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LOS Analyzer

Tank stack · 2026

Schofield - Elevated Water Tank

Schofield Barracks, Oahu, HI · near Wheeler Aaf (4.2 mi)

Determination of no hazardDetermined - No Hazard114 ft AGL

What this outcome means

The FAA studied the proposal and concluded it would not be a hazard to air navigation. A no-hazard determination is not permanent — it carries an expiration date, and if the structure is not built by then the case has to be re-filed.

The proposal, in the filer's words

"Proposal for a 104ft potable water storage tank near Wheeler Army Airfield. The water tank is currently in concept design and the applicant is seeking a determination in regards to the Obstruction Evaluation/Airport Airspace Analysis (OE/AAA). The elevated tank will store of 500 000 gallons of water. The tank is expected to be 104ft plus a 10ft radio antenna for a total height of 114ft above ground level. Ground level at the proposed tank location is approximately 1 221'."

Filing details

Case number (ASN)
2026-AWP-12556-OE
Structure
Schofield - Elevated Water Tank
Type
Water_system
Category
Tank stack
Height above ground
114 ft
Height above sea level
1,335 ft
Site elevation
1,221 ft
Notice of
New Construction
Duration
Permanent
Marking & lighting
Red lights

Timeline

Filed
June 24, 2026
Determined
July 15, 2026
Determination expires
January 15, 2028

A determination that lapses before the structure is built has to be re-filed. The FAA does not send a reminder.

Who filed it

Sponsor
USACE Honolulu District
Representative
Coffman Engineers

Names are shown as they appear in the FAA's public record. How we handle names

Location

Coordinates
21.486822, -158.103359
Degrees / minutes / seconds
21°29'12.6"N 158°06'12.1"W
County
Honolulu

Other filings within 5 miles

Organisation-sponsored 2026 filings whose coordinates sit near this one.

See every 2026 filing near Wheeler Aaf →

About this record

This page is a readable copy of a public record published by the FAA's Obstruction Evaluation / Airport Airspace Analysis system. It is not the official record and may lag it. For the authoritative case status, search this ASN at the FAA's OE/AAA portal. If something here is wrong, email support@idea-engine.studio and we will correct it.

Source: FAA Obstruction Evaluation / Airport Airspace Analysis (OE/AAA) public archive (oeaaa.faa.gov), data as of September 12, 2026. Compiled by LOS Analyzer (Idea Engine LLC). This is not an official FAA record or an FAA determination; the FAA's portal is authoritative. LOS Analyzer is not affiliated with or endorsed by the FAA.

Screening a structure of your own?

Check Part 77 and the tower's line of sight before you file

LOS Analyzer screens a proposed structure against FAA Part 77 surfaces and the control tower's sightline to the runway, terrain-aware, in minutes. It is a preliminary screening — not an FAA determination and not a substitute for a licensed engineering review.