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 12729 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12525 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12349 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12052 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 11995 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11642 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11458 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11372 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11168 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10759 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10105 Sunday, November 13, 2011 10:59 PM 
color codes for equipment and pipes deepleveltrash 1 10100 Wednesday, March 31, 2010 4:38 PM 
floating sludge problem JC 1 10061 Saturday, April 24, 2010 6:42 PM 
Wastewater Blog Grant Weaver 5 10041 Monday, May 7, 2012 4:15 AM 
head loss at air diffused system Tiger 1 10035 Monday, July 5, 2010 11:55 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 9965 Sunday, November 13, 2011 11:00 PM 
Polyethylene Glycol Treatability Keith Chapman 1 9764 Friday, November 25, 2011 1:56 AM 
P.H. Problems D.Mak 6 9753 Wednesday, September 21, 2011 7:27 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9736 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9631 Friday, May 28, 2010 3:30 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9501 Monday, March 15, 2010 7:24 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9432 Saturday, November 26, 2011 10:20 AM 
Measuring grit accumulation in a tank Larry Dolamore 2 9318 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 9100 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9012 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 8975 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8643 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8491 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8481 Thursday, October 28, 2010 3:54 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8364 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8261 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8231 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8147 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 8136 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8082 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8054 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 7852 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7753 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7621 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7266 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7142 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7037 Wednesday, December 29, 2010 1:44 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6724 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6720 Wednesday, January 5, 2011 9:15 AM 
MBR sludge condition Elizabeth Lawrence 4 6472 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6452 Thursday, February 24, 2011 9:13 AM 
Free webinar: pharmaceutical disposal and preventing pollution NRWA CW 1 6316 Tuesday, May 17, 2011 11:14 AM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6262 Tuesday, May 24, 2011 10:55 AM 
Portable Suspended Solids Analyzer 01471237 0 6258 Friday, August 16, 2013 9:42 AM 
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