A magnitude ML 1.4 earthquake occured in region: 8 km NE Pontremoli (MS), on
and geographic coordinates (lat, lon) 44.4390, 9.9300 at 8 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 | 8 | 7357 | 7357 |
Berceto | PR | 9 | 2109 | 9466 |
Filattiera | MS | 12 | 2309 | 11775 |
Mulazzo | MS | 13 | 2424 | 14199 |
Corniglio | PR | 13 | 1936 | 16135 |
Borgo Val di Taro | PR | 14 | 6999 | 23134 |
Bagnone | MS | 15 | 1887 | 25021 |
Valmozzola | PR | 15 | 539 | 25560 |
Monchio delle Corti | PR | 16 | 933 | 26493 |
Zeri | MS | 16 | 1094 | 27587 |
Villafranca in Lunigiana | MS | 16 | 4770 | 32357 |
Albareto | PR | 18 | 2156 | 34513 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2021-11-20 23:02:29 |
44.4387 | 9.9297 | 9 | 2022-03-30 13:04:24 |
Bollettino Sismico Italiano INGV | 99002471 |
Reviewed Rev100 |
ML 2.0 | 2021-11-20 23:02:29 |
44.4152 | 9.9352 | 6 | 2021-11-20 23:09:01 |
Sala Sismica INGV-Roma | 97642371 |
Field | Value |
---|---|
Time (UTC) | 2021-11-20 23:02:29 ± 0.1 |
Latitude | 44.4387 ± 0.0054 |
Longitude | 9.9297 ± 0.0063 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 99002471 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 529 |
Semi-minor axis of confidence ellipse (meter) | 480 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 33 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 530.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 108 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.69877 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.4 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 97642371 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-20 23:09:01 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.4 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 99002471 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-03-24 17:53:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LRP.EHZ. | 2021-11-20T23:04:21.00 | 3.0 | undecidable | manual | Sn | 1.98 | 0 | |||
IV.GIZZ.HHZ. | 2021-11-20T23:04:16.93 | 3.0 | negative | manual | P | 0.58 | 0 | |||
IV.CMPR.HHZ. | 2021-11-20T23:04:14.42 | 3.0 | undecidable | manual | P | 1.841 | 0 | |||
IV.MNTT.EHZ. | 2021-11-20T23:04:12.31 | 3.0 | undecidable | manual | Sg | 14.12 | 0 | |||
IV.VAGA.HHZ. | 2021-11-20T23:03:40.10 | 3.0 | negative | manual | P | 2.77 | 0 | |||
MN.TRI.HHZ. | 2021-11-20T23:03:29.28 | 3.0 | positive | manual | P | 1.066 | 0 | |||
IV.MONC.HHZ. | 2021-11-20T23:03:18.33 | 3.0 | undecidable | manual | S | -0.45 | 0 | |||
IV.CRTC.HHZ. | 2021-11-20T23:03:12.27 | 3.0 | positive | manual | P | 4.41 | 0 | |||
IV.FIR.HHZ. | 2021-11-20T23:03:11.45 | 3.0 | undecidable | manual | S | -1.85 | 0 | |||
GU.RNCA.HHZ. | 2021-11-20T23:02:53.71 | 0.6 | undecidable | manual | S | 273 | 77.5668 | 50 | 0.11 | 44 |
GU.GSCL.HHN. | 2021-11-20T23:02:47.55 | 0.6 | undecidable | manual | S | 100 | 53.1024 | 50 | 0.47 | 43 |
GU.GORR.HHN. | 2021-11-20T23:02:46.61 | 0.6 | undecidable | manual | S | 291 | 53.7018 | 50 | -0.63 | 40 |
