| 측정소 | 데이터시간 | 미세먼지 | 초미세먼지 | 이산화탄소 | 오존 | 이산화황 | 이산화질소 |
| 삼기면 | 2026-03-18 01:00:00 | 61.0㎍/㎥ (2) | 50.0㎍/㎥ (2) | 0.4ppm (1) | 0.026ppm (1) | 0.003ppm (1) | 0.01ppm (1) |
| 삼남읍 | 2026-03-18 01:00:00 | 38.0㎍/㎥ (2) | 29.0㎍/㎥ (2) | 0.4ppm (1) | 0.022ppm (1) | 0.002ppm (1) | 0.014ppm (1) |
| 삼락동 | 2026-03-18 01:00:00 | 26.0㎍/㎥ (1) | 21.0㎍/㎥ (2) | 0.5ppm (1) | 0.017ppm (1) | 0.003ppm (1) | 0.028ppm (1) |
| 삼방동 | 2026-03-18 01:00:00 | 19.0㎍/㎥ (1) | 13.0㎍/㎥ (1) | 0.3ppm (1) | 0.03ppm (1) | 0.003ppm (1) | 0.012ppm (1) |
| 삼산 | 2026-03-18 01:00:00 | 75.0㎍/㎥ (2) | 52.0㎍/㎥ (3) | 0.6ppm (1) | 0.022ppm (1) | 0.004ppm (1) | 0.042ppm (2) |
| 삼산동 | 2026-03-18 01:00:00 | 36.0㎍/㎥ (2) | 26.0㎍/㎥ (2) | 0.6ppm (1) | 0.022ppm (1) | 0.002ppm (1) | 0.028ppm (1) |
| 삼일동 | 2026-03-18 01:00:00 | 21.0㎍/㎥ (1) | 19.0㎍/㎥ (1) | 0.6ppm (1) | 0.027ppm (1) | 0.003ppm (1) | 0.015ppm (1) |
| 삼진로 | 2026-03-18 01:00:00 | 29.0㎍/㎥ (1) | 23.0㎍/㎥ (2) | 0.4ppm (1) | 0.025ppm (1) | 0.002ppm (1) | 0.012ppm (1) |
| 삼척항 | 2026-03-18 01:00:00 | 64.0㎍/㎥ (2) | 42.0㎍/㎥ (3) | 0.5ppm (1) | 0.031ppm (2) | 0.002ppm (1) | 0.011ppm (1) |
| 삼천동 | 2026-03-18 01:00:00 | 51.0㎍/㎥ (2) | 32.0㎍/㎥ (2) | 0.4ppm (1) | 0.03ppm (2) | 0.003ppm (1) | 0.008ppm (1) |