A magnitude ML 1.9 earthquake occured in region: 3 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.8050, 13.1280 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 |
---|---|---|---|---|
Norcia | PG | 3 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5238 |
Preci | PG | 11 | 724 | 5962 |
Cascia | PG | 13 | 3217 | 9179 |
Arquata del Tronto | AP | 14 | 1178 | 10357 |
Visso | MC | 14 | 1107 | 11464 |
Ussita | MC | 16 | 444 | 11908 |
Accumoli | RI | 16 | 667 | 12575 |
Montegallo | AP | 17 | 523 | 13098 |
Cerreto di Spoleto | PG | 17 | 1075 | 14173 |
Poggiodomo | PG | 19 | 117 | 14290 |
Sellano | PG | 19 | 1079 | 15369 |
Montemonaco | AP | 19 | 604 | 15973 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.9 | 2020-12-08 22:18:10 |
42.8053 | 13.1285 | 10 | 2021-02-26 14:56:19 |
Bollettino Sismico Italiano INGV | 87206701 |
Reviewed Rev100 |
ML 2.0 | 2020-12-08 22:18:10 |
42.8087 | 13.1293 | 10 | 2020-12-08 22:40:11 |
Sala Sismica INGV-Roma | 85298361 |
Field | Value |
---|---|
Time (UTC) | 2020-12-08 22:18:10 ± 0.05 |
Latitude | 42.8053 ± 0.0027 |
Longitude | 13.1285 ± 0.0037 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 87206701 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 335 |
Semi-minor axis of confidence ellipse (meter) | 208 |
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) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 68 |
Number of associated phases, regardless of their use for origin computation | 43 |
Number of defining phases | 43 |
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) | 0.02968 |
Epicentral distance of station farthest from the epicenter (degree) | 0.70597 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 24 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 24 |
Type of magnitude | ML |
Reference to an origin | 87206701 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-16 09:26:48 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 85298361 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-08 22:40:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARVD.HHZ. | 2020-12-08T22:18:34.68 | 0.6 | undecidable | manual | S | 349 | 78.366 | 50 | 1.02 | 32 |
IV.EL6.EHZ. | 2020-12-08T22:18:28.67 | 0.6 | undecidable | manual | S | 358 | 58.1973 | 50 | 0.39 | 43 |
IV.TERO.HHZ. | 2020-12-08T22:18:24.05 | 0.6 | undecidable | manual | S | 117 | 43.7229 | 50 | -0.38 | 44 |
IV.SAP2.EHZ. | 2020-12-08T22:18:23.98 | 0.6 | undecidable | manual | S | 34 | 39.1275 | 50 | 0.79 | 38 |
IV.ARVD.HHZ. | 2020-12-08T22:18:23.56 | 0.3 | undecidable | manual | P | 349 | 78.366 | 50 | -0.13 | 65 |
IV.MF5.EHZ. | 2020-12-08T22:18:22.18 | 0.6 | undecidable | manual | S | 53 | 33.6441 | 50 | 0.44 | 44 |
IV.CSP1.EHZ. | 2020-12-08T22:18:21.13 | 0.6 | undecidable | manual | S | 11 | 32.3454 | 50 | -0.26 | 46 |
IV.GUMA.HHZ. | 2020-12-08T22:18:21.79 | 0.6 | undecidable | manual | S | 30 | 33.1446 | 50 | 0.2 | 47 |
