A magnitude ML 1.4 earthquake occured in region: 2 km NE Massa Martana (PG), on
and geographic coordinates (lat, lon) 42.7950, 12.5340 at 7 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 |
---|---|---|---|---|
Massa Martana | PG | 2 | 3770 | 3770 |
Giano dell'Umbria | PG | 6 | 3846 | 7616 |
Todi | PG | 10 | 16851 | 24467 |
Acquasparta | TR | 12 | 4778 | 29245 |
Castel Ritaldi | PG | 12 | 3278 | 32523 |
Gualdo Cattaneo | PG | 13 | 6155 | 38678 |
Collazzone | PG | 14 | 3473 | 42151 |
Montefalco | PG | 15 | 5679 | 47830 |
Fratta Todina | PG | 15 | 1839 | 49669 |
Monte Castello di Vibio | PG | 16 | 1567 | 51236 |
Montecastrilli | TR | 17 | 5022 | 56258 |
Bevagna | PG | 17 | 5081 | 61339 |
Avigliano Umbro | TR | 18 | 2558 | 63897 |
Spoleto | PG | 18 | 38218 | 102115 |
Trevi | PG | 20 | 8469 | 110584 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2022-04-11 05:26:13 |
42.7952 | 12.5335 | 7 | 2022-04-11 05:33:26 |
Sala Sismica INGV-Roma | 103071701 |
Field | Value |
---|---|
Time (UTC) | 2022-04-11 05:26:13 ± 0.08 |
Latitude | 42.7952 ± 0.0036 |
Longitude | 12.5335 ± 0.0061 |
Depth (km) | 7 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 103071701 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 533 |
Semi-minor axis of confidence ellipse (meter) | 295 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 84 |
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) | 109 |
Number of associated phases, regardless of their use for origin computation | 35 |
Number of defining phases | 24 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.67539 |
Number of stations at which the event was observed | 23 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.1 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 103071701 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-04-11 05:33:26 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FAGN.HHZ. | 2022-04-11T05:26:46.15 | 3.0 | undecidable | manual | S | -0.3 | 0 | |||
IV.EL6.EHZ. | 2022-04-11T05:26:37.68 | 3.0 | undecidable | manual | S | 0.2 | 0 | |||
IV.CSP1.EHZ. | 2022-04-11T05:26:34.21 | 3.0 | undecidable | manual | S | 0.08 | 0 | |||
IV.MC2.EHZ. | 2022-04-11T05:26:31.67 | 3.0 | undecidable | manual | S | 0.12 | 0 | |||
IV.MML1.EHZ. | 2022-04-11T05:26:29.94 | 0.3 | undecidable | manual | S | 45 | 50.1165 | 50 | 0 | 69 |
IV.LNSS.HHZ. | 2022-04-11T05:26:28.73 | 0.6 | undecidable | manual | S | 117 | 46.5201 | 50 | -0.24 | 44 |
IV.SMA1.EHZ. | 2022-04-11T05:26:26.03 | 3.0 | negative | manual | P | 0.2 | 0 | |||
IV.EL6.EHZ. | 2022-04-11T05:26:26.84 | 3.0 | undecidable | manual | P | -0.06 | 0 | |||
IV.SSFR.HHZ. | 2022-04-11T05:26:26.88 | 0.6 | positive | manual | P | 16 | 73.8705 | 50 | 0.37 | 41 |
IV.CESI.HHZ. | 2022-04-11T05:26:26.51 | 0.3 | undecidable | manual | S | 52 | 38.1285 | 100 | -0.08 | 70 |
IV.CAFI.HHZ. | 2022-04-11T05:26:26.50 | 1.0 | negative | manual | P | 322 | 74.9694 | 50 | -0.18 | 21 |
IV.ATVO.HHZ. | 2022-04-11T05:26:25.39 | 0.6 | undecidable | manual | P | 351 | 65.8896 | 50 | 0.11 | 44 |
IV.CSP1.EHZ. | 2022-04-11T05:26:24.87 | 3.0 | positive | manual | P | -0.15 | 0 | |||
IV.GAVE.EHE. | 2022-04-11T05:26:24.94 | 0.6 | undecidable | manual | S | 111 | 31.5462 | 102 | 0.58 | 42 |
IV.ARRO.EHZ. | 2022-04-11T05:26:24.57 | 0.6 | undecidable | manual | S | 142 | 30.5472 | 103 | 0.55 | 42 |
