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Toledo, OH Environmental Rules: Stormwater Management (2026)

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

Key Facts

Governing chapter
Toledo Municipal Code Ch. 941
Enforcing official
Director of Public Utilities
NPDES violation penalty
Up to $25,000 per day
Other chapter violation penalty
Up to $2,500 per day
Missed pre-construction notice
Up to $100 civil penalty
Abatement deadline
3 calendar days after notice
Stop-work order violation
3rd-degree misdemeanor, Sec. 501.99

Summary

Toledo bans dumping anything but stormwater into its municipal storm sewer system and requires Best Management Practices on construction and redevelopment sites. Violators face civil penalties up to $2,500 per day, or $25,000 per day for NPDES permit violations, under Toledo Municipal Code Chapter 941.

(a) No person, site or facility shall discharge, cause, permit, or contribute to the discharge of any of the following to the municipal storm sewer system or receiving waters except where approved by the Director and Ohio EPA... (a)(3) Any pollutant that injures or constitutes a hazard to human, animal, plant, or fish life, or creates a public nuisance... 941.08(a) A storm water discharger who violates any of its own or the City's NPDES permit condition or limitation is subject to a civil penalty not to exceed twenty-five thousand dollars ($25,000) per day for each violation. A storm water discharger who violates any provision of this chapter but does not violate any NPDES permit condition or limitation is subject to a civil penalty not to exceed two thousand five hundred dollars ($2,500) per day for each violation.

Source: Toledo StormwaterView official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: 2026 S-105: Complete to June 30, 2026).

Full Breakdown

Toledo Municipal Code Chapter 941, "Storm Water Discharge Control," bars discharging anything to the municipal storm sewer system or receiving waters except where the Director of Public Utilities and Ohio EPA approve it. 03 prohibits flammable, reactive, explosive, corrosive or radioactive liquids, solids or gases; solid or viscous material that could obstruct the system; any pollutant that injures human, animal, plant or fish life or creates a public nuisance; and medicinal, infectious, toxic or hazardous waste. Connecting a pipe or channel to a watercourse, or modifying a watercourse's natural flow, requires a written permit from the Director.

Anyone responsible for new development, significant redevelopment or a construction site must use Best Management Practices to control pollutants in runoff, and discharges cannot violate NPDES Permit Number 2PI00003*BD. 05 requires industrial dischargers to file site name, discharge-point location, product description, SIC code and existing NPDES permits with the Director, and requires a stormwater pollution control plan submitted with site drawings for Planning Commission or construction-permit approval. 07 lets the Director issue a notice of violation giving the violator three calendar days to abate and seven days to respond in writing before findings and orders issue.

08 sets civil penalties up to $25,000 per day for NPDES permit violations, up to $2,500 per day for other chapter violations, and up to $100 for construction sites that skip the three-day pre-construction notice to the Division of Environmental Services. 99.

Violations & Fines

Illicit discharges, unpermitted watercourse connections, and BMP failures on construction or redevelopment sites draw a notice of violation with a 3-day abatement window and 7-day written response deadline (941.07). Civil penalties reach $25,000/day for NPDES violations, $2,500/day for other chapter violations, and $100 for missed pre-construction notice; violations are also declared public nuisances subject to City abatement billed to the owner, and defying a stop-work order is a third-degree misdemeanor (941.08).

Frequently Asked Questions

What can't be discharged into Toledo's storm sewers?
Section 941.03 bars flammable, reactive, explosive, corrosive or radioactive materials; solids or viscous matter that could obstruct the system; pollutants harmful to human, animal, plant or fish life or that create a nuisance; and medicinal, infectious, toxic or hazardous waste, unless the Director of Public Utilities and Ohio EPA approve the discharge.
Do construction sites need a stormwater plan in Toledo?
Yes. Section 941.05 requires new developments, significant redevelopment and proposed construction sites to submit a stormwater pollution control plan with their site drawings for Planning Commission or construction-permit approval, and to notify the Division of Environmental Services three days before construction starts.
How much can Toledo fine a stormwater violator?
Section 941.08 sets a civil penalty of up to $25,000 per day for violating an NPDES permit condition, up to $2,500 per day for other chapter violations, and up to $100 for construction sites that skip the three-day pre-construction notice, plus liability for the City's cleanup and monitoring costs.
What happens if I ignore a stormwater stop-work order?
Violating a stop-work order issued under Section 941.08 is a misdemeanor of the third degree under Chapter 5's General Offenses Code, Section 501.99, and the underlying condition can also be declared a public nuisance that the City summarily abates at the owner's expense.

Sources & Official References

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