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 15073 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12714 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12531 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12359 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12060 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12007 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 11469 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11387 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11177 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10749 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10111 Sunday, November 13, 2011 10:59 PM 
color codes for equipment and pipes deepleveltrash 1 10109 Wednesday, March 31, 2010 4:38 PM 
floating sludge problem JC 1 10068 Saturday, April 24, 2010 6:42 PM 
Wastewater Blog Grant Weaver 5 10054 Monday, May 7, 2012 4:15 AM 
head loss at air diffused system Tiger 1 10043 Monday, July 5, 2010 11:55 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 9952 Sunday, November 13, 2011 11:00 PM 
Polyethylene Glycol Treatability Keith Chapman 1 9776 Friday, November 25, 2011 1:56 AM 
P.H. Problems D.Mak 6 9757 Wednesday, September 21, 2011 7:27 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9742 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9638 Friday, May 28, 2010 3:30 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9509 Monday, March 15, 2010 7:24 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9446 Saturday, November 26, 2011 10:20 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9325 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 9108 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9023 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 8984 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8658 Sunday, November 13, 2011 11:02 PM 
SCADA advice needed Dennis Hudson 4 8489 Thursday, October 28, 2010 3:54 PM 
very low SVIs!! Deb 5 8447 Monday, November 29, 2010 5:55 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8372 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8264 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8196 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8152 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 8141 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8090 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 7843 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7759 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7627 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7271 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7129 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7047 Wednesday, December 29, 2010 1:44 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6729 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6702 Wednesday, January 5, 2011 9:15 AM 
MBR sludge condition Elizabeth Lawrence 4 6480 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6379 Thursday, February 24, 2011 9:13 AM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6326 Tuesday, May 17, 2011 11:14 AM 
Portable Suspended Solids Analyzer 01471237 0 6265 Friday, August 16, 2013 9:42 AM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6250 Tuesday, May 24, 2011 10:55 AM 
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