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 15093 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12644 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12449 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12320 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12017 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12011 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11642 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11420 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11343 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11092 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10684 Thursday, January 21, 2010 8:24 PM 
color codes for equipment and pipes deepleveltrash 1 10083 Wednesday, March 31, 2010 4:38 PM 
High fecal coliform results Carmine Goneconte 7 10062 Sunday, November 13, 2011 10:59 PM 
head loss at air diffused system Tiger 1 10028 Monday, July 5, 2010 11:55 AM 
Wastewater Blog Grant Weaver 5 9989 Monday, May 7, 2012 4:15 AM 
floating sludge problem JC 1 9942 Saturday, April 24, 2010 6:42 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 9874 Sunday, November 13, 2011 11:00 PM 
P.H. Problems D.Mak 6 9761 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9746 Friday, November 25, 2011 1:56 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9721 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9594 Friday, May 28, 2010 3:30 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9438 Monday, March 15, 2010 7:24 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9370 Saturday, November 26, 2011 10:20 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9307 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 9108 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9014 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 8974 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8559 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8455 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8434 Thursday, October 28, 2010 3:54 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8337 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8252 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8191 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8154 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 8063 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8055 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8019 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 7855 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7739 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7601 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7205 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7055 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7005 Wednesday, December 29, 2010 1:44 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6721 Wednesday, January 5, 2011 9:15 AM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6684 Thursday, January 21, 2010 8:23 PM 
MBR sludge condition Elizabeth Lawrence 4 6467 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6375 Thursday, February 24, 2011 9:13 AM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6336 Tuesday, May 17, 2011 11:14 AM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6244 Tuesday, May 24, 2011 10:55 AM 
Lost of pressure Chief 8 6204 Tuesday, March 15, 2011 7:02 AM 
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