A magnitude ML 1.4 earthquake occured in region: 8 km NW Colonna (RM), on
and geographic coordinates (lat, lon) 41.9040, 12.7200 at 14 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 |
---|---|---|---|---|
Colonna | RM | 8 | 4287 | 4287 |
Tivoli | RM | 9 | 56533 | 60820 |
Gallicano nel Lazio | RM | 9 | 6334 | 67154 |
Monte Porzio Catone | RM | 10 | 8693 | 75847 |
Monte Compatri | RM | 11 | 11978 | 87825 |
Guidonia Montecelio | RM | 11 | 88673 | 176498 |
Frascati | RM | 11 | 22087 | 198585 |
San Cesareo | RM | 11 | 15153 | 213738 |
Zagarolo | RM | 12 | 17843 | 231581 |
Rocca Priora | RM | 13 | 11962 | 243543 |
San Gregorio da Sassola | RM | 13 | 1619 | 245162 |
Fonte Nuova | RM | 13 | 32562 | 277724 |
Grottaferrata | RM | 13 | 20327 | 298051 |
Casape | RM | 14 | 744 | 298795 |
Sant'Angelo Romano | RM | 15 | 5018 | 303813 |
Poli | RM | 15 | 2418 | 306231 |
Ciampino | RM | 15 | 38412 | 344643 |
Castel Madama | RM | 15 | 7399 | 352042 |
Marcellina | RM | 15 | 7280 | 359322 |
Rocca di Papa | RM | 16 | 17034 | 376356 |
Marino | RM | 16 | 43026 | 419382 |
San Polo dei Cavalieri | RM | 16 | 2992 | 422374 |
Palestrina | RM | 16 | 21672 | 444046 |
Castel San Pietro Romano | RM | 16 | 902 | 444948 |
Mentana | RM | 16 | 22921 | 467869 |
Castel Gandolfo | RM | 18 | 8997 | 476866 |
Monterotondo | RM | 19 | 40830 | 517696 |
Palombara Sabina | RM | 19 | 13269 | 530965 |
Vicovaro | RM | 19 | 4019 | 534984 |
Labico | RM | 19 | 6379 | 541363 |
Roma | RM | 20 | 2864731 | 3406094 |
Ciciliano | RM | 20 | 1336 | 3407430 |
Rocca di Cave | RM | 20 | 377 | 3407807 |
Pisoniano | RM | 20 | 770 | 3408577 |
Capranica Prenestina | RM | 20 | 351 | 3408928 |
Albano Laziale | RM | 20 | 41715 | 3450643 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2023-01-22 12:33:20 |
41.9042 | 12.7195 | 14 | 2024-03-01 17:18:14 |
Bollettino Sismico Italiano INGV | 119971141 |
Reviewed Rev100 |
ML 1.4 | 2023-01-22 12:33:20 |
41.9075 | 12.7135 | 12 | 2023-01-22 12:43:15 |
Sala Sismica INGV-Roma | 113731871 |
Field | Value |
---|---|
Time (UTC) | 2023-01-22 12:33:20 ± 0.17 |
Latitude | 41.9042 ± 0.0054 |
Longitude | 12.7195 ± 0.0085 |
Depth (km) | 14 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 119971141 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 647 |
Semi-minor axis of confidence ellipse (meter) | 420 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 119 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 650.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 150 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 13 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.52790 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.5 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 113731871 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-01-22 12:43:15 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.5 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 119971141 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-08-09 14:38:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
1J.FX12.HHZ.00 | 2023-01-22T12:35:11.75 | 3.0 | undecidable | manual | Sn | 0.07 | 0 | |||
