Ottawa · OK
What is the county for Ottawa · OK?
For Ottawa · OK, county is Ottawa; state is OK; iecc 2021 climate zone is 4; moisture regime is A; building america climate zone is Mixed‐Humid, recorded from its source on 2026-08-19.
OK Ottawa Mixed‐Humid 3→4 A
— osti.gov, retrieved 2026-08-19
- County
- Ottawa verified
- State
- OK our reading
- IECC 2021 climate zone
- 4 verified
- Moisture regime
- A verified
- Building America climate zone
- Mixed‐Humid verified
- Changed from pre-2021 IECC
- 3→4 verified
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
Source
- osti.govhttps://www.osti.gov/servlets/purl/1893981