Sioux Falls, SD Noise Ordinances: Aircraft Noise (2026)
Key Facts
- NLR requirement
- At least 10 dbl reduction
- Target indoor level
- 55 dbl to 45 dbl
- Residential permits
- Avigation easement required
- Governs
- Approach, transition, conical, noise-exposure zones
Summary
Land near Sioux Falls Regional Airport falls under a noise and safety overlay requiring sound-reduction construction and avigation easements.
The airport influence overlay district is composed of lands located within an area affected by noise or safety hazards associated with aircraft operations at the Sioux Falls Regional Airport... With zoning permit for any school, hospital, or places of worship, property owners shall provide Noise Level Reduction (NLR) of at least ten dbl over standard construction practices (reducing to 55 dbl to 45 dbl).
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: 2026 S-135: Current through local ordinance 54-26, passed 7-14-2026).
Full Breakdown
Sioux Falls zones an Airport Influence Overlay District covering the approach, transition, conical and noise-exposure zones around the Sioux Falls Regional Airport. A zoning permit for a school, hospital, or place of worship in the overlay must include Noise Level Reduction (NLR) of at least 10 dbl over standard construction, cutting outdoor-to-indoor sound to 55-45 dbl. Residential zoning permits require an avigation easement acknowledging aircraft noise and vibration, and NLR is recommended for future residents. Commercial/industrial permits need written proof from the Airport Authority that occupancy meets FAA rules.
Violations & Fines
Noncompliant zoning or building permits in the overlay go to Planning Commission review; the district conditions attach to plat approval if not met by the permit's effective date.
Frequently Asked Questions
Does Sioux Falls limit aircraft noise directly?
Who reviews a permit that doesn't meet the overlay standards?
Sources & Official References
Other rules in Sioux Falls
Compare Sioux Falls to another location·View the South Dakota noise ordinances overview
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