A magnitude Md 2.2 earthquake occured in region: 6 km NW Cittareale (RI), on
and geographic coordinates (lat, lon) 42.6470, 13.0940 at 10 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 |
---|---|---|---|---|
Cittareale | RI | 6 | 482 | 482 |
Cascia | PG | 10 | 3217 | 3699 |
Monteleone di Spoleto | PG | 12 | 599 | 4298 |
Posta | RI | 14 | 694 | 4992 |
Accumoli | RI | 14 | 667 | 5659 |
Leonessa | RI | 14 | 2435 | 8094 |
Poggiodomo | PG | 15 | 117 | 8211 |
Borbona | RI | 15 | 617 | 8828 |
Amatrice | RI | 16 | 2657 | 11485 |
Norcia | PG | 16 | 4957 | 16442 |
Montereale | AQ | 18 | 2581 | 19023 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.2
ML-VAX 1.8 |
1988-04-20 22:56:00 |
42.647 | 13.094 | 10 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 66999 |
Field | Value |
---|---|
Time (UTC) | 1988-04-20 22:56:00 ± 0.092 |
Latitude | 42.6470 ± 0.0057 |
Longitude | 13.0940 ± 0.0076 |
Depth (km) | 10 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 66999 |
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) | 882.5 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 160 |
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) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00332 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00874 |
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 | 2.2 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 66999 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 18:03:22 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 66999 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.AM8.Z. | 1988-04-20T22:56:35.75 | 10.0 | undecidable | manual | SG! | 22 | 0.9657 | 2.5 | 0 | |
--.AM8.Z. | 1988-04-20T22:56:19.75 | 10.0 | undecidable | manual | PG | 22 | 0.9657 | 0.53 | 0.2 | |
--.ASS.Z. | 1988-04-20T22:56:19.14 | 10.0 | undecidable | manual | SG | 322 | 0.5217 | 0.28 | 0.4 | |
--.CM8.Z. | 1988-04-20T22:56:19.66 | 10.0 | undecidable | manual | SG | 3 | 0.5439 | 0.07 | 0.6 | |
--.MNS.Z. | 1988-04-20T22:56:14.92 | 10.0 | undecidable | manual | SG | 229 | 0.3996 | 0.08 | 0.6 | |
--.SS8.Z. | 1988-04-20T22:56:14.10 | 10.0 | undecidable | manual | SG | 15 | 0.3663 | 0.14 | 0.6 | |
--.ALP.Z. | 1988-04-20T22:56:14.15 | 10.0 | undecidable | manual | SG | 68 | 0.3663 | 0.23 | 0.4 | |
--.ASS.Z. | 1988-04-20T22:56:10.85 | 10.0 | undecidable | manual | PG | 322 | 0.5217 | -0.05 | 1.6 | |
--.CM8.Z. | 1988-04-20T22:56:10.99 | 10.0 | negative | manual | PG | 3 | 0.5439 | -0.34 | 1.5 | |
--.MNS.Z. | 1988-04-20T22:56:08.50 | 10.0 | undecidable | manual | PG | 229 | 0.3996 | -0.09 | 1.5 | |
--.ALP.Z. | 1988-04-20T22:56:07.89 | 10.0 | positive | manual | PG | 68 | 0.3663 | -0.16 | 2.7 | |
--.SS8.Z. | 1988-04-20T22:56:07.79 | 10.0 | undecidable | manual | PG | 15 | 0.3663 | -0.29 | 0.9 |