MetaData Aggregator
Channel Summary
The previous service providing data availability and restriction information
has been retired. A replacement service is under development but a timeline
for release is not yet available.
Data availability and restrictions
Network
NM
Station
UALR
Location
00
Channel
HHN
Instrument
Velocity Sensor
Start
2026-04-21T16:19:00 (111)
End
2599-12-31T23:59:59 (365)
Data Center
Latitude
34.7751
Longitude
-92.3429
Elevation (m)
138.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
0.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
3.0171999640766555E8 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_US-REGIONAL US Regional Networks
_REALTIME Stations collected and served in real time at the DMC
Network
NM
Station
UALR
Location
00
Channel
HHN
Instrument
Velocity Sensor
Start
2020-11-12T21:40:00 (317)
End
2026-04-21T16:19:00 (111)
Data Center
Latitude
34.7751
Longitude
-92.3429
Elevation (m)
138.0
Depth (m)
0.0
(Local depth or overburden)
Azimuth
0.0
(SEED convention: Clockwise from north, Z=0, reversed=0)
Dip
0.0
(SEED convention: From horizontal, Z=-90, reversed=90)
Sample Rate (Hz)
100.0
Units
M/S
Sensitivity
8.356292754114976E8 @ 1.0
Hz (SEED Stage 0)
IRISDMC Response
(RESP
SAC PZs
XML )
IRISDMC metadata changes:
View IRISDMC Metadata Changes
Virtual network affiliations:
Name
Description
_US-REGIONAL US Regional Networks
_REALTIME Stations collected and served in real time at the DMC
