The Ozone observing network includes several measurement programs:

Yellow markers indicate discontinued sites

52 sites in 15 countries

Click on heading title to sort on that column.
Code Name Country Latitude Longitude Elevation (meters) Time from GMT Project
AAO* Airborne Aerosol Observatory, Bondville, Illinois United States 40.050 -88.370 230.0 -6 hours Ozone Airborne*
ARH Arrival Heights, Antarctica New Zealand -77.833 166.200 184.0 -11 hours Surface Ozone
BAO* Boulder Atmospheric Observatory, Colorado United States 40.050 -105.004 1584.0 -7 hours Surface Ozone*
BGI* Bradgate, Iowa United States 42.820 -94.410 355.1 -6 hours Ozone Airborne*
BIS Bismarck, North Dakota United States 46.772 -100.760 511.0 -6 hours Dobson Total Ozone
BLD Boulder, Colorado United States 39.991 -105.261 1628.0 -7 hours Dobson Total Ozone
Dobson Umkehr Ozone
BMW Tudor Hill, Bermuda United Kingdom 32.265 -64.879 30.0 -4 hours Surface Ozone
BNA Nashville, Tennessee United States 36.247 -86.562 182.0 -6 hours Dobson Total Ozone
BNE* Beaver Crossing, Nebraska United States 40.800 -97.180 465.9 -6 hours Ozone Airborne*
BOS Table Mountain United States 40.125 -105.237 1689.0 -7 hours Surface Ozone
BRW Barrow Atmospheric Baseline Observatory United States 71.323 -156.611 11.0 -9 hours Surface Ozone
Dobson Total Ozone
CAR* Briggsdale, Colorado United States 40.635 -104.327 1488.0 -7 hours Ozone Airborne*
CBM Caribou, Maine United States 46.868 -68.013 191.0 -5 hours Dobson Total Ozone
CMA* Offshore Cape May, New Jersey United States 38.830 -74.320 0.0 -5 hours Ozone Airborne*
ESP* Estevan Point, British Columbia Canada 49.383 -126.544 7.0 -8 hours Ozone Airborne*
EUR Eureka, Nunavut Canada 79.983 -85.950 0.0 -4 hours Surface Ozone
FBK Fairbanks, Alaska United States 64.860 -147.850 133.0 -9 hours Dobson Total Ozone
Dobson Umkehr Ozone
FWI* Fairchild, Wisconsin United States 44.660 -90.960 334.3 -6 hours Ozone Airborne*
HIH Hilo, Hawaii United States 19.717 -155.049 11.0 -10 hours Water Vapor Profiles
Ozonesonde
HIL* Homer, Illinois United States 40.070 -87.910 201.5 -6 hours Ozone Airborne*
HNX Hanford, California United States 36.314 -119.632 73.0 -8 hours Dobson Total Ozone
HUA* Huancayo Peru -12.050 -75.320 0.0 +5 hours Dobson Total Ozone*
HVA* Huntsville, Alabama United States 34.720 -86.640 0.0 +5 hours Ozonesonde*
ICE* Storhofdi, Vestmannaeyjar Iceland 63.400 -20.288 118.0 +0 hours Surface Ozone*
LAU Lauder New Zealand -45.040 169.680 370.0 +12 hours Surface Ozone
Dobson Total Ozone
Water Vapor Profiles
Ozonesonde
Dobson Umkehr Ozone
MBO Mt. Bachelor Observatory United States 43.977 -121.686 2731.0 -8 hours Surface Ozone
MFS Marshall Field Site, Boulder, Colorado United States 39.949 -105.197 1743.0 -7 hours Water Vapor Profiles
Ozonesonde
MLO Mauna Loa, Hawaii United States 19.536 -155.576 3397.0 -10 hours Surface Ozone
Dobson Total Ozone
Dobson Umkehr Ozone
MPO Marcapomacocha Peru -11.400 -76.320 4500.0 -5 hours Dobson Total Ozone
NHA* Offshore Portsmouth, New Hampshire (Isles of Shoals) United States 42.950 -70.630 0.0 -5 hours Ozone Airborne*
NRI* Narragansett, Rhode Island United States 41.490 -71.420 21.0 -5 hours Ozonesonde*
NWR Niwot Ridge, Colorado United States 40.053 -105.586 3523.0 -7 hours Surface Ozone
OHP Haute Provence France 43.917 5.750 580.0 +1 hours Dobson Total Ozone
Dobson Umkehr Ozone
OIL* Oglesby, Illinois United States 41.280 -88.940 192.6 -6 hours Ozone Airborne*
PCO* Pico, Azores Portugal 38.470 -28.400 2225.0 -1 hours Surface Ozone*
PTH Perth Australia -31.917 115.967 5.0 +8 hours Dobson Total Ozone
Dobson Umkehr Ozone
RPB Ragged Point Barbados 13.165 -59.432 15.0 -4 hours Surface Ozone
SCA* Offshore Charleston, South Carolina United States 32.770 -79.550 0.0 -5 hours Ozone Airborne*
SGP* Southern Great Plains, Oklahoma United States 36.607 -97.489 314.0 -6 hours Ozone Airborne*
SMO Tutuila American Samoa -14.247 -170.564 42.0 -11 hours Surface Ozone*
Dobson Total Ozone
Ozonesonde
SPO South Pole, Antarctica United States -89.980 -24.800 2810.0 +12 hours Surface Ozone
Dobson Total Ozone
Ozonesonde
SUM Summit Greenland 72.596 -38.422 3209.5 -2 hours Surface Ozone
Ozonesonde*
SUV Suva Fiji -18.000 178.000 0.0 +12 hours Ozonesonde
TAL* Tallahassee, Florida United States 30.430 -84.330 53.0 -5 hours Dobson Total Ozone*
THD Trinidad Head, California United States 41.054 -124.151 107.0 -8 hours Surface Ozone
Ozonesonde
Ozone Airborne*
TIK Hydrometeorological Observatory of Tiksi Russia 71.597 128.889 19.0 +9 hours Surface Ozone
TUN Tundra Lab, Niwot Ridge, Colorado United States 40.054 -105.589 3538.0 +0 hours Surface Ozone
ULB* Ulaanbaatar Mongolia 47.400 106.000 1350.0 +8 hours Ozone Airborne*
WAI Wallops Island, Virginia United States 37.860 -75.510 13.0 -5 hours Dobson Total Ozone
WBI* West Branch, Iowa United States 41.725 -91.353 241.7 -6 hours Ozone Airborne*
WKT* Moody, Texas United States 31.315 -97.327 251.0 -6 hours Surface Ozone*
WVR Weaverville, California United States 40.731 -122.942 613.0 -8 hours Surface Ozone
* - Indicates discontinued site or project