A magnitude ML 1.7 earthquake occured in region: 3 km SE Tornolo (PR), on
and geographic coordinates (lat, lon) 44.4660, 9.6580 at 4 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 |
---|---|---|---|---|
Tornolo | PR | 3 | 1010 | 1010 |
Compiano | PR | 3 | 1112 | 2122 |
Albareto | PR | 4 | 2156 | 4278 |
Bedonia | PR | 5 | 3482 | 7760 |
Borgo Val di Taro | PR | 9 | 6999 | 14759 |
Varese Ligure | SP | 11 | 2059 | 16818 |
Zeri | MS | 15 | 1094 | 17912 |
Maissana | SP | 17 | 616 | 18528 |
Santo Stefano d'Aveto | GE | 19 | 1126 | 19654 |
Sesta Godano | SP | 19 | 1377 | 21031 |
Bardi | PR | 20 | 2227 | 23258 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2023-04-27 08:01:06 |
44.4662 | 9.6578 | 4 | 2024-03-01 17:18:06 |
Bollettino Sismico Italiano INGV | 117139671 |
Reviewed Rev100 |
ML 1.8 | 2023-04-27 08:01:06 |
44.5283 | 9.6843 | 10 | 2023-04-27 08:11:18 |
Sala Sismica INGV-Roma | 116793021 |
Field | Value |
---|---|
Time (UTC) | 2023-04-27 08:01:06 ± 0.1 |
Latitude | 44.4662 ± 0.0072 |
Longitude | 9.6578 ± 0.0063 |
Depth (km) | 4 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 117139671 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 751 |
Semi-minor axis of confidence ellipse (meter) | 394 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 28 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 750.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 110 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 16 |
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) | 0.79680 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 117139671 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2024-01-29 14:41:04 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 116793021 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-27 08:11:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MRVN.HHZ. | 2023-04-27T08:02:49.22 | 3.0 | undecidable | manual | Pg | 12.27 | 0 | |||
NI.VINO.HHZ. | 2023-04-27T08:02:48.84 | 3.0 | undecidable | manual | Sg | 8.25 | 0 | |||
RF.GEPF.HHZ. | 2023-04-27T08:02:45.19 | 3.0 | undecidable | manual | Sg | 6.2 | 0 | |||
IV.MCRV.HHZ. | 2023-04-27T08:02:36.85 | 3.0 | undecidable | manual | Pn | 5.75 | 0 | |||
IV.STAL.HHZ. | 2023-04-27T08:02:33.67 | 3.0 | undecidable | manual | Sn | 0.65 | 0 | |||
IV.GATE.HHZ. | 2023-04-27T08:02:30.85 | 3.0 | positive | manual | Pg | 8.3 | 0 | |||
IV.PTRJ.HHZ. | 2023-04-27T08:02:22.41 | 3.0 | negative | manual | Pn | 1.6 | 0 | |||
NI.PALA.HHZ. | 2023-04-27T08:02:05.51 | 3.0 | negative | manual | Pg | 8.1 | 0 | |||
GU.PCP.HHZ. | 2023-04-27T08:01:33.89 | 0.6 | undecidable | manual | S | 276 | 88.4448 | 50 | -0.39 | 43 |
IV.MDI.HHZ. | 2023-04-27T08:01:32.75 | 3.0 | negative | manual | P | -2.56 | 0 | |||
GU.RNCA.HHZ. | 2023-04-27T08:01:25.20 | 0.6 | undecidable | manual | S | 271 | 55.8996 | 50 | -0.42 | 45 |
