A magnitude Md 2.1 earthquake occured in region: 1 km W San Gregorio da Sassola (RM), on
and geographic coordinates (lat, lon) 41.9150, 12.8620 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 |
---|---|---|---|---|
San Gregorio da Sassola | RM | 1 | 1619 | 1619 |
Casape | RM | 2 | 744 | 2363 |
Poli | RM | 4 | 2418 | 4781 |
Gallicano nel Lazio | RM | 6 | 6334 | 11115 |
Castel Madama | RM | 7 | 7399 | 18514 |
Tivoli | RM | 8 | 56533 | 75047 |
Castel San Pietro Romano | RM | 8 | 902 | 75949 |
Pisoniano | RM | 8 | 770 | 76719 |
Ciciliano | RM | 9 | 1336 | 78055 |
Palestrina | RM | 9 | 21672 | 99727 |
Zagarolo | RM | 9 | 17843 | 117570 |
Capranica Prenestina | RM | 10 | 351 | 117921 |
Sambuci | RM | 10 | 925 | 118846 |
Rocca di Cave | RM | 10 | 377 | 119223 |
Cerreto Laziale | RM | 11 | 1118 | 120341 |
San Vito Romano | RM | 11 | 3273 | 123614 |
San Polo dei Cavalieri | RM | 11 | 2992 | 126606 |
Gerano | RM | 11 | 1263 | 127869 |
San Cesareo | RM | 11 | 15153 | 143022 |
Vicovaro | RM | 12 | 4019 | 147041 |
Cave | RM | 12 | 11287 | 158328 |
Saracinesco | RM | 13 | 185 | 158513 |
Colonna | RM | 13 | 4287 | 162800 |
Marcellina | RM | 13 | 7280 | 170080 |
Genazzano | RM | 13 | 6036 | 176116 |
Rocca Santo Stefano | RM | 14 | 975 | 177091 |
Mandela | RM | 14 | 917 | 178008 |
Rocca Canterano | RM | 14 | 196 | 178204 |
Bellegra | RM | 14 | 2887 | 181091 |
Labico | RM | 14 | 6379 | 187470 |
Guidonia Montecelio | RM | 15 | 88673 | 276143 |
Canterano | RM | 15 | 351 | 276494 |
Anticoli Corrado | RM | 15 | 915 | 277409 |
Olevano Romano | RM | 15 | 6687 | 284096 |
Roccagiovine | RM | 16 | 263 | 284359 |
Monte Compatri | RM | 16 | 11978 | 296337 |
Rocca Priora | RM | 16 | 11962 | 308299 |
Marano Equo | RM | 16 | 779 | 309078 |
Valmontone | RM | 16 | 15959 | 325037 |
Agosta | RM | 16 | 1765 | 326802 |
Monte Porzio Catone | RM | 16 | 8693 | 335495 |
Roviano | RM | 17 | 1351 | 336846 |
Roiate | RM | 17 | 737 | 337583 |
Cineto Romano | RM | 17 | 601 | 338184 |
Licenza | RM | 18 | 1011 | 339195 |
Sant'Angelo Romano | RM | 18 | 5018 | 344213 |
Palombara Sabina | RM | 19 | 13269 | 357482 |
Cervara di Roma | RM | 19 | 455 | 357937 |
Arsoli | RM | 19 | 1586 | 359523 |
Frascati | RM | 19 | 22087 | 381610 |
Subiaco | RM | 20 | 9074 | 390684 |
Affile | RM | 20 | 1548 | 392232 |
Riofreddo | RM | 20 | 781 | 393013 |
Artena | RM | 20 | 14276 | 407289 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 2.1
ML-VAX 1.6 |
1995-04-30 17:36:51 |
41.915 | 12.862 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 225839 |
Field | Value |
---|---|
Time (UTC) | 1995-04-30 17:36:51 ± 0.287 |
Latitude | 41.9150 ± 0.0125 |
Longitude | 12.8620 ± 0.0280 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 225839 |
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) | 2707.1 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 121 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
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) | 0.00138 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00656 |
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 | 2 |
Type of magnitude | Md |
Reference to an origin | 225839 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 20:33:30 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 225839 |
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 |
---|---|---|---|---|---|---|---|---|---|---|
--.SDI.Z. | 1995-04-30T17:37:19.32 | 10.0 | undecidable | manual | SG | 105 | 0.7326 | 1.06 | 0.1 | |
--.MNS.Z. | 1995-04-30T17:37:10.81 | 10.0 | undecidable | manual | SG | 344 | 0.4884 | 0.48 | 0.5 | |
--.SDI.Z. | 1995-04-30T17:37:06.29 | 10.0 | undecidable | manual | PG | 105 | 0.7326 | -0.77 | 0.5 | |
--.MNS.Z. | 1995-04-30T17:37:02.21 | 10.0 | undecidable | manual | PG | 344 | 0.4884 | -0.27 | 1.7 | |
--.RDP.Z. | 1995-04-30T17:36:59.89 | 10.0 | undecidable | manual | SG | 214 | 0.1887 | 0.59 | 0.5 | |
--.RMP.Z. | 1995-04-30T17:36:57.92 | 10.0 | undecidable | manual | SG | 228 | 0.1554 | -0.17 | 0.8 | |
--.RDP.Z. | 1995-04-30T17:36:56.16 | 10.0 | undecidable | manual | PG | 214 | 0.1887 | 0.04 | 2.2 | |
--.RMP.Z. | 1995-04-30T17:36:55.30 | 10.0 | undecidable | manual | PG | 228 | 0.1554 | -0.39 | 1.7 |