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 14787 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12413 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12221 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12038 Monday, July 11, 2011 3:05 PM 
aerobic digester-very high solids-odor problem jim 4 11872 Sunday, May 16, 2010 5:13 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 11828 Sunday, April 3, 2011 6:07 AM 
Operators Meeting in WI Terry 0 11394 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11070 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11008 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 10919 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10508 Thursday, January 21, 2010 8:24 PM 
color codes for equipment and pipes deepleveltrash 1 9827 Wednesday, March 31, 2010 4:38 PM 
head loss at air diffused system Tiger 1 9789 Monday, July 5, 2010 11:55 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 9774 Sunday, November 13, 2011 11:00 PM 
Wastewater Blog Grant Weaver 5 9718 Monday, May 7, 2012 4:15 AM 
floating sludge problem JC 1 9713 Saturday, April 24, 2010 6:42 PM 
High fecal coliform results Carmine Goneconte 7 9697 Sunday, November 13, 2011 10:59 PM 
Sand filters Flow rate peak cals..... SHARIFF 1 9466 Tuesday, February 23, 2010 12:45 AM 
P.H. Problems D.Mak 6 9448 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9398 Friday, November 25, 2011 1:56 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9357 Friday, May 28, 2010 3:30 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9169 Monday, March 15, 2010 7:24 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9081 Saturday, November 26, 2011 10:20 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9025 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 8838 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 8826 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 8816 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8322 Sunday, November 13, 2011 11:02 PM 
SCADA advice needed Dennis Hudson 4 8163 Thursday, October 28, 2010 3:54 PM 
very low SVIs!! Deb 5 8152 Monday, November 29, 2010 5:55 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 7975 Saturday, July 24, 2010 1:33 PM 
Request for info regarding Trojan UV systems T.O.C. 5 7969 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 7908 Friday, November 25, 2011 1:57 AM 
Outfall Shorezone Protection T. Butler 1 7908 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 7836 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 7814 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 7732 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 7562 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7476 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7324 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7004 Sunday, November 14, 2010 2:04 AM 
Caroling Sewermen Victor Santa Cruz 0 6843 Wednesday, December 29, 2010 1:44 PM 
Frozen tank Deerfield Wastewater 1 6807 Sunday, November 13, 2011 11:01 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6487 Wednesday, January 5, 2011 9:15 AM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6430 Thursday, January 21, 2010 8:23 PM 
MBR sludge condition Elizabeth Lawrence 4 6172 Tuesday, March 22, 2011 10:29 PM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6109 Tuesday, May 24, 2011 10:55 AM 
High COD Results evik 1 6079 Thursday, February 24, 2011 9:13 AM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6052 Tuesday, May 17, 2011 11:14 AM 
Lost of pressure Chief 8 5864 Tuesday, March 15, 2011 7:02 AM 
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