A magnitude ML 1.1 earthquake occured in region: 5 km W Tredozio (FC), on
and geographic coordinates (lat, lon) 44.0710, 11.6850 at 7 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 |
---|---|---|---|---|
Tredozio | FC | 5 | 1212 | 1212 |
Marradi | FI | 6 | 3139 | 4351 |
Portico e San Benedetto | FC | 9 | 756 | 5107 |
Palazzuolo sul Senio | FI | 12 | 1154 | 6261 |
Premilcuore | FC | 13 | 799 | 7060 |
Rocca San Casciano | FC | 13 | 1910 | 8970 |
Modigliana | FC | 13 | 4560 | 13530 |
San Godenzo | FI | 17 | 1167 | 14697 |
Dovadola | FC | 17 | 1653 | 16350 |
Casola Valsenio | RA | 18 | 2617 | 18967 |
Brisighella | RA | 18 | 7639 | 26606 |
Galeata | FC | 20 | 2516 | 29122 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-10-15 15:14:52 |
44.0707 | 11.6853 | 7 | 2021-10-15 15:24:29 |
Sala Sismica INGV-Roma | 96615681 |
Field | Value |
---|---|
Time (UTC) | 2021-10-15 15:14:52 ± 0.11 |
Latitude | 44.0707 ± 0.0027 |
Longitude | 11.6853 ± 0.0050 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 96615681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 341 |
Semi-minor axis of confidence ellipse (meter) | 201 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 259 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 78 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26440 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 96615681 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-15 15:24:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
AC.KBN.HHZ. | 2021-10-15T15:16:35.56 | 3.0 | negative | manual | Pn | 5.91 | 0 | |||
SI.ROSI.HHZ. | 2021-10-15T15:16:31.60 | 3.0 | undecidable | manual | Sg | 13.88 | 0 | |||
IV.JOPP.HHZ. | 2021-10-15T15:16:28.08 | 3.0 | undecidable | manual | Pg | 18.700001 | 0 | |||
IV.MCRV.HHZ. | 2021-10-15T15:16:24.23 | 3.0 | undecidable | manual | Sn | -1.41 | 0 | |||
IV.CAFE.HHZ. | 2021-10-15T15:16:20.87 | 3.0 | undecidable | manual | Sn | -1.21 | 0 | |||
IV.MTGR.HHZ. | 2021-10-15T15:16:11.61 | 3.0 | negative | manual | Pn | 3.85 | 0 | |||
IX.SCL3.EHZ.02 | 2021-10-15T15:15:51.78 | 3.0 | undecidable | manual | Pg | 7.92 | 0 | |||
GU.GORR.HHZ. | 2021-10-15T15:15:47.65 | 3.0 | undecidable | manual | Sn | 1.12 | 0 | |||
SI.ROSI.HHZ. | 2021-10-15T15:15:46.80 | 3.0 | negative | manual | Pg | 10.67 | 0 | |||
IV.CAFE.HHZ. | 2021-10-15T15:15:38.92 | 3.0 | negative | manual | Pn | 0.34 | 0 | |||
IV.ARRO.EHZ. | 2021-10-15T15:15:22.01 | 3.0 | undecidable | manual | S | -1.88 | 0 | |||
IV.SBPO.HNZ. | 2021-10-15T15:15:12.00 | 3.0 | negative | manual | P | -0.07 | 0 | |||
IV.SENI.HNZ. | 2021-10-15T15:15:06.82 | 3.0 | negative | manual | P | 3.33 | 0 | |||
IV.RUFI.EHZ. | 2021-10-15T15:15:02.58 | 0.1 | undecidable | manual | S | 209 | 29.3484 | 103 | 0.06 | 95 |
IV.SEI.HHZ. | 2021-10-15T15:15:01.74 | 0.1 | undecidable | manual | S | 266 | 26.1516 | 104 | 0.33 | 90 |
IV.VISG.HHZ. | 2021-10-15T15:15:00.72 | 0.1 | undecidable | manual | S | 303 | 23.8539 | 105 | 0.05 | 96 |
IV.CRTC.HHZ. | 2021-10-15T15:15:00.26 | 3.0 | undecidable | manual | P | 1.14 | 0 | |||
IV.SFI.EHZ. | 2021-10-15T15:15:00.40 | 0.1 | undecidable | manual | S | 145 | 22.4553 | 106 | 0.21 | 93 |
IV.BRIS.HHZ. | 2021-10-15T15:14:58.98 | 0.1 | undecidable | manual | S | 21 | 18.2706 | 110 | 0.19 | 94 |
IV.SEI.HHZ. | 2021-10-15T15:14:57.25 | 0.1 | undecidable | manual | P | 266 | 26.1516 | 104 | -0.21 | 92 |
IV.RUFI.EHZ. | 2021-10-15T15:14:57.95 | 0.1 | undecidable | manual | P | 209 | 29.3484 | 103 | -0.15 | 93 |
IV.SFI.EHZ. | 2021-10-15T15:14:56.66 | 0.1 | undecidable | manual | P | 145 | 22.4553 | 106 | -0.1 | 95 |
IV.VISG.HHZ. | 2021-10-15T15:14:56.79 | 0.1 | undecidable | manual | P | 303 | 23.8539 | 105 | -0.24 | 92 |
IV.MURB.HHZ. | 2021-10-15T15:14:55.84 | 3.0 | negative | manual | P | 0.66 | 0 | |||
IV.BRIS.HHZ. | 2021-10-15T15:14:55.96 | 0.1 | undecidable | manual | P | 21 | 18.2706 | 110 | 0.01 | 98 |
IV.LMD.HHZ. | 2021-10-15T15:14:54.32 | 0.1 | undecidable | manual | S | 67 | 1.8981 | 164 | -0.11 | 98 |
IV.LMD.HHZ. | 2021-10-15T15:14:53.41 | 0.1 | undecidable | manual | P | 67 | 1.8981 | 164 | -0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.BRIS.HHE. | ML:1.6 | 0.00033650000000000005 | 0.14 | AML | other | m | 2021-10-15T15:14:59.26 |
IV.BRIS.HHN. | ML:1.9 | 0.0007385 | 0.2 | AML | other | m | 2021-10-15T15:14:59.33 |
IV.SFI.EHE. | ML:1.0 | 0.00007384999999999999 | 0.8 | AML | other | m | 2021-10-15T15:15:00.93 |
IV.VISG.HHE. | ML:0.8 | 0.000045249999999999995 | 1.62 | AML | other | m | 2021-10-15T15:15:01.97 |
IV.SFI.EHN. | ML:1.1 | 0.00008219999999999999 | 0.42 | AML | other | m | 2021-10-15T15:15:01.58 |
IV.VISG.HHN. | ML:0.9 | 0.00005045 | 0.82 | AML | other | m | 2021-10-15T15:15:01.44 |
IV.SEI.HHN. | ML:1.3 | 0.000127 | 0.32 | AML | other | m | 2021-10-15T15:15:04.26 |
IV.SEI.HHE. | ML:1.1 | 0.0000729 | 0.32 | AML | other | m | 2021-10-15T15:15:06.18 |
IV.LMD.HHE. | ML:0.0 | 0.0012300035 | 0.1536 | AML | other | m | 2021-10-15T15:14:54.48 |