WEF Discussions — Now on LinkedIn!

WEF is pleased to announce the creation of free LinkedIn groups associated with its technical discussion forum topics. Through these LinkedIn groups, members will be able to view and participate in discussions, as well as communicate with one another via direct messages. Share your experiences and knowledge, ask questions and respond to other discussions as frequently as you like!

You must have a LinkedIn profile to join a LinkedIn group; you can create your profile here. If you already have a LinkedIn profile, all you need to do is submit a request to join one or all of the following groups:

Water Environment Federation (Main) | Biosolids | Collection Systems | Nutrients | Stormwater 
Utility Management | Water Reuse | Water for Jobs | Watershed Management | Laboratory Practices 

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Operation and Maintenance
  Topics Topic Starter Replies Views Last Post
Seasonal MLSS adjustment Joseph McDowell 2 15321 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12956 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12748 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12598 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12321 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12289 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11934 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11823 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11644 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11333 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 11063 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10484 Sunday, November 13, 2011 10:59 PM 
color codes for equipment and pipes deepleveltrash 1 10433 Wednesday, March 31, 2010 4:38 PM 
Wastewater Blog Grant Weaver 5 10374 Monday, May 7, 2012 4:15 AM 
floating sludge problem JC 1 10303 Saturday, April 24, 2010 6:42 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10285 Sunday, November 13, 2011 11:00 PM 
head loss at air diffused system Tiger 1 10280 Monday, July 5, 2010 11:55 AM 
P.H. Problems D.Mak 6 10189 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 10092 Friday, November 25, 2011 1:56 AM 
Portable Suspended Solids Analyzer 01471237 0 10075 Friday, August 16, 2013 9:42 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9932 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9911 Friday, May 28, 2010 3:30 PM 
Control of algae growth on concrete with coatings? 01490632 0 9879 Tuesday, February 25, 2014 2:17 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9867 Saturday, November 26, 2011 10:20 AM 
Nitrate Lock Extended aeration Paul Robertson 0 9599 Thursday, December 26, 2013 11:19 AM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9573 Monday, March 15, 2010 7:24 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9517 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 9364 Friday, May 28, 2010 5:15 PM 
grey slime in trickling filters & SBRs Todd Boling 0 9285 Saturday, May 1, 2010 4:19 PM 
excessive dark foam on aeration tanks Mark 3 9146 Tuesday, April 5, 2011 11:33 AM 
Primary clarifier chain Chris 4 9043 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8738 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8704 Thursday, October 28, 2010 3:54 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8615 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8588 Friday, November 25, 2011 1:57 AM 
Flow verification James Royer 2 8431 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8428 Monday, August 8, 2011 1:17 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8371 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8340 Wednesday, March 17, 2010 12:14 PM 
managing activated sludge system during food shortage John Wang 2 8306 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 8025 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7985 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7923 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7582 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7377 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7333 Wednesday, December 29, 2010 1:44 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 7097 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6857 Wednesday, January 5, 2011 9:15 AM 
High COD Results evik 1 6698 Thursday, February 24, 2011 9:13 AM 
MBR sludge condition Elizabeth Lawrence 4 6681 Tuesday, March 22, 2011 10:29 PM 
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