Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 0.8 on date 28-03-2022 and time 22:22:02 (UTC) in region 1 km NE Albano Laziale (RM)

A magnitude Md 0.8 earthquake occured in region: 1 km NE Albano Laziale (RM), on

  • 28-03-2022 22:22:02 (UTC)
  • 29-03-2022 00:22:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7370, 12.6720 at 3 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Albano Laziale RM 1 41715 41715
Ariccia RM 2 19407 61122
Castel Gandolfo RM 2 8997 70119
Genzano di Roma RM 4 23970 94089
Marino RM 4 43026 137115
Nemi RM 4 1943 139058
Rocca di Papa RM 4 17034 156092
Grottaferrata RM 6 20327 176419
Lanuvio RM 7 13632 190051
Frascati RM 8 22087 212138
Ciampino RM 9 38412 250550
Monte Porzio Catone RM 10 8693 259243
Monte Compatri RM 10 11978 271221
Rocca Priora RM 10 11962 283183
Velletri RM 10 53303 336486
Colonna RM 13 4287 340773
Lariano RM 13 13432 354205
San Cesareo RM 14 15153 369358
Pomezia RM 16 62966 432324
Aprilia LT 16 73446 505770
Zagarolo RM 18 17843 523613
Ardea RM 18 49183 572796
Labico RM 19 6379 579175
Gallicano nel Lazio RM 20 6334 585509

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km NW of Velletri (53303 inhabitants)
16 Km E of Pomezia (62966 inhabitants)
16 Km N of Aprilia (73446 inhabitants)
23 Km SE of Roma (2864731 inhabitants)
27 Km SW of Tivoli (56533 inhabitants)
30 Km S of Guidonia Montecelio (88673 inhabitants)
32 Km N of Anzio (54211 inhabitants)
36 Km NW of Latina (125985 inhabitants)
36 Km E of Fiumicino (78395 inhabitants)
83 Km E of Civitavecchia (52991 inhabitants)
89 Km SE of Viterbo (67173 inhabitants)
91 Km SW of L'Aquila (69753 inhabitants)
92 Km S of Terni (111501 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000 		Md 0.8 2022-03-28
22:22:02		 41.7368 12.672 3 2022-07-08
12:33:38		 Bollettino Sismico Italiano INGV 102526141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-28 22:22:02 ± 0.14
Latitude 41.7368 ± 0.0036
Longitude 12.6720 ± 0.0048
Depth (km) 3 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 102526141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 398
Semi-minor axis of confidence ellipse (meter) 157
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 239
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 145
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.03417
Epicentral distance of station farthest from the epicenter (degree) 0.07914
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 5
Type of magnitude Md
Reference to an origin 102526141
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-17 00:54:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LAV9.HHZ. 2022-03-28T22:22:05.51 0.6 undecidable manual S 161 6.8931 113 0.29 49
IV.VIVA.HHZ. 2022-03-28T22:22:05.80 0.6 undecidable manual S 80 8.2806 109 0.14 50
IV.RMP.HHN. 2022-03-28T22:22:05.86 0.6 undecidable manual S 18 8.7801 108 0.04 51
IV.SAMA.EHZ. 2022-03-28T22:22:05.97 0.6 undecidable manual S 306 8.1807 109 0.34 48
IV.RDP.HHZ. 2022-03-28T22:22:04.35 0.3 undecidable manual S 50 4.0959 125 -0.01 78
IV.RMP.HHN. 2022-03-28T22:22:04.56 0.3 undecidable manual P 18 8.7801 108 0.09 76
IV.SAMA.EHZ. 2022-03-28T22:22:04.24 0.3 undecidable manual P 306 8.1807 109 -0.11 76
IV.MA9.HHN. 2022-03-28T22:22:04.12 0.6 undecidable manual S 344 3.7962 127 -0.16 51
IV.VIVA.HHZ. 2022-03-28T22:22:04.43 0.3 undecidable manual P 80 8.2806 109 0.06 77
IV.MA9.HHN. 2022-03-28T22:22:03.56 0.3 undecidable manual P 344 3.7962 127 -0.01 78
IV.LAV9.HHZ. 2022-03-28T22:22:03.92 0.1 undecidable manual P 161 6.8931 113 -0.19 100
IV.RDP.HHZ. 2022-03-28T22:22:03.47 0.3 undecidable manual P 50 4.0959 125 -0.15 76
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download