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 17598 Sunday, April 11, 2010 2:01 PM 
Control of algae growth on concrete with coatings? 01490632 0 17434 Tuesday, February 25, 2014 2:17 PM 
Portable Suspended Solids Analyzer 01471237 0 17143 Friday, August 16, 2013 9:42 AM 
Nitrate Lock Extended aeration Paul Robertson 0 17137 Thursday, December 26, 2013 11:19 AM 
Chemical Phosphorus Removal Tyrone McCabe 6 16111 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 14987 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 14946 Monday, July 11, 2011 3:05 PM 
aerobic digester-very high solids-odor problem jim 4 14634 Sunday, May 16, 2010 5:13 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 14607 Sunday, April 3, 2011 6:07 AM 
Operators Meeting in WI Terry 0 14239 Friday, January 8, 2010 12:20 PM 
Chlorine survival in activated sludge Jurek 6 14047 Sunday, November 13, 2011 11:03 PM 
Wastewater Blog Grant Weaver 5 13965 Monday, May 7, 2012 4:15 AM 
reduction of flows cb 2 13536 Wednesday, January 27, 2010 9:24 AM 
High fecal coliform results Carmine Goneconte 7 13531 Sunday, November 13, 2011 10:59 PM 
Alien Bugs(2) 01663302 0 13485 Monday, December 23, 2013 10:09 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 13141 Thursday, January 21, 2010 8:24 PM 
color codes for equipment and pipes deepleveltrash 1 12814 Wednesday, March 31, 2010 4:38 PM 
Digester Gas Piping GB Gehrke 6 12806 Wednesday, November 23, 2011 7:45 AM 
Polyethylene Glycol Treatability Keith Chapman 1 12803 Friday, November 25, 2011 1:56 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 12698 Saturday, November 26, 2011 10:20 AM 
P.H. Problems D.Mak 6 12388 Wednesday, September 21, 2011 7:27 AM 
head loss at air diffused system Tiger 1 12368 Monday, July 5, 2010 11:55 AM 
floating sludge problem JC 1 12266 Saturday, April 24, 2010 6:42 PM 
Sand filters Flow rate peak cals..... SHARIFF 1 12087 Tuesday, February 23, 2010 12:45 AM 
aerobic-anoxic operation ale 0 11997 Sunday, November 14, 2010 2:04 AM 
BNR Internal Recycle Cooper 0 11994 Wednesday, January 28, 2015 8:27 PM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 11949 Friday, May 28, 2010 3:30 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 11780 Monday, March 15, 2010 7:24 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 11672 Sunday, May 2, 2010 1:28 PM 
excessive dark foam on aeration tanks Mark 3 11413 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 11399 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 11327 Sunday, November 13, 2011 11:02 PM 
ORP control Mark Milne 2 11111 Friday, November 25, 2011 1:57 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10962 Sunday, November 13, 2011 11:00 PM 
SCADA advice needed Dennis Hudson 4 10877 Thursday, October 28, 2010 3:54 PM 
very low SVIs!! Deb 5 10813 Monday, November 29, 2010 5:55 PM 
Flow verification James Royer 2 10614 Monday, October 25, 2010 12:34 PM 
managing activated sludge system during food shortage John Wang 2 10564 Wednesday, July 6, 2011 9:24 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 10555 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 10519 Wednesday, March 17, 2010 12:14 PM 
transportation of dewatered alum sludge Doctor Sewage 0 10130 Monday, August 2, 2010 3:55 AM 
Decanting solds & scum Dwayne 1 10077 Friday, June 19, 2015 6:28 AM 
SBR Omniflow Jerry 0 10066 Thursday, August 26, 2010 3:34 PM 
Bar screen upstream level sensor Larry Dolamore 2 10043 Friday, May 28, 2010 5:15 PM 
Oxidation Ditch Structural Assesment watertech 1 9934 Wednesday, September 22, 2010 2:15 PM 
Caroling Sewermen Victor Santa Cruz 0 9572 Wednesday, December 29, 2010 1:44 PM 
Frozen tank Deerfield Wastewater 1 9571 Sunday, November 13, 2011 11:01 PM 
Request for info regarding Trojan UV systems T.O.C. 5 9413 Friday, August 10, 2012 2:22 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 9351 Wednesday, January 5, 2011 9:15 AM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 9192 Thursday, January 21, 2010 8:23 PM 
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