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Context

Networks (1 time spans)

BK 1980-01-01 2599-12-31

Station Epochs (1 time spans)

VALB 2005-11-27 2599-12-31

BK : VALB (2005-11-27 - 3000-01-01)

Network

Map DOI

Station

VALB

Map

Site Name

Napa River Bridge, Vallejo, CA, USA

Start

2005-11-27T00:00:00 (331)

End

2599-12-31T23:59:59 (365)
3000-01-01T00:00:00 (001)

Data Center

IRISDMC
NCEDC
SCEDC

Latitude

38.121498

Longitude

-122.275299

Elevation (m)

-24.5

Instruments

2026-03-06T21:20:00 (065) - 2599-12-31T23:59:59 (365) 3000-01-01T00:00:00 (001)
Location Code	Instruments / Channels
40	731A,Accelerometer,WILCOXON BN1 20.0Hz IRISDMC NCEDC \| BN2 20.0Hz IRISDMC NCEDC \| BN3 20.0Hz IRISDMC NCEDC CN1 500.0Hz IRISDMC NCEDC \| CN2 500.0Hz IRISDMC NCEDC \| CN3 500.0Hz IRISDMC NCEDC HN1 200.0Hz IRISDMC NCEDC \| HN2 200.0Hz IRISDMC NCEDC \| HN3 200.0Hz IRISDMC NCEDC WILCOXON 731A S/N:VALB-1 Accelerometer BN1 20.0Hz SCEDC CN1 500.0Hz SCEDC HN1 200.0Hz SCEDC WILCOXON 731A S/N:VALB-2 Accelerometer BN2 20.0Hz SCEDC CN2 500.0Hz SCEDC HN2 200.0Hz SCEDC WILCOXON 731A S/N:VALB-3 Accelerometer BN3 20.0Hz SCEDC CN3 500.0Hz SCEDC HN3 200.0Hz SCEDC
2026-01-27T00:06:00 (027) - 2599-12-31T23:59:59 (365) 3000-01-01T00:00:00 (001)
Location Code	Instruments / Channels
40	Calibration Input ACQ 100.0Hz IRISDMC NCEDC SCEDC Chksum Errors ACK 0.1Hz IRISDMC NCEDC SCEDC Clock Lock Loss LCL 1.0Hz IRISDMC NCEDC SCEDC Clock Phase LCE 1.0Hz IRISDMC NCEDC SCEDC Clock Quality LCQ 1.0Hz IRISDMC NCEDC SCEDC Clock Status ACE 1.0Hz IRISDMC NCEDC SCEDC Comm Attempt Count ACA 0.1Hz IRISDMC NCEDC SCEDC Comm Duty Cycle ADT 0.1Hz IRISDMC NCEDC SCEDC Comm Efficiency ACF 0.1Hz IRISDMC NCEDC SCEDC Comm Ok Count ACS 0.1Hz IRISDMC NCEDC SCEDC Data Gap Count ADG 0.1Hz IRISDMC NCEDC SCEDC Data Latency ADL 0.1Hz IRISDMC NCEDC SCEDC Data Missing AMD 0.1Hz IRISDMC NCEDC SCEDC Data Receive Rate ARD 0.1Hz IRISDMC NCEDC SCEDC Data Sent Rate AWR 0.1Hz IRISDMC NCEDC SCEDC Data Throughput ATH 0.1Hz IRISDMC NCEDC SCEDC Dust Bits LED 1.0Hz IRISDMC NCEDC SCEDC GEOSPACE HS-1-LT HORIZONTAL S/N:VALB-5 Geophone DP2 500.0Hz SCEDC SP2 20.0Hz SCEDC GEOSPACE HS-1-LT HORIZONTAL S/N:VALB-6 Geophone DP3 500.0Hz SCEDC SP3 20.0Hz SCEDC GEOSPACE HS-1-LT VERTICAL S/N:VALB-4 Geophone DP1 500.0Hz SCEDC SP1 20.0Hz SCEDC Gps Antenna Current VEA 0.1Hz IRISDMC NCEDC SCEDC Gps Antenna Voltage VAX 0.1Hz IRISDMC NCEDC SCEDC Gps Control Bits LEC 1.0Hz IRISDMC NCEDC SCEDC Gps Elevation LEV 1.0Hz IRISDMC NCEDC SCEDC Gps Fix Status LFT 1.0Hz IRISDMC NCEDC SCEDC Gps Latitude LAT 1.0Hz IRISDMC NCEDC SCEDC Gps Longitude LON 1.0Hz IRISDMC NCEDC