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 15219 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12867 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12772 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12468 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12141 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12110 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11924 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11664 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11541 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11264 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10915 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10307 Sunday, November 13, 2011 10:59 PM 
color codes for equipment and pipes deepleveltrash 1 10243 Wednesday, March 31, 2010 4:38 PM 
Wastewater Blog Grant Weaver 5 10199 Monday, May 7, 2012 4:15 AM 
floating sludge problem JC 1 10143 Saturday, April 24, 2010 6:42 PM 
head loss at air diffused system Tiger 1 10140 Monday, July 5, 2010 11:55 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10097 Sunday, November 13, 2011 11:00 PM 
P.H. Problems D.Mak 6 9986 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9940 Friday, November 25, 2011 1:56 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9860 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9750 Friday, May 28, 2010 3:30 PM 
Portable Suspended Solids Analyzer 01471237 0 9735 Friday, August 16, 2013 9:42 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9558 Saturday, November 26, 2011 10:20 AM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9539 Monday, March 15, 2010 7:24 AM 
Control of algae growth on concrete with coatings? 01490632 0 9466 Tuesday, February 25, 2014 2:17 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 9437 Sunday, May 2, 2010 1:28 PM 
Nitrate Lock Extended aeration Paul Robertson 0 9255 Thursday, December 26, 2013 11:19 AM 
Bar screen upstream level sensor Larry Dolamore 2 9211 Friday, May 28, 2010 5:15 PM 
grey slime in trickling filters & SBRs Todd Boling 0 9180 Saturday, May 1, 2010 4:19 PM 
excessive dark foam on aeration tanks Mark 3 9116 Tuesday, April 5, 2011 11:33 AM 
Primary clarifier chain Chris 4 8854 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8632 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8561 Thursday, October 28, 2010 3:54 PM 
ORP control Mark Milne 2 8462 Friday, November 25, 2011 1:57 AM 
Request for info regarding Trojan UV systems T.O.C. 5 8453 Friday, August 10, 2012 2:22 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8356 Monday, August 8, 2011 1:17 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8303 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8275 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 8224 Monday, October 25, 2010 12:34 PM 
managing activated sludge system during food shortage John Wang 2 8219 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 8012 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7848 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7701 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7364 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7273 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7132 Wednesday, December 29, 2010 1:44 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6857 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 6564 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6493 Thursday, February 24, 2011 9:13 AM 
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