Iron County, Missouri
Annapolis is a city in Iron County, Missouri. 3 rules below are quoted from official sources and independently re-checked, most recently on November 5, 2026. Rules for unincorporated land are on the Iron County page.
Annapolis does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Installation or repair of most onsite wastewater treatment systems in Missouri, including an onsite system proposed inside Annapolis city limits where such a system is used.
“required before installing or repairing most onsite wastewater treatment systems”
A subdivision, mobile-home park, or campground inside Annapolis city limits if onsite wastewater treatment systems are planned.
“DNR must approve subdivisions, mobile home parks and campgrounds if the use of OWTS is planned. Developers as well as property owners in unapproved developments should contact DNR regarding their residential housing unit requirements.”
The OWTS construction-permit process for a proposed onsite system inside Annapolis city limits.
“The application process varies by permitting authority.”
We looked and could not find an official answer yet. Silence is not permission; ask Annapolis or Iron County directly.
Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.
Unanswered questions are usually a sign that Annapolis publishes no rule on the point, not that none exists. Iron County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Annapolis means bringing your own water and power. The kit we’d start with:
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