A magnitude ML 1.1 earthquake occured in region: 4 km SW Villafranca in Lunigiana (MS), on
and geographic coordinates (lat, lon) 44.2670, 9.9190 at 8 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 |
---|---|---|---|---|
Villafranca in Lunigiana | MS | 4 | 4770 | 4770 |
Tresana | MS | 4 | 2044 | 6814 |
Mulazzo | MS | 6 | 2424 | 9238 |
Podenzana | MS | 7 | 2180 | 11418 |
Calice al Cornoviglio | SP | 7 | 1138 | 12556 |
Filattiera | MS | 7 | 2309 | 14865 |
Aulla | MS | 8 | 11263 | 26128 |
Bagnone | MS | 8 | 1887 | 28015 |
Bolano | SP | 9 | 7813 | 35828 |
Licciana Nardi | MS | 10 | 4949 | 40777 |
Santo Stefano di Magra | SP | 12 | 9360 | 50137 |
Follo | SP | 12 | 6337 | 56474 |
Pontremoli | MS | 13 | 7357 | 63831 |
Rocchetta di Vara | SP | 13 | 703 | 64534 |
Zignago | SP | 14 | 532 | 65066 |
Vezzano Ligure | SP | 14 | 7356 | 72422 |
Beverino | SP | 14 | 2429 | 74851 |
Zeri | MS | 16 | 1094 | 75945 |
Brugnato | SP | 16 | 1270 | 77215 |
Borghetto di Vara | SP | 16 | 938 | 78153 |
Fivizzano | MS | 17 | 7925 | 86078 |
Fosdinovo | MS | 17 | 4883 | 90961 |
Arcola | SP | 17 | 10607 | 101568 |
Sarzana | SP | 17 | 21976 | 123544 |
Riccò del Golfo di Spezia | SP | 17 | 3698 | 127242 |
Comano | MS | 18 | 714 | 127956 |
Pignone | SP | 18 | 565 | 128521 |
La Spezia | SP | 19 | 93959 | 222480 |
Sesta Godano | SP | 20 | 1377 | 223857 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-03-28 03:13:28 |
44.267 | 9.9192 | 8 | 2021-03-28 03:21:51 |
Sala Sismica INGV-Roma | 88541291 |
Field | Value |
---|---|
Time (UTC) | 2021-03-28 03:13:28 ± 0.1 |
Latitude | 44.2670 ± 0.0045 |
Longitude | 9.9192 ± 0.0063 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 88541291 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 500 |
Semi-minor axis of confidence ellipse (meter) | 332 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 176 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 500.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 105 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.19515 |
Epicentral distance of station farthest from the epicenter (degree) | 0.48563 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 88541291 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-03-28 03:21:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.GSCL.HHE. | 2021-03-28T03:13:46.59 | 1.0 | undecidable | manual | S | 80 | 53.9016 | 50 | 0.7 | 27 |
GU.SARM.EHZ. | 2021-03-28T03:13:41.79 | 0.6 | undecidable | manual | S | 103 | 39.3273 | 50 | -0.22 | 63 |
IV.MSSA.HHZ. | 2021-03-28T03:13:39.78 | 0.6 | undecidable | manual | S | 280 | 32.3454 | 104 | -0.17 | 65 |
GU.GRAM.HHZ. | 2021-03-28T03:13:38.14 | 0.6 | undecidable | manual | S | 25 | 27.3504 | 106 | -0.13 | 66 |
GU.GSCL.HHE. | 2021-03-28T03:13:38.74 | 1.0 | undecidable | manual | P | 80 | 53.9016 | 50 | 0.25 | 31 |
IV.PLMA.HHZ. | 2021-03-28T03:13:37.34 | 0.6 | undecidable | manual | S | 192 | 24.6531 | 108 | -0.04 | 67 |
GU.EQUI.HHZ. | 2021-03-28T03:13:36.31 | 0.6 | undecidable | manual | S | 121 | 21.6672 | 110 | -0.1 | 67 |
IV.MSSA.HHZ. | 2021-03-28T03:13:35.35 | 1.0 | undecidable | manual | P | 280 | 32.3454 | 104 | 0.29 | 32 |
GU.SARM.EHZ. | 2021-03-28T03:13:35.91 | 0.6 | undecidable | manual | P | 103 | 39.3273 | 50 | -0.34 | 62 |
GU.GRAM.HHZ. | 2021-03-28T03:13:34.16 | 0.3 | negative | manual | P | 25 | 27.3504 | 106 | 0.07 | 100 |
GU.EQUI.HHZ. | 2021-03-28T03:13:33.32 | 1.0 | negative | manual | P | 121 | 21.6672 | 110 | 0.31 | 32 |
IV.PLMA.HHZ. | 2021-03-28T03:13:33.92 | 1.0 | undecidable | manual | P | 192 | 24.6531 | 108 | 0.35 | 32 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.GRAM.HHN. | ML:1.0 | 0.00005500369 | 0.2608 | AML | other | m | 2021-03-28T03:13:39.94 |
GU.GRAM.HHE. | ML:1.0 | 0.00006155 | 0.36 | AML | other | m | 2021-03-28T03:13:39.42 |
IV.MSSA.HHN. | ML:1.4 | 0.000107 | 1.24 | AML | other | m | 2021-03-28T03:13:40.95 |
IV.MSSA.HHE. | ML:1.5 | 0.00015550000000000004 | 0.1 | AML | other | m | 2021-03-28T03:13:41.10 |
IV.PLMA.HHE. | ML:1.0 | 0.000058052 | 1.28 | AML | other | m | 2021-03-28T03:13:40.75 |
IV.PLMA.HHN. | ML:0.8 | 0.00004032314 | 1.32 | AML | other | m | 2021-03-28T03:13:39.91 |