A magnitude ML 1.5 earthquake occured in region: 1 km SW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6840, 13.2430 at 10 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 |
---|---|---|---|---|
Accumoli | RI | 1 | 667 | 667 |
Amatrice | RI | 7 | 2657 | 3324 |
Cittareale | RI | 10 | 482 | 3806 |
Arquata del Tronto | AP | 11 | 1178 | 4984 |
Acquasanta Terme | AP | 17 | 2916 | 7900 |
Norcia | PG | 17 | 4957 | 12857 |
Campotosto | AQ | 18 | 542 | 13399 |
Montereale | AQ | 18 | 2581 | 15980 |
Capitignano | AQ | 19 | 665 | 16645 |
Cascia | PG | 19 | 3217 | 19862 |
Montegallo | AP | 19 | 523 | 20385 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2021-09-15 22:57:40 |
42.6842 | 13.2428 | 10 | 2022-03-30 13:04:40 |
Bollettino Sismico Italiano INGV | 101755381 |
Reviewed Rev100 |
ML 1.5 | 2021-09-15 22:57:40 |
42.6897 | 13.2317 | 9 | 2021-09-15 23:04:12 |
Sala Sismica INGV-Roma | 95482651 |
Field | Value |
---|---|
Time (UTC) | 2021-09-15 22:57:40 ± 0.07 |
Latitude | 42.6842 ± 0.0045 |
Longitude | 13.2428 ± 0.0061 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 101755381 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 499 |
Semi-minor axis of confidence ellipse (meter) | 410 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 239 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 500.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 54 |
Number of associated phases, regardless of their use for origin computation | 36 |
Number of defining phases | 36 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.05756 |
Epicentral distance of station farthest from the epicenter (degree) | 0.60075 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 20 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.3 |
Num. used stations | 21 |
Type of magnitude | ML |
Reference to an origin | 95482651 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-15 23:04:12 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.3 |
Num. used stations | 21 |
Type of magnitude | ML |
Reference to an origin | 101755381 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-03-07 11:42:45 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MOMA.HHZ. | 2021-09-15T22:57:59.25 | 0.6 | undecidable | manual | S | 284 | 56.3991 | 50 | 0.76 | 38 |
IV.GUMA.HHZ. | 2021-09-15T22:57:55.39 | 0.3 | undecidable | manual | S | 10 | 42.624 | 50 | 0.57 | 63 |
IV.CSP1.EHZ. | 2021-09-15T22:57:55.33 | 0.6 | undecidable | manual | S | 356 | 45.3213 | 50 | -0.21 | 46 |
IV.CESI.HHZ. | 2021-09-15T22:57:55.91 | 0.3 | undecidable | manual | S | 322 | 45.0216 | 50 | 0.47 | 65 |
