Tab. XIII.21 Stations with the highest values of annual averages
of SO2 concentrations at rural stations
| KMPL | Locality | District | Owner | Measuring method | Classification | Annual concentration [µg.m‑3] |
| ULOMA | Lom | Most | ČHMÚ | UVFL | B/R/IN-NCI | 10.6 |
| UKRUA | Krupka | Teplice | ČHMÚ | UVFL | B/R/N-NCI | 9.6 |
| TVERA | Věřňovice | Karviná | ČHMÚ,MSK | UVFL | B/R/AI-NCI | 9.4 |
| UMEDA | Měděnec | Chomutov | ČHMÚ | UVFL | B/R/ANI-NCI | 8.1 |
| USNZA | Sněžník | Děčín | ČHMÚ | UVFL | B/R/N-REG | 8.1 |
| TSTDA | Studénka | Nový Jičín | ČHMÚ | UVFL | B/R/A-NCI | 6.3 |
| BMISA | Mikulov-Sedlec | Břeclav | ČHMÚ | UVFL | B/R/A-REG | 4.5 |
| UTUSA | Tušimice | Chomutov | ČHMÚ | UVFL | B/R/IA-NCI | 4.3 |
| LFRUA | Frýdlant-Údolí | Liberec | ČHMÚ | UVFL | B/R/AN-NCI | 3.6 |
| PKUJA | Kamenný Újezd | Rokycany | ČHMÚ | UVFL | B/R/NA-NCI | 3.5 |
| TBKRA | Bílý Kříž | Frýdek-Místek | ČHMÚ | UVFL | B/R/N-REG | 2.9 |
| MJESA | Jeseník-lázně | Jeseník | ČHMÚ | UVFL | B/R/N-NCI | 2.7 |
| KPRBA | Přebuz | Sokolov | ČHMÚ | UVFL | B/R/AN-REG | 2.5 |
| CCHUA | Churáňov | Prachatice | ČHMÚ | UVFL | B/R/N-REG | 2.1 |
| JKOSA | Košetice | Pelhřimov | ČHMÚ | UVFL | B/R/AN-REG | 1.8 |