A magnitude ML 1.7 earthquake occured in region: 4 km SE Artena (RM), on
and geographic coordinates (lat, lon) 41.7210, 12.9540 at 9 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 |
---|---|---|---|---|
Artena | RM | 4 | 14276 | 14276 |
Colleferro | RM | 5 | 21595 | 35871 |
Rocca Massima | LT | 5 | 1136 | 37007 |
Segni | RM | 7 | 9159 | 46166 |
Valmontone | RM | 7 | 15959 | 62125 |
Gavignano | RM | 9 | 1916 | 64041 |
Labico | RM | 9 | 6379 | 70420 |
Cori | LT | 9 | 11065 | 81485 |
Lariano | RM | 10 | 13432 | 94917 |
Montelanico | RM | 11 | 2131 | 97048 |
Cave | RM | 11 | 11287 | 108335 |
Genazzano | RM | 13 | 6036 | 114371 |
Paliano | FR | 13 | 8281 | 122652 |
Rocca di Cave | RM | 14 | 377 | 123029 |
Palestrina | RM | 14 | 21672 | 144701 |
Castel San Pietro Romano | RM | 15 | 902 | 145603 |
Gorga | RM | 15 | 710 | 146313 |
Norma | LT | 15 | 3946 | 150259 |
Velletri | RM | 15 | 53303 | 203562 |
Capranica Prenestina | RM | 16 | 351 | 203913 |
Zagarolo | RM | 17 | 17843 | 221756 |
San Cesareo | RM | 17 | 15153 | 236909 |
Carpineto Romano | RM | 17 | 4524 | 241433 |
Anagni | FR | 17 | 21464 | 262897 |
Olevano Romano | RM | 17 | 6687 | 269584 |
Sgurgola | FR | 17 | 2676 | 272260 |
Cisterna di Latina | LT | 18 | 36868 | 309128 |
Rocca Priora | RM | 18 | 11962 | 321090 |
Serrone | FR | 18 | 3099 | 324189 |
San Vito Romano | RM | 18 | 3273 | 327462 |
Bellegra | RM | 19 | 2887 | 330349 |
Sermoneta | LT | 19 | 9842 | 340191 |
Poli | RM | 19 | 2418 | 342609 |
Roiate | RM | 20 | 737 | 343346 |
Nemi | RM | 20 | 1943 | 345289 |
Gallicano nel Lazio | RM | 20 | 6334 | 351623 |
Acuto | FR | 20 | 1920 | 353543 |
Bassiano | LT | 20 | 1583 | 355126 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2021-11-23 01:52:56 |
41.7207 | 12.9537 | 9 | 2022-03-30 13:04:20 |
Bollettino Sismico Italiano INGV | 98235031 |
Reviewed Rev100 |
ML 1.9 | 2021-11-23 01:52:56 |
41.7198 | 12.9593 | 9 | 2021-11-23 01:58:54 |
Sala Sismica INGV-Roma | 97705861 |
Field | Value |
---|---|
Time (UTC) | 2021-11-23 01:52:56 ± 0.05 |
Latitude | 41.7207 ± 0.0027 |
Longitude | 12.9537 ± 0.0048 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 98235031 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 349 |
Semi-minor axis of confidence ellipse (meter) | 319 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 266 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 79 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 27 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.12680 |
Epicentral distance of station farthest from the epicenter (degree) | 0.61244 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 15 |
Type of magnitude | ML |
Reference to an origin | 98235031 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-12-07 10:37:42 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 97705861 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-23 01:58:54 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VVLD.HHZ. | 2021-11-23T01:53:15.05 | 0.6 | undecidable | manual | S | 73 | 57.7977 | 50 | 0.28 | 45 |
IV.LRP.EHZ. | 2021-11-23T01:53:13.92 | 0.6 | undecidable | manual | S | 99 | 53.1024 | 50 | 0.41 | 44 |
IV.PTQR.HHZ. | 2021-11-23T01:53:12.81 | 0.6 | undecidable | manual | S | 48 | 49.8168 | 50 | 0.17 | 47 |
IV.MTCE.HHZ. | 2021-11-23T01:53:09.05 | 0.6 | undecidable | manual | S | 333 | 37.8288 | 50 | -0.39 | 46 |
IV.SRES.HHN. | 2021-11-23T01:53:08.57 | 0.6 | undecidable | manual | P | 328 | 67.9764 | 50 | -0.03 | 47 |
IV.GUAR.HHZ. | 2021-11-23T01:53:07.76 | 0.6 | undecidable | manual | S | 74 | 30.747 | 50 | 0.19 | 48 |
