Real-Time Measurements from the Department of Atmospheric Sciences at the University of North Dakota

http://3.89.34.59/measurements/url_create?instrument_id=19&cpc_counts=0.11&cpc_concen=0.07&cpc_flow=1.0&cpc_analog1=0.0&cpc_analog2=0.0cpc_error=10%0D&at=2026-07-16T19:11:38&email=chords.und.mettrailer@gmail.com&api_key=hidden
Clifford Hall - CPC (id: 19) (sensor_id: n/a) located at Clifford Hall Lab 423
Description: Concentration Particle Counter
This instrument is designated as: ACTIVE
(If 'INACTIVE', the instrument will not appear in the dashboard.)

Measurements

1422431 measurements were reported.
This instrument is expected to report a measurement every 60 seconds.
The first measurement was measured at 2021-12-18 16:25:14 UTC.
The last measurement is about 2 months old. It was measured at 2026-07-16 19:11:38 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

Data Start Time: Data End Time:


Variables

Short Name Name Units Min/Max (Plot) Measured Property  
cpc_counts Particle Counts count
# 		/ Weather Data
cpc_concen Concentration cubic centimeter
cc 		/ Concentration
cpc_flow Flow Rate liters per minute
L/min 		/ Velocity
cpc_analog1 Analog 1 volts
V 		/ Weather Data
cpc_analog2 Analog 2 volts
V 		/ Weather Data
cpc_error Error count
# 		/ Error Range

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