A magnitude ML 1.9 earthquake occured in region: 4 km W Sant'Anatolia di Narco (PG), on
and geographic coordinates (lat, lon) 42.7350, 12.7930 at 8 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 |
---|---|---|---|---|
Sant'Anatolia di Narco | PG | 4 | 564 | 564 |
Scheggino | PG | 4 | 461 | 1025 |
Spoleto | PG | 4 | 38218 | 39243 |
Vallo di Nera | PG | 7 | 364 | 39607 |
Campello sul Clitunno | PG | 10 | 2442 | 42049 |
Poggiodomo | PG | 12 | 117 | 42166 |
Ferentillo | TR | 13 | 1913 | 44079 |
Cerreto di Spoleto | PG | 14 | 1075 | 45154 |
Castel Ritaldi | PG | 14 | 3278 | 48432 |
Montefranco | TR | 15 | 1276 | 49708 |
Monteleone di Spoleto | PG | 16 | 599 | 50307 |
Trevi | PG | 16 | 8469 | 58776 |
Arrone | TR | 17 | 2763 | 61539 |
Polino | TR | 17 | 233 | 61772 |
Cascia | PG | 18 | 3217 | 64989 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.9 | 2021-04-15 08:20:47 |
42.7347 | 12.7927 | 8 | 2021-07-12 16:55:11 |
Bollettino Sismico Italiano INGV | 90199481 |
Reviewed Rev100 |
ML 1.9 | 2021-04-15 08:20:47 |
42.7322 | 12.7967 | 8 | 2021-04-15 08:28:08 |
Sala Sismica INGV-Roma | 89112691 |
Field | Value |
---|---|
Time (UTC) | 2021-04-15 08:20:47 ± 0.04 |
Latitude | 42.7347 ± 0.0018 |
Longitude | 12.7927 ± 0.0037 |
Depth (km) | 8 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 90199481 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 239 |
Semi-minor axis of confidence ellipse (meter) | 203 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 254 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 240.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 60 |
Number of associated phases, regardless of their use for origin computation | 37 |
Number of defining phases | 37 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.15648 |
Epicentral distance of station farthest from the epicenter (degree) | 0.63582 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 19 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 32 |
Type of magnitude | ML |
Reference to an origin | 89112691 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-15 08:28:08 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 31 |
Type of magnitude | ML |
Reference to an origin | 90199481 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-05-17 14:37:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2021-04-15T08:21:10.24 | 0.6 | undecidable | manual | S | 21 | 70.5738 | 50 | 0.36 | 43 |
IV.TERO.HHZ. | 2021-04-15T08:21:08.84 | 0.6 | undecidable | manual | S | 100 | 67.2771 | 50 | -0.17 | 45 |
IV.FIAM.HHZ. | 2021-04-15T08:21:06.63 | 0.6 | undecidable | manual | S | 153 | 58.1973 | 50 | 0.06 | 47 |
IV.ATCC.EHZ. | 2021-04-15T08:21:05.16 | 0.6 | undecidable | manual | S | 346 | 51.5151 | 50 | 0.38 | 44 |
IV.CSP1.EHZ. | 2021-04-15T08:21:05.12 | 0.6 | undecidable | manual | S | 40 | 51.9036 | 50 | 0.23 | 45 |
IV.PF6.EHN. | 2021-04-15T08:21:05.95 | 0.3 | undecidable | manual | S | 36 | 55.4001 | 50 | 0.13 | 69 |
IV.SMA1.EHZ. | 2021-04-15T08:21:03.57 | 0.6 | undecidable | manual | S | 104 | 45.7209 | 50 | 0.32 | 45 |
