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Hamilton County Storm Water District
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Regulations

Reports


The Board of County Commissioners have adopted the following Rules and Regulations as required in association with the NPDES Phase II Storm Water Permit issued by the Ohio EPA for water quality.  Please direct any questions regarding the regulations via email to [email protected]

Earthwork, Construction and Post-Construction requirements for jurisdictions in the Hamilton County Storm Water District are located in District Article I, III and V regulations. 

Article I - Definitions

Article II - Illicit Discharge Detection and Elimination Rules and Regulations 

Article III - Earthwork (Erosion and Sediment Control) Rules and Regulations 

Article IV- Stream Corridor Protection Rules and Regulations 

Article V - Post Construction Rules and Regulations

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Ohio EPA MS4 Permit

Ohio EPA Construction General Permit

Ohio EPA Industrial Stormwater Permit  



MCM & District Resources

Funding Sources

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General Fact Sheet

MCM 0 Fact Sheet

MCM 1 Fact Sheet
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MCM 2 Fact Sheet

MCM 3 Fact Sheet

MCM 4 Fact Sheet

MCM 5 Fact Sheet

MCM 6 Fact Sheet

TMDL Requirements 

HCSWD and Co-Permittee Organization Table and Roles 

Annual/Permit Cycle Activity Timeline
2023 Annual Report
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2022 Annual Report

2021 Annual Report
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​2020 Annual Report 
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​2019 Annual Report


2018 Annual Report​

2017 Annual Report

​2016 Annual Report

2015 Annual Report

2014 Annual Report

Documents

Comments to Ohio EPA on the MS4 General Permit Draft

Ohio EPA MS4 Permit Impacts Analysis​

​Hamilton County Storm Water District 2022 SWMP

Newsletters

2025
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2022
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​2021
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2020
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© 2015 Hamilton County Storm Water District
Disclaimer: The information presented on these pages is thought to be true and accurate.  However, the Hamilton County  Storm Water District and the Hamilton County Engineer's Office, State of Ohio, accept no responsibility for inaccuracies other than to make corrections to erroneous data.  Dates should be considered 'target dates' and are subject to change for many reasons, including - but not limited to: available funding, weather conditions, feasibility, shifting priorities or emergency expenditures.  Links to other Agency's or commercial sites are provided for convenience only.  The Hamilton County Storm Water District and the Hamilton County Engineer's Office do not endorse any product or service, nor do they accept any responsibility for erroneous or broken links or the content of other Agency's or commercial sites.

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