Earthquake with magnitude of Md 2.1 on date 26-06-1990 and time 03:38:06 (Italy) in region 5 km W Paliano (FR)

A magnitude Md 2.1 earthquake occured in region: 5 km W Paliano (FR), on

  • 26-06-1990 01:38:06 (UTC)
  • 26-06-1990 03:38:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7900, 13.0040 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Paliano FR 5 8281 8281
Genazzano RM 5 6036 14317
Colleferro RM 7 21595 35912
Cave RM 7 11287 47199
Valmontone RM 7 15959 63158
Rocca di Cave RM 8 377 63535
Olevano Romano RM 8 6687 70222
Capranica Prenestina RM 9 351 70573
Artena RM 9 14276 84849
Serrone FR 10 3099 87948
Labico RM 10 6379 94327
Bellegra RM 10 2887 97214
San Vito Romano RM 11 3273 100487
Roiate RM 11 737 101224
Gavignano RM 11 1916 103140
Castel San Pietro Romano RM 11 902 104042
Segni RM 11 9159 113201
Palestrina RM 11 21672 134873
Piglio FR 13 4666 139539
Affile RM 13 1548 141087
Anagni FR 14 21464 162551
Rocca Santo Stefano RM 14 975 163526
Arcinazzo Romano RM 14 1348 164874
Pisoniano RM 14 770 165644
Acuto FR 14 1920 167564
Rocca Massima LT 14 1136 168700
Poli RM 14 2418 171118
Zagarolo RM 15 17843 188961
Lariano RM 16 13432 202393
Montelanico RM 16 2131 204524
Gerano RM 16 1263 205787
Casape RM 16 744 206531
Subiaco RM 17 9074 215605
Canterano RM 17 351 215956
San Cesareo RM 17 15153 231109
Gorga RM 17 710 231819
Cerreto Laziale RM 17 1118 232937
Jenne RM 18 366 233303
Gallicano nel Lazio RM 18 6334 239637
Sgurgola FR 18 2676 242313
Cori LT 18 11065 253378
San Gregorio da Sassola RM 18 1619 254997
Fiuggi FR 18 10536 265533
Rocca Canterano RM 19 196 265729
Ciciliano RM 20 1336 267065
Rocca Priora RM 20 11962 279027

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Velletri (53303 inhabitants)
26 Km SE of Tivoli (56533 inhabitants)
33 Km SE of Guidonia Montecelio (88673 inhabitants)
37 Km NE of Aprilia (73446 inhabitants)
37 Km N of Latina (125985 inhabitants)
44 Km E of Pomezia (62966 inhabitants)
45 Km E of Roma (2864731 inhabitants)
49 Km NE of Anzio (54211 inhabitants)
64 Km E of Fiumicino (78395 inhabitants)
71 Km SW of L'Aquila (69753 inhabitants)
91 Km SE 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 2.1 1990-06-26
01:38:06
41.79 13.004 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 121649
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-06-26 01:38:06 ± 0.69
Latitude 41.7900 ± 0.0667
Longitude 13.0040 ± 0.0466
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 121649

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 8363.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 164
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.8
Epicentral distance of station closest to the epicenter (degree) 0.00073
Epicentral distance of station farthest from the epicenter (degree) 0.00542
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 121649
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:53:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SDI.Z. 1990-06-26T01:38:19.00 10.0 undecidable manual PG 97 0.5994 0.42 1.1
--.RDP.Z. 1990-06-26T01:38:17.71 10.0 undecidable manual SG 261 0.2109 2.63 0.1
--.RMP.Z. 1990-06-26T01:38:15.68 10.0 undecidable manual SG 275 0.222 0.3 0.8
--.CP9.Z. 1990-06-26T01:38:12.56 10.0 undecidable manual SG 332 0.0777 1.66 0.3
--.RDP.Z. 1990-06-26T01:38:10.93 10.0 undecidable manual PG 261 0.2109 -0.41 2
--.RMP.Z. 1990-06-26T01:38:09.93 10.0 undecidable manual PG 275 0.222 -1.58 0.8
--.CP9.Z. 1990-06-26T01:38:08.49 10.0 undecidable manual PG 332 0.0777 -0.43 1.9
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