A magnitude Md 2.5 earthquake occured in region: 2 km N Albareto (PR), on
and geographic coordinates (lat, lon) 44.4620, 9.7070 at 6 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 |
---|---|---|---|---|
Albareto | PR | 2 | 2156 | 2156 |
Compiano | PR | 5 | 1112 | 3268 |
Borgo Val di Taro | PR | 6 | 6999 | 10267 |
Tornolo | PR | 7 | 1010 | 11277 |
Bedonia | PR | 8 | 3482 | 14759 |
Varese Ligure | SP | 13 | 2059 | 16818 |
Zeri | MS | 13 | 1094 | 17912 |
Pontremoli | MS | 17 | 7357 | 25269 |
Valmozzola | PR | 19 | 539 | 25808 |
Sesta Godano | SP | 19 | 1377 | 27185 |
Bardi | PR | 19 | 2227 | 29412 |
Maissana | SP | 19 | 616 | 30028 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.5
ML-VAX 1.8 |
1987-07-30 22:46:03 |
44.462 | 9.707 | 6 | 2013-07-15 08:40:51 |
Bollettino Sismico Italiano INGV | 53089 |
Field | Value |
---|---|
Time (UTC) | 1987-07-30 22:46:03 ± 0.253 |
Latitude | 44.4620 ± 0.0159 |
Longitude | 9.7070 ± 0.0234 |
Depth (km) | 6 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 53089 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2568.3 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 106 |
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) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00065 |
Epicentral distance of station farthest from the epicenter (degree) | 0.01271 |
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 | 2.5 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 53089 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:51:13 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 53089 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2015-04-28 13:07:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.IMI.Z. | 1987-07-30T22:46:49.00 | 10.0 | undecidable | manual | SN | 247 | 1.4097 | 0.77 | 0.2 | |
--.FIN.Z. | 1987-07-30T22:46:40.30 | 10.0 | undecidable | manual | SN | 257 | 1.0989 | -0.53 | 0.4 | |
--.PS9.Z. | 1987-07-30T22:46:34.69 | 10.0 | undecidable | manual | SG | 141 | 0.9435 | -1.41 | 0 | |
--.IMI.Z. | 1987-07-30T22:46:29.50 | 10.0 | undecidable | manual | PN | 247 | 1.4097 | 0.34 | 1.1 | |
--.BDI.Z. | 1987-07-30T22:46:29.51 | 10.0 | undecidable | manual | SG | 121 | 0.7437 | -0.4 | 0.4 | |
--.ROB.Z. | 1987-07-30T22:46:28.00 | 10.0 | undecidable | manual | PN | 263 | 1.3098 | 0.1 | 1.3 | |
--.FIN.Z. | 1987-07-30T22:46:24.40 | 10.0 | undecidable | manual | PN | 257 | 1.0989 | -0.49 | 1 | |
--.PS9.Z. | 1987-07-30T22:46:22.16 | 10.0 | undecidable | manual | PG | 141 | 0.9435 | 0 | 1.6 | |
--.BDI.Z. | 1987-07-30T22:46:20.00 | 10.0 | undecidable | manual | PG | 121 | 0.7437 | 1.41 | 0.1 | |
--.VEA.Z. | 1987-07-30T22:46:19.80 | 10.0 | undecidable | manual | SG | 351 | 0.4218 | 0.17 | 0.7 | |
--.CO9.Z. | 1987-07-30T22:46:16.20 | 10.0 | undecidable | manual | SG | 329 | 0.3552 | -0.79 | 0.3 | |
--.VEA.Z. | 1987-07-30T22:46:12.60 | 10.0 | undecidable | manual | PG | 351 | 0.4218 | -0.05 | 1.7 | |
--.CO9.Z. | 1987-07-30T22:46:11.21 | 10.0 | positive | manual | PG | 329 | 0.3552 | 0.09 | 3.4 | |
--.BVT.Z. | 1987-07-30T22:46:05.20 | 10.0 | undecidable | manual | PG | 81 | 0.0666 | -0.05 | 1.7 |