IV.MML1.HNE. | 2021-04-15T08:21:02.96 | 0.6 | undecidable | manual | S | 19 | 44.4222 | 50 | 0.05 | 48 |
IV.RM33.EHZ. | 2021-04-15T08:21:02.39 | 0.6 | undecidable | manual | S | 126 | 42.5241 | 50 | -0.02 | 48 |
IV.FDMO.HHZ. | 2021-04-15T08:21:01.89 | 0.3 | undecidable | manual | S | 35 | 41.1255 | 50 | -0.14 | 71 |
IV.MC2.EHZ. | 2021-04-15T08:21:01.10 | 0.6 | undecidable | manual | S | 59 | 37.7289 | 50 | -0.02 | 49 |
IV.EL6.EHZ. | 2021-04-15T08:21:00.43 | 0.1 | undecidable | manual | P | 21 | 70.5738 | 50 | -0.12 | 90 |
IV.ASSB.HHZ. | 2021-04-15T08:21:00.71 | 0.6 | undecidable | manual | S | 342 | 35.8419 | 102 | 0.18 | 47 |
IV.TERO.HHZ. | 2021-04-15T08:21:00.02 | 0.3 | undecidable | manual | P | 100 | 67.2771 | 50 | -0.03 | 69 |
IV.MGAB.HHZ. | 2021-04-15T08:20:59.07 | 0.3 | undecidable | manual | P | 290 | 58.7967 | 50 | 0.33 | 66 |
IV.FEMA.HNE. | 2021-04-15T08:20:59.81 | 0.6 | undecidable | manual | S | 40 | 32.745 | 103 | 0.33 | 46 |
IV.PF6.EHN. | 2021-04-15T08:20:58.10 | 0.1 | positive | manual | P | 36 | 55.4001 | 50 | -0.11 | 93 |
IV.FIAM.HHZ. | 2021-04-15T08:20:58.62 | 0.6 | undecidable | manual | P | 153 | 58.1973 | 50 | -0.03 | 47 |
IV.CESI.HHZ. | 2021-04-15T08:20:58.93 | 0.3 | undecidable | manual | S | 17 | 31.3464 | 104 | -0.07 | 73 |
IV.CSP1.EHZ. | 2021-04-15T08:20:57.57 | 0.1 | undecidable | manual | P | 40 | 51.9036 | 50 | -0.1 | 93 |
IV.ATCC.EHZ. | 2021-04-15T08:20:57.42 | 0.6 | undecidable | manual | P | 346 | 51.5151 | 50 | -0.19 | 46 |
IV.LNSS.HHZ. | 2021-04-15T08:20:56.83 | 0.3 | undecidable | manual | S | 126 | 24.9528 | 107 | -0.03 | 74 |
IV.SMA1.EHZ. | 2021-04-15T08:20:56.84 | 0.1 | undecidable | manual | P | 104 | 45.7209 | 50 | 0.11 | 94 |
IV.MML1.HNE. | 2021-04-15T08:20:56.36 | 0.6 | undecidable | manual | P | 19 | 44.4222 | 50 | -0.17 | 47 |
IV.CESX.HHZ. | 2021-04-15T08:20:55.56 | 0.3 | undecidable | manual | S | 230 | 21.867 | 109 | -0.29 | 71 |
IV.FDMO.HHZ. | 2021-04-15T08:20:55.69 | 0.3 | undecidable | manual | P | 35 | 41.1255 | 50 | -0.33 | 68 |
IV.ASSB.HHZ. | 2021-04-15T08:20:55.03 | 0.3 | undecidable | manual | P | 342 | 35.8419 | 102 | -0.13 | 72 |
IV.MOMA.HHZ. | 2021-04-15T08:20:55.03 | 0.6 | undecidable | manual | S | 293 | 19.6692 | 111 | -0.11 | 49 |
IV.RM33.EHZ. | 2021-04-15T08:20:55.80 | 0.3 | undecidable | manual | P | 126 | 42.5241 | 50 | -0.44 | 66 |
IV.MC2.EHZ. | 2021-04-15T08:20:55.47 | 0.3 | undecidable | manual | P | 59 | 37.7289 | 50 | -0.02 | 73 |
IV.ARRO.EHZ. | 2021-04-15T08:20:54.89 | 0.6 | undecidable | manual | S | 187 | 17.3715 | 114 | 0.49 | 46 |
IV.FEMA.HNE. | 2021-04-15T08:20:54.72 | 0.3 | undecidable | manual | P | 40 | 32.745 | 103 | 0.17 | 71 |
IV.CESI.HHZ. | 2021-04-15T08:20:54.17 | 0.1 | positive | manual | P | 17 | 31.3464 | 104 | -0.1 | 97 |
IV.MOMA.HHZ. | 2021-04-15T08:20:52.00 | 0.1 | negative | manual | P | 293 | 19.6692 | 111 | -0.04 | 100 |
IV.CESX.HHZ. | 2021-04-15T08:20:52.52 | 0.1 | undecidable | manual | P | 230 | 21.867 | 109 | 0.07 | 99 |
IV.LNSS.HHZ. | 2021-04-15T08:20:52.95 | 0.1 | undecidable | manual | P | 126 | 24.9528 | 107 | -0.09 | 98 |
