A magnitude ML 0.8 earthquake occured in region: 3 km S Preci (PG), on
and geographic coordinates (lat, lon) 42.8530, 13.0340 at 9 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 |
---|---|---|---|---|
Preci | PG | 3 | 724 | 724 |
Norcia | PG | 8 | 4957 | 5681 |
Sellano | PG | 10 | 1079 | 6760 |
Visso | MC | 10 | 1107 | 7867 |
Cerreto di Spoleto | PG | 10 | 1075 | 8942 |
Castelsantangelo sul Nera | MC | 11 | 281 | 9223 |
Ussita | MC | 13 | 444 | 9667 |
Cascia | PG | 15 | 3217 | 12884 |
Monte Cavallo | MC | 16 | 145 | 13029 |
Vallo di Nera | PG | 17 | 364 | 13393 |
Poggiodomo | PG | 18 | 117 | 13510 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2021-12-28 09:14:15 |
42.8532 | 13.0342 | 9 | 2021-12-28 09:30:17 |
Sala Sismica INGV-Roma | 99075811 |
Field | Value |
---|---|
Time (UTC) | 2021-12-28 09:14:15 ± 0.08 |
Latitude | 42.8532 ± 0.0036 |
Longitude | 13.0342 ± 0.0074 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 99075811 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 586 |
Semi-minor axis of confidence ellipse (meter) | 221 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 92 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 590.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 115 |
Number of associated phases, regardless of their use for origin computation | 36 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26890 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 99075811 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-28 09:30:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CROCE.HNZ. | 2021-12-28T09:15:47.74 | 3.0 | undecidable | manual | Pn | 4.2 | 0 | |||
GU.RNCA.HHZ. | 2021-12-28T09:15:46.40 | 3.0 | undecidable | manual | Sg | 17.4 | 0 | |||
IV.FERC.HHZ.00 | 2021-12-28T09:15:37.79 | 3.0 | undecidable | manual | Pg | 9.58 | 0 | |||
IV.ZEN8.EHZ. | 2021-12-28T09:15:32.53 | 3.0 | undecidable | manual | Sg | 9.21 | 0 | |||
IV.EVRN.HHZ. | 2021-12-28T09:15:29.68 | 3.0 | positive | manual | Pn | -4.15 | 0 | |||
IV.BSSO.HHZ. | 2021-12-28T09:15:19.69 | 3.0 | undecidable | manual | Sg | 7.57 | 0 | |||
IV.MRLC.HHZ. | 2021-12-28T09:15:06.68 | 3.0 | undecidable | manual | Pg | 8.87 | 0 | |||
IV.PALZ.HHZ. | 2021-12-28T09:15:00.05 | 3.0 | positive | manual | Pn | 0.93 | 0 | |||
CR.ZAG.BHZ. | 2021-12-28T09:14:56.22 | 3.0 | undecidable | manual | Pn | -3.53 | 0 | |||
IV.ZEN8.EHZ. | 2021-12-28T09:14:50.46 | 3.0 | undecidable | manual | Pn | 0.61 | 0 | |||
MN.TRI.HHZ. | 2021-12-28T09:14:48.77 | 3.0 | negative | manual | Pn | 1.74 | 0 | |||
IV.IMOL.HNZ. | 2021-12-28T09:14:46.86 | 3.0 | undecidable | manual | Sn | -0.74 | 0 | |||
IV.FIR.HHZ. | 2021-12-28T09:14:42.52 | 3.0 | undecidable | manual | Sn | -2.49 | 0 | |||
IV.IMOL.HNZ. | 2021-12-28T09:14:29.25 | 3.0 | positive | manual | Pn | -0.53 | 0 | |||
IV.CSP1.EHZ. | 2021-12-28T09:14:26.45 | 0.3 | undecidable | manual | S | 28 | 29.8479 | 50 | -0.08 | 74 |
IV.MML1.HNZ. | 2021-12-28T09:14:26.45 | 0.6 | undecidable | manual | S | 350 | 29.3484 | 50 | 0.07 | 48 |
