# Modification of Class E Airspace; Blythe, CA
> **Rule** · Final rule. · Published 2011-11-09 · Effective 2011-12-15 · 76 FR 69608
## Document
- **Document number:** 2011-28931
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 76 FR 69608
- **Publication date:** 2011-11-09
- **Effective date:** 2011-12-15
## Abstract

This action modifies Class E airspace at Blythe, CA, to accommodate aircraft using Area Navigation (RNAV) Global Positioning System (GPS) standard instrument approach procedures at Blythe Airport. This action also corrects geographic coordinates in the regulatory text. This improves the safety and management of Instrument Flight Rules (IFR) operations at the airport.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2011/11/09/2011-28931/modification-of-class-e-airspace-blythe-ca)
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