A magnitude ML 1.1 earthquake occured in region: 3 km SE Alto Reno Terme (BO), on
and geographic coordinates (lat, lon) 44.1380, 10.9980 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 |
---|---|---|---|---|
Alto Reno Terme | BO | 3 | 6960 | 6960 |
Sambuca Pistoiese | PT | 4 | 1626 | 8586 |
Castel di Casio | BO | 4 | 3448 | 12034 |
Camugnano | BO | 8 | 1885 | 13919 |
Gaggio Montano | BO | 8 | 4878 | 18797 |
Lizzano in Belvedere | BO | 9 | 2212 | 21009 |
Castiglione dei Pepoli | BO | 13 | 5648 | 26657 |
Cantagallo | PO | 15 | 3105 | 29762 |
Montese | MO | 15 | 3353 | 33115 |
Vernio | PO | 16 | 6060 | 39175 |
Castel d'Aiano | BO | 16 | 1906 | 41081 |
Fanano | MO | 18 | 2989 | 44070 |
Grizzana Morandi | BO | 18 | 3916 | 47986 |
Vergato | BO | 19 | 7639 | 55625 |
San Marcello Pistoiese | PT | 19 | 6416 | 62041 |
Cutigliano | PT | 20 | 1488 | 63529 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-08-31 23:15:11 |
44.1382 | 10.9978 | 9 | 2021-08-31 23:21:49 |
Sala Sismica INGV-Roma | 94889851 |
Field | Value |
---|---|
Time (UTC) | 2021-08-31 23:15:11 ± 0.1 |
Latitude | 44.1382 ± 0.0054 |
Longitude | 10.9978 ± 0.0088 |
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 | 94889851 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 591 |
Semi-minor axis of confidence ellipse (meter) | 535 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 80 |
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) | 76 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.09443 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36243 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 94889851 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-31 23:21:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.GSCL.HHZ. | 2021-08-31T23:15:25.36 | 0.3 | undecidable | manual | S | 306 | 40.2264 | 50 | -0.19 | 70 |
IV.CRMI.HHE. | 2021-08-31T23:15:25.22 | 0.3 | undecidable | manual | S | 182 | 38.0286 | 50 | 0.25 | 70 |
IV.ZCCA.HHZ. | 2021-08-31T23:15:21.92 | 0.6 | undecidable | manual | S | 356 | 23.6541 | 111 | 1.14 | 34 |
IV.MPPT.EHZ. | 2021-08-31T23:15:20.16 | 0.1 | undecidable | manual | S | 160 | 21.3675 | 113 | 0.12 | 98 |
GU.POPM.HHZ. | 2021-08-31T23:15:20.17 | 0.3 | undecidable | manual | S | 242 | 21.7671 | 113 | -0.01 | 75 |
IV.CRMI.HHE. | 2021-08-31T23:15:19.97 | 0.3 | undecidable | manual | P | 182 | 38.0286 | 50 | 0.5 | 66 |
IV.MOCL.EHZ. | 2021-08-31T23:15:19.74 | 0.3 | undecidable | manual | S | 135 | 20.7681 | 114 | -0.11 | 74 |
GU.GSCL.HHZ. | 2021-08-31T23:15:19.37 | 0.1 | undecidable | manual | P | 306 | 40.2264 | 50 | -0.44 | 89 |
IV.ZCCA.HHZ. | 2021-08-31T23:15:17.20 | 0.3 | undecidable | manual | P | 356 | 23.6541 | 111 | 0.15 | 73 |
GU.POPM.HHZ. | 2021-08-31T23:15:16.68 | 0.1 | positive | manual | P | 242 | 21.7671 | 113 | -0.03 | 100 |
IV.FNVD.HHZ. | 2021-08-31T23:15:16.75 | 0.3 | undecidable | manual | S | 72 | 10.4784 | 132 | -0.07 | 76 |
IV.MOCL.EHZ. | 2021-08-31T23:15:16.37 | 0.1 | undecidable | manual | P | 135 | 20.7681 | 114 | -0.15 | 98 |
IV.MPPT.EHZ. | 2021-08-31T23:15:16.55 | 0.1 | undecidable | manual | P | 160 | 21.3675 | 113 | -0.08 | 99 |
IV.FNVD.HHZ. | 2021-08-31T23:15:14.57 | 0.1 | undecidable | manual | P | 72 | 10.4784 | 132 | -0.2 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MOCL.EHE. | ML:1.4 | 0.00016949999999999997 | 1.84 | AML | other | m | 2021-08-31T23:15:19.99 |
IV.MOCL.EHN. | ML:1.0 | 0.00007314999999999999 | 0.34 | AML | other | m | 2021-08-31T23:15:20.35 |
IV.MPPT.EHE. | ML:0.9 | 0.00005385 | 0.32 | AML | other | m | 2021-08-31T23:15:20.43 |
GU.POPM.HHE. | ML:1.3 | 0.00014399999999999998 | 0.28 | AML | other | m | 2021-08-31T23:15:20.33 |
IV.MPPT.EHN. | ML:0.8 | 0.00004355000000000001 | 0.28 | AML | other | m | 2021-08-31T23:15:20.33 |
GU.POPM.HHN. | ML:1.5 | 0.000242 | 0.72 | AML | other | m | 2021-08-31T23:15:20.76 |
IV.ZCCA.HHE. | ML:1.0 | 0.00006764999999999999 | 0.28 | AML | other | m | 2021-08-31T23:15:22.82 |
IV.ZCCA.HHN. | ML:0.9 | 0.0000563 | 0.28 | AML | other | m | 2021-08-31T23:15:23.45 |
IV.ZCCA.HNE. | ML:1.1 | 0.00007840297 | 0.8576 | AML | other | m | 2021-08-31T23:15:22.93 |
IV.ZCCA.HNN. | ML:1.4 | 0.00014461206 | 2.7392 | AML | other | m | 2021-08-31T23:15:23.56 |
GU.GSCL.HHE. | ML:0.5 | 0.0000122402585 | 0.2816 | AML | other | m | 2021-08-31T23:15:25.87 |
GU.GSCL.HHN. | ML:0.6 | 0.000015825145 | 0.32 | AML | other | m | 2021-08-31T23:15:27.05 |