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 15061 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12709 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12513 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12309 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12015 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 11969 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11686 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11422 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11339 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11129 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10743 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10090 Sunday, November 13, 2011 10:59 PM 
color codes for equipment and pipes deepleveltrash 1 10086 Wednesday, March 31, 2010 4:38 PM 
head loss at air diffused system Tiger 1 10017 Monday, July 5, 2010 11:55 AM 
Wastewater Blog Grant Weaver 5 10014 Monday, May 7, 2012 4:15 AM 
floating sludge problem JC 1 9999 Saturday, April 24, 2010 6:42 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 9926 Sunday, November 13, 2011 11:00 PM 
P.H. Problems D.Mak 6 9738 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9734 Friday, November 25, 2011 1:56 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9692 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9632 Friday, May 28, 2010 3:30 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9473 Monday, March 15, 2010 7:24 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9405 Saturday, November 26, 2011 10:20 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9287 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 9090 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9008 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 8973 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8632 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8428 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8427 Thursday, October 28, 2010 3:54 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8297 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8253 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8183 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8142 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 8101 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8069 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8033 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 7834 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7721 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7576 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7253 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7119 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7004 Wednesday, December 29, 2010 1:44 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6719 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6700 Wednesday, January 5, 2011 9:15 AM 
MBR sludge condition Elizabeth Lawrence 4 6438 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6422 Thursday, February 24, 2011 9:13 AM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6310 Tuesday, May 17, 2011 11:14 AM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6242 Tuesday, May 24, 2011 10:55 AM 
Lost of pressure Chief 8 6203 Tuesday, March 15, 2011 7:02 AM 
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