A magnitude ML 1.1 earthquake occured in region: 4 km N Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6680, 13.3040 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 | 4 | 2657 | 2657 |
Accumoli | RI | 6 | 667 | 3324 |
Arquata del Tronto | AP | 12 | 1178 | 4502 |
Cittareale | RI | 13 | 482 | 4984 |
Campotosto | AQ | 13 | 542 | 5526 |
Acquasanta Terme | AP | 14 | 2916 | 8442 |
Capitignano | AQ | 16 | 665 | 9107 |
Montereale | AQ | 17 | 2581 | 11688 |
Cortino | TE | 18 | 656 | 12344 |
Valle Castellana | TE | 18 | 977 | 13321 |
Rocca Santa Maria | TE | 18 | 537 | 13858 |
Crognaleto | TE | 20 | 1297 | 15155 |
Montegallo | AP | 20 | 523 | 15678 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-08-04 07:22:51 |
42.6677 | 13.3042 | 12 | 2020-08-04 07:32:49 |
Sala Sismica INGV-Roma | 81628691 |
Field | Value |
---|---|
Time (UTC) | 2020-08-04 07:22:51 ± 0.09 |
Latitude | 42.6677 ± 0.0036 |
Longitude | 13.3042 ± 0.0049 |
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 | 81628691 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 429 |
Semi-minor axis of confidence ellipse (meter) | 125 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 44 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 68 |
Number of associated phases, regardless of their use for origin computation | 40 |
Number of defining phases | 20 |
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) | 0.25811 |
Number of stations at which the event was observed | 27 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 81628691 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-04 07:32:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
AC.VLO.HHZ. | 2020-08-04T07:25:14.88 | 3.0 | undecidable | manual | Sn | 1.77 | 0 | |||
ST.GAGG.HHZ. | 2020-08-04T07:24:53.46 | 3.0 | undecidable | manual | Sg | 13.89 | 0 | |||
ST.DOSS.HHZ. | 2020-08-04T07:24:35.87 | 3.0 | undecidable | manual | Sn | 2.47 | 0 | |||
OX.CIMO.HHZ. | 2020-08-04T07:24:32.55 | 3.0 | undecidable | manual | Sn | -4.32 | 0 | |||
OX.DRE.HHZ. | 2020-08-04T07:24:25.72 | 3.0 | undecidable | manual | Sn | -6.77 | 0 | |||
IV.TREG.HNZ. | 2020-08-04T07:24:19.63 | 3.0 | undecidable | manual | Sn | -6.24 | 0 | |||
IV.ECTS.HHZ. | 2020-08-04T07:24:07.26 | 3.0 | undecidable | manual | Pn | -2.47 | 0 | |||
ST.GAGG.HHZ. | 2020-08-04T07:24:03.77 | 3.0 | undecidable | manual | Pg | 10.67 | 0 | |||
ST.RONC.HNZ. | 2020-08-04T07:23:58.49 | 3.0 | undecidable | manual | Pg | 5.06 | 0 | |||
OX.CIMO.HHZ. | 2020-08-04T07:23:55.58 | 3.0 | positive | manual | Pg | 4 | 0 | |||
IV.SARZ.HHZ. | 2020-08-04T07:23:54.59 | 3.0 | negative | manual | Pn | 0.63 | 0 | |||
IV.SGG.HHZ. | 2020-08-04T07:23:40.89 | 3.0 | undecidable | manual | S | -3.56 | 0 | |||
IV.CMPR.HHZ. | 2020-08-04T07:23:40.98 | 3.0 | undecidable | manual | Pn | 1.33 | 0 | |||
IV.MTMR.EHZ. | 2020-08-04T07:23:34.07 | 3.0 | undecidable | manual | Pg | 3.01 | 0 | |||
IT.UMBT.HGZ. | 2020-08-04T07:23:26.67 | 3.0 | undecidable | manual | S | -1.45 | 0 | |||
IV.PTRJ.HNZ. | 2020-08-04T07:23:23.82 | 3.0 | undecidable | manual | Pg | 0.58 | 0 | |||
IV.ROSPO.HHZ. | 2020-08-04T07:23:16.92 | 3.0 | undecidable | manual | P | -1.98 | 0 | |||
IV.SEF1.HNZ. | 2020-08-04T07:23:10.26 | 3.0 | undecidable | manual | S | -4.07 | 0 | |||
IT.UMBT.HGZ. | 2020-08-04T07:23:09.36 | 3.0 | negative | manual | P | -3.6 | 0 | |||
IV.MNTP.HNZ. | 2020-08-04T07:23:03.00 | 3.0 | undecidable | manual | P | -0.99 | 0 | |||
