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 15077 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12724 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12522 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12332 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12024 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 11981 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11648 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11493 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11356 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11148 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10745 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10106 Sunday, November 13, 2011 10:59 PM 
color codes for equipment and pipes deepleveltrash 1 10098 Wednesday, March 31, 2010 4:38 PM 
Wastewater Blog Grant Weaver 5 10042 Monday, May 7, 2012 4:15 AM 
head loss at air diffused system Tiger 1 10026 Monday, July 5, 2010 11:55 AM 
floating sludge problem JC 1 10007 Saturday, April 24, 2010 6:42 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 9949 Sunday, November 13, 2011 11:00 PM 
P.H. Problems D.Mak 6 9752 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9741 Friday, November 25, 2011 1:56 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9714 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9629 Friday, May 28, 2010 3:30 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9437 Saturday, November 26, 2011 10:20 AM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9422 Monday, March 15, 2010 7:24 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9298 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 9090 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9038 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 8969 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8652 Sunday, November 13, 2011 11:02 PM 
SCADA advice needed Dennis Hudson 4 8452 Thursday, October 28, 2010 3:54 PM 
very low SVIs!! Deb 5 8445 Monday, November 29, 2010 5:55 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8308 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8266 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8218 Saturday, July 24, 2010 1:33 PM 
Flow verification James Royer 2 8155 Monday, October 25, 2010 12:34 PM 
Outfall Shorezone Protection T. Butler 1 8146 Wednesday, March 17, 2010 12:14 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8073 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8040 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 7839 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7734 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7596 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7258 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7124 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7054 Wednesday, December 29, 2010 1:44 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6731 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6710 Wednesday, January 5, 2011 9:15 AM 
MBR sludge condition Elizabeth Lawrence 4 6455 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6399 Thursday, February 24, 2011 9:13 AM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6348 Tuesday, May 17, 2011 11:14 AM 
Portable Suspended Solids Analyzer 01471237 0 6284 Friday, August 16, 2013 9:42 AM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6263 Tuesday, May 24, 2011 10:55 AM 
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