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City of McKinney(3 more)
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| Field | Local City of McKinney City of McKinney — Public Works / Engineering Department |
|---|---|
| Permit | |
| Permit / Authorization | Grading and Erosion Control Permit |
| Submit To | City of McKinney — Public Works / Engineering Department |
| Lead Time | 10–15 business days; larger or complex projects may require additional time |
| Application Method | Submit via City of McKinney online permitting portal (MyMcKinney / EnerGov) or in person at McKinney Development Center, 221 N. Tennessee St., McKinney, TX 75069; drainage study, grading plan, and ESC plan required |
| Fee | Contact agency for current fee schedule; fees typically based on disturbed acreage |
| Water Quality | |
| Impervious Cover Limit | No city-wide impervious cover percentage cap; post-construction stormwater quality controls required for sites disturbing ≥1 acre; McKinney's post-construction program requires on-site BMPs for qualifying development |
| On-Site Treatment Required | Yes |
| Detention Required | Yes — Post-development peak discharge must not exceed pre-development rates for the 2-, 10-, and 100-year storm events per McKinney Drainage Design Criteria Manual; water quality volume capture required for sites meeting thresholds; detention/water quality facilities must be maintained under a recorded maintenance agreement |
| Turbidity / Discharge Standard | Comply with TCEQ TXR150000 construction effluent limits; post-construction WQ BMPs must meet McKinney MS4 Phase II minimum control measure requirements |
| SWPPP | |
| SWPPP / Local Plan Required | Yes — SWPPP per TCEQ TXR150000; McKinney requires local ESC plan as part of Grading and Erosion Control Permit |
| PE Stamp Required | Yes |
| Inspections | |
| Inspection Requirements | McKinney Engineering Department conducts routine and complaint-driven construction site inspections. Inspections required at permit initiation, rough grading, and project closeout. Post-construction BMP inspection required before final permit release. Permittee must respond to inspection deficiencies within a specified cure period or face stop-work orders. |
| Inspector Qualification | TCEQ-qualified inspector required per CGP; McKinney may require documentation of on-site inspector credentials |
| Design & Zones | |
| Local Design Manual | City of McKinney Drainage Design Criteria Manual |
| Special Overlay Zones | East Fork Trinity River / Tributary Corridors, Lake Lavon Contributing Watershed, FEMA Special Flood Hazard Area (SFHA) |