NSF award 2550354 · The University of Central Florida Board of Trustees

Collaborative Research: Unraveling Microscale Spatiotemporal Interactions Between Water Additives, Biofilms, and Metals in Drinking Water Distribution Systems

Final report due

28 August 2029

in 1,045 days · The award ends on 30 April 2029.

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Decide about an extension31 Dec 2028in 805 days
award ending 2029-04-30 · Research.gov
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Extension request16 Mar 2029in 880 days
award ending 2029-04-30 · Research.gov
PAPPG 24-1: “at least 45 days prior to the end date”
No-cost extension notice20 Apr 2029in 915 days
award ending 2029-04-30 · Research.gov
PAPPG 24-1: “at least ten calendar days prior to the end date”
Final report due28 Aug 2029in 1045 days
award ending 2029-04-30 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due28 Aug 2029in 1045 days
award ending 2029-04-30 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out28 Aug 2029in 1045 days
award ending 2029-04-30 · Research.gov
PAPPG 24-1: “financially closed out 120 days after their expiration date”

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NSF lists this award's end date as 30 April 2029.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 28 August 2029.

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Award card

Award number: 2550354
Period of support: 1 May 2026 – 30 Apr 2029
Amount: $296,561
Awardee: The University of Central Florida Board of Trustees, Orlando, FL
Program: EnvE-Environmental Engineering
Directorate: ENG

Abstract

Reliable and safe drinking water supplies are important to public health. Water utilities that use chlorine to kill harmful microbes must decide how much chlorine to add and how long it must stay in their systems. Pipe corrosion and microbial biofilms on pipe walls reduce chlorine levels, which can compromise water quality. Biofilms weaken the effects of chlorine, which may enable microorganisms and pathogens to…

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