A magnitude ML 1.0 earthquake occured in region: 8 km W Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6970, 13.1500 at 11 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 |
---|---|---|---|---|
Accumoli | RI | 8 | 667 | 667 |
Cittareale | RI | 9 | 482 | 1149 |
Cascia | PG | 11 | 3217 | 4366 |
Norcia | PG | 12 | 4957 | 9323 |
Amatrice | RI | 14 | 2657 | 11980 |
Arquata del Tronto | AP | 15 | 1178 | 13158 |
Monteleone di Spoleto | PG | 17 | 599 | 13757 |
Poggiodomo | PG | 18 | 117 | 13874 |
Posta | RI | 20 | 694 | 14568 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-12-25 22:38:37 |
42.6967 | 13.1498 | 11 | 2021-12-25 23:18:26 |
Sala Sismica INGV-Roma | 98983281 |
Field | Value |
---|---|
Time (UTC) | 2021-12-25 22:38:37 ± 0.05 |
Latitude | 42.6967 ± 0.0027 |
Longitude | 13.1498 ± 0.0061 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 98983281 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 444 |
Semi-minor axis of confidence ellipse (meter) | 207 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 266 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 440.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 128 |
Number of associated phases, regardless of their use for origin computation | 49 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24102 |
Number of stations at which the event was observed | 42 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 98983281 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-25 23:18:26 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
AC.KBN.HHZ. | 2021-12-25T22:39:53.19 | 3.0 | undecidable | manual | Pn | 3.53 | 0 | |||
IV.MSAG.HHZ. | 2021-12-25T22:39:48.57 | 3.0 | undecidable | manual | Sg | 10.58 | 0 | |||
IV.MRVN.HHZ. | 2021-12-25T22:39:47.63 | 3.0 | undecidable | manual | Sn | -3.89 | 0 | |||
OT.OT12.EHZ. | 2021-12-25T22:39:47.12 | 3.0 | undecidable | manual | Sg | 8.1 | 0 | |||
IV.PALZ.HHZ. | 2021-12-25T22:39:45.53 | 3.0 | undecidable | manual | Sn | -4.47 | 0 | |||
OT.OT05.EHZ. | 2021-12-25T22:39:43.80 | 3.0 | undecidable | manual | Sg | 9.78 | 0 | |||
IV.GATE.HHZ. | 2021-12-25T22:39:40.54 | 3.0 | undecidable | manual | Sg | 14.23 | 0 | |||
IV.CDRU.HHZ. | 2021-12-25T22:39:40.60 | 3.0 | undecidable | manual | Sn | -9 | 0 | |||
OT.OT11.EHZ. | 2021-12-25T22:39:40.02 | 3.0 | undecidable | manual | Sg | 7.82 | 0 | |||
AC.PUK.HHZ. | 2021-12-25T22:39:40.59 | 3.0 | undecidable | manual | Pn | 6.72 | 0 | |||
IV.MRLC.HHZ. | 2021-12-25T22:39:39.54 | 3.0 | undecidable | manual | Sn | -7.39 | 0 | |||
IV.VTIR.HHZ. | 2021-12-25T22:39:39.46 | 3.0 | undecidable | manual | Sg | 5.83 | 0 | |||
IX.SNR3.EHZ.02 | 2021-12-25T22:39:38.62 | 3.0 | undecidable | manual | Sn | -5.01 | 0 | |||
IV.SGTA.HHZ. | 2021-12-25T22:39:36.78 | 3.0 | undecidable | manual | Sn | -1.96 | 0 | |||
IV.PAOL.HHZ. | 2021-12-25T22:39:36.08 | 3.0 | undecidable | manual | Sg | 5.35 | 0 | |||
IV.VITU.HHZ. | 2021-12-25T22:39:35.62 | 3.0 | undecidable | manual | Sg | 7.06 | 0 | |||
IV.MCRV.HHZ. | 2021-12-25T22:39:35.79 | 3.0 | undecidable | manual | Sn | -6.69 | 0 | |||
IV.SNAL.HHZ. | 2021-12-25T22:39:34.73 | 3.0 | undecidable | manual | Sn | -5.65 | 0 | |||
IX.SSB3.HHZ.02 | 2021-12-25T22:39:34.58 | 3.0 | undecidable | manual | Sn | -3.34 | 0 | |||
