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 12763 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12585 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12380 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12082 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 12063 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11696 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11507 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11416 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11229 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10787 Thursday, January 21, 2010 8:24 PM 
color codes for equipment and pipes deepleveltrash 1 10176 Wednesday, March 31, 2010 4:38 PM 
High fecal coliform results Carmine Goneconte 7 10162 Sunday, November 13, 2011 10:59 PM 
floating sludge problem JC 1 10114 Saturday, April 24, 2010 6:42 PM 
head loss at air diffused system Tiger 1 10095 Monday, July 5, 2010 11:55 AM 
Wastewater Blog Grant Weaver 5 10077 Monday, May 7, 2012 4:15 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10009 Sunday, November 13, 2011 11:00 PM 
Sand filters Flow rate peak cals..... SHARIFF 1 9833 Tuesday, February 23, 2010 12:45 AM 
P.H. Problems D.Mak 6 9810 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9789 Friday, November 25, 2011 1:56 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9749 Friday, May 28, 2010 3:30 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9550 Monday, March 15, 2010 7:24 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9491 Saturday, November 26, 2011 10:20 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9353 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 9215 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9152 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 9024 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8698 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8498 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8492 Thursday, October 28, 2010 3:54 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8369 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8308 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8284 Saturday, July 24, 2010 1:33 PM 
Flow verification James Royer 2 8250 Monday, October 25, 2010 12:34 PM 
Outfall Shorezone Protection T. Butler 1 8180 Wednesday, March 17, 2010 12:14 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8173 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8084 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 7908 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7768 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7646 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7326 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7153 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7094 Wednesday, December 29, 2010 1:44 PM 
Portable Suspended Solids Analyzer 01471237 0 6841 Friday, August 16, 2013 9:42 AM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6774 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6752 Wednesday, January 5, 2011 9:15 AM 
MBR sludge condition Elizabeth Lawrence 4 6494 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6485 Thursday, February 24, 2011 9:13 AM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6414 Tuesday, May 17, 2011 11:14 AM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6348 Tuesday, May 24, 2011 10:55 AM 
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