A magnitude ML 0.9 earthquake occured in region: 2 km NE Albano Laziale (RM), on
and geographic coordinates (lat, lon) 41.7430, 12.6840 at 7 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 |
---|---|---|---|---|
Albano Laziale | RM | 3 | 41715 | 41715 |
Ariccia | RM | 3 | 19407 | 61122 |
Castel Gandolfo | RM | 3 | 8997 | 70119 |
Rocca di Papa | RM | 3 | 17034 | 87153 |
Nemi | RM | 4 | 1943 | 89096 |
Marino | RM | 4 | 43026 | 132122 |
Genzano di Roma | RM | 4 | 23970 | 156092 |
Grottaferrata | RM | 5 | 20327 | 176419 |
Lanuvio | RM | 7 | 13632 | 190051 |
Frascati | RM | 7 | 22087 | 212138 |
Monte Porzio Catone | RM | 9 | 8693 | 220831 |
Monte Compatri | RM | 9 | 11978 | 232809 |
Rocca Priora | RM | 9 | 11962 | 244771 |
Ciampino | RM | 10 | 38412 | 283183 |
Velletri | RM | 10 | 53303 | 336486 |
Colonna | RM | 12 | 4287 | 340773 |
Lariano | RM | 13 | 13432 | 354205 |
San Cesareo | RM | 13 | 15153 | 369358 |
Zagarolo | RM | 16 | 17843 | 387201 |
Aprilia | LT | 17 | 73446 | 460647 |
Pomezia | RM | 17 | 62966 | 523613 |
Labico | RM | 18 | 6379 | 529992 |
Gallicano nel Lazio | RM | 18 | 6334 | 536326 |
Ardea | RM | 19 | 49183 | 585509 |
Artena | RM | 19 | 14276 | 599785 |
Valmontone | RM | 20 | 15959 | 615744 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.2
ML 0.9 |
2017-04-25 23:25:11 |
41.743 | 12.6838 | 7 | 2018-01-10 09:56:12 |
Bollettino Sismico Italiano INGV | 44586941 |
Reviewed Rev100 |
ML 1.4 | 2017-04-25 23:25:10 |
41.7383 | 12.6818 | 8 | 2017-04-25 23:40:22 |
Sala Sismica INGV-Roma | 44400791 |
Field | Value |
---|---|
Time (UTC) | 2017-04-25 23:25:11 ± 0.2 |
Latitude | 41.7430 ± 0.0054 |
Longitude | 12.6838 ± 0.0072 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 44586941 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 587 |
Semi-minor axis of confidence ellipse (meter) | 142 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 32 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 590.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 129 |
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) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.02608 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30307 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 44400791 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-04-25 23:40:22 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 44586941 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2017-04-29 11:30:28 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | Md |
Reference to an origin | 44586941 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2017-04-29 11:30:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CERT.HHE. | 2017-04-25T23:25:22.66 | 0.6 | undecidable | manual | S | 47 | 33.6441 | 101 | -0.4 | 44 |
IV.CERT.HHE. | 2017-04-25T23:25:17.68 | 0.3 | undecidable | manual | P | 47 | 33.6441 | 101 | -0.35 | 67 |
IV.SAMA.HHE. | 2017-04-25T23:25:15.05 | 0.3 | undecidable | manual | S | 299 | 8.6802 | 128 | 0.09 | 73 |
IV.RMP.HHZ. | 2017-04-25T23:25:14.96 | 0.3 | undecidable | manual | S | 11 | 7.6812 | 131 | 0.25 | 71 |
IV.LAV9.HHZ. | 2017-04-25T23:25:14.54 | 0.3 | undecidable | manual | S | 170 | 7.3815 | 132 | -0.08 | 74 |
IV.VIVA.HHZ. | 2017-04-25T23:25:14.93 | 0.3 | undecidable | manual | S | 84 | 7.1928 | 133 | 0.35 | 70 |
IV.SAMA.HHE. | 2017-04-25T23:25:13.35 | 0.1 | undecidable | manual | P | 299 | 8.6802 | 128 | 0 | 100 |
IV.MA9.HHZ. | 2017-04-25T23:25:13.45 | 0.3 | undecidable | manual | S | 325 | 3.5964 | 152 | -0.36 | 70 |
IV.VIVA.HHZ. | 2017-04-25T23:25:13.21 | 0.1 | undecidable | manual | P | 84 | 7.1928 | 133 | 0.08 | 98 |
IV.RMP.HHZ. | 2017-04-25T23:25:13.70 | 0.3 | undecidable | manual | P | 11 | 7.6812 | 131 | 0.49 | 68 |
IV.LAV9.HHZ. | 2017-04-25T23:25:13.19 | 0.1 | undecidable | manual | P | 170 | 7.3815 | 132 | 0.03 | 99 |
IV.RDP.HHZ. | 2017-04-25T23:25:13.49 | 0.3 | undecidable | manual | S | 49 | 2.8971 | 157 | -0.21 | 72 |
IV.RDP.HHZ. | 2017-04-25T23:25:12.56 | 0.1 | undecidable | manual | P | 49 | 2.8971 | 157 | -0.07 | 99 |
IV.MA9.HHZ. | 2017-04-25T23:25:12.72 | 0.1 | undecidable | manual | P | 325 | 3.5964 | 152 | 0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MA9.HHE. | ML:0.0 | 0.00019105069999999998 | 0.3584 | AML | other | m | 2017-04-25T23:25:13.77 |
IV.RMP.HHE. | ML:0.9 | 0.0001485 | 0.54 | AML | other | m | 2017-04-25T23:25:16.14 |
IV.RMP.HHN. | ML:1.0 | 0.00017449999999999999 | 0.6 | AML | other | m | 2017-04-25T23:25:15.66 |