pH is a measurement of the concentration of hydrogen ions in a solution. pH ranges from acidic to basic on a scale from 0 to 14 with 7 being neutral.
coordinates :
time lat lon
data_product_identifier :
PHWATER_L1
long_name :
pH
precision :
4
standard_name :
sea_water_ph_reported_on_total_scale
units :
1
Array
Chunk
Bytes
245.98 kB
1.52 kB
Shape
(30747,)
(190,)
Count
163 Tasks
162 Chunks
Type
float64
numpy.ndarray
phsen_abcdef_ph_seawater_qc_executed
(time)
uint8
dask.array<chunksize=(190,), meta=np.ndarray>
coordinates :
time lat lon
long_name :
QC Checks Executed
Array
Chunk
Bytes
30.75 kB
190 B
Shape
(30747,)
(190,)
Count
163 Tasks
162 Chunks
Type
uint8
numpy.ndarray
phsen_abcdef_ph_seawater_qc_results
(time)
uint8
dask.array<chunksize=(190,), meta=np.ndarray>
coordinates :
time lat lon
long_name :
QC Checks Results
Array
Chunk
Bytes
30.75 kB
190 B
Shape
(30747,)
(190,)
Count
163 Tasks
162 Chunks
Type
uint8
numpy.ndarray
phsen_thermistor_temperature
(time)
float64
dask.array<chunksize=(190,), meta=np.ndarray>
ancillary_variables :
thermistor_end
comment :
Thermistor Temperature refers to the internal instrument temperature of the pH sensor, as measured by the thermistor (in volts). It is used to determine salinity and temperature dependent molar absorptivities in the seawater sample in order to make an accurate pH estimation.
coordinates :
time lat lon
data_product_identifier :
ABSTHRM_L1
long_name :
Thermistor Temperature at End of Measurement
precision :
4
units :
V
Array
Chunk
Bytes
245.98 kB
1.52 kB
Shape
(30747,)
(190,)
Count
163 Tasks
162 Chunks
Type
float64
numpy.ndarray
port_timestamp
(time)
float64
dask.array<chunksize=(190,), meta=np.ndarray>
comment :
Port timestamp, UTC
long_name :
Port Timestamp, UTC
units :
seconds since 1900-01-01
Array
Chunk
Bytes
245.98 kB
1.52 kB
Shape
(30747,)
(190,)
Count
163 Tasks
162 Chunks
Type
float64
numpy.ndarray
record_time
(time)
float64
dask.array<chunksize=(190,), meta=np.ndarray>
comment :
Time of control record in seconds since January 1, 1904.
coordinates :
time lat lon
long_name :
Record Time, UTC
precision :
0
units :
seconds since 1904-01-01
Array
Chunk
Bytes
245.98 kB
1.52 kB
Shape
(30747,)
(190,)
Count
163 Tasks
162 Chunks
Type
float64
numpy.ndarray
record_type
(time)
float32
dask.array<chunksize=(190,), meta=np.ndarray>
comment :
Record type
coordinates :
time lat lon
long_name :
Record Type
precision :
0
units :
1
Array
Chunk
Bytes
122.99 kB
760 B
Shape
(30747,)
(190,)
Count
163 Tasks
162 Chunks
Type
float32
numpy.ndarray
reference_light_measurements
(time, reference_light_measurements_dim_0)
float32
dask.array<chunksize=(190, 16), meta=np.ndarray>
comment :
Array of reference light measurements
coordinates :
time lat lon
long_name :
Array of Reference Light Measurements
precision :
0
units :
counts
Array
Chunk
Bytes
1.97 MB
12.16 kB
Shape
(30747, 16)
(190, 16)
Count
163 Tasks
162 Chunks
Type
float32
numpy.ndarray
thermistor_end
(time)
float32
dask.array<chunksize=(190,), meta=np.ndarray>
comment :
Thermistor resistivity with a DC volt range of 0 to 5
coordinates :
time lat lon
long_name :
Thermistor Resistivity at End of Measurement
precision :
0
units :
counts
Array
Chunk
Bytes
122.99 kB
760 B
Shape
(30747,)
(190,)
Count
163 Tasks
162 Chunks
Type
float32
numpy.ndarray
thermistor_start
(time)
float32
dask.array<chunksize=(190,), meta=np.ndarray>
comment :
Starting thermistor value
coordinates :
time lat lon
long_name :
Thermistor Resistivity at Start of Measurement
precision :
0
units :
counts
Array
Chunk
Bytes
122.99 kB
760 B
Shape
(30747,)
(190,)
Count
163 Tasks
162 Chunks
Type
float32
numpy.ndarray
voltage_battery
(time)
float32
dask.array<chunksize=(190,), meta=np.ndarray>
comment :
Battery voltage in counts.
coordinates :
time lat lon
long_name :
Voltage Battery
precision :
0
units :
counts
Array
Chunk
Bytes
122.99 kB
760 B
Shape
(30747,)
(190,)
Count
163 Tasks
162 Chunks
Type
float32
numpy.ndarray
Conventions :
CF-1.6
Metadata_Conventions :
Unidata Dataset Discovery v1.0
Notes :
This netCDF product is a copy of the data on the University of Washington AWS Cloud Infrastructure.
Owner :
University of Washington Cabled Array Value Add Team.
cdm_data_type :
Point
collection_method :
recovered_inst
comment :
Some of the metadata of this dataset has been modified to be CF-1.6 compliant.
creator_name :
Ocean Observatories Initiative
creator_url :
http://oceanobservatories.org/
date_created :
2020-11-24T22:27:31.038890
date_downloaded :
2020-11-24T22:25:31.012840
date_modified :
2020-11-24T22:27:31.038893
date_processed :
2020-11-24T22:29:52.349836
featureType :
point
geospatial_lat_max :
44.65828
geospatial_lat_min :
44.65828
geospatial_lat_resolution :
0.1
geospatial_lat_units :
degrees_north
geospatial_lon_max :
-124.0956
geospatial_lon_min :
-124.0956
geospatial_lon_resolution :
0.1
geospatial_lon_units :
degrees_east
geospatial_vertical_positive :
down
geospatial_vertical_resolution :
0.1
geospatial_vertical_units :
meters
history :
2020-11-24T22:27:31.038850 generated from Stream Engine