Stormwater
Notice of Application for Permit Renewal
TPDES General Permit TXR040000
Municipal Separate Storm Sewer Systems Amended Annual Report Jan 1 - Sep 24, 2025
Municipal Separate Storm Sewer Systems Amended Annual Report Sep 25 - Dec 31, 2025
Stormwater Information
National Pollution Discharge Elimination System (NPDES)
NCTCOG Regional Stormwater Management Program
North Central Texas Smartscape
Regulations Affecting Constructions Activities In Unincorporated Johnson County
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