A magnitude ML 0.9 earthquake occured in region: 2 km SE Chies d'Alpago (BL), on
and geographic coordinates (lat, lon) 46.1630, 12.4050 at 11 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 |
---|---|---|---|---|
Chies d'Alpago | BL | 2 | 1377 | 1377 |
Tambre | BL | 4 | 1371 | 2748 |
Alpago | BL | 4 | 6994 | 9742 |
Ponte nelle Alpi | BL | 8 | 8363 | 18105 |
Soverzene | BL | 9 | 389 | 18494 |
Barcis | PN | 12 | 256 | 18750 |
Erto e Casso | PN | 13 | 387 | 19137 |
Cimolais | PN | 14 | 397 | 19534 |
Claut | PN | 14 | 956 | 20490 |
Longarone | BL | 14 | 5359 | 25849 |
Belluno | BL | 15 | 35870 | 61719 |
Polcenigo | PN | 16 | 3163 | 64882 |
Budoia | PN | 17 | 2569 | 67451 |
Andreis | PN | 17 | 259 | 67710 |
Aviano | PN | 18 | 9106 | 76816 |
Fregona | TV | 18 | 3013 | 79829 |
Limana | BL | 19 | 5209 | 85038 |
Montereale Valcellina | PN | 19 | 4433 | 89471 |
Ospitale di Cadore | BL | 20 | 292 | 89763 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2021-08-18 23:44:21 |
46.1627 | 12.4052 | 11 | 2021-12-29 11:12:28 |
Bollettino Sismico Italiano INGV | 95235851 |
Reviewed Rev100 |
ML 0.9 | 2021-08-18 23:44:21 |
46.1632 | 12.4032 | 11 | 2021-08-18 23:51:57 |
Sala Sismica INGV-Roma | 94350591 |
Field | Value |
---|---|
Time (UTC) | 2021-08-18 23:44:21 ± 0.05 |
Latitude | 46.1627 ± 0.0027 |
Longitude | 12.4052 ± 0.0039 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 95235851 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 329 |
Semi-minor axis of confidence ellipse (meter) | 309 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 146 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 77 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.07464 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27519 |
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 | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 94350591 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-18 23:51:57 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 95235851 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-09-09 13:33:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
OX.VARN.HHZ. | 2021-08-18T23:44:31.67 | 0.6 | undecidable | manual | S | 231 | 29.8479 | 50 | -0.14 | 48 |
OX.AGOR.HNZ. | 2021-08-18T23:44:31.85 | 0.3 | undecidable | manual | S | 296 | 30.5472 | 50 | -0.15 | 72 |
IV.STAL.HHZ. | 2021-08-18T23:44:30.59 | 0.3 | undecidable | manual | S | 65 | 25.752 | 50 | -0.14 | 73 |
OX.CAE.HHZ. | 2021-08-18T23:44:28.29 | 0.3 | undecidable | manual | S | 172 | 17.2716 | 122 | -0.05 | 75 |
IV.FREG.EHZ. | 2021-08-18T23:44:28.51 | 0.6 | undecidable | manual | S | 203 | 18.2706 | 120 | -0.14 | 49 |
OX.MLN.HHZ. | 2021-08-18T23:44:27.99 | 0.3 | undecidable | manual | S | 95 | 16.2726 | 123 | -0.05 | 75 |
OX.AGOR.HNZ. | 2021-08-18T23:44:27.73 | 0.1 | undecidable | manual | P | 296 | 30.5472 | 50 | 0.25 | 94 |
OX.CIMO.HHZ. | 2021-08-18T23:44:27.88 | 0.3 | undecidable | manual | S | 10 | 16.7721 | 122 | -0.33 | 71 |
OX.VARN.HHZ. | 2021-08-18T23:44:27.18 | 0.3 | undecidable | manual | P | 231 | 29.8479 | 50 | -0.19 | 72 |
IV.STAL.HHZ. | 2021-08-18T23:44:27.07 | 0.3 | undecidable | manual | P | 65 | 25.752 | 50 | 0.32 | 70 |
IV.FREG.EHZ. | 2021-08-18T23:44:25.54 | 0.3 | undecidable | manual | P | 203 | 18.2706 | 120 | 0 | 76 |
IT.PNAL.HNZ. | 2021-08-18T23:44:25.97 | 0.3 | undecidable | manual | S | 278 | 8.2806 | 142 | -0.02 | 77 |
OX.MLN.HHZ. | 2021-08-18T23:44:25.28 | 0.1 | undecidable | manual | P | 95 | 16.2726 | 123 | 0.09 | 100 |
OX.CAE.HHZ. | 2021-08-18T23:44:25.39 | 0.3 | undecidable | manual | P | 172 | 17.2716 | 122 | 0.02 | 76 |
OX.CIMO.HHZ. | 2021-08-18T23:44:25.32 | 0.3 | undecidable | manual | P | 10 | 16.7721 | 122 | 0.03 | 76 |
IT.PNAL.HNZ. | 2021-08-18T23:44:24.28 | 0.1 | undecidable | manual | P | 278 | 8.2806 | 142 | 0.27 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
OX.CIMO.HHN. | ML:0.7 | 0.00004575 | 1.78 | AML | other | m | 2021-08-18T23:44:27.96 |
OX.CIMO.HHE. | ML:0.8 | 0.000060049999999999996 | 1.66 | AML | other | m | 2021-08-18T23:44:28.09 |
OX.CAE.HHN. | ML:0.7 | 0.000042050000000000006 | 0.64 | AML | other | m | 2021-08-18T23:44:28.42 |
OX.CAE.HHE. | ML:1.0 | 0.0000759 | 1.14 | AML | other | m | 2021-08-18T23:44:29.00 |
IV.FREG.EHE. | ML:1.0 | 0.00007285 | 1.12 | AML | other | m | 2021-08-18T23:44:30.90 |
IV.FREG.EHN. | ML:0.9 | 0.00006560000000000001 | 0.42 | AML | other | m | 2021-08-18T23:44:32.33 |
OX.VARN.HHE. | ML:0.9 | 0.0000419 | 1.28 | AML | other | m | 2021-08-18T23:44:32.97 |
OX.VARN.HHN. | ML:0.8 | 0.0000313 | 0.82 | AML | other | m | 2021-08-18T23:44:33.63 |