SCEDC Gps Sens Power Bits LEP 1.0Hz IRISDMC NCEDC SCEDC HS-1-LT HORIZONTAL,Geophone,GEOSPACE DP2 500.0Hz IRISDMC NCEDC \| DP3 500.0Hz IRISDMC NCEDC SP2 20.0Hz IRISDMC NCEDC \| SP3 20.0Hz IRISDMC NCEDC HS-1-LT VERTICAL,Geophone,GEOSPACE DP1 500.0Hz IRISDMC NCEDC SP1 20.0Hz IRISDMC NCEDC Input Output 1 VEO 0.1Hz IRISDMC NCEDC SCEDC Input Output 2 VG1 0.1Hz IRISDMC NCEDC SCEDC Input Output 3 VG2 0.1Hz IRISDMC NCEDC SCEDC Ip Change Count ANI 0.1Hz IRISDMC NCEDC SCEDC Isolated Dc Voltage VEI 0.1Hz IRISDMC NCEDC SCEDC Ll Data Latency ALL 0.1Hz IRISDMC NCEDC SCEDC Log LOG 1.0Hz IRISDMC NCEDC SCEDC Misc Bits LEM 1.0Hz IRISDMC NCEDC SCEDC Negative Analog Voltage VEN 0.1Hz IRISDMC NCEDC SCEDC Opaque Configuration File OCF 1.0Hz IRISDMC NCEDC SCEDC Packet Buffer Usage VPB 0.1Hz IRISDMC NCEDC SCEDC Packet Count APK 0.1Hz IRISDMC NCEDC SCEDC Poc Count APO 0.1Hz IRISDMC NCEDC SCEDC Reboot Count ABT 0.1Hz IRISDMC NCEDC SCEDC Satellite Count LSU 1.0Hz IRISDMC NCEDC SCEDC Sensor A Bits LEA 1.0Hz IRISDMC NCEDC SCEDC Sensor A Current VCA 0.1Hz IRISDMC NCEDC SCEDC Sensor B Bits LEB 1.0Hz IRISDMC NCEDC SCEDC Sensor B Current VCB 0.1Hz IRISDMC NCEDC SCEDC Sensor Serial Bits LES 1.0Hz IRISDMC NCEDC SCEDC Seq Error Count ASQ 0.1Hz IRISDMC NCEDC SCEDC Status Delay ASL 0.1Hz IRISDMC NCEDC SCEDC System Current VEC 0.1Hz IRISDMC NCEDC SCEDC System Humidity VI1 0.1Hz IRISDMC NCEDC SCEDC System Temperature VKI 0.1Hz IRISDMC NCEDC SCEDC System Voltage VEP 0.1Hz IRISDMC NCEDC SCEDC Ups Voltage VEU 0.1Hz IRISDMC NCEDC SCEDC Voltage Controlled Oscillator VCO 0.1Hz IRISDMC NCEDC SCEDC
2026-01-27T00:06:00 (027) - 2026-03-06T21:20:00 (065)
Location Code	Instruments / Channels
40	731A,Accelerometer,WILCOXON BN1 20.0Hz IRISDMC NCEDC \| BN2 20.0Hz IRISDMC NCEDC \| BN3 20.0Hz IRISDMC NCEDC CN1 500.0Hz IRISDMC NCEDC \| CN2 500.0Hz IRISDMC NCEDC \| CN3 500.0Hz IRISDMC NCEDC HN1 200.0Hz IRISDMC NCEDC \| HN2 200.0Hz IRISDMC NCEDC \| HN3 200.0Hz IRISDMC NCEDC WILCOXON 731A S/N:VALB-1 Accelerometer BN1 20.0Hz SCEDC CN1 500.0Hz SCEDC HN1 200.0Hz SCEDC WILCOXON 731A S/N:VALB-2 Accelerometer BN2 20.0Hz SCEDC CN2 500.0Hz SCEDC HN2 200.0Hz SCEDC WILCOXON 731A S/N:VALB-3 Accelerometer BN3 20.0Hz SCEDC CN3 500.0Hz SCEDC HN3 200.0Hz SCEDC
2026-01-23T22:20:00 (023) - 2026-01-27T00:06:00 (027)
Location Code	Instruments / Channels
