A magnitude ML 1.5 earthquake occured in region: 4 km E Elva (CN), on
and geographic coordinates (lat, lon) 44.5420, 7.1390 at 10 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 |
---|---|---|---|---|
Elva | CN | 4 | 97 | 97 |
Stroppo | CN | 4 | 103 | 200 |
Macra | CN | 6 | 59 | 259 |
Sampeyre | CN | 6 | 1022 | 1281 |
Celle di Macra | CN | 7 | 100 | 1381 |
Casteldelfino | CN | 8 | 157 | 1538 |
Prazzo | CN | 9 | 170 | 1708 |
Marmora | CN | 10 | 68 | 1776 |
Canosio | CN | 11 | 80 | 1856 |
Bellino | CN | 11 | 109 | 1965 |
San Damiano Macra | CN | 11 | 430 | 2395 |
Frassino | CN | 11 | 265 | 2660 |
Pontechianale | CN | 13 | 179 | 2839 |
Acceglio | CN | 14 | 162 | 3001 |
Cartignano | CN | 14 | 190 | 3191 |
Melle | CN | 15 | 292 | 3483 |
Oncino | CN | 16 | 76 | 3559 |
Castelmagno | CN | 16 | 66 | 3625 |
Valmala | CN | 17 | 52 | 3677 |
Ostana | CN | 17 | 83 | 3760 |
Roccabruna | CN | 18 | 1585 | 5345 |
Crissolo | CN | 18 | 168 | 5513 |
Pradleves | CN | 18 | 250 | 5763 |
Brossasco | CN | 18 | 1084 | 6847 |
Sanfront | CN | 19 | 2395 | 9242 |
Gambasca | CN | 19 | 371 | 9613 |
Paesana | CN | 20 | 2784 | 12397 |
Dronero | CN | 20 | 7035 | 19432 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2021-10-19 16:26:07 |
44.5418 | 7.1393 | 11 | 2022-03-30 13:04:15 |
Bollettino Sismico Italiano INGV | 97342841 |
Reviewed Rev100 |
ML 1.5 | 2021-10-19 16:26:07 |
44.5427 | 7.1243 | 10 | 2021-10-19 16:31:49 |
Sala Sismica INGV-Roma | 96766141 |
Field | Value |
---|---|
Time (UTC) | 2021-10-19 16:26:07 ± 0.1 |
Latitude | 44.5418 ± 0.0054 |
Longitude | 7.1393 ± 0.0126 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 97342841 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1048 |
Semi-minor axis of confidence ellipse (meter) | 187 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 243 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1050.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 87 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 29 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.03957 |
Epicentral distance of station farthest from the epicenter (degree) | 1.00184 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 97342841 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-02-21 15:51:55 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 96766141 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-19 16:31:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.IMI.HHZ. | 2021-10-19T16:26:34.71 | 0.6 | undecidable | manual | S | 139 | 92.1411 | 50 | 0.06 | 42 |
GU.RORO.HHZ. | 2021-10-19T16:26:33.24 | 0.3 | undecidable | manual | S | 123 | 87.6456 | 50 | -0.2 | 62 |
GU.MGRO.HHZ. | 2021-10-19T16:26:30.68 | 0.3 | undecidable | manual | S | 136 | 76.7676 | 50 | 0.15 | 64 |
FR.SAOF.HHZ.00 | 2021-10-19T16:26:28.56 | 0.3 | undecidable | manual | S | 152 | 69.8745 | 50 | -0.14 | 65 |
MN.BNI.HHZ. | 2021-10-19T16:26:27.80 | 0.6 | undecidable | manual | S | 327 | 67.2771 | 50 | -0.19 | 43 |
GU.RSP.HHZ. | 2021-10-19T16:26:27.85 | 0.3 | undecidable | manual | S | 8 | 67.9764 | 50 | -0.34 | 63 |
GU.GBOS.HHZ. | 2021-10-19T16:26:27.19 | 0.6 | undecidable | manual | S | 121 | 64.7907 | 50 | -0.14 | 44 |
GU.PCP.HHN. | 2021-10-19T16:26:26.41 | 0.1 | undecidable | manual | P | 90 | 111.1998 | 50 | 0.33 | 77 |
RD.ORIF.BHE. | 2021-10-19T16:26:25.98 | 0.6 | undecidable | manual | P | 293 | 107.7144 | 50 | 0.44 | 38 |
GU.LSD.HHZ. | 2021-10-19T16:26:24.84 | 0.3 | undecidable | manual | P | 360 | 101.8203 | 50 | 0.2 | 60 |
IV.QLNO.HHZ. | 2021-10-19T16:26:24.45 | 0.6 | undecidable | manual | P | 104 | 98.5236 | 50 | 0.31 | 40 |
GU.IMI.HHZ. | 2021-10-19T16:26:23.54 | 0.6 | undecidable | manual | P | 139 | 92.1411 | 50 | 0.38 | 39 |
