A magnitude ML 0.8 earthquake occured in region: 4 km NE Sampeyre (CN), on
and geographic coordinates (lat, lon) 44.6170, 7.2120 at 13 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 |
---|---|---|---|---|
Sampeyre | CN | 5 | 1022 | 1022 |
Oncino | CN | 7 | 76 | 1098 |
Frassino | CN | 7 | 265 | 1363 |
Ostana | CN | 9 | 83 | 1446 |
Paesana | CN | 9 | 2784 | 4230 |
Sanfront | CN | 9 | 2395 | 6625 |
Crissolo | CN | 10 | 168 | 6793 |
Melle | CN | 11 | 292 | 7085 |
Gambasca | CN | 11 | 371 | 7456 |
Rifreddo | CN | 12 | 1078 | 8534 |
Casteldelfino | CN | 12 | 157 | 8691 |
Martiniana Po | CN | 12 | 734 | 9425 |
Elva | CN | 13 | 97 | 9522 |
Brossasco | CN | 13 | 1084 | 10606 |
Macra | CN | 13 | 59 | 10665 |
Valmala | CN | 13 | 52 | 10717 |
Isasca | CN | 14 | 76 | 10793 |
Stroppo | CN | 14 | 103 | 10896 |
Pontechianale | CN | 14 | 179 | 11075 |
Envie | CN | 15 | 2074 | 13149 |
San Damiano Macra | CN | 15 | 430 | 13579 |
Revello | CN | 15 | 4262 | 17841 |
Barge | CN | 15 | 7774 | 25615 |
Celle di Macra | CN | 15 | 100 | 25715 |
Brondello | CN | 16 | 290 | 26005 |
Bellino | CN | 16 | 109 | 26114 |
Venasca | CN | 16 | 1437 | 27551 |
Cartignano | CN | 17 | 190 | 27741 |
Pagno | CN | 17 | 585 | 28326 |
Castellar | CN | 18 | 295 | 28621 |
Bagnolo Piemonte | CN | 18 | 6024 | 34645 |
Roccabruna | CN | 19 | 1585 | 36230 |
Prazzo | CN | 19 | 170 | 36400 |
Rossana | CN | 19 | 908 | 37308 |
RorĂ | TO | 20 | 257 | 37565 |
Marmora | CN | 20 | 68 | 37633 |
Villar San Costanzo | CN | 20 | 1547 | 39180 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2022-05-11 12:27:19 |
44.6173 | 7.2118 | 13 | 2022-05-11 12:35:03 |
Sala Sismica INGV-Roma | 104488401 |
Field | Value |
---|---|
Time (UTC) | 2022-05-11 12:27:19 ± 0.3 |
Latitude | 44.6173 ± 0.0135 |
Longitude | 7.2118 ± 0.0316 |
Depth (km) | 13 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 104488401 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2495 |
Semi-minor axis of confidence ellipse (meter) | 865 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 263 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2500.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 150 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.43 |
Epicentral distance of station closest to the epicenter (degree) | 0.13040 |
Epicentral distance of station farthest from the epicenter (degree) | 0.42628 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 104488401 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-05-11 12:35:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.RRL.HHZ. | 2022-05-11T12:27:34.66 | 0.3 | undecidable | manual | S | 316 | 47.3193 | 93 | -0.38 | 70 |
GU.ENR.HHZ. | 2022-05-11T12:27:34.03 | 0.6 | undecidable | manual | S | 159 | 46.0206 | 93 | -0.67 | 44 |
GU.RRL.HHZ. | 2022-05-11T12:27:29.15 | 0.3 | negative | manual | P | 316 | 47.3193 | 93 | 0.49 | 68 |
GU.ENR.HHZ. | 2022-05-11T12:27:28.52 | 0.3 | undecidable | manual | P | 159 | 46.0206 | 93 | 0.06 | 74 |
GU.BHB.HHZ. | 2022-05-11T12:27:28.43 | 0.6 | undecidable | manual | S | 9 | 24.5532 | 99 | -0.55 | 45 |
GU.PZZ.HHZ. | 2022-05-11T12:27:26.18 | 0.3 | undecidable | manual | S | 212 | 14.4744 | 115 | -0.22 | 77 |
GU.BHB.HHZ. | 2022-05-11T12:27:25.44 | 0.3 | undecidable | manual | P | 9 | 24.5532 | 99 | 0.28 | 75 |
GU.PZZ.HHZ. | 2022-05-11T12:27:23.98 | 0.1 | undecidable | manual | P | 212 | 14.4744 | 115 | 0.31 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.PZZ.HHE. | ML:0.8 | 0.00006145 | 0.16 | AML | other | m | 2022-05-11T12:27:26.72 |
GU.PZZ.HHN. | ML:0.8 | 0.0000478 | 0.96 | AML | other | m | 2022-05-11T12:27:27.79 |