NCAR OpenIoTwx

http://cisl-chords.cloud.ucar.edu/measurements/url_create?sensor_id=citznsci000&False=1580.001221&email=kmaull@ucar.edu&api_key=hidden&
Button red 50 Thornton/CO Demo and Development Station (id: 15) (sensor_id: citznsci000) located at CO/thornton/ne
Description: Backyard deployment for test and development
This instrument is designated as: ACTIVE
(If 'INACTIVE', the instrument will not appear in the dashboard.)

Measurements

1090131 measurements were reported.
This instrument is expected to report a measurement every 300 seconds.
The first measurement was measured at 2023-06-19 17:31:38 UTC.
The last measurement is 1 day old. It was measured at 2025-12-05 22:26:44 UTC.

Data Access and Downloads

Data ingest/fetch
Data URLs
Download current day as
GeoJSON, GeoCSV
Instrument Description
SensorML


Plot measurements for the last 1 weeks

Variables

Short Name Name Units Min/Max (Plot) Measured Property  
t1 Temperature degree celsius
degC 		-100.0 / 200.0 Temperature
uvs UVAB count
# 		/ Temperature
pm25standard PM2.5 count
# 		0.0 / Sample
pm100standard PM10 count
# 		0.0 / Sample
pm10standard PM1.0 count
# 		0.0 / Sample
rh1 Humidity percent
% 		0.0 / 100.0 Humidity Value
sp1 Pressure count
# 		0.0 / Air Pressure Value
voc1 VOC (aggregate) count
# 		0.0 / Atmospheric Data
partcount03 Particle Count (3um) count
# 		0.0 / Atmospheric Data
partcount05 Particle Count (5um) count
# 		0.0 / Atmospheric Data
partcount10 Particle Count (10um) count
# 		0.0 / Atmospheric Data
partcount25 Particle Count (25um) count
# 		0.0 / Atmospheric Data
partcount50 Particle Count (50um) count
# 		0.0 / Atmospheric Data
partcount100 Particle Count (100um) count
# 		0.0 / Atmospheric Data
acc precipitation inch of water
inch H2O 		0.0 / Precipitation
iph precipitation rate inches per hour
in/hr 		0.0 / Precipitation
t9 Temperature (ms8607) degree celsius
degC 		-100.0 / 200.0 Temperature
rh9 Humidity (ms8607) percent
% 		0.0 / 100.0 Humidity Value
sp9 Pressure (ms8607) millibar
mbar 		0.0 / 3000.0 Air Pressure Value

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