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Greenville, NC Environmental Rules: Stormwater Management (2026)

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

Key Facts

Rate basis
2,000 sq ft impervious surface = 1 rate unit
Residential cap
4 Equivalent Rate Units
Exemption threshold
Under 200 sq ft impervious surface
Delinquency trigger
60 days unpaid
Appeal deadline
60 days from billing
Fund
Stormwater Management Enterprise Fund

Summary

Greenville runs its stormwater program as a self-supporting utility billed on impervious surface, not general taxes. Every developed parcel, residential or commercial, is charged by the Equivalent Rate Unit, defined as each 2,000 square feet of impervious surface, and small properties under 200 square feet of impervious coverage pay nothing. Detached single-family homes are capped at four rate units.

This chapter establishes a stormwater management utility as an identified fiscal and accounting fund for the purpose of addressing the stormwater management needs of the city from a comprehensive approach including stormwater management programs designed to protect water quality by controlling the level of pollutants in, and the quantity and flow of, stormwater and structural and natural stormwater and drainage systems of all types. ... (B) Establishment of the Equivalent Rate Unit. The area of 2,000 square feet of impervious surface or any fraction thereof shall be the basis of one Equivalent Rate Unit. The rate unit is based on an analysis of impervious surface throughout the city. ... (1) Detached single-family residential. Each detached single-family residential property shall be billed and shall pay pursuant to the number of Equivalent Rate Units determined for each individual property but shall not exceed four Equivalent Rate Units. There shall be no service charge for detached single-family residential property with fewer than 200 square feet of impervious surface.

Full Breakdown

City Code § 8-3-1 establishes the stormwater management utility as its own fiscal and accounting fund, dedicated to protecting water quality by controlling pollutant levels and the quantity and flow of stormwater across the city's structural and natural drainage systems. Section 8-3-4 extends that jurisdiction to the corporate limits and any area annexed into the city.

The billing method is set in § 8-3-5(B): the area of 2,000 square feet of impervious surface or any fraction thereof is the basis of one Equivalent Rate Unit, calculated from a citywide analysis of impervious surface. Section 8-3-6(A)(1) caps detached single-family residential property at four Equivalent Rate Units regardless of how much impervious area the lot actually has, and exempts any detached single-family lot with fewer than 200 square feet of impervious surface from the charge entirely; the same 200-square-foot floor applies to commercial, industrial, institutional, and other nonresidential properties under § 8-3-6(A)(2), which are billed for the full number of rate units their impervious coverage generates with no four-unit cap.

Section 8-3-7 puts the collection mechanics in place: a billing becomes delinquent 60 days after the billing date and then accrues the same penalty rate the city applies to delinquent property taxes. A customer who disputes a bill has 60 days from the charge to appeal in writing to the Director of Engineering, with a further appeal available to the City Manager, whose decision is final. Revenues stay walled off in the Stormwater Management Enterprise Fund under § 8-3-8 and cannot be diverted to general city purposes.

Violations & Fines

A stormwater bill unpaid 60 days after billing becomes delinquent under § 8-3-7(B) and accrues the same penalty rate charged on delinquent property taxes from the original billing date. Customers who skip the 60-day appeal window under § 8-3-7(C) lose the chance to dispute the charge administratively before the city pursues collection.

Frequently Asked Questions

How does Greenville calculate my stormwater fee?
The city measures your property's impervious surface, meaning roofs, driveways, parking areas, and similar surfaces, and bills you for each 2,000-square-foot Equivalent Rate Unit under § 8-3-5(B). A detached single-family home is capped at four rate units no matter how much impervious area it has.
Do I owe a stormwater fee if my lot has almost no pavement?
No. Section 8-3-6 exempts any property, residential or otherwise, with fewer than 200 square feet of impervious surface from the stormwater service charge entirely, since the fee is designed to track the runoff a parcel actually generates rather than its overall size.
What happens if I don't pay my Greenville stormwater bill?
It becomes delinquent 60 days after the billing date under § 8-3-7(B) and starts accruing the same penalty rate the city charges on overdue property taxes, calculated back to the original billing date, with unpaid charges ultimately collectible the same way delinquent taxes are.

Sources & Official References

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