CITY HALL DOORS WILL BE CLOSED TO WALK-IN TRAFFIC, EFFECTIVE 8:00 AM, WEDNESDAY, MARCH 18, 2020 UNTIL FURTHER NOTICE. WATER/SEWER/TRASH PAYMENTS MAY BE MADE ONLINE, OR PAYMENTS BY CHECK MAY BE DROPPED IN THE BLUE PAYMENT BOX IN THE CITY HALL PARKING LOT. MORE INFORMATION IS AVAILABLE ONTHE COVID-19 UPDATE PAGE(CLICK ON LINK)
Our system is composed of a wastewater treatment plant, lift stations, and sewer main line and manholes. Please contact us at the number listed regarding problems with the collection system. Contact the Water Department for billing information. Contact the Engineering Department for main line extensions and connection fees.
Caldwell Wastewater Treatment Plant
208 Johnson Lane
Caldwell, Idaho 83606 Phone: (208) 455-3027 Emergency: (208) 949-1278
Septic hauler dumping hours: 8:00am to 4:30pm, Monday - Friday
Wastewater Treatment Plant Photo Gallery
Updated on 02/21/2019 2:32 PM
Free viewers are required for some of the attached documents. They can be downloaded by clicking on the icons below.