IV.CESI.HHZ. | 2020-12-08T22:18:20.26 | 0.6 | undecidable | manual | S | 321 | 28.6491 | 50 | -0.14 | 47 |
IV.EL6.EHZ. | 2020-12-08T22:18:20.41 | 0.1 | undecidable | manual | P | 358 | 58.1973 | 50 | -0.18 | 89 |
IV.SNTG.HHZ. | 2020-12-08T22:18:19.54 | 0.3 | undecidable | manual | P | 343 | 52.2033 | 50 | -0.12 | 69 |
IV.FDMO.HHZ. | 2020-12-08T22:18:19.23 | 0.3 | undecidable | manual | S | 353 | 25.8519 | 50 | -0.43 | 67 |
IV.SMA1.EHZ. | 2020-12-08T22:18:19.29 | 0.6 | undecidable | manual | S | 139 | 25.6521 | 50 | -0.32 | 46 |
IV.MNTT.EHZ. | 2020-12-08T22:18:19.57 | 0.3 | undecidable | manual | P | 53 | 47.4192 | 50 | 0.64 | 60 |
IV.LNSS.HHZ. | 2020-12-08T22:18:19.06 | 0.6 | undecidable | manual | S | 198 | 23.5542 | 113 | 0.09 | 48 |
IV.MTRA.EHZ. | 2020-12-08T22:18:18.57 | 0.3 | undecidable | manual | S | 104 | 22.4553 | 114 | -0.05 | 73 |
IV.GAVE.EHZ. | 2020-12-08T22:18:18.96 | 0.3 | undecidable | manual | S | 237 | 22.8549 | 114 | 0.23 | 71 |
IT.MTCL.HGZ. | 2020-12-08T22:18:18.57 | 0.1 | undecidable | manual | S | 333 | 23.3544 | 113 | -0.34 | 92 |
IV.T1299.HNZ. | 2020-12-08T22:18:18.84 | 0.3 | undecidable | manual | S | 147 | 22.755 | 114 | 0.14 | 72 |
IV.TERO.HHZ. | 2020-12-08T22:18:18.05 | 0.3 | undecidable | manual | P | 117 | 43.7229 | 50 | -0.31 | 67 |
IV.ASSB.HHZ. | 2020-12-08T22:18:18.88 | 0.3 | undecidable | manual | P | 305 | 46.3203 | 50 | 0.12 | 69 |
IV.CAMP.HHZ. | 2020-12-08T22:18:17.07 | 0.3 | undecidable | manual | P | 142 | 37.629 | 50 | -0.35 | 67 |
IV.SAP2.EHZ. | 2020-12-08T22:18:17.95 | 0.3 | undecidable | manual | P | 34 | 39.1275 | 50 | 0.31 | 67 |
IV.MMO1.EHZ. | 2020-12-08T22:18:17.38 | 0.3 | undecidable | manual | S | 57 | 19.1697 | 118 | -0.21 | 71 |
IV.FEMA.HNZ. | 2020-12-08T22:18:17.28 | 0.1 | undecidable | manual | S | 340 | 18.5703 | 119 | -0.11 | 97 |
IV.ARRO.EHZ. | 2020-12-08T22:18:17.65 | 0.3 | undecidable | manual | P | 230 | 38.8278 | 50 | 0.05 | 71 |
IV.CESI.HHZ. | 2020-12-08T22:18:16.00 | 0.1 | undecidable | manual | P | 321 | 28.6491 | 50 | -0.04 | 97 |
IV.CSP1.EHZ. | 2020-12-08T22:18:16.46 | 0.1 | undecidable | manual | P | 11 | 32.3454 | 50 | -0.15 | 94 |
IV.GUMA.HHZ. | 2020-12-08T22:18:16.80 | 0.1 | undecidable | manual | P | 30 | 33.1446 | 50 | 0.07 | 95 |
IV.MF5.EHZ. | 2020-12-08T22:18:16.98 | 0.3 | undecidable | manual | P | 53 | 33.6441 | 50 | 0.17 | 70 |
IV.LNSS.HHZ. | 2020-12-08T22:18:15.25 | 0.1 | undecidable | manual | P | 198 | 23.5542 | 113 | 0.04 | 98 |
IV.MC2.EHZ. | 2020-12-08T22:18:15.94 | 0.3 | undecidable | manual | S | 23 | 12.7761 | 128 | 0.23 | 72 |
IV.GAVE.EHZ. | 2020-12-08T22:18:15.26 | 0.1 | undecidable | manual | P | 237 | 22.8549 | 114 | 0.19 | 95 |
IT.MTCL.HGZ. | 2020-12-08T22:18:15.05 | 0.1 | undecidable | manual | P | 333 | 23.3544 | 113 | -0.13 | 96 |
IV.FDMO.HHZ. | 2020-12-08T22:18:15.38 | 0.1 | undecidable | manual | P | 353 | 25.8519 | 50 | -0.22 | 94 |
IV.T1299.HNZ. | 2020-12-08T22:18:15.16 | 0.1 | undecidable | manual | P | 147 | 22.755 | 114 | 0.1 | 97 |
