A magnitude ML 1.4 earthquake occured in region: 5 km SW Frassino (CN), on
and geographic coordinates (lat, lon) 44.5370, 7.2300 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 |
---|---|---|---|---|
Frassino | CN | 5 | 265 | 265 |
Macra | CN | 6 | 59 | 324 |
San Damiano Macra | CN | 6 | 430 | 754 |
Sampeyre | CN | 6 | 1022 | 1776 |
Celle di Macra | CN | 7 | 100 | 1876 |
Melle | CN | 8 | 292 | 2168 |
Cartignano | CN | 8 | 190 | 2358 |
Stroppo | CN | 9 | 103 | 2461 |
Valmala | CN | 9 | 52 | 2513 |
Roccabruna | CN | 11 | 1585 | 4098 |
Elva | CN | 11 | 97 | 4195 |
Brossasco | CN | 11 | 1084 | 5279 |
Dronero | CN | 13 | 7035 | 12314 |
Villar San Costanzo | CN | 13 | 1547 | 13861 |
Isasca | CN | 13 | 76 | 13937 |
Venasca | CN | 14 | 1437 | 15374 |
Pradleves | CN | 14 | 250 | 15624 |
Marmora | CN | 14 | 68 | 15692 |
Gambasca | CN | 14 | 371 | 16063 |
Casteldelfino | CN | 14 | 157 | 16220 |
Castelmagno | CN | 14 | 66 | 16286 |
Sanfront | CN | 14 | 2395 | 18681 |
Canosio | CN | 15 | 80 | 18761 |
Martiniana Po | CN | 15 | 734 | 19495 |
Prazzo | CN | 15 | 170 | 19665 |
Brondello | CN | 16 | 290 | 19955 |
Montemale di Cuneo | CN | 16 | 241 | 20196 |
Rifreddo | CN | 16 | 1078 | 21274 |
Oncino | CN | 16 | 76 | 21350 |
Monterosso Grana | CN | 16 | 505 | 21855 |
Rossana | CN | 16 | 908 | 22763 |
Paesana | CN | 17 | 2784 | 25547 |
Bellino | CN | 18 | 109 | 25656 |
Ostana | CN | 18 | 83 | 25739 |
Pagno | CN | 18 | 585 | 26324 |
Revello | CN | 18 | 4262 | 30586 |
Valgrana | CN | 19 | 786 | 31372 |
Piasco | CN | 19 | 2774 | 34146 |
Pontechianale | CN | 19 | 179 | 34325 |
Castellar | CN | 19 | 295 | 34620 |
Crissolo | CN | 19 | 168 | 34788 |
Busca | CN | 20 | 10181 | 44969 |
Envie | CN | 20 | 2074 | 47043 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2020-02-23 15:33:16 |
44.5367 | 7.2302 | 7 | 2020-02-23 16:24:14 |
Sala Sismica INGV-Roma | 76758061 |
Field | Value |
---|---|
Time (UTC) | 2020-02-23 15:33:16 ± 0.16 |
Latitude | 44.5367 ± 0.0081 |
Longitude | 7.2302 ± 0.0189 |
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 | 76758061 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1419 |
Semi-minor axis of confidence ellipse (meter) | 569 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 248 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 84 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.45 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.93709 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 76758061 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-02-23 16:24:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RIBO.EHZ.01 | 2020-02-23T15:34:05.55 | 3.0 | undecidable | manual | Pn | 0.22 | 0 | |||
