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Loudoun County, VA Water Use Rules: Recycled Water Rules (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Governing section
Zoning Ordinance § 4.04.22.C.3
Applies to
Vehicle Wholesale Auction use only
Minimum lot size
20 acres
Operating hours
8 a.m.–6 p.m., weekdays only
Outdoor storage setback
100 feet from right-of-way
First-offense civil penalty
$200, then $500 per day
Applies only in
Unincorporated Loudoun County

Summary

In unincorporated Loudoun County, a Vehicle Wholesale Auction site must wash any vehicles on-site with recycled water rather than potable water, one of eight Site Development Criteria in Zoning Ordinance Section 4.04.22. The use also requires a 20-acre minimum lot, public sewer service, and operating hours limited to 8 a.m. to 6 p.m. on weekdays only.

These county ordinances apply to unincorporated areas of Loudoun County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

Car washing associated with the use must use recycled water.

Full Breakdown

22 governs Vehicle Wholesale Auctions: commercial lots where inventory vehicles are bought and sold at auction to licensed dealers and wholesalers rather than the public. C impose eight specific standards, the third of which is the recycled-water mandate: car washing associated with the use must use recycled water. on weekdays, with no Saturday or Sunday operation. B additionally require a minimum 20-acre lot fronting a public road capable of handling auction traffic, and the site must be served by public sewer. Compliance is verified at Site Plan review by the Department of Building and Development, and the recycled-water system serving the wash bay must be documented on the approved plan before a Zoning Permit issues.

The rule applies only within unincorporated Loudoun County; it has no bearing on car washes, dealerships, or repair shops operating under the separate codes of Leesburg, Purcellville, Hamilton, Middleburg, Round Hill, Hillsboro, or Lovettsville.

Violations & Fines

Operating a Vehicle Wholesale Auction that washes vehicles with potable water instead of recycled water is a Zoning Ordinance violation under the general enforcement scheme of Section 10.13. The Zoning Administrator issues a notice specifying a cure period; if uncorrected, civil penalties of $200 for the first offense and $500 for each subsequent day apply, capped at $5,000 per set of facts (Code of Virginia § 15.2-2286), after which the county may pursue criminal misdemeanor charges. Owners may appeal to the Board of Zoning Appeals under Section 10.14.

Frequently Asked Questions

Does every car wash in Loudoun County have to use recycled water?
No. The requirement in Zoning Ordinance Section 4.04.22.C.3 applies only to car washing conducted as part of a Vehicle Wholesale Auction, a narrow commercial use limited to auction sites of at least 20 acres. General retail car washes, gas station washes, and dealership wash bays elsewhere in the county are not covered by this section.
Why does the ordinance single out vehicle auctions for recycled water?
Vehicle Wholesale Auctions process high volumes of inventory vehicles before resale, and the Site Development Criteria in Section 4.04.22.C pair the recycled-water rule with a mandatory public sewer connection, a 100-foot outdoor storage setback, and a ban on storing inoperable vehicles, treating wastewater and storage impacts as a package.
What happens if an auction site is caught using potable water?
The Zoning Administrator can issue a notice of violation under Section 10.13, giving the operator a set period to correct it. An uncorrected violation carries a $200 civil penalty for the first offense and $500 for each following day, capped at $5,000, before criminal misdemeanor charges become available.
Does this rule apply inside Leesburg or the other towns?
No. The Loudoun County Zoning Ordinance governs only the unincorporated county. Leesburg, Purcellville, Hamilton, Middleburg, Round Hill, Hillsboro, and Lovettsville each administer their own town zoning code and would need their own provision to impose a similar recycled-water requirement.

Sources & Official References

Other rules in Loudoun County

All Loudoun County rules

Compare Loudoun County to another location·View the Virginia water use rules overview

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