IV.MF5.EHZ. | 2021-09-15T22:57:54.15 | 0.6 | undecidable | manual | S | 28 | 38.0286 | 50 | 0.56 | 42 |
IV.T0110.HHZ. | 2021-09-15T22:57:52.23 | 0.3 | undecidable | manual | P | 139 | 66.6777 | 50 | -0.32 | 64 |
IV.MOMA.HHZ. | 2021-09-15T22:57:51.82 | 0.3 | undecidable | manual | P | 284 | 56.3991 | 50 | 0.86 | 55 |
IV.GAVE.EHZ. | 2021-09-15T22:57:50.42 | 0.6 | undecidable | manual | S | 272 | 28.4493 | 50 | -0.6 | 43 |
IV.MNTT.EHZ. | 2021-09-15T22:57:50.72 | 0.3 | undecidable | manual | P | 34 | 50.8158 | 50 | 0.62 | 61 |
IV.TERO.HHZ. | 2021-09-15T22:57:50.67 | 0.6 | undecidable | manual | S | 103 | 30.2475 | 50 | -0.83 | 39 |
IV.MML1.EHZ. | 2021-09-15T22:57:50.05 | 0.3 | undecidable | manual | P | 335 | 52.503 | 50 | -0.31 | 66 |
IV.MC2.EHZ. | 2021-09-15T22:57:50.06 | 0.6 | undecidable | manual | S | 350 | 25.5522 | 111 | -0.12 | 48 |
IV.OFFI.HHZ. | 2021-09-15T22:57:49.92 | 0.1 | negative | manual | P | 52 | 45.5211 | 50 | 0.63 | 82 |
IV.MMO1.EHZ. | 2021-09-15T22:57:49.53 | 0.6 | undecidable | manual | S | 16 | 24.8529 | 111 | -0.41 | 45 |
IV.MF5.EHZ. | 2021-09-15T22:57:48.23 | 0.1 | undecidable | manual | P | 28 | 38.0286 | 50 | 0.1 | 95 |
IV.NRCA.HNZ. | 2021-09-15T22:57:48.00 | 0.6 | undecidable | manual | S | 328 | 19.5693 | 116 | -0.28 | 47 |
IV.CESI.HHZ. | 2021-09-15T22:57:48.82 | 0.1 | undecidable | manual | P | 322 | 45.0216 | 50 | -0.38 | 88 |
IV.RM33.EHZ. | 2021-09-15T22:57:48.14 | 0.3 | undecidable | manual | S | 187 | 19.5693 | 116 | -0.12 | 73 |
IV.CAMP.HHE. | 2021-09-15T22:57:48.49 | 0.6 | undecidable | manual | S | 140 | 21.3675 | 115 | -0.32 | 47 |
IV.GUMA.HHZ. | 2021-09-15T22:57:48.88 | 0.6 | undecidable | manual | P | 10 | 42.624 | 50 | 0.04 | 95 |
IV.CSP1.EHZ. | 2021-09-15T22:57:48.94 | 0.1 | undecidable | manual | P | 356 | 45.3213 | 50 | -0.32 | 89 |
IV.LNSS.HHZ. | 2021-09-15T22:57:48.07 | 0.6 | undecidable | manual | S | 241 | 18.87 | 117 | 0.04 | 50 |
IV.GAVE.EHZ. | 2021-09-15T22:57:46.33 | 0.1 | undecidable | manual | P | 272 | 28.4493 | 50 | -0.32 | 92 |
IV.TERO.HHZ. | 2021-09-15T22:57:46.46 | 0.1 | undecidable | manual | P | 103 | 30.2475 | 50 | -0.47 | 89 |
IV.MTRA.EHE. | 2021-09-15T22:57:46.71 | 0.3 | undecidable | manual | S | 57 | 14.874 | 123 | -0.14 | 73 |
IV.MMO1.EHZ. | 2021-09-15T22:57:45.72 | 0.1 | undecidable | manual | P | 16 | 24.8529 | 111 | -0.31 | 93 |
IV.MC2.EHZ. | 2021-09-15T22:57:45.92 | 0.3 | undecidable | manual | P | 350 | 25.5522 | 111 | -0.24 | 71 |
IV.SMA1.EHZ. | 2021-09-15T22:57:45.58 | 0.3 | undecidable | manual | S | 128 | 9.5793 | 135 | 0.15 | 74 |
IV.T1299.HNN. | 2021-09-15T22:57:45.19 | 0.3 | undecidable | manual | S | 150 | 6.3936 | 147 | 0.46 | 70 |
