A magnitude ML 1.5 earthquake occured in region: 5 km NE Pontremoli (MS), on
and geographic coordinates (lat, lon) 44.4050, 9.9280 at 11 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Pontremoli | MS | 5 | 7357 | 7357 |
Filattiera | MS | 8 | 2309 | 9666 |
Mulazzo | MS | 9 | 2424 | 12090 |
Bagnone | MS | 11 | 1887 | 13977 |
Villafranca in Lunigiana | MS | 13 | 4770 | 18747 |
Berceto | PR | 13 | 2109 | 20856 |
Zeri | MS | 14 | 1094 | 21950 |
Corniglio | PR | 15 | 1936 | 23886 |
Monchio delle Corti | PR | 16 | 933 | 24819 |
Borgo Val di Taro | PR | 16 | 6999 | 31818 |
Licciana Nardi | MS | 18 | 4949 | 36767 |
Valmozzola | PR | 19 | 539 | 37306 |
Tresana | MS | 19 | 2044 | 39350 |
Albareto | PR | 19 | 2156 | 41506 |
Calice al Cornoviglio | SP | 19 | 1138 | 42644 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2021-03-11 03:20:35 |
44.4053 | 9.9285 | 11 | 2021-07-12 16:55:02 |
Bollettino Sismico Italiano INGV | 88152231 |
Reviewed Rev100 |
ML 1.7 | 2021-03-11 03:20:35 |
44.3857 | 9.9202 | 2 | 2021-03-11 03:38:42 |
Sala Sismica INGV-Roma | 87987381 |
Field | Value |
---|---|
Time (UTC) | 2021-03-11 03:20:35 ± 0.1 |
Latitude | 44.4053 ± 0.0063 |
Longitude | 9.9285 ± 0.0076 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 88152231 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 702 |
Semi-minor axis of confidence ellipse (meter) | 444 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 42 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 700.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 92 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.80579 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 87987381 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-03-11 03:38:42 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 88152231 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-03-15 11:12:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CADC.EHZ. | 2021-03-11T03:21:08.90 | 3.0 | undecidable | manual | S | -0.06 | 0 | |||
GU.GORR.HHE. | 2021-03-11T03:20:52.36 | 0.3 | undecidable | manual | S | 294 | 55.1004 | 50 | -0.21 | 65 |
IV.PII.HHZ. | 2021-03-11T03:20:51.00 | 0.6 | undecidable | manual | P | 148 | 89.4438 | 50 | 0.39 | 40 |
GU.SARM.EHE. | 2021-03-11T03:20:49.87 | 0.6 | undecidable | manual | S | 123 | 44.8218 | 50 | 0.03 | 46 |
IV.PLMA.HHZ. | 2021-03-11T03:20:48.13 | 0.3 | undecidable | manual | S | 189 | 39.9267 | 50 | -0.39 | 67 |
IV.MSSA.HHZ. | 2021-03-11T03:20:46.74 | 0.3 | undecidable | manual | S | 253 | 34.0437 | 50 | -0.23 | 70 |
GU.EQUI.HHZ. | 2021-03-11T03:20:46.29 | 0.3 | undecidable | manual | S | 146 | 31.9458 | 50 | -0.12 | 70 |
IV.BOB.HHE. | 2021-03-11T03:20:45.82 | 0.3 | undecidable | manual | P | 317 | 55.3002 | 50 | 0.48 | 64 |
GU.GORR.HHE. | 2021-03-11T03:20:45.61 | 0.6 | undecidable | manual | P | 294 | 55.1004 | 50 | 0.31 | 44 |
GU.GSCL.HHN. | 2021-03-11T03:20:44.90 | 0.1 | undecidable | manual | P | 96 | 52.6029 | 50 | -0.03 | 91 |
GU.FIVI.HNZ. | 2021-03-11T03:20:44.77 | 0.6 | undecidable | manual | S | 139 | 24.2535 | 50 | 0.42 | 43 |
GU.SARM.EHE. | 2021-03-11T03:20:43.88 | 0.3 | undecidable | manual | P | 123 | 44.8218 | 50 | 0.16 | 70 |
IV.MSSA.HHZ. | 2021-03-11T03:20:42.17 | 0.1 | undecidable | manual | P | 253 | 34.0437 | 50 | 0.1 | 94 |
IV.PLMA.HHZ. | 2021-03-11T03:20:42.92 | 0.3 | undecidable | manual | P | 189 | 39.9267 | 50 | -0.04 | 71 |
GU.EQUI.HHZ. | 2021-03-11T03:20:41.77 | 0.1 | undecidable | manual | P | 146 | 31.9458 | 50 | 0.03 | 97 |
GU.GRAM.HHZ. | 2021-03-11T03:20:41.22 | 0.3 | undecidable | manual | S | 49 | 14.3745 | 127 | -0.38 | 71 |
GU.FIVI.HNZ. | 2021-03-11T03:20:40.87 | 0.6 | undecidable | manual | P | 139 | 24.2535 | 50 | 0.32 | 45 |
GU.GRAM.HHZ. | 2021-03-11T03:20:38.86 | 0.1 | undecidable | manual | P | 49 | 14.3745 | 127 | -0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.GRAM.HHE. | ML:1.6 | 0.00034546665 | 0.2 | AML | other | m | 2021-03-11T03:20:41.70 |
GU.GRAM.HHN. | ML:1.4 | 0.000256 | 0.24 | AML | other | m | 2021-03-11T03:20:42.78 |
IV.MSSA.HHN. | ML:1.8 | 0.00028849999999999997 | 0.48 | AML | other | m | 2021-03-11T03:20:47.06 |
IV.MSSA.HHE. | ML:2.0 | 0.000376 | 0.1 | AML | other | m | 2021-03-11T03:20:47.62 |
IV.PLMA.HHE. | ML:1.2 | 0.0000544855 | 1.4 | AML | other | m | 2021-03-11T03:20:48.51 |
IV.PLMA.HHN. | ML:1.3 | 0.000067655475 | 0.5792 | AML | other | m | 2021-03-11T03:20:48.53 |