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Environmental Rules in Parker, TX (2026)

3 verified environmental rules for Parker, Texas, sourced directly from the municipal code and official government pages.

Verified from official government sources

Stormwater Management

Chapter 54 of the Parker Code of Ordinances bans discharging anything into the city's storm drainage system that poses a reasonable threat to human health or the environment, and specifically lists motor oil, antifreeze, garbage, and rubbish among prohibited substances. Violators face strict criminal liability with fines up to $1,000 per violation per day, plus civil penalties and administrative orders enforced by the Department of Public Works.

Parker's Stormwater Discharge Prohibitions

Significant Restrictions

Parker Code of Ordinances §§ 54.03(A), 54.04(B), 54.10(B)(1)

No person shall introduce or cause to be introduced into the city drainage system any discharge that poses a reasonable threat to human health or the environment as defined herein or by other applicable law. ... No person shall intentionally dump, spill, leak, pump, pour, emit, empty discharge, leach, dispose, or introduce any of the following substances into the city’s drainage system and all ...

Erosion Control

Parker's stormwater chapter requires every construction-site operator to use best management practices controlling sediment, silt, and soil discharges to the city's drainage system, with qualified personnel inspecting disturbed and stabilized areas every 14 days or within 24 hours of a half-inch rain event, or weekly. Sites disturbing five or more acres must also file an NPDES notice of intent and a stormwater pollution prevention plan.

Parker, TX Construction Erosion Control Rules

Significant Restrictions

Parker Code of Ordinances § 54.06(A)

All operators of construction sites shall use best management practices to control and reduce the discharge to the city’s drainage system and to waters of the US of sediment, silt, earth, soil, and other material associated with the clearing, grading, excavation, and other construction activities to the maximum extent practicable under the circumstances. ... Qualified personnel (provided by the...

Flood Zones

Parker's subdivision code lets the City Council prohibit development on any portion of a lot lying within the floodplain of a stream or drainage course. Floodplain areas must be preserved from clearing, grading, or dumping of earth, waste, or stumps, and remain subject to the code's tree preservation limits. A separate ordinance, Ord. 422, adopts the city's full Flood Damage Prevention Ordinance, enforced through Municipal Court fines.

Parker, TX Floodplain Development Restrictions

Significant Restrictions

Parker Code of Ordinances § 155.054(C)(1)

The City Council shall, when it deems it necessary for the health, safety, or welfare of the present and future population of the area and necessary to the conservation of water, drainage, and sanitary facilities, prohibit development of any portion of the property which lies within the floodplain of any stream or drainage course. These floodplain areas shall be preserved from any and all destr...

Looking for Collin County county-wide rules?

County ordinances apply to unincorporated areas and may supplement Parker city rules.

Environmental Rules in Collin County