IV.SMA1.EHZ. | 2020-12-08T22:18:15.41 | 0.3 | undecidable | manual | P | 139 | 25.6521 | 50 | -0.17 | 71 |
IV.FEMA.HNZ. | 2020-12-08T22:18:14.36 | 0.1 | undecidable | manual | P | 340 | 18.5703 | 119 | 0.06 | 98 |
IV.MTRA.EHZ. | 2020-12-08T22:18:14.94 | 0.3 | undecidable | manual | P | 104 | 22.4553 | 114 | -0.07 | 73 |
IV.MMO1.EHZ. | 2020-12-08T22:18:14.20 | 0.1 | undecidable | manual | P | 57 | 19.1697 | 118 | -0.21 | 95 |
IV.NRCA.HNZ. | 2020-12-08T22:18:13.66 | 0.1 | undecidable | manual | S | 340 | 3.2967 | 162 | -0.09 | 100 |
IV.MC2.EHZ. | 2020-12-08T22:18:13.50 | 0.1 | undecidable | manual | P | 23 | 12.7761 | 128 | 0.17 | 97 |
IV.NRCA.HNZ. | 2020-12-08T22:18:12.40 | 0.1 | undecidable | manual | P | 340 | 3.2967 | 162 | 0.2 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNN. | ML:2.6 | 0.006549999999999999 | 0.12 | AML | other | m | 2020-12-08T22:18:13.76 |
IV.NRCA.HHN. | ML:2.6 | 0.007155 | 0.12 | AML | other | m | 2020-12-08T22:18:13.76 |
IV.NRCA.HNE. | ML:2.3 | 0.0034100000000000003 | 0.16 | AML | other | m | 2020-12-08T22:18:13.83 |
IV.NRCA.HHE. | ML:2.3 | 0.003475 | 1.48 | AML | other | m | 2020-12-08T22:18:13.83 |
IV.LNSS.HHE. | ML:2.2 | 0.0009455 | 0.4 | AML | other | m | 2020-12-08T22:18:19.57 |
IV.LNSS.HNE. | ML:2.1 | 0.000878 | 0.38 | AML | other | m | 2020-12-08T22:18:19.76 |
IV.LNSS.HNN. | ML:2.0 | 0.0007164999999999999 | 0.62 | AML | other | m | 2020-12-08T22:18:19.60 |
IV.LNSS.HHN. | ML:2.0 | 0.0007059999999999999 | 0.62 | AML | other | m | 2020-12-08T22:18:19.60 |
IV.GAVE.EHN. | ML:1.9 | 0.00047850000000000003 | 0.34 | AML | other | m | 2020-12-08T22:18:19.70 |
IV.GAVE.EHE. | ML:1.8 | 0.000409 | 1.26 | AML | other | m | 2020-12-08T22:18:20.77 |
IV.CESI.HHN. | ML:1.8 | 0.0003055 | 0.26 | AML | other | m | 2020-12-08T22:18:20.53 |
IV.MTRA.EHN. | ML:1.4 | 0.000186 | 0.26 | AML | other | m | 2020-12-08T22:18:20.79 |
IV.CESI.HHE. | ML:1.6 | 0.00021799999999999999 | 0.92 | AML | other | m | 2020-12-08T22:18:20.84 |
IV.MTRA.EHE. | ML:1.5 | 0.0001905 | 0.88 | AML | other | m | 2020-12-08T22:18:20.93 |
IV.CSP1.EHN. | ML:2.0 | 0.000481 | 0.84 | AML | other | m | 2020-12-08T22:18:21.37 |
IV.CSP1.EHE. | ML:2.0 | 0.0004925 | 0.96 | AML | other | m | 2020-12-08T22:18:21.72 |
IV.GUMA.HHN. | ML:2.1 | 0.000601 | 0.28 | AML | other | m | 2020-12-08T22:18:22.67 |
IV.SMA1.EHN. | ML:1.5 | 0.00017999999999999998 | 0.6 | AML | other | m | 2020-12-08T22:18:22.39 |
IV.SMA1.EHE. | ML:1.6 | 0.000207 | 1.38 | AML | other | m | 2020-12-08T22:18:23.76 |
IV.SAP2.EHN. | ML:2.7 | 0.00173 | 0.16 | AML | other | m | 2020-12-08T22:18:24.52 |
IV.GUMA.HHE. | ML:2.1 | 0.000505 | 0.38 | AML | other | m | 2020-12-08T22:18:24.71 |
IV.SAP2.EHE. | ML:1.8 | 0.0002295 | 0.68 | AML | other | m | 2020-12-08T22:18:26.46 |
IV.TERO.HHN. | ML:1.4 | 0.00007725 | 0.56 | AML | other | m | 2020-12-08T22:18:27.61 |
IV.TERO.HHE. | ML:1.2 | 0.00005239999999999999 | 0.64 | AML | other | m | 2020-12-08T22:18:28.17 |