A magnitude ML 1.8 earthquake occured in region: 6 km NE Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6750, 13.3240 at 11 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 |
---|---|---|---|---|
Amatrice | RI | 6 | 2657 | 2657 |
Accumoli | RI | 7 | 667 | 3324 |
Arquata del Tronto | AP | 11 | 1178 | 4502 |
Acquasanta Terme | AP | 13 | 2916 | 7418 |
Campotosto | AQ | 14 | 542 | 7960 |
Cittareale | RI | 15 | 482 | 8442 |
Valle Castellana | TE | 16 | 977 | 9419 |
Cortino | TE | 16 | 656 | 10075 |
Rocca Santa Maria | TE | 17 | 537 | 10612 |
Capitignano | AQ | 17 | 665 | 11277 |
Montereale | AQ | 18 | 2581 | 13858 |
Montegallo | AP | 19 | 523 | 14381 |
Crognaleto | TE | 19 | 1297 | 15678 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2021-08-14 08:18:33 |
42.6748 | 13.3237 | 11 | 2021-12-29 11:12:29 |
Bollettino Sismico Italiano INGV | 95373161 |
Reviewed Rev100 |
ML 1.8 | 2021-08-14 08:18:33 |
42.6852 | 13.3035 | 10 | 2021-08-14 08:26:20 |
Sala Sismica INGV-Roma | 94123441 |
Field | Value |
---|---|
Time (UTC) | 2021-08-14 08:18:33 ± 0.06 |
Latitude | 42.6748 ± 0.0036 |
Longitude | 13.3237 ± 0.0049 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 95373161 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 395 |
Semi-minor axis of confidence ellipse (meter) | 218 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 16 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 59 |
Number of associated phases, regardless of their use for origin computation | 34 |
Number of defining phases | 34 |
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) | 0.04497 |
Epicentral distance of station farthest from the epicenter (degree) | 0.70687 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 19 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 94123441 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-14 08:26:20 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 23 |
Type of magnitude | ML |
Reference to an origin | 95373161 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-09-13 07:18:26 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MOMA.HNZ. | 2021-08-14T08:18:53.41 | 0.6 | undecidable | manual | S | 283 | 63.0924 | 90 | 0.5 | 42 |
IV.FIAM.HNN. | 2021-08-14T08:18:49.02 | 0.6 | undecidable | manual | S | 201 | 48.2184 | 91 | 0.08 | 47 |
IV.CSP1.EHZ. | 2021-08-14T08:18:48.85 | 0.3 | undecidable | manual | S | 348 | 47.2194 | 91 | 0.16 | 70 |
IV.CING.HNZ. | 2021-08-14T08:18:47.09 | 0.6 | undecidable | manual | P | 352 | 78.4659 | 90 | -0.04 | 45 |
IV.FDMO.HHN. | 2021-08-14T08:18:47.93 | 0.6 | undecidable | manual | S | 334 | 44.5221 | 91 | -0.03 | 48 |
