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 15085 Sunday, April 11, 2010 2:01 PM 
Chemical Phosphorus Removal Tyrone McCabe 6 12739 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 12528 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 12355 Monday, July 11, 2011 3:05 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 12046 Sunday, April 3, 2011 6:07 AM 
aerobic digester-very high solids-odor problem jim 4 11997 Sunday, May 16, 2010 5:13 PM 
Operators Meeting in WI Terry 0 11657 Friday, January 8, 2010 12:20 PM 
Digester Gas Piping GB Gehrke 6 11450 Wednesday, November 23, 2011 7:45 AM 
Chlorine survival in activated sludge Jurek 6 11368 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 11165 Wednesday, January 27, 2010 9:24 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10757 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 10168 Sunday, November 13, 2011 10:59 PM 
color codes for equipment and pipes deepleveltrash 1 10124 Wednesday, March 31, 2010 4:38 PM 
head loss at air diffused system Tiger 1 10085 Monday, July 5, 2010 11:55 AM 
Wastewater Blog Grant Weaver 5 10040 Monday, May 7, 2012 4:15 AM 
floating sludge problem JC 1 10023 Saturday, April 24, 2010 6:42 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 9979 Sunday, November 13, 2011 11:00 PM 
P.H. Problems D.Mak 6 9800 Wednesday, September 21, 2011 7:27 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9778 Friday, November 25, 2011 1:56 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9735 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9645 Friday, May 28, 2010 3:30 PM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 9434 Saturday, November 26, 2011 10:20 AM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9433 Monday, March 15, 2010 7:24 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 9145 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 9064 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 8986 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 8732 Sunday, November 13, 2011 11:02 PM 
very low SVIs!! Deb 5 8475 Monday, November 29, 2010 5:55 PM 
SCADA advice needed Dennis Hudson 4 8452 Thursday, October 28, 2010 3:54 PM 
Request for info regarding Trojan UV systems T.O.C. 5 8417 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 8274 Friday, November 25, 2011 1:57 AM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 8204 Saturday, July 24, 2010 1:33 PM 
Outfall Shorezone Protection T. Butler 1 8165 Wednesday, March 17, 2010 12:14 PM 
Flow verification James Royer 2 8127 Monday, October 25, 2010 12:34 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8116 Monday, August 8, 2011 1:17 PM 
managing activated sludge system during food shortage John Wang 2 8082 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 7879 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 7745 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 7615 Wednesday, September 22, 2010 2:15 PM 
aerobic-anoxic operation ale 0 7268 Sunday, November 14, 2010 2:04 AM 
Frozen tank Deerfield Wastewater 1 7180 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 7050 Wednesday, December 29, 2010 1:44 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6748 Thursday, January 21, 2010 8:23 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 6714 Wednesday, January 5, 2011 9:15 AM 
Portable Suspended Solids Analyzer 01471237 0 6492 Friday, August 16, 2013 9:42 AM 
MBR sludge condition Elizabeth Lawrence 4 6469 Tuesday, March 22, 2011 10:29 PM 
High COD Results evik 1 6453 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 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6312 Tuesday, May 24, 2011 10:55 AM 
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