Davenport’s humid continental climate brings sudden downpours that overload storm drains on older brick and clay lines installed before 1950 in Downtown and East Village. Tree roots from Vander Veer Botanical Park and street plantings commonly invade joints, while winter freezes in Scott County push sediment into solid plugs. We use hydro-jetting sized for 6- to 24-inch municipal and private laterals rather than small residential snakes.
Modern Woodmen Park and River Music Experience sit on low ground where combined sewer overflows back up during peak Mississippi River stages. Crews start at the nearest catch basin, verify flow with a camera, then jet upstream until clear water reaches the main. Properties in the West End and Northwest often have yard drains tied into the same system, so we clear those lines in the same visit to prevent interior flooding.
Seasonal Pressure Points
Summer storms drop two to three inches in an hour on paved lots around Figge Art Museum, sending leaves and gravel into grates. Winter brings ice dams that crack older concrete basins. We schedule follow-up visits after the first hard freeze to re-check lines that shifted.
Code and Access Notes
Scott County requires any work that reaches the public right-of-way to be documented; we photograph the restored flow and leave the report with the property manager. Access through narrow alleys behind 6th Street buildings means we bring compact jetter trailers instead of full-size trucks.
Technician insight
In Davenport the thing that catches most people out with storm drain cleaning is how quickly tree roots from the parkways re-enter clay lines once the ground thaws; a line that flowed fine in October can be fully blocked by April if we don’t cut the roots and note the spot for annual checks.
East Village basement backup after July storm
Heavy rain sent water backward through an old clay lateral on 4th Street. Camera showed roots and gravel 40 feet from the basin. We jetted from the street cleanout, flushed the basin, and verified clear flow to the main; the basement stayed dry during the next two-inch rain.
Storm Drain Cleaning Services We Offer
✓Catch Basin Cleaning
Remove sediment, leaves and trash from street and parking-lot basins before the next heavy rain reaches Scott County.
✓Storm Sewer Jetting
High-pressure water clears roots and compacted debris from 6- to 24-inch lines serving Downtown and East Village properties.
✓Yard Drain Maintenance
Flush and camera residential French drains and area drains in Northwest Davenport that tie into the municipal storm system.
✓Commercial Lot Drain Cleaning
Service large grated inlets at Modern Woodmen Park, retail centers and lots in Bettendorf that collect event and daily runoff.
✓Flood Backup Prevention
Pre-season inspection and jetting of lines near the riverfront to reduce backflow risk during Mississippi River crest events.
Storm Drain Cleaning Cost in IA
| Service | Typical Range | What Affects It |
|---|---|---|
| Single catch basin cleaning | $175–$325 | Price rises with sediment depth and access difficulty in alleys. |
| Residential yard drain jetting | $250–$450 | Depends on length and number of 90-degree turns. |
| Commercial parking lot storm lines | $450–$900 | Multiple basins and longer runs to the main increase cost. |
| Emergency after-hours callout | $150–$250 trip fee | Added to job total when scheduled outside Mon–Fri 8–6 or Sat 9–2. |
Ranges are typical for IA and confirmed with an exact written quote before any work starts.
How it works
- 1
Site Walk and Camera Inspection
We locate every basin and cleanout on the property, run a camera from the nearest accessible point, and mark blockages on a simple diagram.
- 2
Hydro-Jetting
A 4,000-psi jetter breaks roots and flushes debris downstream while we monitor flow at the next manhole or basin.
- 3
Final Camera Verification
We re-inspect the line to confirm full flow and photograph the restored condition for the property record.
- 4
Debris Disposal and Report
Collected material is hauled to an approved Scott County site; you receive a written summary of findings and any recommended follow-up.
Pricing
Upfront quotes after camera inspection; most residential storm jobs fall in the ranges below.