A magnitude ML 1.0 earthquake occured in region: 5 km NW Frassino (CN), on
and geographic coordinates (lat, lon) 44.6130, 7.2410 at 5 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 |
Sampeyre | CN | 6 | 1022 | 1287 |
Sanfront | CN | 7 | 2395 | 3682 |
Oncino | CN | 8 | 76 | 3758 |
Melle | CN | 9 | 292 | 4050 |
Paesana | CN | 9 | 2784 | 6834 |
Gambasca | CN | 9 | 371 | 7205 |
Rifreddo | CN | 10 | 1078 | 8283 |
Ostana | CN | 10 | 83 | 8366 |
Martiniana Po | CN | 10 | 734 | 9100 |
Brossasco | CN | 11 | 1084 | 10184 |
Valmala | CN | 11 | 52 | 10236 |
Isasca | CN | 12 | 76 | 10312 |
Crissolo | CN | 12 | 168 | 10480 |
Revello | CN | 13 | 4262 | 14742 |
Envie | CN | 13 | 2074 | 16816 |
Brondello | CN | 13 | 290 | 17106 |
Macra | CN | 13 | 59 | 17165 |
Venasca | CN | 13 | 1437 | 18602 |
Casteldelfino | CN | 14 | 157 | 18759 |
San Damiano Macra | CN | 14 | 430 | 19189 |
Barge | CN | 14 | 7774 | 26963 |
Elva | CN | 14 | 97 | 27060 |
Stroppo | CN | 15 | 103 | 27163 |
Pagno | CN | 15 | 585 | 27748 |
Celle di Macra | CN | 15 | 100 | 27848 |
Cartignano | CN | 16 | 190 | 28038 |
Castellar | CN | 16 | 295 | 28333 |
Pontechianale | CN | 17 | 179 | 28512 |
Rossana | CN | 17 | 908 | 29420 |
Roccabruna | CN | 17 | 1585 | 31005 |
Bagnolo Piemonte | CN | 18 | 6024 | 37029 |
Piasco | CN | 18 | 2774 | 39803 |
Bellino | CN | 18 | 109 | 39912 |
Villar San Costanzo | CN | 18 | 1547 | 41459 |
Dronero | CN | 19 | 7035 | 48494 |
Verzuolo | CN | 19 | 6459 | 54953 |
Manta | CN | 20 | 3787 | 58740 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2022-05-03 02:44:53 |
44.6132 | 7.2412 | 5 | 2022-05-03 02:53:15 |
Sala Sismica INGV-Roma | 104101461 |
Field | Value |
---|---|
Time (UTC) | 2022-05-03 02:44:53 ± 0.26 |
Latitude | 44.6132 ± 0.0036 |
Longitude | 7.2412 ± 0.0189 |
Depth (km) | 5 ± 5 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 104101461 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1380 |
Semi-minor axis of confidence ellipse (meter) | 734 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 277 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 167 |
Number of associated phases, regardless of their use for origin computation | 6 |
Number of defining phases | 6 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.13939 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37322 |
Number of stations at which the event was observed | 3 |
Number of stations from which data was used for origin computation | 3 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.4 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 104101461 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-03 02:53:15 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.STV.HHZ. | 2022-05-03T02:45:07.92 | 0.6 | undecidable | manual | S | 171 | 41.4252 | 97 | -0.06 | 49 |
GU.BHB.HHZ. | 2022-05-03T02:45:02.20 | 0.3 | undecidable | manual | S | 4 | 24.753 | 101 | -0.06 | 75 |
GU.STV.HHZ. | 2022-05-03T02:45:01.93 | 0.3 | undecidable | manual | P | 171 | 41.4252 | 97 | 0.06 | 73 |
GU.PZZ.HHZ. | 2022-05-03T02:44:59.24 | 0.3 | undecidable | manual | S | 220 | 15.4734 | 108 | 0.1 | 75 |
GU.BHB.HHZ. | 2022-05-03T02:44:58.68 | 0.3 | negative | manual | P | 4 | 24.753 | 101 | 0.11 | 74 |
GU.PZZ.HHZ. | 2022-05-03T02:44:56.63 | 0.1 | negative | manual | P | 220 | 15.4734 | 108 | -0.13 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.PZZ.HHN. | ML:0.0 | 0.00020600000000000002 | 0.2 | AML | other | m | 2022-05-03T02:44:59.38 |
GU.PZZ.HHE. | ML:0.0 | 0.00020400000000000003 | 0.26 | AML | other | m | 2022-05-03T02:44:59.46 |
GU.BHB.HHN. | ML:0.7 | 0.000029309209999999998 | 0.1408 | AML | other | m | 2022-05-03T02:45:03.35 |
GU.BHB.HHE. | ML:0.5 | 0.000020056305 | 0.12 | AML | other | m | 2022-05-03T02:45:03.19 |