Bolthole Index

Platte County, Missouri

Zoning, building permits and septic rules in Village of Ridgely, Missouri

Village of Ridgely is a village in Platte County, Missouri. Septic permits inside Village of Ridgely come from the county and state together. 4 rules below are quoted from official sources and independently re-checked, most recently on November 5, 2026. Rules for unincorporated land are on the Platte County page.

Answers from the rulebook for Village of Ridgely

Rules another office applies inside Village of Ridgely

Village of Ridgely does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.

  • Who permits septicMixed (with conditions)

    Onsite wastewater systems inside Ridgely village limits, subject to the applicable state or local permitting jurisdiction.

    • DHSS or a local onsite wastewater authority has jurisdiction over individual subsurface systems serving a single-family residence, individual lagoons serving no more than a single-family residence, and qualifying cluster or centralized systems with subsurface dispersal and maximum daily domestic flows of 3,000 gpd or less.
    • Lagoons serving anything other than a single-family residence fall under DNR jurisdiction.
    • The applicable permitting authority must be determined for the location; incorporated areas may be deferred to DHSS.

    maximum daily flow: <= 3000 gpd (For listed cluster or centralized systems with subsurface soil dispersal.)

    “Different state and local agencies have responsibility for regulating various wastewater treatment systems”
  • Septic permitLimited

    Installation or repair of most onsite wastewater treatment systems inside Ridgely village limits.

    • Some single-family residential lots may be exempt from permitting.
    • Work should not begin until a permit is issued or an exemption is confirmed by the appropriate permitting authority.
    • The state page directs users to determine the agency with permitting authority at the work location.
    “A construction permit is required before installing or repairing most onsite wastewater treatment systems (OWTS).”
  • Well permitLimited

    Water-well construction inside Ridgely village limits.

    • The permit described is required for well drillers and pump installers who charge for their services.
    • Landowners drilling their own well or installing their own pump are exempt from permit requirements but must comply with all other rule provisions.
    “Well drillers and pump installers who charge for their services must have a permit to construct a well.”
  • Subdividing landRegulated (with conditions)

    A proposed subdivision inside Ridgely village limits that proposes seven or more lots, each under five acres, served by individual onsite wastewater treatment systems.

    • The requirement concerns approval of the method of wastewater treatment under the Residential Housing Development Rule.
    • It applies when the developer proposes seven or more lots, each less than five acres, using individual onsite wastewater treatment systems.

    number of proposed lots: >= 7 lots (Each lot must be less than five acres and use individual onsite wastewater treatment systems.) · lot area: < 5 acres (Applies to each proposed lot.)

    “new subdivisions need to receive written approval from MoDNR for the method of wastewater treatment when a developer proposes seven or more lots”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Village of Ridgely or Platte County directly.

  • Building permit — Residential building work inside Ridgely village limits.
  • Owner-builder exemption — Owner-built dwellings inside Ridgely village limits.
  • Building code adopted — Building construction inside Ridgely village limits.
  • Inspections — Building inspections for construction inside Ridgely village limits.
  • Certificate of occupancy — New or altered buildings inside Ridgely village limits.
20 more unanswered
  • Local zoning
  • Zoning districts
  • Minimum dwelling size
  • Minimum lot size
  • Setbacks
  • Lot coverage
  • Building height
  • Living in an RV
  • Camping on your land
  • Tiny homes
  • Manufactured homes
  • Accessory dwellings
  • Septic inspection
  • Mandatory utility hookup
  • Agricultural exemption
  • Driveway access
  • Building in a floodplain
  • Short-term rentals
  • Permit fees
  • Permit process

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 Village of Ridgely publishes no rule on the point, not that none exists. Platte County’s page lists the county offices to call.

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