GU.CANO.HHZ. | 2021-10-19T16:26:23.85 | 0.3 | undecidable | manual | P | 113 | 94.6386 | 50 | 0.32 | 60 |
GU.RRL.HHZ. | 2021-10-19T16:26:23.27 | 0.3 | undecidable | manual | S | 327 | 50.3163 | 50 | -0.19 | 67 |
GU.RORO.HHZ. | 2021-10-19T16:26:22.77 | 0.3 | undecidable | manual | P | 123 | 87.6456 | 50 | 0.31 | 61 |
GU.MGRO.HHZ. | 2021-10-19T16:26:21.23 | 0.3 | undecidable | manual | P | 136 | 76.7676 | 50 | 0.46 | 60 |
FR.SAOF.HHZ.00 | 2021-10-19T16:26:20.06 | 0.6 | undecidable | manual | P | 152 | 69.8745 | 50 | 0.34 | 42 |
GU.ENR.HHZ. | 2021-10-19T16:26:20.53 | 0.3 | undecidable | manual | S | 147 | 41.1255 | 50 | -0.49 | 64 |
GU.STV.HHZ. | 2021-10-19T16:26:19.04 | 0.3 | undecidable | manual | S | 156 | 36.1416 | 50 | -0.64 | 61 |
MN.BNI.HHZ. | 2021-10-19T16:26:19.76 | 0.1 | undecidable | manual | P | 327 | 67.2771 | 50 | 0.45 | 82 |
GU.RSP.HHZ. | 2021-10-19T16:26:19.43 | 0.3 | undecidable | manual | P | 8 | 67.9764 | 50 | 0 | 67 |
GU.GBOS.HHZ. | 2021-10-19T16:26:19.09 | 0.1 | undecidable | manual | P | 121 | 64.7907 | 50 | 0.16 | 87 |
GU.BHB.HHZ. | 2021-10-19T16:26:18.29 | 0.3 | undecidable | manual | S | 17 | 34.0437 | 50 | -0.83 | 56 |
GU.RRL.HHZ. | 2021-10-19T16:26:16.86 | 0.3 | undecidable | manual | P | 327 | 50.3163 | 50 | 0.16 | 67 |
GU.ENR.HHZ. | 2021-10-19T16:26:15.20 | 0.3 | undecidable | manual | P | 147 | 41.1255 | 50 | -0.09 | 69 |
GU.BHB.HHZ. | 2021-10-19T16:26:14.15 | 0.1 | negative | manual | P | 17 | 34.0437 | 50 | -0.04 | 95 |
GU.STV.HHZ. | 2021-10-19T16:26:14.44 | 0.3 | undecidable | manual | P | 156 | 36.1416 | 50 | -0.07 | 70 |
GU.PZZ.HHZ. | 2021-10-19T16:26:10.80 | 0.3 | undecidable | manual | S | 206 | 4.3956 | 157 | -0.58 | 66 |
GU.PZZ.HHZ. | 2021-10-19T16:26:09.74 | 0.1 | undecidable | manual | P | 206 | 4.3956 | 157 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.PZZ.HHN. | ML:2.3 | 0.0030549999999999996 | 0.32 | AML | other | m | 2021-10-19T16:26:10.79 |
GU.PZZ.HHE. | ML:2.2 | 0.0025949999999999997 | 1.76 | AML | other | m | 2021-10-19T16:26:11.93 |
GU.BHB.HHN. | ML:1.6 | 0.0001855 | 0.28 | AML | other | m | 2021-10-19T16:26:18.81 |
GU.BHB.HNN. | ML:1.7 | 0.0001945 | 0.26 | AML | other | m | 2021-10-19T16:26:18.81 |
GU.BHB.HHE. | ML:1.5 | 0.000129 | 1.5 | AML | other | m | 2021-10-19T16:26:19.07 |
GU.BHB.HNE. | ML:1.6 | 0.0001585 | 1.48 | AML | other | m | 2021-10-19T16:26:19.08 |
GU.STV.HHE. | ML:1.2 | 0.00006520000000000001 | 0.1 | AML | other | m | 2021-10-19T16:26:19.23 |
GU.STV.HHN. | ML:1.4 | 0.00008795 | 0.1 | AML | other | m | 2021-10-19T16:26:19.46 |
GU.ENR.HHN. | ML:1.5 | 0.00009745 | 0.46 | AML | other | m | 2021-10-19T16:26:20.46 |
GU.ENR.HHE. | ML:1.7 | 0.0001795 | 0.16 | AML | other | m | 2021-10-19T16:26:21.38 |
GU.RRL.HHN. | ML:1.1 | 0.000034 | 0.6 | AML | other | m | 2021-10-19T16:26:24.19 |
GU.RRL.HHE. | ML:1.3 | 0.000050900000000000004 | 1.3 | AML | other | m | 2021-10-19T16:26:25.28 |
GU.RSP.HHE. | ML:1.4 | 0.000046949999999999996 | 1.38 | AML | other | m | 2021-10-19T16:26:28.02 |
GU.RSP.HHN. | ML:1.4 | 0.000041049999999999995 | 1.28 | AML | other | m | 2021-10-19T16:26:28.74 |
GU.MGRO.HHN. | ML:1.4 | 0.000038 | 1.5 | AML | other | m | 2021-10-19T16:26:31.24 |
GU.MGRO.HHE. | ML:1.5 | 0.000043700000000000005 | 0.2 | AML | other | m | 2021-10-19T16:26:32.16 |
GU.IMI.HHE. | ML:1.6 | 0.00005205 | 1.12 | AML | other | m | 2021-10-19T16:26:36.98 |
GU.IMI.HHN. | ML:1.8 | 0.00007374999999999999 | 0.42 | AML | other | m | 2021-10-19T16:26:36.45 |
GU.LSD.HHN. | ML:1.3 | 0.000021949999999999998 | 0.58 | AML | other | m | 2021-10-19T16:26:38.81 |
GU.LSD.HHE. | ML:1.6 | 0.0000335 | 1.56 | AML | other | m | 2021-10-19T16:26:40.15 |