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City of Conroe(3 more)

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Field
Local
City of Conroe
City of Conroe Engineering Department
Permit
Permit / AuthorizationGrading / Drainage Permit
Submit ToCity of Conroe Engineering Department
Lead TimePlan review typically 2–4 weeks
Application MethodSubmit via City of Conroe Engineering at 300 W. Davis St., Conroe, TX 77301 or online portal at cityofconroe.org
FeeContact agency for current fee schedule
Water Quality
Impervious Cover LimitNo citywide impervious cover cap; drainage systems must accommodate design storm flows per City of Conroe Design Standards; Lake Conroe watershed is a primary water quality concern
On-Site Treatment RequiredNo
Detention RequiredYes — Detention required to limit post-development peak flows to pre-development levels for 2-, 10-, 25-, and 100-year storms per City of Conroe Engineering Standards; Montgomery County drainage requirements apply in unincorporated areas
Turbidity / Discharge StandardNo numeric NTU limit; discharges must comply with TCEQ TXR150000 and not degrade Lake Conroe, San Jacinto River, or Spring Creek
SWPPP
SWPPP / Local Plan RequiredYes — SWPPP per TCEQ TXR150000; drainage report required for local permit
PE Stamp RequiredYes
Inspections
Inspection RequirementsCity of Conroe Engineering Department inspects grading permits at rough grading and final stabilization.
Inspector QualificationNo city-specific certification required beyond TCEQ SWPPP requirements
Design & Zones
Local Design ManualCity of Conroe Engineering Design Standards
Special Overlay ZonesLake Conroe Watershed, San Jacinto River Floodplain, Montgomery County Drainage Districts