Ozone

Ozone Dobson (D042) at Cape Matatula, Samoa, United States

Site (station location)
Cape Matatula, Samoa, United States
Instrument Type
Dobson
Parameter
Ozone
Model
D042
Instrument Status
Active
Periods of Activity
1975
–present
Cooperating Institutions
NOAA/ESRL
Data Link
Ames
Metadata File
https://www-air.larc.nasa.gov/pub/NDACC/PUBLIC/meta/dobson/Samoa_dob_mv_2023.pdf
M&A Directory Entry

G. McConville (NOAA/ESRL) — Daily Dobson #042 observations beginning December 1975.

Ozone Sonde (ECC) at Natal, Brazil

Site (station location)
Natal, Brazil
Instrument Type
Sonde
Parameter
Ozone
Model
ECC
Instrument Status
Active
Periods of Activity
2000
–present
Cooperating Institutions
INPE
GSFC
WFF
Data Link
Ames
Metadata File
https://www-air.larc.nasa.gov/pub/NDACC/PUBLIC/meta/o3sonde/Natal_o3snd_rms_2025.pdf
M&A Directory Entry

R. Stauffer (PI), D. Kollonige, and A. Thompson (NASA/GSFC), F. Raimundo da Silva (INPE) – Weekly launches of ECC ozonesondes with attached radiosondes. The program began in 1978 with data originally archived at NDACC beginning in 2000 under previous PI Schmidlin (NASA/WFF). 

Aerosol, Ozone, Temperature Lidar (Rayleigh/Raman/DIAL) at Mauna Loa, HI, United States

Site (station location)
Mauna Loa, HI, United States
Instrument Type
Lidar
Parameter
Aerosol
Ozone
Temperature
Model
Rayleigh/ Raman/ DIAL
Instrument Status
Active
Periods of Activity
1993
–present
Cooperating Institutions
JPL
Data Link
Ames
HDF
Metadata File
https://www-air.larc.nasa.gov/pub/NDACC/PUBLIC/meta/lidar/MLO_aot_ldr_jpl_2025.pdf
M&A Directory Entry

T. Leblanc (JPL) — Multi-wavelength system deployed in July 1993. Data up to Dec. 2013 archived under previous PI (McDermid).

Ozone Microwave Radiometer () at Mauna Loa, HI, United States

Site (station location)
Mauna Loa, HI, United States
Instrument Type
Microwave Radiometer
Parameter
Ozone
Instrument Status
Active
Periods of Activity
1995
–present
Cooperating Institutions
NRL
BC Consulting
U. MA
Data Link
Ames
HDF
Metadata File
https://www-air.larc.nasa.gov/pub/NDACC/PUBLIC/meta/mwave/MLO_Lauder_o3_mwv_gn_2024.pdf
M&A Directory Entry

G. Nedoluha and R. M. Gomez (NRL), A. Parrish (U. MA) and I. S. Boyd (BC Consulting) — One of two Millitech-built systems; installed in 1995 following testing and intercomparisons at Table Mountain Facility (34.4˚N, 117.7˚W). Participated in intercomparison at Mauna Loa in July 1995. Retrieving profiles from 20 to 64 km from July 1995 to April 1996 and from August 1996 to May 2015. Measurements (20 – 72 km) with a new instrument began in 2016.

Ozone Dobson (D076) at Mauna Loa, HI, United States

Site (station location)
Mauna Loa, HI, United States
Instrument Type
Dobson
Parameter
Ozone
Model
D076
Instrument Status
Active
Periods of Activity
1963
–present
Cooperating Institutions
NOAA/ESRL
Data Link
Ames
HDF
Metadata File
https://www-air.larc.nasa.gov/pub/NDACC/PUBLIC/meta/dobson/MLO_dob_mv_2023.pdf
M&A Directory Entry

G. McConville (NOAA/ESRL) — Daily Dobson #076 observations beginning December 1963, with about 20 Umkehr retrievals per month.

Ozone Sonde (ECC-6a) at Paramaribo, Suriname

Site (station location)
Paramaribo, Suriname
Instrument Type
Sonde
Parameter
Ozone
Model
ECC-6a
Instrument Status
Active
Periods of Activity
1999
–present
Cooperating Institutions
Met Service, Paramaribo
KNMI
Data Link
Ames
Metadata File
https://www-air.larc.nasa.gov/pub/NDACC/PUBLIC/meta/o3sonde/Paramaribo_o3snd_ap_2025.pdf
M&A Directory Entry

A. Piters and I. Nedeljkovic (KNMI) — Weekly balloon sondes launched year-round since September 1999, measuring profiles of ozone (ECC-6a cell), temperature, pressure, humidity, and wind (using GPS).

Ozone Brewer (MkIII, B159) at Paramaribo, Suriname

Site (station location)
Paramaribo, Suriname
Instrument Type
Brewer
Parameter
Ozone
Model
MkIII, B159
Instrument Status
Active
Periods of Activity
1999
–2021
2024
–present
Cooperating Institutions
Met Service, Paramaribo
KNMI
Data Link
Ames
Metadata File
https://www-air.larc.nasa.gov/pub/NDACC/PUBLIC/meta/brewer/Paramaribo_brw_ap_2025.pdf
M&A Directory Entry

A. Piters and I. Nedeljkovic (KNMI) — Continuous observations of total ozone and the UV spectrum, complemented by Umkehr zenith sky observations at dusk and dawn, have been made using a Brewer MkIII (#159) since April 1999.   The Brewer was temporarily out of
order from Sept 2021 to August 2024.

Ozone Sonde (ECC) at Hilo, HI, United States

Site (station location)
Hilo, HI, United States
Instrument Type
Sonde
Parameter
Ozone
Model
ECC
Instrument Status
Active
Periods of Activity
1991
–present
Cooperating Institutions
NOAA/ESRL
Data Link
Ames
Metadata File
https://www-air.larc.nasa.gov/pub/NDACC/PUBLIC/meta/o3sonde/Boulder_Hilo_SPole_Samoa_o3snd_pc_2025.pdf
M&A Directory Entry

B. Johnson and S. Oltmans (NOAA/ESRL) — Weekly soundings since 1982. NDACC data archived since 1991.

Ozone Sonde (ECC) at Izaña, Tenerife, Spain

Site (station location)
Izaña, Tenerife, Spain
Instrument Type
Sonde
Parameter
Ozone
Model
ECC
Instrument Status
Active
Periods of Activity
1992
–present
Cooperating Institutions
AEMET
Data Link
Ames
Metadata File
https://www-air.larc.nasa.gov/pub/NDACC/PUBLIC/meta/o3sonde/Izana_o3snd_ct_2025.pdf
M&A Directory Entry

N. Prats and C. Torres (AEMET) — Weekly ECC sondes since November 1992 for profile measurements from 0 to 34 km. More frequent launches have occurred during specific campaigns.

Ozone Brewer (MarkII/B157) at Izaña, Tenerife, Spain

Site (station location)
Izaña, Tenerife, Spain
Instrument Type
Brewer
Parameter
Ozone
Model
MarkII, B157
Instrument Status
Active
Periods of Activity
1991
–present
Cooperating Institutions
AEMET
Data Link
Ames
Metadata File
https://www-air.larc.nasa.gov/pub/NDACC/PUBLIC/meta/brewer/Izana_brw_ar_2019.pdf
M&A Directory Entry

A. Redondas and E. Cuevas (AEMET) — Brewer measurements initiated in May 1991 using a Mark II single monochromator. Replaced with a double Brewer #157 in July 1998.

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