A magnitude ML 1.2 earthquake occured in region: 3 km NE Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6520, 13.3060 at 12 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 |
---|---|---|---|---|
Amatrice | RI | 3 | 2657 | 2657 |
Accumoli | RI | 7 | 667 | 3324 |
Campotosto | AQ | 12 | 542 | 3866 |
Cittareale | RI | 13 | 482 | 4348 |
Arquata del Tronto | AP | 14 | 1178 | 5526 |
Capitignano | AQ | 15 | 665 | 6191 |
Montereale | AQ | 15 | 2581 | 8772 |
Acquasanta Terme | AP | 16 | 2916 | 11688 |
Cortino | TE | 17 | 656 | 12344 |
Valle Castellana | TE | 18 | 977 | 13321 |
Crognaleto | TE | 18 | 1297 | 14618 |
Rocca Santa Maria | TE | 19 | 537 | 15155 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2023-04-04 15:38:01 |
42.6517 | 13.3062 | 12 | 2023-04-04 15:50:21 |
Sala Sismica INGV-Roma | 116066511 |
Field | Value |
---|---|
Time (UTC) | 2023-04-04 15:38:01 ± 0.06 |
Latitude | 42.6517 ± 0.0027 |
Longitude | 13.3062 ± 0.0037 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116066511 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 329 |
Semi-minor axis of confidence ellipse (meter) | 189 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 17 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 70 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27879 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 116066511 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-04 15:50:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ACATE.EHZ. | 2023-04-04T15:39:43.62 | 3.0 | undecidable | manual | Pg | 21.16 | 0 | |||
IV.SPS2.HHZ. | 2023-04-04T15:39:17.58 | 3.0 | undecidable | manual | Pg | 17.23 | 0 | |||
IV.TREG.HNZ. | 2023-04-04T15:39:13.68 | 3.0 | undecidable | manual | Sn | 4.61 | 0 | |||
IV.MRGE.HHZ. | 2023-04-04T15:39:12.36 | 3.0 | undecidable | manual | Pn | 5.13 | 0 | |||
IV.EPZF.HHZ. | 2023-04-04T15:39:08.76 | 3.0 | undecidable | manual | Pn | -3.82 | 0 | |||
GU.BURY.HHZ. | 2023-04-04T15:39:07.75 | 3.0 | positive | manual | Pg | 14.34 | 0 | |||
IV.PII.HHZ. | 2023-04-04T15:38:29.50 | 3.0 | positive | manual | Pg | 5.1 | 0 | |||
IV.PAOL.HHZ. | 2023-04-04T15:38:28.19 | 3.0 | undecidable | manual | Pn | -2.09 | 0 | |||
IV.FNVD.HHZ. | 2023-04-04T15:38:28.01 | 3.0 | positive | manual | Pg | 5.95 | 0 | |||
IV.MCIV.CHZ. | 2023-04-04T15:38:26.24 | 3.0 | undecidable | manual | Sg | 0.18 | 0 | |||
IV.GIGS.HHZ. | 2023-04-04T15:38:11.84 | 0.3 | undecidable | manual | S | 135 | 30.9468 | 92 | -0.28 | 71 |
IV.NRCA.HHZ. | 2023-04-04T15:38:10.51 | 0.1 | undecidable | manual | S | 322 | 25.5522 | 93 | -0.15 | 97 |
IV.TERO.HHZ. | 2023-04-04T15:38:10.20 | 0.1 | undecidable | manual | S | 97 | 24.5532 | 93 | -0.2 | 97 |
IV.MURB.HNZ. | 2023-04-04T15:38:10.74 | 3.0 | undecidable | manual | S | -0.1 | 0 | |||
IV.LNSS.HHZ. | 2023-04-04T15:38:09.74 | 0.3 | undecidable | manual | S | 256 | 22.3554 | 94 | -0.08 | 74 |