IV.MC2.EHN. | 2020-08-04T07:23:01.79 | 0.3 | undecidable | manual | S | 341 | 28.6491 | 95 | 0.1 | 73 |
IV.TERO.HHZ. | 2020-08-04T07:23:00.36 | 0.6 | undecidable | manual | S | 101 | 24.9528 | 96 | -0.35 | 46 |
IV.MMO1.HNZ. | 2020-08-04T07:23:00.93 | 0.3 | undecidable | manual | S | 4 | 25.752 | 96 | 0 | 74 |
IV.NRCA.HHZ. | 2020-08-04T07:23:00.23 | 0.3 | undecidable | manual | S | 320 | 24.0537 | 97 | -0.24 | 72 |
IV.RM33.EHZ. | 2020-08-04T07:22:59.05 | 0.3 | undecidable | manual | S | 203 | 19.0698 | 101 | -0.1 | 73 |
IV.LNSS.HHZ. | 2020-08-04T07:22:59.88 | 0.3 | undecidable | manual | S | 252 | 22.6551 | 97 | -0.23 | 71 |
IV.CAMP.HHE. | 2020-08-04T07:22:58.42 | 0.3 | undecidable | manual | S | 150 | 16.9719 | 105 | -0.18 | 72 |
IV.MTRA.EHZ. | 2020-08-04T07:22:57.32 | 0.3 | undecidable | manual | S | 37 | 12.4764 | 119 | -0.16 | 74 |
IV.MMO1.HNZ. | 2020-08-04T07:22:57.59 | 0.3 | undecidable | manual | P | 4 | 25.752 | 96 | 0.62 | 64 |
IV.NRCA.HHZ. | 2020-08-04T07:22:56.78 | 0.1 | undecidable | manual | P | 320 | 24.0537 | 97 | 0.07 | 99 |
IV.T1299.HNE. | 2020-08-04T07:22:56.04 | 0.3 | undecidable | manual | S | 206 | 4.0959 | 157 | 0.06 | 76 |
IV.MC2.EHN. | 2020-08-04T07:22:56.84 | 0.3 | undecidable | manual | P | 341 | 28.6491 | 95 | -0.57 | 65 |
IV.TERO.HHZ. | 2020-08-04T07:22:56.82 | 0.1 | undecidable | manual | P | 101 | 24.9528 | 96 | -0.03 | 98 |
IV.RM33.EHZ. | 2020-08-04T07:22:56.10 | 0.6 | positive | manual | P | 203 | 19.0698 | 101 | 0.15 | 49 |
IV.LNSS.HHZ. | 2020-08-04T07:22:56.61 | 0.1 | undecidable | manual | P | 252 | 22.6551 | 97 | 0.11 | 98 |
IV.MTRA.EHZ. | 2020-08-04T07:22:55.16 | 0.1 | negative | manual | P | 37 | 12.4764 | 119 | 0.17 | 98 |
IV.SMA1.EHZ. | 2020-08-04T07:22:55.80 | 0.3 | undecidable | manual | S | 148 | 4.7952 | 153 | -0.26 | 74 |
IV.CAMP.HHE. | 2020-08-04T07:22:55.73 | 0.1 | undecidable | manual | P | 150 | 16.9719 | 105 | 0.1 | 100 |
IV.SMA1.EHZ. | 2020-08-04T07:22:54.37 | 0.1 | undecidable | manual | P | 148 | 4.7952 | 153 | 0.2 | 99 |
IV.T1299.HNE. | 2020-08-04T07:22:54.38 | 0.1 | undecidable | manual | P | 206 | 4.0959 | 157 | 0.26 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHN. | ML:1.3 | 0.00019350000000000001 | 0.16 | AML | other | m | 2020-08-04T07:22:57.39 |
IV.MTRA.EHE. | ML:1.2 | 0.000168 | 0.32 | AML | other | m | 2020-08-04T07:22:57.43 |
IV.SMA1.EHE. | ML:1.3 | 0.00028981829999999995 | 0.0992 | AML | other | m | 2020-08-04T07:22:56.07 |
IV.SMA1.EHN. | ML:1.4 | 0.00030474904999999995 | 0.1408 | AML | other | m | 2020-08-04T07:22:56.08 |
IV.MTRA.HNE. | ML:1.1 | 0.000131542885 | 0.128 | AML | other | m | 2020-08-04T07:22:57.49 |
IV.MTRA.HNN. | ML:1.3 | 0.00018539965 | 0.1504 | AML | other | m | 2020-08-04T07:22:57.46 |
IV.RM33.EHE. | ML:0.7 | 0.000038981105 | 0.3392 | AML | other | m | 2020-08-04T07:23:01.44 |
IV.RM33.EHN. | ML:0.7 | 0.00003346511500000001 | 0.1408 | AML | other | m | 2020-08-04T07:23:00.13 |
IV.LNSS.HHE. | ML:1.0 | 0.00006268483 | 0.1408 | AML | other | m | 2020-08-04T07:23:00.37 |
IV.LNSS.HHN. | ML:1.0 | 0.000062321285 | 0.3392 | AML | other | m | 2020-08-04T07:23:00.25 |
IV.NRCA.HHE. | ML:0.9 | 0.000047765215 | 0.16 | AML | other | m | 2020-08-04T07:23:01.10 |
IV.NRCA.HHN. | ML:1.0 | 0.000052727080000000004 | 0.08 | AML | other | m | 2020-08-04T07:23:00.60 |
IV.TERO.HHE. | ML:0.9 | 0.000044787220000000005 | 0.0608 | AML | other | m | 2020-08-04T07:23:00.68 |
IV.TERO.HHN. | ML:0.8 | 0.000037817045000000004 | 0.0608 | AML | other | m | 2020-08-04T07:23:01.59 |