IV.MMO1.EHZ. | 2022-04-11T05:26:24.96 | 3.0 | negative | manual | P | -0.41 | 0 | |||
IV.RM33.EHZ. | 2022-04-11T05:26:24.83 | 3.0 | negative | manual | P | -0.39 | 0 | |||
IV.SACS.HHZ. | 2022-04-11T05:26:23.18 | 0.6 | undecidable | manual | P | 277 | 51.1155 | 50 | 0.18 | 44 |
IV.ASSB.HHZ. | 2022-04-11T05:26:23.89 | 0.3 | undecidable | manual | S | 20 | 29.2485 | 103 | 0.29 | 68 |
IV.MC2.EHZ. | 2022-04-11T05:26:23.29 | 3.0 | undecidable | manual | P | -0.28 | 0 | |||
IV.FDMO.HHZ. | 2022-04-11T05:26:23.03 | 3.0 | positive | manual | P | -0.09 | 0 | |||
IV.MML1.EHZ. | 2022-04-11T05:26:22.71 | 0.6 | positive | manual | P | 45 | 50.1165 | 50 | -0.14 | 45 |
IV.MURB.HHZ. | 2022-04-11T05:26:22.92 | 0.3 | undecidable | manual | P | 359 | 51.9036 | 50 | -0.2 | 66 |
IV.LNSS.HHZ. | 2022-04-11T05:26:21.65 | 0.6 | undecidable | manual | P | 117 | 46.5201 | 50 | -0.64 | 40 |
IV.CESI.HHZ. | 2022-04-11T05:26:20.60 | 0.3 | undecidable | manual | P | 52 | 38.1285 | 100 | -0.32 | 66 |
IV.CESX.HHZ. | 2022-04-11T05:26:20.78 | 0.6 | undecidable | manual | S | 168 | 21.1677 | 108 | -0.1 | 48 |
IV.MGAB.HHZ. | 2022-04-11T05:26:20.71 | 0.6 | positive | manual | P | 291 | 36.6411 | 101 | 0.08 | 47 |
IV.ARRO.EHZ. | 2022-04-11T05:26:19.70 | 0.6 | undecidable | manual | P | 142 | 30.5472 | 103 | 0.27 | 45 |
IV.ASSB.HHZ. | 2022-04-11T05:26:19.38 | 0.1 | negative | manual | P | 20 | 29.2485 | 103 | 0.19 | 92 |
IV.GAVE.EHE. | 2022-04-11T05:26:19.58 | 0.6 | undecidable | manual | P | 111 | 31.5462 | 102 | -0.05 | 47 |
IV.CESX.HHZ. | 2022-04-11T05:26:17.44 | 0.6 | undecidable | manual | P | 168 | 21.1677 | 108 | -0.18 | 47 |
IT.GNU.HGZ. | 2022-04-11T05:26:15.60 | 0.3 | undecidable | manual | S | 72 | 3.0969 | 155 | -0.18 | 72 |
IV.MOMA.HHZ. | 2022-04-11T05:26:15.49 | 0.3 | undecidable | manual | S | 72 | 3.0969 | 155 | -0.28 | 71 |
IV.MOMA.HHZ. | 2022-04-11T05:26:14.68 | 0.1 | undecidable | manual | P | 72 | 3.0969 | 155 | 0.01 | 100 |
IT.GNU.HGZ. | 2022-04-11T05:26:14.74 | 0.3 | positive | manual | P | 72 | 3.0969 | 155 | 0.07 | 74 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ASSB.HHN. | ML:1.4 | 0.00014299999999999998 | 0.32 | AML | other | m | 2022-04-11T05:26:24.08 |
IV.ARRO.EHN. | ML:1.4 | 0.0001132 | 0.16 | AML | other | m | 2022-04-11T05:26:24.97 |
IV.ASSB.HHE. | ML:1.5 | 0.000149 | 1.1 | AML | other | m | 2022-04-11T05:26:26.59 |
IV.ARRO.EHE. | ML:1.3 | 0.00010445 | 0.7 | AML | other | m | 2022-04-11T05:26:26.35 |
IV.CESI.HHN. | ML:1.4 | 0.0001055 | 0.66 | AML | other | m | 2022-04-11T05:26:27.80 |
IV.CESI.HHE. | ML:1.2 | 0.00006604999999999999 | 1.52 | AML | other | m | 2022-04-11T05:26:28.03 |
IV.MGAB.HHE. | ML:1.4 | 0.000096 | 0.34 | AML | other | m | 2022-04-11T05:26:28.76 |
IV.MGAB.HHN. | ML:1.4 | 0.0001095 | 0.64 | AML | other | m | 2022-04-11T05:26:29.50 |
IV.ATCC.EHN. | ML:1.4 | 0.00008669999999999999 | 0.3 | AML | other | m | 2022-04-11T05:26:30.43 |
IV.LNSS.HHE. | ML:1.6 | 0.0001295 | 0.5 | AML | other | m | 2022-04-11T05:26:31.27 |
IV.MML1.EHN. | ML:1.4 | 0.00006215 | 0.8 | AML | other | m | 2022-04-11T05:26:31.85 |
IV.MML1.EHE. | ML:1.3 | 0.00005660000000000001 | 0.76 | AML | other | m | 2022-04-11T05:26:31.73 |
IV.ATCC.EHE. | ML:1.5 | 0.0000891 | 0.52 | AML | other | m | 2022-04-11T05:26:32.71 |