | AML | other | m | 2020-06-02T05:24:04.12 |
IV.RINC.HHN. | ML:1.3 | 0.0001108423 | 0.3584 | AML | other | m | 2020-06-02T05:24:04.23 |
IV.MTRZ.HHE. | ML:1.6 | 0.00021235185000000002 | 0.3808 | AML | other | m | 2020-06-02T05:24:07.60 |
IV.MTRZ.HNN. | ML:1.6 | 0.00024832445 | 0.352 | AML | other | m | 2020-06-02T05:24:06.26 |
IV.MTRZ.HHN. | ML:1.7 | 0.0002631329 | 0.3584 | AML | other | m | 2020-06-02T05:24:06.25 |
IV.SFI.EHE. | ML:1.1 | 0.0000594402 | 0.2016 | AML | other | m | 2020-06-02T05:24:05.10 |
IV.SFI.HNN. | ML:1.2 | 0.00007647353 | 0.08 | AML | other | m | 2020-06-02T05:24:05.31 |
IV.SFI.EHN. | ML:1.2 | 0.00006920480499999999 | 0.1216 | AML | other | m | 2020-06-02T05:24:05.06 |
IV.IMOL.HNN. | ML:1.7 | 0.00025233644999999997 | 0.2016 | AML | other | m | 2020-06-02T05:24:07.27 |
IV.IMOL.HNE. | ML:1.7 | 0.0002940073 | 0.1504 | AML | other | m | 2020-06-02T05:24:06.13 |
IV.RUFI.EHN. | ML:1.0 | 0.000039246685000000004 | 0.1792 | AML | other | m | 2020-06-02T05:24:06.05 |
IV.RUFI.EHE. | ML:1.2 | 0.000059323230000000004 | 0.2176 | AML | other | m | 2020-06-02T05:24:05.30 |
IV.ASQU.HHE. | ML:1.4 | 0.00008486245 | 0.16 | AML | other | m | 2020-06-02T05:24:08.27 |
IV.ASQU.HHN. | ML:1.3 | 0.000068638315 | 0.2208 | AML | other | m | 2020-06-02T05:24:08.16 |