A magnitude ML 1.2 earthquake occured in region: Colonna (RM), on
and geographic coordinates (lat, lon) 41.8370, 12.7570 at 10 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 | 1 | 4287 | 4287 |
Monte Compatri | RM | 4 | 11978 | 16265 |
Monte Porzio Catone | RM | 4 | 8693 | 24958 |
San Cesareo | RM | 4 | 15153 | 40111 |
Rocca Priora | RM | 5 | 11962 | 52073 |
Zagarolo | RM | 6 | 17843 | 69916 |
Gallicano nel Lazio | RM | 7 | 6334 | 76250 |
Frascati | RM | 7 | 22087 | 98337 |
Grottaferrata | RM | 9 | 20327 | 118664 |
Rocca di Papa | RM | 9 | 17034 | 135698 |
Palestrina | RM | 11 | 21672 | 157370 |
Marino | RM | 11 | 43026 | 200396 |
Castel San Pietro Romano | RM | 12 | 902 | 201298 |
Labico | RM | 12 | 6379 | 207677 |
Poli | RM | 13 | 2418 | 210095 |
San Gregorio da Sassola | RM | 13 | 1619 | 211714 |
Ciampino | RM | 13 | 38412 | 250126 |
Castel Gandolfo | RM | 13 | 8997 | 259123 |
Casape | RM | 13 | 744 | 259867 |
Nemi | RM | 13 | 1943 | 261810 |
Lariano | RM | 14 | 13432 | 275242 |
Albano Laziale | RM | 14 | 41715 | 316957 |
Tivoli | RM | 15 | 56533 | 373490 |
Cave | RM | 15 | 11287 | 384777 |
Ariccia | RM | 15 | 19407 | 404184 |
Valmontone | RM | 15 | 15959 | 420143 |
Genzano di Roma | RM | 15 | 23970 | 444113 |
Rocca di Cave | RM | 16 | 377 | 444490 |
Capranica Prenestina | RM | 17 | 351 | 444841 |
Velletri | RM | 17 | 53303 | 498144 |
Artena | RM | 17 | 14276 | 512420 |
Genazzano | RM | 18 | 6036 | 518456 |
Lanuvio | RM | 18 | 13632 | 532088 |
Castel Madama | RM | 18 | 7399 | 539487 |
Guidonia Montecelio | RM | 18 | 88673 | 628160 |
Pisoniano | RM | 19 | 770 | 628930 |
San Vito Romano | RM | 20 | 3273 | 632203 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2023-08-02 21:21:22 |
41.8373 | 12.7572 | 10 | 2023-08-02 21:33:11 |
Sala Sismica INGV-Roma | 119805681 |
Field | Value |
---|---|
Time (UTC) | 2023-08-02 21:21:22 ± 0.07 |
Latitude | 41.8373 ± 0.0045 |
Longitude | 12.7572 ± 0.0060 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 119805681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 548 |
Semi-minor axis of confidence ellipse (meter) | 320 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 308 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 550.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 63 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 25 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.72126 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 16 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 119805681 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-02 21:33:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.POFI.HHZ. | 2023-08-02T21:21:46.93 | 0.6 | undecidable | manual | S | 99 | 80.0643 | 50 | 0.3 | 42 |
IV.VVLD.HHZ. | 2023-08-02T21:21:44.78 | 0.6 | undecidable | manual | S | 87 | 71.6727 | 50 | 0.41 | 42 |
IV.FIAM.HHZ. | 2023-08-02T21:21:40.36 | 0.1 | undecidable | manual | S | 32 | 56.1993 | 50 | 0.1 | 92 |
IV.ASSB.HHZ. | 2023-08-02T21:21:40.31 | 3.0 | undecidable | manual | Pn | -1.28 | 0 | |||
IV.PTQR.HHZ. | 2023-08-02T21:21:40.82 | 0.1 | undecidable | manual | S | 69 | 56.8986 | 50 | 0.38 | 86 |
IV.LATB.EHZ. | 2023-08-02T21:21:36.03 | 0.1 | undecidable | manual | S | 156 | 41.7249 | 50 | -0.35 | 90 |
IV.POFI.HHZ. | 2023-08-02T21:21:36.19 | 0.6 | negative | manual | P | 99 | 80.0643 | 50 | -0.3 | 42 |
IV.BARO.EHN. | 2023-08-02T21:21:35.74 | 0.3 | undecidable | manual | P | 308 | 73.8705 | 50 | 0.21 | 65 |
