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Stormwater
Management
STORMWATER, THE RIGHT WAY
We’re a full-service stormwater team that takes pride in doing things the right way, without shortcuts or guesswork. Our crew of trained professionals know the local and state stormwater codes inside and out. That’s how we’ve built our reputation: being fast, reliable, and easy to work with — We take care of the details so our clients can stay focused on what they do best. When there’s a stormwater issue, you need a team that shows up and gets it handled. With more experience than anyone else in Clark County, we bring practical know-how and honest communication to every job. When you partner with our team, you know your stormwater systems are in good hands.
Experts from inspection to resolution
Our stormwater department is led by Aaron Gibson, Ryan Masterman, and Cameron Tilley, three of the most trusted names in the industry. Aaron is recognized as one of the PNW’s top stormwater experts — even training local and state agency staff on stormwater system inspection and management. When others can’t pinpoint the problem, they call us to find it and fix it. Together, our team oversees the maintenance and inspections of over 200 stormwater systems across Washington and Oregon, ensuring every system operates safely, efficiently, and in full compliance. Their leadership sets the standard for stormwater excellence across the region.
Stormwater Management
- Stormwater Facility Maintenance
- Year-Round Vegetation Management
- Year-Round Inspections
- Sewer Line Jetting and Cleaning
- Full Facility Cleanouts
- Storm Drain & Catch Basin Cleaning
- Facility Repair
- Inspection Reports
- Water Quality Testing
- Swale Re-grading
- Pond Excavation
- Erosion Control
- Regulatory Compliance
- Contech Filters
- Bay Filters
- Old Castle Filter
RESTORING THE
PLACES NATURE
CALLS HOME
Testimonials
“We use ERSM for maintenance of all our stormwater facilities, vaults, mitigation areas and natural open space maintenance. With stormwater regulations increasing and storm facilities becoming more and more complex, we need an expert in the field to keep these facilities operating properly. We count on ERSM for all those needs because of their expertise and their commitment to timely service. We won’t use anyone else.”
Joe Keizur
Principal and Director of Association Management & Field Services, Rolling Rock
Principal and Director of Association Management & Field Services, Rolling Rock
Project Highlights
- Stormwater maintenance
- Facility inspections
- Detention pond maintenance
- Improved stormwater system functionality
- Reduced flood risk
- Maintained compliance with environmental and local regulatory standards