Niwot Ridge Data Set During September 2002

CO2 data

USGS: 1m, 3m, 6m, 10m, 33m

USGS north: 1m, 6m, ( 1m by NCAR)

USGS south: 1m, 6m

CU: 0.5m, 1m, 2m, 6m, 10m, 21.5m (1m, 3m, 24m by USGS, 1m by NCAR)

NCAR s1: 1m, 3m, 6m, 10m

NCAR s2: 1m, 3m, 6m, 10m

NCAR s3: 1m, 3m, 6m, 10m

NCAR central: 1m, 3m, 6m

Temperature

USGS: 2m, 10m, 33m

CU: Vaisala: 2m, 8m, 21m

TC: 0.49m, 0.96m, 1.46m, 2m, 4m, 6m, 8m, 10m, 13m, 16m, 19m, 22m

NCAR s1: Vaisala: 1m, 6m, Sonic: 1m, 3m, 6m

NCAR s2: Vaisala: 1m, 3m, 6m, 10m, Sonic: 1m, 6m, 10m

NCAR s3: Vaisala: 1m, 6m, Sonic: 1m, 3m, 6m

Wind direction and speed (Handar, unless specified)

USGS: 1m, 2m (sonic), 3m, 6m, 10m, 33m (sonic)

CU: 1m (sonic), 2.5m (sonic), 6m, 9m, 16m (RM Young), 21.5m (sonic),

25.5 m (RM Young)

NCAR s1: 1m , 3m, 6m (all sonic)

NCAR s2: 1m, 6m, 10m (all sonic)

NCAR s3: 1m, 3m, 6m (all sonic)

Humidity:

USGS: 2m, 10m, 33m (Vaisala), 1m, 3m, 6m, 10m, 33m (Licor)

Could have more from north tower (1m, 6m) and south tower (1m, 6m) from

Licor

CU: 2m, 8m, 21.5m (Vaisala)

NCAR s1: 1m, 6m (Vaisala)

NCAR s2: 1m, 3m, 6m, 10m (Vaisala)

NCAR s3: 1m, 6m (Vaisala)

CO2 flux

USGS: 2m? 33m No data yet

CU: 2.5m? 21.5m

3-D sonic

USGS: 2m? 33m

CU: 2.5m? 21.5m

NCAR s1: 1m, 3m, 6m

NCAR s2: 1m, 6m, 10m

NCAR s3: 1m, 3m, 6m

Available turbulence data: H, LE, U*

CU: 21.5m

Radiation:

USGS: incoming solar at 33m

Net radiation at 33m

CU: incoming and outgoing solar at 25.5m

Incoming and outgoing longwave at 25.5m

Net radiation at 25.5m

Pressure

USGS: surface pressure

CU: pressure at 18m

Leaf wetness

CU

Precipitation

CU

Soil temperature

USGS:

CU: average between 0-10cm

Soil moisture

USGS:

CU

Soil heat flux

USGS:

CU: