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 15272 Sunday, April 11, 2010 2:01 PM 
Control of algae growth on concrete with coatings? 01490632 0 13985 Tuesday, February 25, 2014 2:17 PM 
Portable Suspended Solids Analyzer 01471237 0 13933 Friday, August 16, 2013 9:42 AM 
Nitrate Lock Extended aeration Paul Robertson 0 13636 Thursday, December 26, 2013 11:19 AM 
Chemical Phosphorus Removal Tyrone McCabe 6 12914 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12727 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12571 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12224 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12193 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11873 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11701 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11597 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11336 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10956 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10412 Sunday, November 13, 2011 10:59 PM 
Wastewater Blog Grant Weaver 5 10319 Monday, May 7, 2012 4:15 AM 
color codes for equipment and pipes deepleveltrash 1 10301 Wednesday, March 31, 2010 4:38 PM 
Alien Bugs(2) 01663302 0 10270 Monday, December 23, 2013 10:09 AM 
head loss at air diffused system Tiger 1 10234 Monday, July 5, 2010 11:55 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10228 Sunday, November 13, 2011 11:00 PM 
floating sludge problem JC 1 10194 Saturday, April 24, 2010 6:42 PM 
P.H. Problems D.Mak 6 10093 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 10001 Friday, November 25, 2011 1:56 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9915 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9821 Friday, May 28, 2010 3:30 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9668 Saturday, November 26, 2011 10:20 AM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9623 Monday, March 15, 2010 7:24 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9509 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 9292 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9226 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 9158 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8911 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8642 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8637 Thursday, October 28, 2010 3:54 PM 
BNR Internal Recycle Cooper 0 8570 Wednesday, January 28, 2015 8:27 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8567 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8517 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8421 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8363 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 8331 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8291 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8268 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 8022 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7928 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7795 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7449 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7384 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7231 Wednesday, December 29, 2010 1:44 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6952 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6924 Wednesday, January 5, 2011 9:15 AM 
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