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Lost Bridge Lift Station Tree Removal
You may notice changes at the Sanitary District of Decatur Lost Bridge lift station, located at the corner of Lost Bridge Road and Oak Ridge Drive. The Sanitary District needed to remove three Cottonwood trees and one Silver Maple tree that posed a potential hazard to the pump station, neighboring properties, and passing traffic due […]
2025 Winning Chemical Bids
Attached please find a copy of the approved Winning Chemical Bids List & Tabulations for 2025. If you have any questions please contact Ashley Bailey, Director of Compliance & Innovation via email at ashleyb@sddcleanwater.org or phone: (217) 422-6931 ext. 214. 2025 Final Winning Chemical Bids Table and Tabulation Report – 042325.
Request for Qualifications for Nutrient Program Management Design
The District is seeking a written Statement of Qualifications from qualified consultants to provide additional engineering services to support our Nutrient Program Management Project under agreement with Black & Veatch Corporation. This Request for Qualifications is focused on seeking the qualifications of consulting engineering services to support design improvements at the Sanitary District of Decatur […]

Safety: More Than Just a Practice, It’s a Culture at SDD
Safety: More than just a practice, it’s a culture at SDD By Kent Newton On Friday, July 29, 1983, a pipe at the bottom of a 20-foot-deep dewatering pit needed to be opened. The procedure was routine but not without risk. A sanitary district employee needed to climb down a ladder, maneuver over some […]
The Sanitary District of Decatur was formed in 1917 and is the regional wastewater treatment authority for central Macon County Illinois providing wastewater treatment services to the residents and industrial and commercial users in the Decatur metropolitan area including Argenta, Decatur, Forsyth, Mt. Zion and Oreana.