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 15192 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12822 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12736 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12594 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12151 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12142 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11886 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11591 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11513 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11293 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10889 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10333 Sunday, November 13, 2011 10:59 PM 
Wastewater Blog Grant Weaver 5 10235 Monday, May 7, 2012 4:15 AM 
color codes for equipment and pipes deepleveltrash 1 10229 Wednesday, March 31, 2010 4:38 PM 
head loss at air diffused system Tiger 1 10213 Monday, July 5, 2010 11:55 AM 
floating sludge problem JC 1 10109 Saturday, April 24, 2010 6:42 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10094 Sunday, November 13, 2011 11:00 PM 
P.H. Problems D.Mak 6 10058 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9913 Friday, November 25, 2011 1:56 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9840 Friday, May 28, 2010 3:30 PM 
Sand filters Flow rate peak cals..... SHARIFF 1 9829 Tuesday, February 23, 2010 12:45 AM 
Portable Suspended Solids Analyzer 01471237 0 9657 Friday, August 16, 2013 9:42 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9565 Saturday, November 26, 2011 10:20 AM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9563 Monday, March 15, 2010 7:24 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9432 Sunday, May 2, 2010 1:28 PM 
Control of algae growth on concrete with coatings? 01490632 0 9389 Tuesday, February 25, 2014 2:17 PM 
Bar screen upstream level sensor Larry Dolamore 2 9233 Friday, May 28, 2010 5:15 PM 
Nitrate Lock Extended aeration Paul Robertson 0 9184 Thursday, December 26, 2013 11:19 AM 
excessive dark foam on aeration tanks Mark 3 9178 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 9136 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8812 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8582 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8577 Thursday, October 28, 2010 3:54 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8494 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8412 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8339 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8317 Wednesday, March 17, 2010 12:14 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8304 Monday, August 8, 2011 1:17 PM 
Flow verification James Royer 2 8226 Monday, October 25, 2010 12:34 PM 
managing activated sludge system during food shortage John Wang 2 8179 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 7971 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7847 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7777 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7534 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7302 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7182 Wednesday, December 29, 2010 1:44 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 7001 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6823 Wednesday, January 5, 2011 9:15 AM 
MBR sludge condition Elizabeth Lawrence 4 6600 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6496 Thursday, February 24, 2011 9:13 AM 
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