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 15130 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12771 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12572 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12398 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12073 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12037 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11714 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11501 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11417 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11189 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10797 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10196 Sunday, November 13, 2011 10:59 PM 
Wastewater Blog Grant Weaver 5 10161 Monday, May 7, 2012 4:15 AM 
color codes for equipment and pipes deepleveltrash 1 10145 Wednesday, March 31, 2010 4:38 PM 
head loss at air diffused system Tiger 1 10078 Monday, July 5, 2010 11:55 AM 
floating sludge problem JC 1 10052 Saturday, April 24, 2010 6:42 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10038 Sunday, November 13, 2011 11:00 PM 
Polyethylene Glycol Treatability Keith Chapman 1 9827 Friday, November 25, 2011 1:56 AM 
P.H. Problems D.Mak 6 9807 Wednesday, September 21, 2011 7:27 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9767 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9683 Friday, May 28, 2010 3:30 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9488 Saturday, November 26, 2011 10:20 AM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9477 Monday, March 15, 2010 7:24 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9361 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 9153 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9058 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 9015 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8717 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8504 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8494 Thursday, October 28, 2010 3:54 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8378 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8365 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8244 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8209 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 8165 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8132 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8096 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 7889 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7790 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7653 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7313 Sunday, November 14, 2010 2:04 AM 
Portable Suspended Solids Analyzer 01471237 0 7238 Friday, August 16, 2013 9:42 AM 
Frozen tank Deerfield Wastewater 1 7199 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7067 Wednesday, December 29, 2010 1:44 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6785 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6768 Wednesday, January 5, 2011 9:15 AM 
MBR sludge condition Elizabeth Lawrence 4 6509 Tuesday, March 22, 2011 10:29 PM 
Nitrate Lock Extended aeration Paul Robertson 0 6455 Thursday, December 26, 2013 11:19 AM 
High COD Results evik 1 6430 Thursday, February 24, 2011 9:13 AM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6364 Tuesday, May 17, 2011 11:14 AM 
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