IV.CRMI.HHZ. | 2020-02-23T15:33:59.72 | 3.0 | undecidable | manual | Pn | 0.56 | 0 | |||
IV.SBPO.HNZ. | 2020-02-23T15:33:55.58 | 3.0 | negative | manual | Pn | 0.43 | 0 | |||
GU.PCP.HHE. | 2020-02-23T15:33:48.90 | 0.6 | undecidable | manual | S | 89 | 104.0181 | 50 | 0.86 | 44 |
IV.IMI.HHZ. | 2020-02-23T15:33:43.32 | 0.3 | undecidable | manual | S | 143 | 87.1461 | 50 | -0.23 | 83 |
GU.RSP.HHZ. | 2020-02-23T15:33:37.68 | 0.3 | undecidable | manual | S | 2 | 67.8765 | 50 | -0.73 | 75 |
GU.PCP.HHE. | 2020-02-23T15:33:35.85 | 0.3 | undecidable | manual | P | 89 | 104.0181 | 50 | 1 | 62 |
GU.GBOS.HHE. | 2020-02-23T15:33:35.29 | 0.3 | undecidable | manual | S | 124 | 58.3971 | 50 | -0.57 | 81 |
GU.RRL.HHZ. | 2020-02-23T15:33:34.50 | 0.6 | undecidable | manual | S | 321 | 54.9006 | 50 | -0.44 | 56 |
IV.IMI.HHZ. | 2020-02-23T15:33:32.90 | 0.6 | undecidable | manual | P | 143 | 87.1461 | 50 | 0.64 | 50 |
GU.RSP.HHZ. | 2020-02-23T15:33:29.94 | 0.6 | undecidable | manual | P | 2 | 67.8765 | 50 | 0.65 | 51 |
GU.ENR.HHZ. | 2020-02-23T15:33:29.45 | 0.6 | undecidable | manual | S | 156 | 37.5291 | 100 | -0.61 | 55 |
GU.GBOS.HHE. | 2020-02-23T15:33:28.23 | 0.3 | undecidable | manual | P | 124 | 58.3971 | 50 | 0.41 | 85 |
GU.BHB.HHE. | 2020-02-23T15:33:27.90 | 0.3 | undecidable | manual | S | 5 | 33.2445 | 101 | -0.68 | 81 |
GU.RRL.HHZ. | 2020-02-23T15:33:27.39 | 1.0 | undecidable | manual | P | 321 | 54.9006 | 50 | 0.1 | 30 |
GU.STV.HHZ. | 2020-02-23T15:33:27.67 | 0.3 | undecidable | manual | S | 167 | 33.1446 | 101 | -0.89 | 74 |
GU.ENR.HHZ. | 2020-02-23T15:33:24.57 | 0.3 | undecidable | manual | P | 156 | 37.5291 | 100 | 0.11 | 94 |
GU.BHB.HHE. | 2020-02-23T15:33:23.97 | 0.6 | undecidable | manual | P | 5 | 33.2445 | 101 | 0.35 | 60 |
GU.STV.HHZ. | 2020-02-23T15:33:23.80 | 0.3 | undecidable | manual | P | 167 | 33.1446 | 101 | 0.2 | 93 |
GU.PZZ.HHZ. | 2020-02-23T15:33:20.90 | 0.3 | undecidable | manual | S | 250 | 9.5793 | 124 | 0.03 | 100 |
GU.PZZ.HHZ. | 2020-02-23T15:33:19.66 | 0.3 | undecidable | manual | P | 250 | 9.5793 | 124 | 0.5 | 91 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.ENR.HHE. | ML:0.0 | 0.00013333685 | 0.0512 | AML | other | m | 2020-02-23T15:33:30.64 |
GU.ENR.HHN. | ML:0.0 | 0.00008656871 | 0.0512 | AML | other | m | 2020-02-23T15:33:30.86 |
GU.PZZ.HHE. | ML:1.8 | 0.001036957 | 0.2176 | AML | other | m | 2020-02-23T15:33:21.13 |
GU.PZZ.HHN. | ML:1.6 | 0.00071753855 | 0.1408 | AML | other | m | 2020-02-23T15:33:21.08 |
GU.STV.HHE. | ML:0.9 | 0.000033003199999999996 | 0.1024 | AML | other | m | 2020-02-23T15:33:28.05 |
GU.STV.HHN. | ML:1.0 | 0.00004463396 | 0.1024 | AML | other | m | 2020-02-23T15:33:28.17 |