# Establishment of Class E Airspace; Nucla, CO
> **Rule** · Final rule. · Published 2007-02-23 · Effective 2007-05-10 · 72 FR 8100
## Document
- **Document number:** E7-3052
- **Category:** airspace
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 72 FR 8100
- **Publication date:** 2007-02-23
- **Effective date:** 2007-05-10
- **FAA docket:** Docket No. FAA-2006-24826
## Abstract

This action will establish the Class E airspace at Nucla, CO. Additional Class E airspace is necessary to accommodate aircraft using a new Area Navigation (RNAV) Global Positioning System (GPS) Standard Instrument Approach Procedure (SIAP) at Hopkins Field. This will improve the safety of Instrument Flight Rules (IFR) aircraft executing the new RNAV GPS SIAP at Hopkins Field, Nucla, CO.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2007/02/23/E7-3052/establishment-of-class-e-airspace-nucla-co)
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