A magnitude Md 2.1 earthquake occured in region: 3 km W Sacrofano (RM), on
and geographic coordinates (lat, lon) 42.1180, 12.4130 at 5 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 |
---|---|---|---|---|
Sacrofano | RM | 3 | 7740 | 7740 |
Campagnano di Roma | RM | 4 | 11571 | 19311 |
Formello | RM | 4 | 12918 | 32229 |
Magliano Romano | RM | 5 | 1448 | 33677 |
Castelnuovo di Porto | RM | 7 | 8630 | 42307 |
Morlupo | RM | 8 | 8696 | 51003 |
Riano | RM | 10 | 10466 | 61469 |
Mazzano Romano | RM | 10 | 3165 | 64634 |
Capena | RM | 11 | 10592 | 75226 |
Calcata | VT | 12 | 918 | 76144 |
Rignano Flaminio | RM | 12 | 10277 | 86421 |
Anguillara Sabazia | RM | 12 | 19357 | 105778 |
Monterosi | VT | 12 | 4448 | 110226 |
Faleria | VT | 12 | 2179 | 112405 |
Trevignano Romano | RM | 14 | 5725 | 118130 |
Nepi | VT | 15 | 9687 | 127817 |
Castel Sant'Elia | VT | 15 | 2683 | 130500 |
Sant'Oreste | RM | 16 | 3687 | 134187 |
Fiano Romano | RM | 16 | 15360 | 149547 |
Civitella San Paolo | RM | 17 | 2066 | 151613 |
Monterotondo | RM | 18 | 40830 | 192443 |
Civita Castellana | VT | 19 | 16491 | 208934 |
Bracciano | RM | 20 | 19384 | 228318 |
Nazzano | RM | 20 | 1436 | 229754 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1 | 1995-01-04 01:06:09 |
42.118 | 12.413 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 221919 |
Field | Value |
---|---|
Time (UTC) | 1995-01-04 01:06:09 ± 0.686 |
Latitude | 42.1180 ± 0.0107 |
Longitude | 12.4130 ± 0.0585 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 221919 |
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) | 4967.9 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 248 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.00291 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00688 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 221919 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 20:29:37 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.AQU.Z. | 1995-01-04T01:06:37.50 | 10.0 | undecidable | manual | SG | 71 | 0.7659 | 0.57 | 0.3 | |
--.AQU.Z. | 1995-01-04T01:06:25.50 | 10.0 | undecidable | manual | PG | 71 | 0.7659 | 0.22 | 1.5 | |
--.RMP.Z. | 1995-01-04T01:06:23.22 | 10.0 | undecidable | manual | SG | 145 | 0.3663 | -0.67 | 0.3 | |
--.MNS.Z. | 1995-01-04T01:06:21.72 | 10.0 | undecidable | manual | SG | 36 | 0.3219 | -0.58 | 0.3 | |
--.RDP.Z. | 1995-01-04T01:06:19.43 | 10.0 | undecidable | manual | PG | 147 | 0.4218 | 0.57 | 1 | |
--.RMP.Z. | 1995-01-04T01:06:17.38 | 10.0 | undecidable | manual | PG | 145 | 0.3663 | -0.37 | 1.4 | |
--.MNS.Z. | 1995-01-04T01:06:16.78 | 10.0 | undecidable | manual | PG | 36 | 0.3219 | -0.06 | 2.2 |