Frequently Asked Questions

Q. Where do I get my sewer bill?

A. The municipality in which you reside sends you a sewer bill. GBMSD is a wholesaler of wastewater treatment services and only sends one bill to the municipality it serves.


Q. How much wastewater do you treat?

A. On average, we treat about 38 million gallons per day (MGD), 30 mgd at the Green Bay facility and 8 MGD at the De Pere facility.


Q. How much wastewater are you capable of treating?

A. On a regular basis, the Green Bay facility can treat 49 MGD, however, on a short term, we can treat up to 160 MGD.  At the De Pere facility, we can treat 14.2 MGD.


Q. Does the water freeze in the winter?

A. No, with an average flow at the Green Bay facility of 21,000 gallons per minute, it doesn't have a chance to freeze.


Q. Is there a concern with equipment freezing in the winter?

A. No. Most all of our equipment is located in over three miles of tunnels below ground, because we live in a changing climate.


Q. Is it true you have the tallest building in Green Bay?

A. Yes, our Pump Station at our Green Bay facility is 15 stories tall total, five of the stories are above ground and ten stories are below ground.


Q. Do you have a problem with cryptosporidium?

A. No, that's an issue for drinking water. We treat water after you've used it.


Q. Can you drink the water?

A. No. While our final effluent is safe to recycle back to the environment, it is not treated to meet drinking water standards.


Q. How long does it take to clean the wastewater?

A. With an average flow of 30 MGD at our Green Bay facility, it takes 21 hours from when it enters the facility until it is discharged.


Q. How many people work there?

A. We currently have 90 full-time employees for two wastewater treatment facilities, though we do hire seasonal employees primarily during the summer.


Q. Do you offer tours of the facility?

A. Yes, please click on Public Education to see what we offer.


 


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