Supply Chain Case Studies

The case studies and videos below share lessons learned from water and wastewater utility supply chain challenges.

Carbon Dioxide and Des Moines Water Works (pdf) (2.25 MB, 7/14/22, 817F22002)
Des Moines Water Works faces a potential carbon dioxide shortage and works with their supplier and the carbon dioxide manufacturer to resolve the issue.

Chlorine, Soda Ash, and the Poarch Creek Indians Utility Authority (pdf) (1.12 MB, 7/14/22, 830F22002)
The Poarch Creek Indians Utility Authority implements operational changes after hearing chlorine and soda ash would be in short supply.

Storage and the Klamath Falls Water Department (pdf) (4.16 MB, 7/14/22, 817F22004)
The City of Klamath Falls establishes a water department warehouse to keep an inventory on-site in the event of a supply chain disruption.

Northeast/Merrimack Valley Chemical Consortium (pdf) (2 MB, 7/14/22, 817F22003)
Member utilities from Massachusetts and New Hampshire join together to negotiate best possible prices with water treatment chemical and laboratory supply vendors through bulk purchasing.
Chlorine and the Trinity River Authority (pdf) (1.66 MB, 7/14/22, 830F22001)
Trinity River Authority takes actions to mitigate the supply chain impacts of Winter Storm Uri.
Self-Reliance and the City of Fort Bragg (pdf) (2.02 MB, 7/14/22, 830F22003)
Fort Bragg employs operational changes to combat geographical isolation and challenges to the city’s water supply.

Emergency Response for Drinking Water and Wastewater Utilities