IV.MF5.EHZ. | 2021-08-14T08:18:46.56 | 0.6 | undecidable | manual | S | 18 | 36.4413 | 91 | 0.75 | 40 |
IV.GAVE.EHN. | 2021-08-14T08:18:45.20 | 0.3 | undecidable | manual | S | 273 | 35.0427 | 91 | -0.24 | 71 |
IV.MOMA.HNZ. | 2021-08-14T08:18:44.73 | 0.3 | undecidable | manual | P | 283 | 63.0924 | 90 | -0.03 | 70 |
IV.MC2.EHZ. | 2021-08-14T08:18:43.44 | 0.6 | undecidable | manual | S | 337 | 28.4493 | 91 | -0.23 | 48 |
IV.VCEL.EHZ. | 2021-08-14T08:18:43.60 | 0.6 | undecidable | manual | P | 126 | 52.4031 | 91 | 0.47 | 43 |
IV.CESI.HHE. | 2021-08-14T08:18:43.50 | 0.6 | undecidable | manual | P | 317 | 50.0166 | 91 | 0.75 | 39 |
IV.MMO1.HNZ. | 2021-08-14T08:18:42.42 | 0.6 | undecidable | manual | S | 1 | 24.9528 | 92 | -0.31 | 47 |
IV.OFFI.HHE. | 2021-08-14T08:18:42.18 | 0.6 | undecidable | manual | P | 45 | 41.2254 | 91 | 0.78 | 40 |
IV.CSP1.EHZ. | 2021-08-14T08:18:42.12 | 0.3 | undecidable | manual | P | 348 | 47.2194 | 91 | -0.21 | 69 |
IV.FIAM.HNN. | 2021-08-14T08:18:42.21 | 0.6 | undecidable | manual | P | 201 | 48.2184 | 91 | -0.26 | 46 |
IV.LNSS.HHZ. | 2021-08-14T08:18:42.40 | 0.6 | undecidable | manual | S | 251 | 24.4533 | 92 | -0.21 | 48 |
IV.TERO.HHZ. | 2021-08-14T08:18:42.07 | 0.3 | undecidable | manual | S | 104 | 23.5542 | 92 | -0.31 | 71 |
IV.FDMO.HHN. | 2021-08-14T08:18:41.74 | 0.6 | undecidable | manual | P | 334 | 44.5221 | 91 | -0.16 | 47 |
IV.RM33.EHZ. | 2021-08-14T08:18:41.47 | 0.6 | undecidable | manual | S | 206 | 20.4684 | 93 | -0.07 | 50 |
IV.MF5.EHZ. | 2021-08-14T08:18:40.87 | 0.6 | undecidable | manual | P | 18 | 36.4413 | 91 | 0.21 | 47 |
IV.CAMP.HHZ. | 2021-08-14T08:18:40.48 | 0.6 | undecidable | manual | S | 156 | 16.9719 | 95 | -0.12 | 50 |
IV.GAVE.EHN. | 2021-08-14T08:18:40.09 | 0.3 | undecidable | manual | P | 273 | 35.0427 | 91 | -0.36 | 69 |
IV.MC2.EHZ. | 2021-08-14T08:18:39.56 | 0.6 | undecidable | manual | P | 337 | 28.4493 | 91 | 0.14 | 49 |
IV.RM33.EHZ. | 2021-08-14T08:18:38.15 | 0.3 | undecidable | manual | P | 206 | 20.4684 | 93 | -0.04 | 75 |
IV.MTRA.EHZ. | 2021-08-14T08:18:38.60 | 0.6 | undecidable | manual | S | 33 | 10.878 | 118 | -0.45 | 46 |
IV.LNSS.HHZ. | 2021-08-14T08:18:38.66 | 0.1 | positive | manual | P | 251 | 24.4533 | 92 | -0.15 | 98 |
IV.TERO.HHZ. | 2021-08-14T08:18:38.46 | 0.3 | undecidable | manual | P | 104 | 23.5542 | 92 | -0.22 | 72 |
IV.MMO1.HNZ. | 2021-08-14T08:18:38.73 | 0.6 | undecidable | manual | P | 1 | 24.9528 | 92 | -0.15 | 49 |
IV.T1299.EHZ. | 2021-08-14T08:18:38.15 | 0.6 | undecidable | manual | S | 217 | 5.5944 | 145 | 0.14 | 51 |
IV.SMA1.EHZ. | 2021-08-14T08:18:37.78 | 0.6 | undecidable | manual | S | 169 | 4.995 | 149 | -0.14 | 50 |
