# Revision of Class E Airspace; Ponca City, OK
> **Rule** · Direct final rule; confirmation of effective date. · Published 1997-08-26 · Effective 1997-09-11 · 62 FR 45155
## Document
- **Document number:** 97-22505
- **Category:** airspace
- **Type:** Rule
- **Action:** Direct final rule; confirmation of effective date.
- **Citation:** 62 FR 45155
- **Publication date:** 1997-08-26
- **Effective date:** 1997-09-11
- **FAA docket:** Airspace Docket No. 97-ASW-06
## Abstract

This action confirms the effective date of a direct final rule which revises the Class E surface airspace at Ponca City, OK. Communication capability and weather observations exist continuously for terminal instrument operations at Ponca City Municipal Airport. Therefore, Class E surface airspace should be continuous rather than designated as part-time Class E surface airspace. The direct final rule is intended to revise Class E surface airspace to provide controlled airspace for continuous terminal instrument operations at Ponca City Municipal Airport, Ponca City, OK.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/1997/08/26/97-22505/revision-of-class-e-airspace-ponca-city-ok)
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