Stormwater Management: Frisco vs Plano
How do stormwater management rules compare between Frisco, TX and Plano, TX?
Frisco has fewer restrictions than Plano.
Frisco, TX
Collin County
Frisco operates an MS4 stormwater system under TCEQ TPDES Phase II permit TXR040000. Construction sites 1+ acre require SWPPP and Notice of Intent. Residents prohibited from discharging anything but rainwater to storm drains under Chapter 26.
View full Frisco rules →Plano, TX
Collin County
Plano requires all new subdivisions to fully mitigate stormwater runoff. The city enforces stormwater management through its Code of Ordinances and development standards. Projects disturbing one acre or more require a stormwater pollution prevention plan under the city's NPDES MS4 permit. Plano's stormwater utility funds infrastructure maintenance and water quality programs. On-site detention is typically required for new development.
View full Plano rules →Key Facts Comparison
| Fact | Frisco | Plano |
|---|---|---|
| Permit | TPDES TXR040000 | - |
| SWPPP | Required at 1+ acre | - |
| Illicit Discharge | 500-2,000 per day | - |
| Receiving Water | Stewart Creek, Lewisville Lake | - |
| Report | 972-292-5400 | - |
| Mitigation | - | Full stormwater mitigation required for subdivisions |
| Trigger | - | 1 acre disturbance requires SWPPP |
| NPDES | - | Phase II MS4 permit |
| Detention | - | On-site detention typically required |
| Utility Fee | - | Stormwater utility fee assessed |
Highlighted rows indicate differences between cities.
Frisco FAQ
Who manages stormwater in Frisco?
The City of Frisco Engineering Department manages stormwater under an MS4 NPDES permit from TCEQ. Development projects must meet stormwater quality and quantity standards.
Is stormwater detention required for new development?
Yes. Developments that increase impervious surface must provide stormwater detention to ensure post-development runoff does not exceed pre-development rates.
Plano FAQ
When is a stormwater plan required in Plano?
Projects disturbing one acre or more require a stormwater pollution prevention plan. All new subdivisions must fully mitigate stormwater runoff through on-site detention or other approved methods.
Does Plano charge a stormwater fee?
Yes. Plano assesses a stormwater utility fee to fund drainage infrastructure maintenance and water quality improvement programs.
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