40	731A,Accelerometer,WILCOXON BN1 20.0Hz IRISDMC NCEDC \| BN2 20.0Hz IRISDMC NCEDC \| BN3 20.0Hz IRISDMC NCEDC CN1 500.0Hz IRISDMC NCEDC \| CN2 500.0Hz IRISDMC NCEDC \| CN3 500.0Hz IRISDMC NCEDC HN1 200.0Hz IRISDMC NCEDC \| HN2 200.0Hz IRISDMC NCEDC \| HN3 200.0Hz IRISDMC NCEDC Calibration Input ACQ 100.0Hz IRISDMC NCEDC SCEDC Chksum Errors ACK 0.1Hz IRISDMC NCEDC SCEDC Clock Lock Loss LCL 1.0Hz IRISDMC NCEDC SCEDC Clock Phase LCE 1.0Hz IRISDMC NCEDC SCEDC Clock Quality LCQ 1.0Hz IRISDMC NCEDC SCEDC Clock Status ACE 1.0Hz IRISDMC NCEDC SCEDC Comm Attempt Count ACA 0.1Hz IRISDMC NCEDC SCEDC Comm Duty Cycle ADT 0.1Hz IRISDMC NCEDC SCEDC Comm Efficiency ACF 0.1Hz IRISDMC NCEDC SCEDC Comm Ok Count ACS 0.1Hz IRISDMC NCEDC SCEDC Data Gap Count ADG 0.1Hz IRISDMC NCEDC SCEDC Data Latency ADL 0.1Hz IRISDMC NCEDC SCEDC Data Missing AMD 0.1Hz IRISDMC NCEDC SCEDC Data Receive Rate ARD 0.1Hz IRISDMC NCEDC SCEDC Data Sent Rate AWR 0.1Hz IRISDMC NCEDC SCEDC Data Throughput ATH 0.1Hz IRISDMC NCEDC SCEDC Dust Bits LED 1.0Hz IRISDMC NCEDC SCEDC GEOSPACE HS-1-LT HORIZONTAL S/N:VALB-5 Geophone DP2 500.0Hz SCEDC SP2 20.0Hz SCEDC GEOSPACE HS-1-LT HORIZONTAL S/N:VALB-6 Geophone DP3 500.0Hz SCEDC SP3 20.0Hz SCEDC GEOSPACE HS-1-LT VERTICAL S/N:VALB-4 Geophone DP1 500.0Hz SCEDC SP1 20.0Hz SCEDC Gps Antenna Current VEA 0.1Hz IRISDMC NCEDC SCEDC Gps Antenna Voltage VAX 0.1Hz IRISDMC NCEDC SCEDC Gps Control Bits LEC 1.0Hz IRISDMC NCEDC SCEDC Gps Elevation LEV 1.0Hz IRISDMC NCEDC SCEDC Gps Fix Status LFT 1.0Hz IRISDMC NCEDC SCEDC Gps Latitude LAT 1.0Hz IRISDMC NCEDC SCEDC Gps Longitude LON 1.0Hz IRISDMC NCEDC SCEDC Gps Sens Power Bits LEP 1.0Hz IRISDMC NCEDC SCEDC HS-1-LT HORIZONTAL,Geophone,GEOSPACE DP2 500.0Hz IRISDMC NCEDC \| DP3 500.0Hz IRISDMC NCEDC SP2 20.0Hz IRISDMC NCEDC \| SP3 20.0Hz IRISDMC NCEDC HS-1-LT VERTICAL,Geophone,GEOSPACE DP1 500.0Hz IRISDMC NCEDC SP1 20.0Hz IRISDMC NCEDC Input Output 1 VEO 0.1Hz IRISDMC NCEDC SCEDC Input Output 2 VG1 0.1Hz IRISDMC NCEDC SCEDC Input Output 3 VG2 0.1Hz IRISDMC NCEDC SCEDC Ip Change Count ANI 0.1Hz IRISDMC NCEDC SCEDC Isolated Dc Voltage VEI 0.1Hz IRISDMC NCEDC SCEDC Ll Data Latency ALL 0.1Hz IRISDMC NCEDC SCEDC Log LOG 1.0Hz IRISDMC NCEDC SCEDC Misc Bits LEM 1.0Hz IRISDMC NCEDC SCEDC Negative Analog Voltage VEN 0.1Hz IRISDMC NCEDC SCEDC Opaque Configuration File OCF 1.0Hz IRISDMC NCEDC SCEDC Packet Buffer Usage VPB 0.1Hz IRISDMC NCEDC SCEDC Packet Count APK 0.1Hz IRISDMC NCEDC SCEDC Poc Count APO 0.1Hz IRISDMC NCEDC SCEDC Reboot Count ABT 0.1Hz IRISDMC NCEDC SCEDC Satellite Count LSU 1.0Hz IRISDMC NCEDC SCEDC Sensor A Bits LEA 1.0Hz IRISDMC NCEDC SCEDC Sensor A Current VCA 0.1Hz IRISDMC NCEDC SCEDC Sensor B Bits LEB 1.0Hz IRISDMC NCEDC SCEDC Sensor B Current VCB 0.1Hz IRISDMC NCEDC SCEDC Sensor Serial Bits LES 1.0Hz IRISDMC NCEDC SCEDC Seq Error Count ASQ 0.1Hz IRISDMC NCEDC SCEDC Status Delay ASL 0.1Hz IRISDMC NCEDC SCEDC System Current VEC 0.1Hz IRISDMC