A magnitude ML 0.7 earthquake occured in region: 5 km E Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8320, 12.9820 at 10 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 |
---|---|---|---|---|
Cerreto di Spoleto | PG | 5 | 1075 | 1075 |
Preci | PG | 7 | 724 | 1799 |
Sellano | PG | 8 | 1079 | 2878 |
Norcia | PG | 10 | 4957 | 7835 |
Vallo di Nera | PG | 12 | 364 | 8199 |
Cascia | PG | 13 | 3217 | 11416 |
Poggiodomo | PG | 14 | 117 | 11533 |
Visso | MC | 14 | 1107 | 12640 |
Castelsantangelo sul Nera | MC | 16 | 281 | 12921 |
Sant'Anatolia di Narco | PG | 16 | 564 | 13485 |
Campello sul Clitunno | PG | 17 | 2442 | 15927 |
Scheggino | PG | 18 | 461 | 16388 |
Ussita | MC | 18 | 444 | 16832 |
Monte Cavallo | MC | 18 | 145 | 16977 |
Trevi | PG | 20 | 8469 | 25446 |
Monteleone di Spoleto | PG | 20 | 599 | 26045 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2021-12-30 16:45:49 |
42.8315 | 12.982 | 11 | 2021-12-30 16:55:28 |
Sala Sismica INGV-Roma | 99162001 |
Field | Value |
---|---|
Time (UTC) | 2021-12-30 16:45:49 ± 0.07 |
Latitude | 42.8315 ± 0.0036 |
Longitude | 12.9820 ± 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 | 99162001 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 535 |
Semi-minor axis of confidence ellipse (meter) | 402 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 250 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 530.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 107 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31656 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 99162001 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-30 16:55:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VARE.HHZ. | 2021-12-30T16:47:35.54 | 3.0 | undecidable | manual | Sn | -5.89 | 0 | |||
AC.VLO.HHZ. | 2021-12-30T16:47:28.86 | 3.0 | undecidable | manual | Pg | 19.620001 | 0 | |||
GU.RORO.HHZ. | 2021-12-30T16:47:24.25 | 3.0 | undecidable | manual | Sn | -6.5 | 0 | |||
GU.GORR.HHZ. | 2021-12-30T16:47:24.40 | 3.0 | undecidable | manual | Sg | 8.69 | 0 | |||
OX.PLRO.HHZ. | 2021-12-30T16:47:18.69 | 3.0 | undecidable | manual | Sn | -8.09 | 0 | |||
NI.VINO.HHZ. | 2021-12-30T16:47:09.36 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
OT.OT17.EHZ. | 2021-12-30T16:46:48.62 | 3.0 | undecidable | manual | Sn | -3.25 | 0 | |||
IV.SARZ.HHZ. | 2021-12-30T16:46:42.12 | 3.0 | undecidable | manual | Pn | -0.23 | 0 | |||
IV.ZEN8.EHZ. | 2021-12-30T16:46:32.94 | 3.0 | negative | manual | Pn | -4.25 | 0 | |||
IV.PTRJ.HHZ. | 2021-12-30T16:46:19.35 | 3.0 | undecidable | manual | Pn | -1.63 | 0 | |||
IV.CAFI.HNZ. | 2021-12-30T16:46:09.82 | 3.0 | undecidable | manual | S | -7.89 | 0 | |||
IV.SFI.EHZ. | 2021-12-30T16:46:05.43 | 3.0 | undecidable | manual | Pn | -6.07 | 0 | |||
IV.ASSB.HHZ. | 2021-12-30T16:46:02.16 | 0.6 | undecidable | manual | S | 312 | 35.1426 | 50 | 0.39 | 45 |
IV.CSP1.EHZ. | 2021-12-30T16:46:01.61 | 0.3 | undecidable | manual | S | 32 | 34.0437 | 50 | 0.14 | 71 |
IV.MMO1.HNZ. | 2021-12-30T16:46:00.04 | 0.6 | undecidable | manual | S | 75 | 29.0487 | 50 | -0.09 | 48 |
IV.LNSS.HHZ. | 2021-12-30T16:45:59.02 | 0.6 | undecidable | manual | S | 169 | 25.8519 | 50 | -0.25 | 47 |
IV.CESI.HHZ. | 2021-12-30T16:45:57.58 | 0.3 | undecidable | manual | S | 342 | 20.2686 | 117 | -0.13 | 73 |
IV.ASSB.HHZ. | 2021-12-30T16:45:56.26 | 0.1 | undecidable | manual | P | 312 | 35.1426 | 50 | -0.44 | 89 |
IV.CSP1.EHZ. | 2021-12-30T16:45:56.65 | 0.1 | undecidable | manual | P | 32 | 34.0437 | 50 | 0.11 | 95 |
IV.LNSS.HHZ. | 2021-12-30T16:45:55.32 | 0.3 | negative | manual | P | 169 | 25.8519 | 50 | 0.06 | 73 |
IV.MMO1.HNZ. | 2021-12-30T16:45:55.76 | 0.1 | undecidable | manual | P | 75 | 29.0487 | 50 | 0 | 98 |
IV.NRCA.HHZ. | 2021-12-30T16:45:54.81 | 0.6 | undecidable | manual | S | 89 | 10.7781 | 134 | -0.2 | 49 |
IV.CESI.HHZ. | 2021-12-30T16:45:54.40 | 0.1 | undecidable | manual | P | 342 | 20.2686 | 117 | 0.04 | 99 |
IV.GAVE.EHZ. | 2021-12-30T16:45:53.99 | 0.1 | undecidable | manual | P | 205 | 17.0718 | 122 | 0.19 | 97 |
IV.NRCA.HHZ. | 2021-12-30T16:45:52.89 | 0.1 | negative | manual | P | 89 | 10.7781 | 134 | 0.08 | 100 |
IV.FDMO.HHZ. | 2021-12-30T16:45:51.76 | 3.0 | negative | manual | P | 0.37 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:0.9 | 0.0000851 | 0.88 | AML | other | m | 2021-12-30T16:45:55.72 |
IV.NRCA.HHN. | ML:0.7 | 0.00005935 | 0.44 | AML | other | m | 2021-12-30T16:45:56.25 |
IV.GAVE.EHE. | ML:0.6 | 0.00003409425500000001 | 0.3072 | AML | other | m | 2021-12-30T16:45:56.92 |
IV.GAVE.EHN. | ML:0.5 | 0.0000266541 | 0.1792 | AML | other | m | 2021-12-30T16:45:57.93 |
IV.CESI.HHE. | ML:0.6 | 0.000029616605000000004 | 0.2432 | AML | other | m | 2021-12-30T16:45:57.84 |
IV.CESI.HHN. | ML:0.8 | 0.000047240815 | 0.1408 | AML | other | m | 2021-12-30T16:45:57.73 |
IV.LNSS.HHE. | ML:0.7 | 0.000027528410000000003 | 0.0896 | AML | other | m | 2021-12-30T16:45:59.45 |
IV.LNSS.HHN. | ML:0.8 | 0.00003514063 | 0.2432 | AML | other | m | 2021-12-30T16:45:59.49 |