IX.NSC3.EHZ.02 | 2021-12-25T22:39:34.81 | 3.0 | undecidable | manual | Sn | -5.92 | 0 | |||
IV.PSB1.HHZ. | 2021-12-25T22:39:34.54 | 3.0 | undecidable | manual | Sn | 4.51 | 0 | |||
IX.LGS3.HNZ.01 | 2021-12-25T22:39:32.55 | 3.0 | undecidable | manual | Sn | -4.02 | 0 | |||
IX.RSF3.HHZ.02 | 2021-12-25T22:39:31.39 | 3.0 | undecidable | manual | Sn | -7.86 | 0 | |||
IV.MTMR.HNZ. | 2021-12-25T22:39:30.78 | 3.0 | undecidable | manual | Sn | -7.17 | 0 | |||
IV.MRB1.HNZ. | 2021-12-25T22:39:29.42 | 3.0 | undecidable | manual | Sn | -4.39 | 0 | |||
OT.OT17.EHZ. | 2021-12-25T22:39:27.24 | 3.0 | undecidable | manual | Sn | -2.9 | 0 | |||
IV.SARZ.HHZ. | 2021-12-25T22:39:23.45 | 3.0 | undecidable | manual | Sn | 4.38 | 0 | |||
IV.POFI.HHZ. | 2021-12-25T22:39:07.01 | 3.0 | undecidable | manual | Sn | -0.86 | 0 | |||
IV.CAFE.HHZ. | 2021-12-25T22:39:05.02 | 3.0 | undecidable | manual | Pn | 6.62 | 0 | |||
OT.OT17.EHZ. | 2021-12-25T22:39:02.55 | 3.0 | negative | manual | Pg | 9.07 | 0 | |||
IV.PTRJ.HHZ. | 2021-12-25T22:38:48.30 | 3.0 | undecidable | manual | Pn | -1.73 | 0 | |||
IV.MMO1.EHZ. | 2021-12-25T22:38:46.66 | 0.3 | undecidable | manual | S | 33 | 26.751 | 50 | -0.01 | 73 |
IV.MC2.EHE. | 2021-12-25T22:38:46.18 | 0.3 | undecidable | manual | S | 8 | 24.0537 | 50 | 0.22 | 71 |
IV.RM33.EHZ. | 2021-12-25T22:38:45.14 | 0.3 | undecidable | manual | S | 166 | 21.4674 | 50 | -0.13 | 72 |
IV.SMA1.EHN. | 2021-12-25T22:38:44.22 | 0.3 | undecidable | manual | S | 116 | 16.7721 | 123 | 0.24 | 71 |
IV.NRCA.HHZ. | 2021-12-25T22:38:43.36 | 0.3 | undecidable | manual | S | 349 | 15.4734 | 125 | -0.23 | 72 |
IV.LNSS.HHZ. | 2021-12-25T22:38:43.19 | 0.3 | undecidable | manual | S | 221 | 13.6752 | 128 | 0.09 | 74 |
IV.MC2.EHE. | 2021-12-25T22:38:42.24 | 0.1 | undecidable | manual | P | 8 | 24.0537 | 50 | 0.06 | 97 |
IV.MMO1.EHZ. | 2021-12-25T22:38:42.57 | 0.1 | undecidable | manual | P | 33 | 26.751 | 50 | -0.02 | 98 |
IV.RM33.EHZ. | 2021-12-25T22:38:41.70 | 0.1 | undecidable | manual | P | 166 | 21.4674 | 50 | -0.08 | 97 |
IV.GAVE.EHZ. | 2021-12-25T22:38:41.71 | 3.0 | undecidable | manual | Sn | 1.71 | 0 | |||
IV.LNSS.HHZ. | 2021-12-25T22:38:40.64 | 0.1 | undecidable | manual | P | 221 | 13.6752 | 128 | 0.1 | 98 |
IV.NRCA.HHZ. | 2021-12-25T22:38:40.81 | 0.1 | undecidable | manual | P | 349 | 15.4734 | 125 | 0 | 100 |
GU.RNCA.HHZ. | 2021-12-25T22:38:40.40 | 3.0 | positive | manual | Pn | -3.98 | 0 | |||
IV.SMA1.EHN. | 2021-12-25T22:38:40.86 | 0.1 | undecidable | manual | P | 116 | 16.7721 | 123 | -0.18 | 96 |
IV.CRTC.HHZ. | 2021-12-25T22:38:33.28 | 3.0 | undecidable | manual | Sg | 0.26 | 0 | |||
IV.SBPO.HNZ. | 2021-12-25T22:38:28.78 | 3.0 | positive | manual | Pn | -6.87 | 0 | |||
IV.IMOL.HNZ. | 2021-12-25T22:38:22.23 | 3.0 | undecidable | manual | P | -1.82 | 0 | |||
IV.PE3.EHZ. | 2021-12-25T22:38:17.04 | 3.0 | negative | manual | P | 0.74 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:0.8 | 0.000058700000000000004 | 0.48 | AML | other | m | 2021-12-25T22:38:44.29 |
IV.NRCA.HHE. | ML:1.0 | 0.0000875 | 1.02 | AML | other | m | 2021-12-25T22:38:44.09 |
IV.GAVE.EHN. | ML:1.1 | 0.00009120000000000001 | 0.76 | AML | other | m | 2021-12-25T22:38:45.54 |
IV.GAVE.EHE. | ML:0.9 | 0.000060899999999999996 | 0.62 | AML | other | m | 2021-12-25T22:38:45.58 |