Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Summary of the observed and modeled DM8HR O3 mixing ratios in MWS.
| Event criteria (ppb) | Number of occurrences (site-day) |
|---|---|
| MD8HR O3 ≥ 70 (observed) | 803 |
| Simulated difference (NLDN - Base) ≥ 15 | 12 |
| Simulated difference ≥ 10 | 288 |
| Simulated difference ≥ 5 | 2494 |
| Maximum simulated difference: 17 | 1 |