IV.RM33.EHZ. | 2023-04-04T15:38:08.40 | 0.3 | undecidable | manual | S | 205 | 17.4714 | 97 | -0.13 | 75 |
IV.MTRA.EHZ. | 2023-04-04T15:38:07.45 | 0.3 | undecidable | manual | S | 32 | 13.7751 | 107 | -0.11 | 75 |
IV.CAMP.HHZ. | 2023-04-04T15:38:07.84 | 0.3 | undecidable | manual | S | 147 | 15.3735 | 102 | -0.12 | 75 |
IV.GIGS.HHZ. | 2023-04-04T15:38:07.80 | 0.1 | undecidable | manual | P | 135 | 30.9468 | 92 | 0.22 | 95 |
IV.NRCA.HHZ. | 2023-04-04T15:38:06.79 | 0.1 | undecidable | manual | P | 322 | 25.5522 | 93 | 0.04 | 100 |
IV.TERO.HHZ. | 2023-04-04T15:38:06.63 | 0.1 | undecidable | manual | P | 97 | 24.5532 | 93 | 0.04 | 100 |
IV.LNSS.HHZ. | 2023-04-04T15:38:06.30 | 0.3 | undecidable | manual | P | 256 | 22.3554 | 94 | 0.04 | 75 |
IV.MMO1.EHZ. | 2023-04-04T15:38:06.69 | 3.0 | undecidable | manual | S | -1.2 | 0 | |||
IV.CAMP.HHZ. | 2023-04-04T15:38:05.31 | 0.1 | undecidable | manual | P | 147 | 15.3735 | 102 | 0.12 | 100 |
IV.RM33.EHZ. | 2023-04-04T15:38:05.59 | 0.3 | undecidable | manual | P | 205 | 17.4714 | 97 | 0.08 | 75 |
IV.SMA1.EHZ. | 2023-04-04T15:38:05.48 | 0.3 | undecidable | manual | S | 134 | 3.2967 | 159 | -0.06 | 77 |
IV.MTRA.EHZ. | 2023-04-04T15:38:05.14 | 0.1 | undecidable | manual | P | 32 | 13.7751 | 107 | 0.19 | 99 |
IV.FRON.EHZ. | 2023-04-04T15:38:04.84 | 3.0 | undecidable | manual | P | 0.12 | 0 | |||
IV.SMA1.EHZ. | 2023-04-04T15:38:04.05 | 0.3 | undecidable | manual | P | 134 | 3.2967 | 159 | 0.26 | 74 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:1.5 | 0.00044500000000000003 | 0.42 | AML | other | m | 2023-04-04T15:38:05.87 |
IV.SMA1.EHN. | ML:1.3 | 0.0003125 | 0.46 | AML | other | m | 2023-04-04T15:38:06.36 |
IV.CAMP.HHN. | ML:1.0 | 0.00007939999999999999 | 1.32 | AML | other | m | 2023-04-04T15:38:08.32 |
IV.CAMP.HHE. | ML:1.0 | 0.00008450000000000001 | 0.8 | AML | other | m | 2023-04-04T15:38:08.89 |
IV.LNSS.HHE. | ML:1.2 | 0.0000913 | 0.18 | AML | other | m | 2023-04-04T15:38:09.99 |
IV.LNSS.HHN. | ML:1.1 | 0.000080660965 | 0.2176 | AML | other | m | 2023-04-04T15:38:09.88 |
IV.NRCA.HHN. | ML:1.4 | 0.00014199999999999998 | 0.84 | AML | other | m | 2023-04-04T15:38:10.55 |
IV.NRCA.HHE. | ML:1.6 | 0.00021799999999999999 | 0.14 | AML | other | m | 2023-04-04T15:38:10.80 |
IV.MTRA.HNE. | ML:1.3 | 0.00017626095 | 0.1152 | AML | other | m | 2023-04-04T15:38:07.82 |
IV.MTRA.HNN. | ML:1.3 | 0.00018541669999999998 | 0.1536 | AML | other | m | 2023-04-04T15:38:07.53 |
IV.RM33.EHE. | ML:1.0 | 0.000078566295 | 0.3072 | AML | other | m | 2023-04-04T15:38:08.62 |
IV.RM33.EHN. | ML:1.0 | 0.000079183385 | 0.1664 | AML | other | m | 2023-04-04T15:38:08.59 |
IV.TERO.HNE. | ML:1.4 | 0.0001391034 | 0.1408 | AML | other | m | 2023-04-04T15:38:10.28 |
IV.TERO.HNN. | ML:1.4 | 0.00015416732049999997 | 0.3968 | AML | other | m | 2023-04-04T15:38:10.28 |