NCEDC SCEDC System Humidity VI1 0.1Hz IRISDMC NCEDC SCEDC System Temperature VKI 0.1Hz IRISDMC NCEDC SCEDC System Voltage VEP 0.1Hz IRISDMC NCEDC SCEDC Ups Voltage VEU 0.1Hz IRISDMC NCEDC SCEDC Voltage Controlled Oscillator VCO 0.1Hz IRISDMC NCEDC SCEDC WILCOXON 731A S/N:VALB-1 Accelerometer BN1 20.0Hz SCEDC CN1 500.0Hz SCEDC HN1 200.0Hz SCEDC WILCOXON 731A S/N:VALB-2 Accelerometer BN2 20.0Hz SCEDC CN2 500.0Hz SCEDC HN2 200.0Hz SCEDC WILCOXON 731A S/N:VALB-3 Accelerometer BN3 20.0Hz SCEDC CN3 500.0Hz SCEDC HN3 200.0Hz SCEDC
2012-07-19T19:45:00 (201) - 2026-01-23T22:20:00 (023)
Location Code	Instruments / Channels
40	731A,Accelerometer,WILCOXON BN1 20.0Hz IRISDMC NCEDC \| BN2 20.0Hz IRISDMC NCEDC \| BN3 20.0Hz IRISDMC NCEDC HN1 200.0Hz IRISDMC NCEDC \| HN2 200.0Hz IRISDMC NCEDC \| HN3 200.0Hz IRISDMC NCEDC LN1 1.0Hz IRISDMC NCEDC \| LN2 1.0Hz IRISDMC NCEDC \| LN3 1.0Hz IRISDMC NCEDC ANTENNACURRENT,Antenna Current,UNKNOWN VEA 0.1Hz IRISDMC NCEDC CLOCKPHASE,Clock Phase,UNKNOWN LCE 1.0Hz IRISDMC NCEDC VCE 0.1Hz IRISDMC NCEDC CLOCKQUALITY,Clock Quality,UNKNOWN LCQ 1.0Hz IRISDMC NCEDC VCQ 0.1Hz IRISDMC NCEDC GEOSPACE HS-1-LT VERTICAL S/N:VALB-4 Geophone EP1 200.0Hz SCEDC LP1 1.0Hz SCEDC SP1 20.0Hz SCEDC HS-1-LT VERTICAL,Geophone,GEOSPACE EP1 200.0Hz IRISDMC NCEDC LP1 1.0Hz IRISDMC NCEDC SP1 20.0Hz IRISDMC NCEDC INPUTVOLTAGE,System Voltage,UNKNOWN VEP 0.1Hz IRISDMC NCEDC Packet Buffer Usage VFP 0.1Hz IRISDMC NCEDC SCEDC Pump LTW 1.0Hz IRISDMC NCEDC SCEDC SYSTEMCURRENT,System Current,UNKNOWN VEC 0.1Hz IRISDMC NCEDC SYSTEMTEMPERATURE,System Temperature,UNKNOWN VKI 0.1Hz IRISDMC NCEDC UNKNOWN ANTENNACURRENT S/N:1029_VEA Antenna Current VEA 0.1Hz SCEDC UNKNOWN CLOCKPHASE S/N:1029_LCE Clock Phase LCE 1.0Hz SCEDC VCE 0.1Hz SCEDC UNKNOWN CLOCKQUALITY S/N:1029_LCQ Clock Quality LCQ 1.0Hz SCEDC VCQ 0.1Hz SCEDC UNKNOWN INPUTVOLTAGE S/N:1029_VEP System Voltage VEP 0.1Hz SCEDC UNKNOWN SYSTEMCURRENT S/N:1029_VEC System Current VEC 0.1Hz SCEDC UNKNOWN SYSTEMTEMPERATURE S/N:1029_VKI System Temperature VKI 0.1Hz SCEDC UNKNOWN VCOVALUE S/N:1029_VCO Voltage Controlled Oscillator VCO 0.1Hz SCEDC VCOVALUE,Voltage Controlled Oscillator,UNKNOWN VCO 0.1Hz IRISDMC NCEDC WILCOXON 731A S/N:VALB-1 Accelerometer BN1 20.0Hz SCEDC HN1 200.0Hz SCEDC LN1 1.0Hz SCEDC WILCOXON 731A S/N:VALB-2 Accelerometer BN2 20.0Hz SCEDC HN2 200.0Hz SCEDC LN2 1.0Hz SCEDC WILCOXON 731A S/N:VALB-3 Accelerometer BN3 20.0Hz SCEDC HN3 200.0Hz SCEDC LN3 1.0Hz SCEDC

IRISDMC metadata changes:

Virtual network affiliations:

Name	Description
_FDSN-ALL	All FDSN Member Network Stations Available at IRIS DMC
_US-REGIONAL	US Regional Networks