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 15291 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12894 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12684 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12645 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12213 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12156 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11829 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11641 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11561 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11346 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10990 Thursday, January 21, 2010 8:24 PM 
Portable Suspended Solids Analyzer 01471237 0 10667 Friday, August 16, 2013 9:42 AM 
Control of algae growth on concrete with coatings? 01490632 0 10492 Tuesday, February 25, 2014 2:17 PM 
Wastewater Blog Grant Weaver 5 10406 Monday, May 7, 2012 4:15 AM 
High fecal coliform results Carmine Goneconte 7 10380 Sunday, November 13, 2011 10:59 PM 
color codes for equipment and pipes deepleveltrash 1 10359 Wednesday, March 31, 2010 4:38 PM 
floating sludge problem JC 1 10241 Saturday, April 24, 2010 6:42 PM 
head loss at air diffused system Tiger 1 10203 Monday, July 5, 2010 11:55 AM 
Nitrate Lock Extended aeration Paul Robertson 0 10193 Thursday, December 26, 2013 11:19 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10139 Sunday, November 13, 2011 11:00 PM 
P.H. Problems D.Mak 6 10052 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9888 Friday, November 25, 2011 1:56 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9881 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9858 Friday, May 28, 2010 3:30 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9674 Monday, March 15, 2010 7:24 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9594 Saturday, November 26, 2011 10:20 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9533 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 9228 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9156 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 9114 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8891 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8681 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8650 Thursday, October 28, 2010 3:54 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8531 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8494 Friday, November 25, 2011 1:57 AM 
Outfall Shorezone Protection T. Butler 1 8411 Wednesday, March 17, 2010 12:14 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8369 Saturday, July 24, 2010 1:33 PM 
Flow verification James Royer 2 8329 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8312 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8263 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 8068 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7976 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7828 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7462 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7332 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7198 Wednesday, December 29, 2010 1:44 PM 
Alien Bugs(2) 01663302 0 7110 Monday, December 23, 2013 10:09 AM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6922 Wednesday, January 5, 2011 9:15 AM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6902 Thursday, January 21, 2010 8:23 PM 
MBR sludge condition Elizabeth Lawrence 4 6627 Tuesday, March 22, 2011 10:29 PM 
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