IV.VVLD.HHZ. | 2023-08-02T21:21:34.93 | 0.1 | undecidable | manual | P | 87 | 71.6727 | 50 | -0.26 | 86 |
IV.GIUL.HNE. | 2023-08-02T21:21:32.53 | 1.0 | undecidable | manual | P | 127 | 51.5151 | 50 | 0.44 | 22 |
IV.FIAM.HHZ. | 2023-08-02T21:21:32.60 | 0.6 | negative | manual | P | 32 | 56.1993 | 50 | -0.21 | 45 |
IV.PTQR.HHZ. | 2023-08-02T21:21:32.69 | 1.0 | negative | manual | P | 69 | 56.8986 | 50 | -0.23 | 22 |
IV.GUAR.HHN. | 2023-08-02T21:21:31.24 | 0.3 | undecidable | manual | P | 96 | 46.1205 | 50 | -0.01 | 71 |
IV.LATB.EHZ. | 2023-08-02T21:21:30.20 | 0.1 | undecidable | manual | P | 156 | 41.7249 | 50 | -0.37 | 89 |
IV.CERT.HHZ. | 2023-08-02T21:21:30.86 | 0.1 | undecidable | manual | S | 56 | 22.2555 | 115 | -0.32 | 93 |
IV.RCAV.EHZ. | 2023-08-02T21:21:29.11 | 0.3 | undecidable | manual | S | 86 | 15.5733 | 124 | -0.04 | 75 |
IV.ROM9.HNZ. | 2023-08-02T21:21:27.69 | 3.0 | undecidable | manual | P | 0 | ||||
IV.CERT.HHZ. | 2023-08-02T21:21:27.45 | 0.3 | undecidable | manual | P | 56 | 22.2555 | 115 | -0.12 | 73 |
IV.RDP.HHE. | 2023-08-02T21:21:27.59 | 0.1 | undecidable | manual | S | 204 | 9.3795 | 138 | 0.09 | 100 |
IV.MA9.HHN. | 2023-08-02T21:21:27.67 | 0.1 | undecidable | manual | S | 227 | 11.0778 | 133 | -0.24 | 97 |
IV.MTCE.HHZ. | 2023-08-02T21:21:27.16 | 0.1 | undecidable | manual | P | 357 | 20.5683 | 117 | -0.11 | 98 |
IV.LAV9.HHN. | 2023-08-02T21:21:27.10 | 0.3 | undecidable | manual | P | 195 | 18.3705 | 120 | 0.23 | 72 |
IV.RCAV.EHZ. | 2023-08-02T21:21:26.51 | 0.1 | undecidable | manual | P | 86 | 15.5733 | 124 | 0.11 | 99 |
IV.SAMA.EHE. | 2023-08-02T21:21:26.09 | 0.1 | undecidable | manual | P | 245 | 14.9739 | 125 | -0.21 | 97 |
IV.VIVA.HHE. | 2023-08-02T21:21:25.79 | 0.1 | undecidable | manual | P | 174 | 9.6792 | 137 | 0.29 | 96 |
IV.RDP.HHE. | 2023-08-02T21:21:25.80 | 0.1 | undecidable | manual | P | 204 | 9.3795 | 138 | 0.35 | 95 |
IV.MA9.HHN. | 2023-08-02T21:21:25.78 | 0.1 | undecidable | manual | P | 227 | 11.0778 | 133 | 0.1 | 100 |
IV.TOLF.HHZ. | 2023-08-02T21:21:09.42 | 3.0 | undecidable | manual | P | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RCAV.EHE. | ML:2.0 | 0.0008814999999999999 | 0.2 | AML | other | m | 2023-08-02T21:21:29.43 |
IV.RCAV.EHN. | ML:1.9 | 0.0008213367499999999 | 0.192 | AML | other | m | 2023-08-02T21:21:30.01 |
IV.MTCE.HHN. | ML:0.9 | 0.000054199999999999996 | 0.32 | AML | other | m | 2023-08-02T21:21:30.84 |
IV.MTCE.HHE. | ML:0.8 | 0.000048975259999999996 | 0.2944 | AML | other | m | 2023-08-02T21:21:31.13 |
IV.CERT.HHN. | ML:1.3 | 0.00014418510000000002 | 0.32 | AML | other | m | 2023-08-02T21:21:31.30 |
IV.CERT.HHE. | ML:1.1 | 0.000079822405 | 0.2048 | AML | other | m | 2023-08-02T21:21:32.18 |
IV.PTQR.HHN. | ML:1.1 | 0.000029350000000000002 | 0.26 | AML | other | m | 2023-08-02T21:21:41.18 |
IV.PTQR.HHE. | ML:1.3 | 0.000044200000000000004 | 0.36 | AML | other | m | 2023-08-02T21:21:41.06 |
IV.POFI.HHN. | ML:0.0 | 0.00002471552 | 0.4992 | AML | other | m | 2023-08-02T21:21:48.69 |
IV.POFI.HHE. | ML:0.0 | 0.000018525105 | 0.2432 | AML | other | m | 2023-08-02T21:21:49.45 |
IV.CERT.HNE. | ML:1.5 | 0.00019150491 | 0.1792 | AML | other | m | 2023-08-02T21:21:32.17 |
IV.FIAM.HHE. | ML:1.0 | 0.000018460894999999998 | 0.32 | AML | other | m | 2023-08-02T21:21:43.81 |
IV.FIAM.HHN. | ML:1.0 | 0.000019371603 | 0.32 | AML | other | m | 2023-08-02T21:21:42.43 |