IV.GIUL.HHZ. | 2021-11-23T01:53:07.75 | 0.3 | undecidable | manual | S | 126 | 30.747 | 50 | 0.19 | 72 |
IV.LRP.EHZ. | 2021-11-23T01:53:06.19 | 0.1 | undecidable | manual | P | 99 | 53.1024 | 50 | -0.12 | 94 |
IV.VVLD.HHZ. | 2021-11-23T01:53:06.88 | 0.1 | undecidable | manual | P | 73 | 57.7977 | 50 | -0.15 | 93 |
IV.RMP.HHZ. | 2021-11-23T01:53:05.18 | 0.3 | undecidable | manual | S | 296 | 22.9548 | 112 | 0.16 | 74 |
IV.LATB.EHZ. | 2021-11-23T01:53:05.40 | 0.6 | undecidable | manual | S | 178 | 25.1526 | 110 | -0.35 | 47 |
IV.PTQR.HHZ. | 2021-11-23T01:53:05.79 | 0.1 | undecidable | manual | P | 48 | 49.8168 | 50 | -0.01 | 97 |
IV.CERT.HHZ. | 2021-11-23T01:53:05.56 | 0.6 | undecidable | manual | S | 5 | 25.4523 | 110 | -0.28 | 48 |
IV.LAV9.HHZ. | 2021-11-23T01:53:04.65 | 0.3 | undecidable | manual | S | 257 | 21.6672 | 113 | 0.04 | 76 |
IV.MTCE.HHZ. | 2021-11-23T01:53:03.74 | 0.3 | undecidable | manual | P | 333 | 37.8288 | 50 | -0.21 | 71 |
IV.RDP.HHZ. | 2021-11-23T01:53:03.89 | 0.6 | undecidable | manual | S | 282 | 20.6682 | 114 | -0.39 | 47 |
IV.RCAV.EHZ. | 2021-11-23T01:53:02.43 | 0.6 | undecidable | manual | S | 357 | 14.0748 | 123 | 0.16 | 50 |
IV.GUAR.HHZ. | 2021-11-23T01:53:02.71 | 0.3 | undecidable | manual | P | 74 | 30.747 | 50 | -0.16 | 73 |
IV.VIVA.HHZ. | 2021-11-23T01:53:02.92 | 0.6 | undecidable | manual | S | 282 | 15.5733 | 120 | 0.21 | 49 |
IV.GIUL.HHZ. | 2021-11-23T01:53:02.85 | 0.1 | undecidable | manual | P | 126 | 30.747 | 50 | -0.02 | 100 |
IV.LATB.EHZ. | 2021-11-23T01:53:01.55 | 0.3 | undecidable | manual | P | 178 | 25.1526 | 110 | -0.27 | 72 |
IV.RDP.HHZ. | 2021-11-23T01:53:01.09 | 0.3 | undecidable | manual | P | 282 | 20.6682 | 114 | 0.11 | 75 |
IV.CERT.HHZ. | 2021-11-23T01:53:01.62 | 0.3 | undecidable | manual | P | 5 | 25.4523 | 110 | -0.25 | 72 |
IV.LAV9.HHZ. | 2021-11-23T01:53:01.39 | 0.1 | negative | manual | P | 257 | 21.6672 | 113 | 0.23 | 97 |
IV.RMP.HHZ. | 2021-11-23T01:53:01.49 | 0.1 | undecidable | manual | P | 296 | 22.9548 | 112 | 0.09 | 100 |
IV.VIVA.HHZ. | 2021-11-23T01:53:00.22 | 0.1 | undecidable | manual | P | 282 | 15.5733 | 120 | 0.15 | 100 |
IV.RCAV.EHZ. | 2021-11-23T01:52:59.97 | 0.3 | undecidable | manual | P | 357 | 14.0748 | 123 | 0.15 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RCAV.EHN. | ML:1.5 | 0.00034538734999999996 | 0.3392 | AML | other | m | 2021-11-23T01:53:02.91 |
IV.RCAV.EHE. | ML:1.4 | 0.00029200000000000005 | 0.28 | AML | other | m | 2021-11-23T01:53:03.14 |
IV.VIVA.HHE. | ML:1.8 | 0.0006785 | 0.14 | AML | other | m | 2021-11-23T01:53:03.41 |
IV.VIVA.HHN. | ML:2.1 | 0.001102 | 0.14 | AML | other | m | 2021-11-23T01:53:03.38 |
IV.LAV9.HHE. | ML:1.9 | 0.0005115 | 0.4 | AML | other | m | 2021-11-23T01:53:05.39 |
IV.RMP.HHN. | ML:2.1 | 0.000885 | 0.12 | AML | other | m | 2021-11-23T01:53:05.64 |
IV.RMP.HHE. | ML:2.0 | 0.000671 | 0.32 | AML | other | m | 2021-11-23T01:53:05.52 |
IV.GIUL.HHN. | ML:1.4 | 0.000113065965 | 0.2592 | AML | other | m | 2021-11-23T01:53:08.45 |
IV.LAV9.HNE. | ML:1.8 | 0.0004849535 | 0.4 | AML | other | m | 2021-11-23T01:53:05.39 |
IV.GIUL.HHE. | ML:1.1 | 0.000058170895 | 0.16 | AML | other | m | 2021-11-23T01:53:08.18 |
IV.LAV9.HHN. | ML:1.6 | 0.00027691965 | 0.48 | AML | other | m | 2021-11-23T01:53:04.84 |
IV.LRP.EHE. | ML:1.4 | 0.000060431205 | 0.0992 | AML | other | m | 2021-11-23T01:53:15.60 |
IV.LRP.EHN. | ML:0.9 | 0.000020176605 | 0.16 | AML | other | m | 2021-11-23T01:53:15.81 |
IV.VVLD.HNN. | ML:1.7 | 0.000114528905 | 0.52 | AML | other | m | 2021-11-23T01:53:18.44 |
IV.VVLD.HNE. | ML:1.8 | 0.000125889135 | 0.8896 | AML | other | m | 2021-11-23T01:53:17.39 |