IV.CAMP.HHZ. | 2021-08-14T08:18:37.63 | 0.6 | undecidable | manual | P | 156 | 16.9719 | 95 | -0.02 | 51 |
IV.SMA1.EHZ. | 2021-08-14T08:18:36.33 | 0.1 | positive | manual | P | 169 | 4.995 | 149 | 0.22 | 100 |
IV.T1299.EHZ. | 2021-08-14T08:18:36.41 | 0.1 | positive | manual | P | 217 | 5.5944 | 145 | 0.25 | 99 |
IV.MTRA.EHZ. | 2021-08-14T08:18:36.77 | 0.3 | undecidable | manual | P | 33 | 10.878 | 118 | 0.01 | 77 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:2.1 | 0.00209028 | 0.1216 | AML | other | m | 2021-08-14T08:18:38.11 |
IV.SMA1.EHE. | ML:2.0 | 0.0014969830000000001 | 0.1024 | AML | other | m | 2021-08-14T08:18:38.11 |
IV.MTRA.HNE. | ML:2.1 | 0.0014835915 | 0.3328 | AML | other | m | 2021-08-14T08:18:39.80 |
IV.MTRA.EHE. | ML:2.1 | 0.0015351815 | 0.3392 | AML | other | m | 2021-08-14T08:18:39.80 |
IV.MTRA.EHN. | ML:2.2 | 0.0018635845 | 0.1792 | AML | other | m | 2021-08-14T08:18:38.98 |
IV.MTRA.HNN. | ML:2.2 | 0.0018609955 | 0.1792 | AML | other | m | 2021-08-14T08:18:38.98 |
IV.RM33.EHN. | ML:1.8 | 0.00040287669999999995 | 0.1408 | AML | other | m | 2021-08-14T08:18:41.78 |
IV.RM33.HNN. | ML:1.8 | 0.00039867980000000004 | 0.128 | AML | other | m | 2021-08-14T08:18:41.84 |
IV.RM33.HNE. | ML:1.8 | 0.0004326113 | 0.1088 | AML | other | m | 2021-08-14T08:18:42.07 |
IV.RM33.EHE. | ML:1.8 | 0.00045782354999999997 | 0.1152 | AML | other | m | 2021-08-14T08:18:42.07 |
IV.TERO.HHN. | ML:1.8 | 0.0003465 | 0.58 | AML | other | m | 2021-08-14T08:18:42.09 |
IV.LNSS.HHN. | ML:2.0 | 0.00055 | 0.38 | AML | other | m | 2021-08-14T08:18:42.73 |
IV.LNSS.HHE. | ML:1.9 | 0.0005250000000000001 | 0.12 | AML | other | m | 2021-08-14T08:18:42.66 |
IV.MF5.EHN. | ML:1.6 | 0.00014751405 | 0.3008 | AML | other | m | 2021-08-14T08:18:46.76 |
IV.CSP1.EHN. | ML:1.6 | 0.00011905000000000001 | 1.7 | AML | other | m | 2021-08-14T08:18:48.02 |
IV.CSP1.EHE. | ML:1.6 | 0.00010300000000000001 | 0.2 | AML | other | m | 2021-08-14T08:18:50.70 |
IV.TERO.HHE. | ML:1.6 | 0.00025439665 | 0.1408 | AML | other | m | 2021-08-14T08:18:42.98 |
IV.VCEL.EHN. | ML:1.4 | 0.000060899999999999996 | 0.16 | AML | other | m | 2021-08-14T08:18:53.15 |
IV.VCEL.EHE. | ML:1.3 | 0.000043130585 | 0.1408 | AML | other | m | 2021-08-14T08:18:53.14 |
IV.TERO.HNE. | ML:1.5 | 0.00020829835 | 0.0768 | AML | other | m | 2021-08-14T08:18:42.87 |
IV.TERO.HNN. | ML:1.7 | 0.00033714754999999996 | 0.0704 | AML | other | m | 2021-08-14T08:18:42.12 |
IV.LNSS.HNE. | ML:1.9 | 0.00047406375000000003 | 0.1408 | AML | other | m | 2021-08-14T08:18:42.66 |
IV.LNSS.HNN. | ML:1.8 | 0.00039002196500000005 | 0.1984 | AML | other | m | 2021-08-14T08:18:42.73 |