GU.SARM.EHE. | 2021-11-20T23:02:45.40 | 0.6 | undecidable | manual | S | 127 | 46.9197 | 50 | -0.01 | 47 |
GU.RNCA.HHZ. | 2021-11-20T23:02:44.04 | 0.3 | undecidable | manual | P | 273 | 77.5668 | 50 | 0.47 | 61 |
IV.PLMA.HHZ. | 2021-11-20T23:02:44.08 | 0.3 | undecidable | manual | S | 188 | 43.5231 | 50 | -0.45 | 65 |
IV.ERBM.EHE. | 2021-11-20T23:02:43.60 | 0.6 | undecidable | manual | S | 93 | 38.3283 | 50 | 0.47 | 44 |
IV.MSSA.HHZ. | 2021-11-20T23:02:42.87 | 0.3 | undecidable | manual | S | 248 | 35.4423 | 50 | 0.52 | 65 |
GU.EQUI.HHZ. | 2021-11-20T23:02:41.76 | 0.6 | undecidable | manual | S | 150 | 35.0427 | 50 | -0.5 | 44 |
GU.GSCL.HHN. | 2021-11-20T23:02:40.28 | 0.6 | undecidable | manual | P | 100 | 53.1024 | 50 | 0.48 | 42 |
GU.FIVI.HNE. | 2021-11-20T23:02:39.96 | 0.6 | undecidable | manual | S | 145 | 27.0507 | 107 | 0.24 | 47 |
GU.GORR.HHN. | 2021-11-20T23:02:39.87 | 0.6 | undecidable | manual | P | 291 | 53.7018 | 50 | -0.03 | 47 |
IV.BOB.HNE. | 2021-11-20T23:02:39.52 | 0.3 | undecidable | manual | P | 314 | 52.7028 | 50 | -0.22 | 67 |
IV.PLMA.HHZ. | 2021-11-20T23:02:38.24 | 0.1 | undecidable | manual | P | 188 | 43.5231 | 50 | -0.09 | 94 |
GU.SARM.EHE. | 2021-11-20T23:02:38.61 | 0.3 | undecidable | manual | P | 127 | 46.9197 | 50 | -0.23 | 68 |
IV.ERBM.EHE. | 2021-11-20T23:02:37.40 | 0.3 | undecidable | manual | P | 93 | 38.3283 | 50 | -0.13 | 71 |
IV.MSSA.HHZ. | 2021-11-20T23:02:37.14 | 0.1 | undecidable | manual | P | 248 | 35.4423 | 50 | 0.07 | 96 |
GU.EQUI.HHZ. | 2021-11-20T23:02:36.89 | 0.3 | undecidable | manual | P | 150 | 35.0427 | 50 | -0.13 | 71 |
IV.NEVI.HNN. | 2021-11-20T23:02:36.80 | 0.3 | undecidable | manual | P | 62 | 34.5432 | 50 | -0.14 | 71 |
GU.FIVI.HNE. | 2021-11-20T23:02:35.72 | 0.3 | undecidable | manual | P | 145 | 27.0507 | 107 | 0.16 | 71 |
GU.GRAM.HHZ. | 2021-11-20T23:02:34.80 | 0.6 | undecidable | manual | S | 62 | 12.1767 | 125 | -0.22 | 48 |
GU.GRAM.HHZ. | 2021-11-20T23:02:32.79 | 0.1 | positive | manual | P | 62 | 12.1767 | 125 | -0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.GRAM.HHN. | ML:2.0 | 0.00118 | 0.18 | AML | other | m | 2021-11-20T23:02:35.20 |
GU.GRAM.HHE. | ML:2.1 | 0.001515 | 0.42 | AML | other | m | 2021-11-20T23:02:35.77 |
IV.MSSA.HHN. | ML:2.4 | 0.0010049999999999998 | 0.12 | AML | other | m | 2021-11-20T23:02:43.09 |
IV.MSSA.HHE. | ML:2.4 | 0.0011400000000000002 | 0.1 | AML | other | m | 2021-11-20T23:02:43.14 |
IV.PLMA.HHE. | ML:1.2 | 0.00005735 | 0.32 | AML | other | m | 2021-11-20T23:02:44.56 |
IV.PLMA.HHN. | ML:1.3 | 0.00006185 | 0.16 | AML | other | m | 2021-11-20T23:02:44.79 |
GU.RNCA.HHE. | ML:1.4 | 0.00003293857 | 0.4224 | AML | other | m | 2021-11-20T23:02:57.72 |
GU.RNCA.HHN. | ML:1.2 | 0.000025415456500000002 | 0.2048 | AML | other | m | 2021-11-20T23:02:58.38 |
IV.PII.HHE. | ML:1.1 | 0.00001398244 | 0.2432 | AML | other | m | 2021-11-20T23:03:01.29 |
IV.PII.HHN. | ML:1.1 | 0.000013780352999999999 | 0.2688 | AML | other | m | 2021-11-20T23:03:02.75 |