IV.LNSS.HNE. | 2021-12-28T09:14:25.53 | 0.6 | undecidable | manual | S | 179 | 27.75 | 109 | -0.36 | 47 |
IV.MMO1.EHZ. | 2021-12-28T09:14:24.39 | 0.6 | undecidable | manual | S | 78 | 24.3534 | 111 | -0.39 | 46 |
IV.FDMO.HHZ. | 2021-12-28T09:14:23.64 | 0.3 | undecidable | manual | S | 12 | 20.7681 | 114 | 0 | 75 |
IV.GAVE.EHZ. | 2021-12-28T09:14:23.65 | 0.6 | undecidable | manual | S | 213 | 21.1677 | 114 | -0.11 | 49 |
IV.MML1.HNZ. | 2021-12-28T09:14:22.40 | 0.1 | undecidable | manual | P | 350 | 29.3484 | 50 | 0.52 | 86 |
IV.CESI.HHZ. | 2021-12-28T09:14:22.86 | 0.3 | undecidable | manual | S | 328 | 19.869 | 115 | -0.48 | 67 |
IV.CSP1.EHZ. | 2021-12-28T09:14:21.70 | 0.1 | undecidable | manual | P | 28 | 29.8479 | 50 | -0.26 | 95 |
IV.FEMA.HNE. | 2021-12-28T09:14:21.30 | 0.6 | undecidable | manual | S | 6 | 12.1767 | 128 | 0.25 | 49 |
IV.LNSS.HNE. | 2021-12-28T09:14:21.83 | 0.1 | undecidable | manual | P | 179 | 27.75 | 109 | 0.23 | 94 |
IV.MC2.EHZ. | 2021-12-28T09:14:21.93 | 0.6 | undecidable | manual | S | 63 | 14.1747 | 124 | 0.31 | 48 |
IV.GAVE.EHZ. | 2021-12-28T09:14:20.45 | 0.6 | negative | manual | P | 213 | 21.1677 | 114 | 0.09 | 49 |
IV.CESI.HHZ. | 2021-12-28T09:14:20.36 | 0.1 | undecidable | manual | P | 328 | 19.869 | 115 | 0.24 | 96 |
IV.FDMO.HHZ. | 2021-12-28T09:14:20.32 | 0.1 | undecidable | manual | P | 12 | 20.7681 | 114 | 0.03 | 100 |
IV.MMO1.EHZ. | 2021-12-28T09:14:20.76 | 0.1 | undecidable | manual | P | 78 | 24.3534 | 111 | -0.19 | 96 |
IV.MC2.EHZ. | 2021-12-28T09:14:19.44 | 0.3 | negative | manual | P | 63 | 14.1747 | 124 | 0.32 | 72 |
IV.NRCA.HHZ. | 2021-12-28T09:14:19.79 | 0.6 | undecidable | manual | S | 108 | 6.8931 | 144 | 0.03 | 51 |
IV.NRCA.HHZ. | 2021-12-28T09:14:18.27 | 0.3 | undecidable | manual | P | 108 | 6.8931 | 144 | 0.22 | 74 |
IV.FEMA.HNE. | 2021-12-28T09:14:18.38 | 0.1 | undecidable | manual | P | 6 | 12.1767 | 128 | -0.42 | 93 |
IV.CRTC.HHZ. | 2021-12-28T09:14:16.54 | 3.0 | negative | manual | P | -0.26 | 0 | |||
IV.ARVD.HHZ. | 2021-12-28T09:14:12.91 | 3.0 | undecidable | manual | P | 0.12 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.0 | 0.0001735 | 1.4 | AML | other | m | 2021-12-28T09:14:20.08 |
IV.NRCA.HHE. | ML:1.2 | 0.000229 | 0.12 | AML | other | m | 2021-12-28T09:14:21.12 |
IV.GAVE.EHN. | ML:0.9 | 0.00005640000000000001 | 0.18 | AML | other | m | 2021-12-28T09:14:24.05 |
IV.GAVE.EHE. | ML:0.9 | 0.00005495 | 1.58 | AML | other | m | 2021-12-28T09:14:24.17 |
IV.FDMO.HHE. | ML:0.7 | 0.000041056994999999996 | 0.1792 | AML | other | m | 2021-12-28T09:14:23.86 |
IV.FDMO.HHN. | ML:0.6 | 0.000030962005 | 0.2048 | AML | other | m | 2021-12-28T09:14:23.97 |
IV.CESI.HHE. | ML:0.6 | 0.000029584815 | 0.1024 | AML | other | m | 2021-12-28T09:14:23.95 |
IV.CESI.HHN. | ML:0.7 | 0.00003652532 | 0.1792 | AML | other | m | 2021-12-28T09:14:23.96 |
IV.MMO1.EHE. | ML:1.1 | 0.000069179725 | 0.1408 | AML | other | m | 2021-12-28T09:14:24.90 |
IV.MMO1.EHN. | ML:0.7 | 0.000028052920000000002 | 0.1152 | AML | other | m | 2021-12-28T09:14:24.94 |