GU.EQUI.HHZ. | 2023-04-27T08:01:24.41 | 0.6 | undecidable | manual | S | 130 | 51.5151 | 50 | -0.02 | 48 |
IV.PLMA.HHZ. | 2023-04-27T08:01:23.74 | 0.6 | undecidable | manual | S | 161 | 48.7179 | 95 | 0.1 | 48 |
4P.IT07A.HHN. | 2023-04-27T08:01:23.59 | 0.6 | undecidable | manual | S | 17 | 47.4192 | 95 | 0.42 | 44 |
GU.FIVI.HNE. | 2023-04-27T08:01:22.16 | 0.6 | undecidable | manual | S | 124 | 44.9217 | 95 | -0.16 | 47 |
GU.PCP.HHZ. | 2023-04-27T08:01:22.83 | 0.3 | undecidable | manual | P | 276 | 88.4448 | 50 | 0.22 | 65 |
GU.GORR.HHZ. | 2023-04-27T08:01:18.08 | 0.6 | undecidable | manual | S | 299 | 32.8449 | 97 | -0.07 | 49 |
GU.GRAM.HHZ. | 2023-04-27T08:01:17.77 | 0.6 | undecidable | manual | S | 85 | 32.3454 | 97 | -0.21 | 48 |
GU.RNCA.HHZ. | 2023-04-27T08:01:17.80 | 0.1 | undecidable | manual | P | 271 | 55.8996 | 50 | 0.19 | 92 |
IV.PLMA.HHZ. | 2023-04-27T08:01:16.88 | 0.3 | undecidable | manual | P | 161 | 48.7179 | 95 | 0.41 | 67 |
GU.EQUI.HHZ. | 2023-04-27T08:01:16.89 | 0.1 | undecidable | manual | P | 130 | 51.5151 | 50 | -0.03 | 97 |
GU.FIVI.HNE. | 2023-04-27T08:01:15.47 | 0.3 | undecidable | manual | P | 124 | 44.9217 | 95 | -0.23 | 70 |
4P.IT07A.HHN. | 2023-04-27T08:01:15.75 | 0.3 | undecidable | manual | P | 17 | 47.4192 | 95 | -0.44 | 67 |
GU.GORR.HHZ. | 2023-04-27T08:01:13.39 | 0.1 | undecidable | manual | P | 299 | 32.8449 | 97 | 0.09 | 100 |
GU.GRAM.HHZ. | 2023-04-27T08:01:13.37 | 0.1 | negative | manual | P | 85 | 32.3454 | 97 | 0.17 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.GORR.HHE. | ML:1.8 | 0.0002875 | 0.26 | AML | other | m | 2023-04-27T08:01:18.38 |
GU.GORR.HHN. | ML:1.8 | 0.000288 | 0.36 | AML | other | m | 2023-04-27T08:01:18.47 |
GU.GRAM.HHE. | ML:2.2 | 0.000665 | 0.28 | AML | other | m | 2023-04-27T08:01:19.50 |
GU.GRAM.HHN. | ML:1.9 | 0.00035749999999999996 | 0.38 | AML | other | m | 2023-04-27T08:01:20.56 |
GU.RNCA.HHN. | ML:1.8 | 0.000135 | 0.2 | AML | other | m | 2023-04-27T08:01:25.29 |
IV.PLMA.HHN. | ML:1.6 | 0.00011999999999999999 | 0.16 | AML | other | m | 2023-04-27T08:01:25.48 |
IV.PLMA.HHE. | ML:1.6 | 0.000118 | 0.16 | AML | other | m | 2023-04-27T08:01:25.48 |
GU.RNCA.HHE. | ML:1.9 | 0.00017749999999999998 | 0.84 | AML | other | m | 2023-04-27T08:01:25.94 |
GU.EQUI.HHN. | ML:1.2 | 0.0000471 | 1.5 | AML | other | m | 2023-04-27T08:01:26.04 |
GU.EQUI.HHE. | ML:1.2 | 0.0000448 | 0.62 | AML | other | m | 2023-04-27T08:01:26.17 |
GU.PCP.HHN. | ML:1.2 | 0.000021850000000000003 | 0.66 | AML | other | m | 2023-04-27T08:01:35.45 |
GU.PCP.HHE. | ML:1.4 | 0.000031 | 1.32 | AML | other | m | 2023-04-27T08:01:36.30 |
IV.MDI.HHE. | ML:2.0 | 0.000055150000000000006 | 0.96 | AML | other | m | 2023-04-27T08:01:51.44 |
IV.MDI.HHN. | ML:1.9 | 0.000047 | 0.94 | AML | other | m | 2023-04-27T08:01:52.41 |