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 17194 Sunday, April 11, 2010 2:01 PM 
Control of algae growth on concrete with coatings? 01490632 0 16861 Tuesday, February 25, 2014 2:17 PM 
Portable Suspended Solids Analyzer 01471237 0 16600 Friday, August 16, 2013 9:42 AM 
Nitrate Lock Extended aeration Paul Robertson 0 16584 Thursday, December 26, 2013 11:19 AM 
Chemical Phosphorus Removal Tyrone McCabe 6 15453 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 14540 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 14490 Monday, July 11, 2011 3:05 PM 
aerobic digester-very high solids-odor problem jim 4 14155 Sunday, May 16, 2010 5:13 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 14096 Sunday, April 3, 2011 6:07 AM 
Operators Meeting in WI Terry 0 13775 Friday, January 8, 2010 12:20 PM 
Chlorine survival in activated sludge Jurek 6 13594 Sunday, November 13, 2011 11:03 PM 
Wastewater Blog Grant Weaver 5 13167 Monday, May 7, 2012 4:15 AM 
reduction of flows cb 2 13162 Wednesday, January 27, 2010 9:24 AM 
Alien Bugs(2) 01663302 0 12970 Monday, December 23, 2013 10:09 AM 
High fecal coliform results Carmine Goneconte 7 12958 Sunday, November 13, 2011 10:59 PM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 12750 Thursday, January 21, 2010 8:24 PM 
Polyethylene Glycol Treatability Keith Chapman 1 12265 Friday, November 25, 2011 1:56 AM 
color codes for equipment and pipes deepleveltrash 1 12170 Wednesday, March 31, 2010 4:38 PM 
Digester Gas Piping GB Gehrke 6 12150 Wednesday, November 23, 2011 7:45 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 12065 Saturday, November 26, 2011 10:20 AM 
head loss at air diffused system Tiger 1 11949 Monday, July 5, 2010 11:55 AM 
P.H. Problems D.Mak 6 11914 Wednesday, September 21, 2011 7:27 AM 
floating sludge problem JC 1 11868 Saturday, April 24, 2010 6:42 PM 
Sand filters Flow rate peak cals..... SHARIFF 1 11680 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 11536 Friday, May 28, 2010 3:30 PM 
BNR Internal Recycle Cooper 0 11442 Wednesday, January 28, 2015 8:27 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 11374 Monday, March 15, 2010 7:24 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 11257 Sunday, May 2, 2010 1:28 PM 
aerobic-anoxic operation ale 0 11162 Sunday, November 14, 2010 2:04 AM 
excessive dark foam on aeration tanks Mark 3 10978 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 10937 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 10863 Sunday, November 13, 2011 11:02 PM 
ORP control Mark Milne 2 10599 Friday, November 25, 2011 1:57 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10546 Sunday, November 13, 2011 11:00 PM 
SCADA advice needed Dennis Hudson 4 10428 Thursday, October 28, 2010 3:54 PM 
very low SVIs!! Deb 5 10383 Monday, November 29, 2010 5:55 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 10137 Saturday, July 24, 2010 1:33 PM 
Flow verification James Royer 2 10101 Monday, October 25, 2010 12:34 PM 
managing activated sludge system during food shortage John Wang 2 10081 Wednesday, July 6, 2011 9:24 AM 
Outfall Shorezone Protection T. Butler 1 10081 Wednesday, March 17, 2010 12:14 PM 
transportation of dewatered alum sludge Doctor Sewage 0 9713 Monday, August 2, 2010 3:55 AM 
Bar screen upstream level sensor Larry Dolamore 2 9657 Friday, May 28, 2010 5:15 PM 
SBR Omniflow Jerry 0 9655 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 9510 Wednesday, September 22, 2010 2:15 PM 
Decanting solds & scum Dwayne 1 9465 Friday, June 19, 2015 6:28 AM 
Frozen tank Deerfield Wastewater 1 9155 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 9077 Wednesday, December 29, 2010 1:44 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8862 Friday, August 10, 2012 2:22 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 8824 Wednesday, January 5, 2011 9:15 AM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 8755 Thursday, January 21, 2010 8:23 PM 
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