IV.ROVR.HNZ. | 2023-01-22T12:34:57.14 | 3.0 | undecidable | manual | Sn | -4.62 | 0 | |||
IV.SPS2.HHZ. | 2023-01-22T12:34:53.72 | 3.0 | undecidable | manual | Sn | 2.05 | 0 | |||
OT.TAR1.HHZ. | 2023-01-22T12:34:41.63 | 3.0 | undecidable | manual | Sn | -2.85 | 0 | |||
GU.CANO.HHZ. | 2023-01-22T12:34:34.75 | 3.0 | undecidable | manual | Pg | 15.03 | 0 | |||
IV.IMOL.HNZ. | 2023-01-22T12:34:30.01 | 3.0 | undecidable | manual | Sn | 1.37 | 0 | |||
1J.FX14.HHZ.00 | 2023-01-22T12:34:24.66 | 3.0 | undecidable | manual | Pn | 2.74 | 0 | |||
IV.RIBO.EHZ.01 | 2023-01-22T12:34:18.24 | 3.0 | undecidable | manual | Sg | 3.75 | 0 | |||
IV.ATVO.HHZ. | 2023-01-22T12:34:04.33 | 3.0 | undecidable | manual | Sn | 2.16 | 0 | |||
IV.GUMA.HHZ. | 2023-01-22T12:33:46.02 | 3.0 | undecidable | manual | S | -1.14 | 0 | |||
IV.FRON.EHZ. | 2023-01-22T12:33:43.59 | 3.0 | undecidable | manual | P | 3.42 | 0 | |||
IV.GIUL.HHZ. | 2023-01-22T12:33:30.54 | 0.3 | undecidable | manual | P | 131 | 58.5969 | 93 | -0.15 | 91 |
IV.LATB.EHZ. | 2023-01-22T12:33:29.15 | 0.3 | undecidable | manual | P | 156 | 49.7169 | 94 | -0.18 | 92 |
IV.FIAM.HHN. | 2023-01-22T12:33:29.81 | 0.3 | undecidable | manual | P | 39 | 52.0035 | 94 | 0.14 | 91 |
IV.CERT.HHZ. | 2023-01-22T12:33:28.78 | 0.3 | undecidable | manual | S | 77 | 22.1556 | 105 | 0.07 | 99 |
IV.SAMA.EHN. | 2023-01-22T12:33:27.09 | 0.6 | undecidable | manual | S | 218 | 17.2716 | 113 | -0.37 | 62 |
IV.RDP.HHZ. | 2023-01-22T12:33:27.23 | 0.3 | undecidable | manual | S | 183 | 15.9729 | 116 | 0.09 | 99 |
IV.MTCE.HHZ. | 2023-01-22T12:33:26.35 | 0.3 | undecidable | manual | S | 8 | 13.2756 | 123 | -0.17 | 98 |
IV.RMP.HHZ. | 2023-01-22T12:33:25.84 | 0.3 | undecidable | manual | S | 187 | 10.2786 | 133 | -0.05 | 100 |
IV.LPEL.HHZ. | 2023-01-22T12:33:24.61 | 3.0 | undecidable | manual | P | 2.04 | 0 | |||
IV.MTCE.HHZ. | 2023-01-22T12:33:24.02 | 0.3 | undecidable | manual | P | 8 | 13.2756 | 123 | 0.16 | 97 |
IV.SAMA.EHN. | 2023-01-22T12:33:24.31 | 0.3 | undecidable | manual | P | 218 | 17.2716 | 113 | -0.1 | 99 |
IV.CERT.HHZ. | 2023-01-22T12:33:24.80 | 0.3 | undecidable | manual | P | 77 | 22.1556 | 105 | -0.32 | 93 |
IV.RDP.HHZ. | 2023-01-22T12:33:24.57 | 0.3 | undecidable | manual | P | 183 | 15.9729 | 116 | 0.35 | 93 |
IV.RMP.HHZ. | 2023-01-22T12:33:23.76 | 0.3 | undecidable | manual | P | 187 | 10.2786 | 133 | 0.26 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RMP.HHE. | ML:1.9 | 0.00076301175 | 0.3008 | AML | other | m | 2023-01-22T12:33:26.18 |
IV.RMP.HHN. | ML:2.0 | 0.0009696507999999999 | 0.1152 | AML | other | m | 2023-01-22T12:33:26.64 |
IV.MTCE.HHE. | ML:1.1 | 0.00010310173 | 0.3392 | AML | other | m | 2023-01-22T12:33:26.74 |
IV.MTCE.HHN. | ML:0.8 | 0.000047838975 | 0.16 | AML | other | m | 2023-01-22T12:33:27.27 |
IV.RDP.HHE. | ML:1.8 | 0.00047793795 | 1.7376 | AML | other | m | 2023-01-22T12:33:27.97 |
IV.RDP.HHN. | ML:1.8 | 0.0005325597 | 0.2176 | AML | other | m | 2023-01-22T12:33:28.40 |
IV.CERT.HHN. | ML:1.0 | 0.000065637297 | 0.16 | AML | other | m | 2023-01-22T12:33:29.86 |
IV.CERT.HHE. | ML:0.8 | 0.00003818068 | 0.2368 | AML | other | m | 2023-01-22T12:33:30.06 |