IV.RM33.EHZ. | 2021-09-15T22:57:45.07 | 0.6 | positive | manual | P | 187 | 19.5693 | 116 | 0.01 | 75 |
IV.CAMP.HHE. | 2021-09-15T22:57:45.24 | 0.1 | undecidable | manual | P | 140 | 21.3675 | 115 | -0.14 | 97 |
IV.LNSS.HHZ. | 2021-09-15T22:57:44.92 | 0.1 | undecidable | manual | P | 241 | 18.87 | 117 | 0 | 100 |
IV.MTRA.EHE. | 2021-09-15T22:57:44.28 | 0.1 | undecidable | manual | P | 57 | 14.874 | 123 | 0.04 | 100 |
IV.NRCA.HNZ. | 2021-09-15T22:57:44.97 | 0.1 | negative | manual | P | 328 | 19.5693 | 116 | -0.1 | 98 |
IV.SMA1.EHZ. | 2021-09-15T22:57:43.73 | 0.1 | negative | manual | P | 128 | 9.5793 | 135 | 0.31 | 95 |
IV.T1299.HNN. | 2021-09-15T22:57:43.46 | 0.1 | undecidable | manual | P | 150 | 6.3936 | 147 | 0.45 | 93 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:1.3 | 0.00026000000000000003 | 0.18 | AML | other | m | 2021-09-15T22:57:45.80 |
IV.SMA1.EHE. | ML:1.4 | 0.0002965 | 0.24 | AML | other | m | 2021-09-15T22:57:46.36 |
IV.NRCA.HHN. | ML:1.9 | 0.0006795 | 0.14 | AML | other | m | 2021-09-15T22:57:48.21 |
IV.NRCA.HHE. | ML:2.0 | 0.000722 | 0.14 | AML | other | m | 2021-09-15T22:57:48.16 |
IV.RM33.EHN. | ML:1.5 | 0.0002275 | 0.2 | AML | other | m | 2021-09-15T22:57:48.41 |
IV.LNSS.HHE. | ML:1.4 | 0.00017549999999999998 | 0.26 | AML | other | m | 2021-09-15T22:57:48.61 |
IV.LNSS.HHN. | ML:1.6 | 0.0003345 | 0.38 | AML | other | m | 2021-09-15T22:57:48.32 |
IV.RM33.EHE. | ML:1.5 | 0.00022899999999999998 | 1.06 | AML | other | m | 2021-09-15T22:57:48.45 |
IV.GAVE.EHN. | ML:1.7 | 0.0002845 | 1.22 | AML | other | m | 2021-09-15T22:57:51.80 |
IV.GAVE.EHE. | ML:1.6 | 0.00019800000000000002 | 1.36 | AML | other | m | 2021-09-15T22:57:51.26 |
IV.GUMA.HHE. | ML:2.1 | 0.0004325 | 0.24 | AML | other | m | 2021-09-15T22:57:55.66 |
IV.CSP1.EHN. | ML:1.6 | 0.00012992935 | 0.448 | AML | other | m | 2021-09-15T22:57:55.97 |
IV.GUMA.HHN. | ML:1.8 | 0.0002155 | 0.4 | AML | other | m | 2021-09-15T22:57:56.09 |
IV.CESI.HHE. | ML:0.9 | 0.00002615 | 0.12 | AML | other | m | 2021-09-15T22:57:56.34 |
IV.CSP1.EHE. | ML:1.5 | 0.00009814348 | 1.1296 | AML | other | m | 2021-09-15T22:57:57.89 |
IV.CESI.HHN. | ML:1.1 | 0.00003375 | 0.6 | AML | other | m | 2021-09-15T22:57:57.66 |
IV.OFFI.HHN. | ML:1.4 | 0.00007395000000000001 | 0.64 | AML | other | m | 2021-09-15T22:57:58.81 |
IV.MML1.EHE. | ML:1.0 | 0.0000229 | 0.58 | AML | other | m | 2021-09-15T22:57:58.25 |
IV.MOMA.HHN. | ML:1.3 | 0.00004285 | 0.26 | AML | other | m | 2021-09-15T22:57:59.65 |
IV.MOMA.HHE. | ML:1.2 | 0.00004035 | 0.86 | AML | other | m | 2021-09-15T22:58:00.46 |
IV.MML1.EHN. | ML:1.0 | 0.0000246 | 0.26 | AML | other | m | 2021-09-15T22:58:00.10 |