A magnitude ML 0.9 earthquake occured in region: 4 km SE Imola (BO), on
and geographic coordinates (lat, lon) 44.3260, 11.7420 at 23 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 |
---|---|---|---|---|
Imola | BO | 4 | 69797 | 69797 |
Castel Bolognese | RA | 5 | 9554 | 79351 |
Riolo Terme | RA | 6 | 5720 | 85071 |
Solarolo | RA | 9 | 4488 | 89559 |
Dozza | BO | 10 | 6652 | 96211 |
Bagnara di Romagna | RA | 10 | 2429 | 98640 |
Mordano | BO | 10 | 4760 | 103400 |
Casalfiumanese | BO | 10 | 3438 | 106838 |
Brisighella | RA | 12 | 7639 | 114477 |
Faenza | RA | 12 | 58541 | 173018 |
Castel Guelfo di Bologna | BO | 13 | 4455 | 177473 |
Borgo Tossignano | BO | 13 | 3288 | 180761 |
Castel San Pietro Terme | BO | 15 | 20811 | 201572 |
Casola Valsenio | RA | 15 | 2617 | 204189 |
Massa Lombarda | RA | 15 | 10653 | 214842 |
Sant'Agata sul Santerno | RA | 16 | 2862 | 217704 |
Fontanelice | BO | 16 | 1943 | 219647 |
Lugo | RA | 17 | 32390 | 252037 |
Cotignola | RA | 17 | 7474 | 259511 |
Medicina | BO | 19 | 16739 | 276250 |
Modigliana | FC | 19 | 4560 | 280810 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2024-05-01 13:59:05 |
44.3262 | 11.7418 | 23 | 2024-05-01 14:20:42 |
Sala Sismica INGV-Roma | 127291291 |
Field | Value |
---|---|
Time (UTC) | 2024-05-01 13:59:05 ± 0.38 |
Latitude | 44.3262 ± 0.0117 |
Longitude | 11.7418 ± 0.0214 |
Depth (km) | 23 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 127291291 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1687 |
Semi-minor axis of confidence ellipse (meter) | 944 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 288 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1690.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 172 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.36 |
Epicentral distance of station closest to the epicenter (degree) | 0.03327 |
Epicentral distance of station farthest from the epicenter (degree) | 0.47484 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 127291291 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-05-01 14:20:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VMGN.HHZ. | 2024-05-01T13:59:21.15 | 0.3 | undecidable | manual | S | 202 | 44.4222 | 110 | 0.76 | 55 |
IV.SEI.HHZ. | 2024-05-01T13:59:20.11 | 0.6 | undecidable | manual | S | 225 | 42.9237 | 111 | 0.12 | 48 |
IV.MTRZ.HHZ. | 2024-05-01T13:59:16.05 | 0.3 | undecidable | manual | S | 267 | 25.1526 | 126 | 0.25 | 76 |
IV.VISG.HHZ. | 2024-05-01T13:59:15.74 | 0.6 | undecidable | manual | S | 238 | 28.749 | 122 | -0.86 | 39 |
IV.BOSL.HHE. | 2024-05-01T13:59:15.31 | 0.1 | undecidable | manual | P | 214 | 52.7028 | 106 | 0.01 | 97 |
IV.LMD.HHZ. | 2024-05-01T13:59:15.98 | 0.3 | undecidable | manual | S | 186 | 27.75 | 123 | -0.38 | 75 |
IV.SEI.HHZ. | 2024-05-01T13:59:14.10 | 1.0 | undecidable | manual | P | 225 | 42.9237 | 111 | 0.24 | 24 |
IV.VMGN.HHZ. | 2024-05-01T13:59:14.35 | 0.1 | undecidable | manual | P | 202 | 44.4222 | 110 | 0.26 | 93 |
IT.MOG.HNN. | 2024-05-01T13:59:13.99 | 0.6 | undecidable | manual | S | 173 | 17.3715 | 138 | -0.26 | 52 |
IV.IMOL.EHN. | 2024-05-01T13:59:12.78 | 0.3 | undecidable | manual | S | 1 | 3.6963 | 170 | 0.19 | 78 |
IV.LMD.HHZ. | 2024-05-01T13:59:11.24 | 0.1 | undecidable | manual | P | 186 | 27.75 | 123 | -0.53 | 93 |
IV.MTRZ.HHZ. | 2024-05-01T13:59:11.77 | 0.1 | undecidable | manual | P | 267 | 25.1526 | 126 | 0.32 | 100 |
IV.VISG.HHZ. | 2024-05-01T13:59:11.36 | 0.6 | undecidable | manual | P | 238 | 28.749 | 122 | -0.55 | 43 |
IT.MOG.HNN. | 2024-05-01T13:59:10.98 | 0.6 | undecidable | manual | P | 173 | 17.3715 | 138 | 0.43 | 47 |
IV.IMOL.EHN. | 2024-05-01T13:59:09.46 | 0.1 | undecidable | manual | P | 1 | 3.6963 | 170 | -0.13 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VISG.HHN. | ML:0.0 | 0.0000269 | 0.74 | AML | other | m | 2024-05-01T13:59:16.65 |
IV.VISG.HHE. | ML:0.0 | 0.0000258 | 0.14 | AML | other | m | 2024-05-01T13:59:17.45 |
IV.MTRZ.HHE. | ML:1.3 | 0.00008434999999999999 | 1.48 | AML | other | m | 2024-05-01T13:59:18.85 |
IV.MTRZ.HHN. | ML:1.1 | 0.00006170000000000001 | 1.58 | AML | other | m | 2024-05-01T13:59:23.07 |
IV.LMD.HHE. | ML:0.7 | 0.000020687765 | 0.1 | AML | other | m | 2024-05-01T13:59:17.24 |
IV.LMD.HHN. | ML:0.8 | 0.000027111219999999997 | 0.12 | AML | other | m | 2024-05-01T13:59:17.18 |