A magnitude ML 0.5 earthquake occured in region: 7 km E Lanzada (SO), on
and geographic coordinates (lat, lon) 46.2780, 9.9650 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 |
---|---|---|---|---|
Lanzada | SO | 7 | 1341 | 1341 |
Caspoggio | SO | 8 | 1411 | 2752 |
Chiesa in Valmalenco | SO | 9 | 2514 | 5266 |
Spriana | SO | 10 | 97 | 5363 |
Torre di Santa Maria | SO | 10 | 773 | 6136 |
Ponte in Valtellina | SO | 11 | 2362 | 8498 |
Tresivio | SO | 11 | 2030 | 10528 |
Poggiridenti | SO | 12 | 1924 | 12452 |
Montagna in Valtellina | SO | 12 | 3032 | 15484 |
Chiuro | SO | 12 | 2534 | 18018 |
Piateda | SO | 13 | 2219 | 20237 |
Sondrio | SO | 14 | 21778 | 42015 |
Teglio | SO | 14 | 4540 | 46555 |
Faedo Valtellino | SO | 15 | 566 | 47121 |
Castello dell'Acqua | SO | 15 | 622 | 47743 |
Bianzone | SO | 15 | 1285 | 49028 |
Villa di Tirano | SO | 15 | 3000 | 52028 |
Albosaggia | SO | 17 | 3094 | 55122 |
Castione Andevenno | SO | 17 | 1575 | 56697 |
Tirano | SO | 18 | 9130 | 65827 |
Caiolo | SO | 18 | 1085 | 66912 |
Postalesio | SO | 18 | 657 | 67569 |
Sernio | SO | 19 | 486 | 68055 |
Aprica | SO | 20 | 1588 | 69643 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2023-04-19 18:06:31 |
46.2777 | 9.9652 | 7 | 2023-04-19 18:21:30 |
Sala Sismica INGV-Roma | 116527951 |
Field | Value |
---|---|
Time (UTC) | 2023-04-19 18:06:31 ± 0.14 |
Latitude | 46.2777 ± 0.0063 |
Longitude | 9.9652 ± 0.0143 |
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 | 116527951 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 981 |
Semi-minor axis of confidence ellipse (meter) | 577 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 282 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 980.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 89 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.36 |
Epicentral distance of station closest to the epicenter (degree) | 0.14209 |
Epicentral distance of station farthest from the epicenter (degree) | 0.91551 |
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 | 0.5 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 116527951 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-19 18:21:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
CH.DAVOX.HHZ. | 2023-04-19T18:06:49.68 | 0.3 | undecidable | manual | S | 353 | 56.1993 | 50 | -0.34 | 68 |
CH.FUSIO.HHZ. | 2023-04-19T18:06:49.97 | 0.1 | undecidable | manual | P | 282 | 101.6205 | 50 | 0.67 | 75 |
IV.MABI.HHZ. | 2023-04-19T18:06:47.87 | 0.3 | undecidable | manual | S | 120 | 48.9177 | 50 | -0.2 | 71 |
CH.FUORN.HHZ. | 2023-04-19T18:06:46.64 | 0.6 | undecidable | manual | S | 31 | 44.3223 | 50 | -0.23 | 48 |
IV.BRMO.HHZ. | 2023-04-19T18:06:44.64 | 0.3 | undecidable | manual | S | 55 | 38.1285 | 50 | -0.57 | 66 |
ST.RONC.EHZ. | 2023-04-19T18:06:43.48 | 0.3 | undecidable | manual | P | 123 | 60.3951 | 50 | 0.53 | 65 |
CH.DAVOX.HHZ. | 2023-04-19T18:06:42.21 | 0.6 | negative | manual | P | 353 | 56.1993 | 50 | -0.09 | 48 |
4P.IT05A.HHZ. | 2023-04-19T18:06:41.88 | 0.3 | undecidable | manual | S | 212 | 29.9478 | 104 | -0.58 | 67 |
IV.MABI.HHZ. | 2023-04-19T18:06:41.60 | 0.1 | undecidable | manual | P | 120 | 48.9177 | 50 | 0.43 | 91 |
CH.FUORN.HHZ. | 2023-04-19T18:06:40.51 | 0.3 | undecidable | manual | P | 31 | 44.3223 | 50 | 0.03 | 74 |
IV.BRMO.HHZ. | 2023-04-19T18:06:39.59 | 0.3 | undecidable | manual | P | 55 | 38.1285 | 50 | 0.06 | 75 |
4P.IT05A.HHZ. | 2023-04-19T18:06:37.74 | 0.1 | undecidable | manual | P | 212 | 29.9478 | 104 | -0.2 | 98 |
CH.BERNI.HHZ. | 2023-04-19T18:06:37.70 | 0.3 | undecidable | manual | S | 16 | 15.7731 | 115 | -0.08 | 78 |
CH.BERNI.HHZ. | 2023-04-19T18:06:35.47 | 0.1 | undecidable | manual | P | 16 | 15.7731 | 115 | 0.24 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
CH.BERNI.HHE. | ML:0.3 | 0.000021456425000000002 | 0.0768 | AML | other | m | 2023-04-19T18:06:39.33 |
CH.BERNI.HHN. | ML:0.5 | 0.00003165 | 0.08 | AML | other | m | 2023-04-19T18:06:39.07 |
4P.IT05A.HHN. | ML:0.0 | 0.00002999885 | 0.1664 | AML | other | m | 2023-04-19T18:06:42.10 |
4P.IT05A.HHE. | ML:0.0 | 0.000027428454999999997 | 0.1024 | AML | other | m | 2023-04-19T18:06:42.33 |
CH.FUORN.HHE. | ML:0.2 | 0.0000074846642 | 1.3824 | AML | other | m | 2023-04-19T18:07:01.25 |
CH.FUORN.HHN. | ML:0.2 | 0.000005237279999999999 | 0.4096 | AML | other | m | 2023-04-19T18:06:46.57 |
IV.MABI.HHE. | ML:0.6 | 0.000009579712 | 0.1664 | AML | other | m | 2023-04-19T18:06:41.71 |
IV.MABI.HHN. | ML:0.3 | 0.0000064098564999999996 | 0.128 | AML | other | m | 2023-04-19T18:06:54.66 |
CH.DAVOX.HHE. | ML:1.0 | 0.0000176237 | 0.1152 | AML | other | m | 2023-04-19T18:06:50.72 |
CH.DAVOX.HHN. | ML:1.0 | 0.000018804975 | 0.3712 | AML | other | m | 2023-04-19T18:06:50.81 |