CleanSite concrete washout containers lined up on a graded site beside a new warehouse
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Concrete washout

Concrete Washout Service in Connecticut

CleanSite delivers watertight concrete washout containers and pans to job sites in Connecticut’s Fairfield and New Haven counties, and picks them up full.

  • EPA, NPDES and BMP compliant
  • Delivery, pick-up and disposal handled
  • Containers and pans from 1.5 to 9 cubic yards
Counties

Where we work in Connecticut

CountyPopulation (2020 Census)Main routesConservation district
Fairfield County957,419I-95, US 1, Route 8Southwest and Northwest
New Haven County864,835I-91, Route 15, Route 8Southwest

Population: 2020 Census. Districts: Connecticut Association of Conservation Districts.

Connecticut’s counties have not worked as governments since 1960, so there’s no county office to call. Your town or city and CT DEEP are the ones to ask.

The rules

Connecticut washout rules in brief

Connecticut puts concrete washout in its construction stormwater permit, which took effect on January 1, 2026. On a site of one acre or more, washout has to happen in a designated area with no surface discharge. The wash water has to go into a leak-proof container or a leak-proof pit.

A watertight CleanSite container gives you that leak-proof container, and we pick it up and handle the disposal.

Source: CT DEEP construction stormwater general permit (CTR100000), section 5.2.2.11.b.

On the site

Washout containment best practices on a Connecticut site

  • Pick one washout area close to the pour location and flag it off, so every concrete truck and pump washes out in the same place.
  • Keep spills of concrete wash water out of storm drains, open ditches and water bodies, and out of the groundwater.
  • Catch all the wash water, slurry and concrete waste in a leak-proof container that can’t overflow in the rain.
  • Call for a pick-up before it’s full, and before heavy rain.
  • Dispose of the concrete waste properly. With CleanSite, the whole container leaves on our truck.

That’s what a washout system is for: full containment, so cement and wash water never reach the soil or the drainage on your construction site. Put the washout facility in your SWPPP so the inspection goes smoothly.

How it works

From delivery to pick-up

CleanSite truck setting a concrete washout container down on a job site
Step 1

We deliver the container

We set it where your trucks can reach it. The small pans fit tight spots, and the 1.5 yard pan slides under a pump truck hopper.

Ready-mix truck washing its chute out into a CleanSite concrete washout container
Step 2

Your trucks wash out

Ready-mix drivers rinse their chutes into the container and pump operators empty the hopper into the pump pan. The washout stays contained and off the ground.

CleanSite truck picking up a concrete washout container from a job site
Step 3

We haul it away

When it’s getting full, call us. We pick it up, take it off site and handle the disposal.

What you get

Washout containment and disposal, handled

  • Watertight containers and pans from 1.5 to 9 cubic yards
  • Delivery where your trucks can reach, including boom truck placement on tight lots
  • Pick-up when you call to say it’s getting full
  • Disposal of the washout water, slurry and remaining concrete we collect

See the sizes on the containers and pans page, or how the concrete washout service runs.

Questions

Connecticut washout FAQ

How do I get a washout container delivered in Connecticut?

Call 845-781-4-PAN or request a quote with the jobsite address, pour date and expected yardage. We’ll tell you if we cover it.

Can I wash out concrete anywhere on a Connecticut site?

No. The state permit calls for a designated washout area with no surface discharge, with the wash water held in a leak-proof container or pit.

Which size do I need?

Busy jobs use the 6 or 9 yard containers. Most smaller pours start with the 2.5 yard pan. The sizing guide walks you through it.

Get a container on site

Request a concrete washout container

Tell us the jobsite, the pour date, the expected yardage and whether you have ready-mix trucks, a pump or both. We will match the size and set up delivery.

Send us your job details

We’ll call you back with a container size and delivery time. In a hurry? Call 845-781-4-PAN.