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 15175 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12806 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12631 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12461 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12157 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12076 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11736 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11550 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11452 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11221 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10841 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10257 Sunday, November 13, 2011 10:59 PM 
Wastewater Blog Grant Weaver 5 10221 Monday, May 7, 2012 4:15 AM 
color codes for equipment and pipes deepleveltrash 1 10186 Wednesday, March 31, 2010 4:38 PM 
head loss at air diffused system Tiger 1 10115 Monday, July 5, 2010 11:55 AM 
floating sludge problem JC 1 10097 Saturday, April 24, 2010 6:42 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10066 Sunday, November 13, 2011 11:00 PM 
P.H. Problems D.Mak 6 9942 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9862 Friday, November 25, 2011 1:56 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9804 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9712 Friday, May 28, 2010 3:30 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9531 Saturday, November 26, 2011 10:20 AM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9512 Monday, March 15, 2010 7:24 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9404 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 9218 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9100 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 9053 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8778 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8544 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8529 Thursday, October 28, 2010 3:54 PM 
Portable Suspended Solids Analyzer 01471237 0 8441 Friday, August 16, 2013 9:42 AM 
Request for info regarding Trojan UV systems T.O.C. 5 8426 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8384 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8320 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8247 Wednesday, March 17, 2010 12:14 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8212 Monday, August 8, 2011 1:17 PM 
Flow verification James Royer 2 8201 Monday, October 25, 2010 12:34 PM 
managing activated sludge system during food shortage John Wang 2 8146 Wednesday, July 6, 2011 9:24 AM 
Control of algae growth on concrete with coatings? 01490632 0 7973 Tuesday, February 25, 2014 2:17 PM 
transportation of dewatered alum sludge Doctor Sewage 0 7928 Monday, August 2, 2010 3:55 AM 
Nitrate Lock Extended aeration Paul Robertson 0 7835 Thursday, December 26, 2013 11:19 AM 
SBR Omniflow Jerry 0 7827 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7689 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7354 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7232 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7111 Wednesday, December 29, 2010 1:44 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6844 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6798 Wednesday, January 5, 2011 9:15 AM 
MBR sludge condition Elizabeth Lawrence 4 6541 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6475 Thursday, February 24, 2011 9:13 AM 
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