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 15191 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12795 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12688 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12462 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12131 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12091 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11755 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11567 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11460 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11252 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10844 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10281 Sunday, November 13, 2011 10:59 PM 
color codes for equipment and pipes deepleveltrash 1 10219 Wednesday, March 31, 2010 4:38 PM 
Wastewater Blog Grant Weaver 5 10141 Monday, May 7, 2012 4:15 AM 
head loss at air diffused system Tiger 1 10120 Monday, July 5, 2010 11:55 AM 
floating sludge problem JC 1 10110 Saturday, April 24, 2010 6:42 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10058 Sunday, November 13, 2011 11:00 PM 
P.H. Problems D.Mak 6 9893 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9860 Friday, November 25, 2011 1:56 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9820 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9725 Friday, May 28, 2010 3:30 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9539 Saturday, November 26, 2011 10:20 AM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9511 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 9214 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9101 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 9086 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8811 Sunday, November 13, 2011 11:02 PM 
SCADA advice needed Dennis Hudson 4 8554 Thursday, October 28, 2010 3:54 PM 
very low SVIs!! Deb 5 8547 Monday, November 29, 2010 5:55 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8409 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8364 Friday, November 25, 2011 1:57 AM 
Outfall Shorezone Protection T. Butler 1 8282 Wednesday, March 17, 2010 12:14 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8275 Saturday, July 24, 2010 1:33 PM 
Flow verification James Royer 2 8234 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8174 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8157 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 7929 Monday, August 2, 2010 3:55 AM 
Portable Suspended Solids Analyzer 01471237 0 7863 Friday, August 16, 2013 9:42 AM 
SBR Omniflow Jerry 0 7829 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7687 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7343 Sunday, November 14, 2010 2:04 AM 
Control of algae growth on concrete with coatings? 01490632 0 7261 Tuesday, February 25, 2014 2:17 PM 
Frozen tank Deerfield Wastewater 1 7235 Sunday, November 13, 2011 11:01 PM 
Nitrate Lock Extended aeration Paul Robertson 0 7186 Thursday, December 26, 2013 11:19 AM 
Caroling Sewermen Victor Santa Cruz 0 7111 Wednesday, December 29, 2010 1:44 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6851 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6786 Wednesday, January 5, 2011 9:15 AM 
MBR sludge condition Elizabeth Lawrence 4 6577 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6472 Thursday, February 24, 2011 9:13 AM 
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