Erosion Control: Rockville vs Takoma Park
How do erosion control rules compare between Rockville, MD and Takoma Park, MD?
Rockville and Takoma Park have similar restriction levels.
Rockville, MD
Montgomery County
Rockville requires erosion and sediment control plans for earth-moving activity that disturbs 5,000 square feet or more of land or 100 cubic yards or more of soil. Plans are reviewed and approved under Article V, Chapter 19 of the Rockville City Code. Sediment basins, slope stabilization, and drainage controls must be installed before grading begins.
View full Rockville rules →Takoma Park, MD
Montgomery County
Takoma Park requires erosion and sediment control measures for all earth-disturbing activities under Montgomery County Chapter 19 and Maryland state law. Projects disturbing 5,000 or more square feet require an approved plan. Even smaller projects must use best management practices including silt fencing, stabilized construction entrances, and prompt revegetation of exposed soils. The county enforces strict compliance with inspections during construction.
View full Takoma Park rules →Key Facts Comparison
| Fact | Rockville | Takoma Park |
|---|---|---|
| Code Reference | Chapter 19, Article V | - |
| Disturbance Threshold | 5,000 sq ft or 100 cu yd | - |
| Max Slope | 3:1 in lawn areas | - |
| Standing Water Limit | 24 hours after rainfall | - |
| Contact | 240-314-8567 | - |
| Plan Required | - | 5,000+ sq ft disturbance |
| Soil Stabilization | - | Within 14 days of grading |
| Silt Fence | - | Required around disturbed areas |
| Fine | - | Up to $10,000/day |
| Enforcement | - | MoCo DPS inspectors |
Highlighted rows indicate differences between cities.
Rockville FAQ
When do I need an erosion and sediment control plan in Rockville?
A plan is required for any earth-moving activity that disturbs 5,000 square feet or more of land or moves 100 cubic yards or more of soil. Plans must be approved before grading begins.
What slope limits apply?
No permanent cut or fill slope steeper than 3:1 is permitted in lawn maintenance areas. Slopes must be stabilized and surface drainage must be controlled by dikes or mechanical devices.
What happens if I grade without a permit?
The city will issue a stop-work order and may impose daily fines. MDE may also take separate enforcement action for sediment discharge into waterways.
Takoma Park FAQ
When do I need an erosion control plan in Takoma Park?
A formal plan is required for any project disturbing 5,000 or more square feet of earth. Smaller projects must still use best management practices to prevent sediment from leaving the site.
How quickly must exposed soil be stabilized?
Exposed soil that will remain undisturbed for more than 14 days must be temporarily stabilized with seeding or mulching. Permanent stabilization must follow the approved plan timeline.
Can I get a stop-work order for erosion issues?
Yes. Montgomery County inspectors conduct regular site visits and have authority to issue immediate stop-work orders for noncompliance with erosion and sediment control requirements.
Compare other topics
See how Rockville and Takoma Park compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool