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 18594 Sunday, April 11, 2010 2:01 PM 
Control of algae growth on concrete with coatings? 01490632 0 18453 Tuesday, February 25, 2014 2:17 PM 
Portable Suspended Solids Analyzer 01471237 0 18167 Friday, August 16, 2013 9:42 AM 
Nitrate Lock Extended aeration Paul Robertson 0 18145 Thursday, December 26, 2013 11:19 AM 
Chemical Phosphorus Removal Tyrone McCabe 6 17037 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 15986 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 15828 Monday, July 11, 2011 3:05 PM 
Wastewater Blog Grant Weaver 5 15655 Monday, May 7, 2012 4:15 AM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 15655 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 15564 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 15215 Friday, January 8, 2010 12:20 PM 
Chlorine survival in activated sludge Jurek 6 15165 Sunday, November 13, 2011 11:03 PM 
Alien Bugs(2) 01663302 0 14456 Monday, December 23, 2013 10:09 AM 
High fecal coliform results Carmine Goneconte 7 14423 Sunday, November 13, 2011 10:59 PM 
reduction of flows cb 2 14394 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 14066 Thursday, January 21, 2010 8:24 PM 
Digester Gas Piping GB Gehrke 6 13934 Wednesday, November 23, 2011 7:45 AM 
color codes for equipment and pipes deepleveltrash 1 13927 Wednesday, March 31, 2010 4:38 PM 
Polyethylene Glycol Treatability Keith Chapman 1 13768 Friday, November 25, 2011 1:56 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 13662 Saturday, November 26, 2011 10:20 AM 
P.H. Problems D.Mak 6 13386 Wednesday, September 21, 2011 7:27 AM 
head loss at air diffused system Tiger 1 13183 Monday, July 5, 2010 11:55 AM 
floating sludge problem JC 1 13098 Saturday, April 24, 2010 6:42 PM 
BNR Internal Recycle Cooper 0 13076 Wednesday, January 28, 2015 8:27 PM 
aerobic-anoxic operation ale 0 13042 Sunday, November 14, 2010 2:04 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 12924 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 12765 Friday, May 28, 2010 3:30 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 12638 Monday, March 15, 2010 7:24 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 12479 Sunday, May 2, 2010 1:28 PM 
Primary clarifier chain Chris 4 12302 Sunday, November 13, 2011 11:02 PM 
excessive dark foam on aeration tanks Mark 3 12294 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 12264 Saturday, May 1, 2010 4:19 PM 
ORP control Mark Milne 2 12057 Friday, November 25, 2011 1:57 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 11933 Sunday, November 13, 2011 11:00 PM 
SCADA advice needed Dennis Hudson 4 11804 Thursday, October 28, 2010 3:54 PM 
very low SVIs!! Deb 5 11731 Monday, November 29, 2010 5:55 PM 
Flow verification James Royer 2 11631 Monday, October 25, 2010 12:34 PM 
managing activated sludge system during food shortage John Wang 2 11468 Wednesday, July 6, 2011 9:24 AM 
Outfall Shorezone Protection T. Butler 1 11375 Wednesday, March 17, 2010 12:14 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 11358 Saturday, July 24, 2010 1:33 PM 
Decanting solds & scum Dwayne 1 11185 Friday, June 19, 2015 6:28 AM 
transportation of dewatered alum sludge Doctor Sewage 0 10950 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 10930 Thursday, August 26, 2010 3:34 PM 
Bar screen upstream level sensor Larry Dolamore 2 10862 Friday, May 28, 2010 5:15 PM 
Oxidation Ditch Structural Assesment watertech 1 10778 Wednesday, September 22, 2010 2:15 PM 
Caroling Sewermen Victor Santa Cruz 0 10614 Wednesday, December 29, 2010 1:44 PM 
Frozen tank Deerfield Wastewater 1 10423 Sunday, November 13, 2011 11:01 PM 
Request for info regarding Trojan UV systems T.O.C. 5 10406 Friday, August 10, 2012 2:22 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 10347 Wednesday, January 5, 2011 9:15 AM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 10153 Thursday, January 21, 2010 8:23 PM 
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