IV.ARRO.EHZ. | 2021-04-15T08:20:51.83 | 0.1 | undecidable | manual | P | 187 | 17.3715 | 114 | 0.21 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MOMA.HHE. | ML:1.6 | 0.000316275 | 0.1792 | AML | other | m | 2021-04-15T08:20:56.70 |
IV.MOMA.HNE. | ML:1.6 | 0.00030449624999999994 | 0.1728 | AML | other | m | 2021-04-15T08:20:56.71 |
IV.MOMA.HNN. | ML:1.6 | 0.00029410634999999994 | 0.2304 | AML | other | m | 2021-04-15T08:20:56.54 |
IV.LNSS.HHN. | ML:2.2 | 0.0009504114999999999 | 0.1408 | AML | other | m | 2021-04-15T08:20:57.40 |
IV.LNSS.HHE. | ML:2.2 | 0.0011121968 | 0.1408 | AML | other | m | 2021-04-15T08:20:58.31 |
IV.ARRO.EHE. | ML:2.0 | 0.000886 | 0.2 | AML | other | m | 2021-04-15T08:20:57.61 |
IV.ARRO.EHN. | ML:1.9 | 0.000683 | 0.22 | AML | other | m | 2021-04-15T08:20:58.84 |
IV.CESI.HHE. | ML:2.1 | 0.0006495 | 0.3 | AML | other | m | 2021-04-15T08:21:01.36 |
IV.ASSB.HHE. | ML:1.7 | 0.00020472474999999997 | 0.1408 | AML | other | m | 2021-04-15T08:21:01.32 |
IV.ASSB.HHN. | ML:1.7 | 0.00018310690000000003 | 0.1792 | AML | other | m | 2021-04-15T08:21:03.45 |
IV.CESI.HHN. | ML:2.1 | 0.0006458556 | 0.3968 | AML | other | m | 2021-04-15T08:20:59.17 |
IV.FDMO.HHE. | ML:2.2 | 0.0004945 | 0.24 | AML | other | m | 2021-04-15T08:21:02.38 |
IV.FDMO.HHN. | ML:1.8 | 0.00023423670000000002 | 0.3968 | AML | other | m | 2021-04-15T08:21:03.79 |
IV.SMA1.EHE. | ML:1.9 | 0.00022604140000000001 | 0.2432 | AML | other | m | 2021-04-15T08:21:04.74 |
IV.SMA1.EHN. | ML:2.0 | 0.0002770682 | 0.2176 | AML | other | m | 2021-04-15T08:21:05.19 |
IV.RM33.EHE. | ML:1.8 | 0.000184 | 0.28 | AML | other | m | 2021-04-15T08:21:05.44 |
IV.CSP1.EHN. | ML:2.3 | 0.0005425 | 0.24 | AML | other | m | 2021-04-15T08:21:05.63 |
IV.CSP1.EHE. | ML:2.5 | 0.00080570785 | 0.2176 | AML | other | m | 2021-04-15T08:21:05.77 |
IV.RM33.EHN. | ML:1.8 | 0.0002120122 | 0.32 | AML | other | m | 2021-04-15T08:21:05.36 |
IV.ATCC.EHE. | ML:1.7 | 0.00012399805 | 0.32 | AML | other | m | 2021-04-15T08:21:06.83 |
IV.ATCC.EHN. | ML:1.7 | 0.00012133735500000001 | 0.2176 | AML | other | m | 2021-04-15T08:21:07.24 |
IV.FIAM.HHE. | ML:1.4 | 0.000048940084999999995 | 0.1792 | AML | other | m | 2021-04-15T08:21:09.01 |
IV.FIAM.HHN. | ML:1.3 | 0.00004038944999999999 | 0.32 | AML | other | m | 2021-04-15T08:21:09.06 |
IV.EL6.EHE. | ML:2.0 | 0.00018394915 | 0.2176 | AML | other | m | 2021-04-15T08:21:13.57 |
IV.TERO.HHE. | ML:1.4 | 0.000041582795000000004 | 0.096 | AML | other | m | 2021-04-15T08:21:09.72 |
IV.TERO.HHN. | ML:1.4 | 0.000046619795000000003 | 0.096 | AML | other | m | 2021-04-15T08:21:09.72 |
IV.EL6.EHN. | ML:1.9 | 0.00013578235 | 0.1984 | AML | other | m | 2021-04-15T08:21:12.07 |
IV.LNSS.HNE. | ML:2.2 | 0.00102968165 | 0.16 | AML | other | m | 2021-04-15T08:20:58.30 |
IV.LNSS.HNN. | ML:2.2 | 0.00094167015 | 0.16 | AML | other | m | 2021-04-15T08:20:57.40 |
IV.CESI.HNN. | ML:2.1 | 0.0006260622499999999 | 0.3904 | AML | other | m | 2021-04-15T08:20:59.18 |
IV.CESI.HNE. | ML:2.1 | 0.00059689455 | 0.3008 | AML | other | m | 2021-04-15T08:21:01.36 |