Compare Regulations
Compare state baseline against local requirements in a single view
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Compare state baseline against local requirements in a single view
Rows with an amber indicator differ across selections.
| Field | State Texas TCEQ | Local City of Denton City of Denton — Development Services Department, Engineering Division |
|---|---|---|
| Permit | ||
| Permit / Authorization | Construction General Permit (TXR150000) | Land Disturbance Permit (LDP) |
| Submit To | TCEQ | City of Denton — Development Services Department, Engineering Division |
| Lead Time | Must file NOI and receive authorization before construction begins | 10–15 business days for standard review; concurrent review available |
| Application Method | Online via TCEQ Water Quality ePay system | Submit via Denton's online permitting portal (EnerGov/Tyler Technologies) or in person at 401 N. Elm St., Denton, TX 76201; requires drainage study, grading plan, and ESC plan |
| Fee | $325 for projects disturbing < 5 acres; $525 for ≥ 5 acres | Contact agency for current fee schedule; fees based on acreage disturbed |
| Water Quality | ||
| Impervious Cover Limit | No statewide limit | No city-wide impervious cover percentage cap; post-construction water quality controls required for sites disturbing ≥1 acre per TCEQ CGP; additional local WQ requirements may apply in sensitive watersheds |
| On-Site Treatment Required | Not specified at state level | Yes |
| Detention Required | Not specified at state level | Yes — Post-development peak discharge must not exceed pre-development rates for 2-, 10-, and 100-year storm events per Denton Drainage Criteria Manual; volume-based detention may be required in priority watersheds |
| Turbidity / Discharge Standard | Not specified in CGP; discharges must not cause or contribute to violations of water quality standards | Comply with TCEQ TXR150000 construction effluent limits; post-construction controls per Denton MS4 Phase II permit requirements |
| SWPPP | ||
| SWPPP / Local Plan Required | Yes | Yes — SWPPP per TCEQ TXR150000; Denton requires local ESC plan as part of Land Disturbance Permit |
| PE Stamp Required | No | Yes |
| Inspections | ||
| Inspection Requirements | Every 14 days and within 24 hours of a rainfall event producing ≥ 0.5 inches | Denton Development Services Engineering conducts erosion control and drainage inspections. Inspections typically required at rough grading, after major storm events, and prior to permit closeout. Permit holder must correct deficiencies within a specified timeframe. |
| Inspector Qualification | Stormwater Pollution Prevention Plan (SWPPP) Inspector — no state license required but must be knowledgeable | TCEQ-qualified inspector required per CGP; Denton may require documentation of inspector qualifications |
| Design & Zones | ||
| Local Design Manual | N/A — state level | City of Denton Drainage Criteria Manual |
| Special Overlay Zones | N/A — see local jurisdictions | Denton Creek Watershed, Pecan Creek Watershed, FEMA Special Flood Hazard Area (SFHA) |