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 

RSS Feed Search
Operation and Maintenance
  Topics Topic Starter Replies Views Last Post
Seasonal MLSS adjustment Joseph McDowell 2 16714 Sunday, April 11, 2010 2:01 PM 
Control of algae growth on concrete with coatings? 01490632 0 16376 Tuesday, February 25, 2014 2:17 PM 
Portable Suspended Solids Analyzer 01471237 0 16170 Friday, August 16, 2013 9:42 AM 
Nitrate Lock Extended aeration Paul Robertson 0 16084 Thursday, December 26, 2013 11:19 AM 
Chemical Phosphorus Removal Tyrone McCabe 6 14870 Sunday, July 25, 2010 9:08 PM 
disinfection with paracetic acid mgille 8 14112 Tuesday, July 6, 2010 10:33 AM 
Quaternary Ammonium Compounds David Allen 3 14052 Monday, July 11, 2011 3:05 PM 
aerobic digester-very high solids-odor problem jim 4 13666 Sunday, May 16, 2010 5:13 PM 
Activated sludge process -WAS claculation Azmathulla Zaffrulla 2 13586 Sunday, April 3, 2011 6:07 AM 
Digester Gas Piping GB Gehrke 6 13300 Wednesday, November 23, 2011 7:45 AM 
Operators Meeting in WI Terry 0 13274 Friday, January 8, 2010 12:20 PM 
Chlorine survival in activated sludge Jurek 6 13129 Sunday, November 13, 2011 11:03 PM 
reduction of flows cb 2 12722 Wednesday, January 27, 2010 9:24 AM 
Alien Bugs(2) 01663302 0 12519 Monday, December 23, 2013 10:09 AM 
Wastewater Blog Grant Weaver 5 12451 Monday, May 7, 2012 4:15 AM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 12295 Thursday, January 21, 2010 8:24 PM 
High fecal coliform results Carmine Goneconte 7 12127 Sunday, November 13, 2011 10:59 PM 
Polyethylene Glycol Treatability Keith Chapman 1 11732 Friday, November 25, 2011 1:56 AM 
color codes for equipment and pipes deepleveltrash 1 11649 Wednesday, March 31, 2010 4:38 PM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 11580 Sunday, November 13, 2011 11:00 PM 
head loss at air diffused system Tiger 1 11554 Monday, July 5, 2010 11:55 AM 
Anaerobic sludge digestion Magnesium hyroxide slug mack72 2 11520 Saturday, November 26, 2011 10:20 AM 
P.H. Problems D.Mak 6 11476 Wednesday, September 21, 2011 7:27 AM 
floating sludge problem JC 1 11474 Saturday, April 24, 2010 6:42 PM 
Sand filters Flow rate peak cals..... SHARIFF 1 11271 Tuesday, February 23, 2010 12:45 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 11144 Friday, May 28, 2010 3:30 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 10959 Monday, March 15, 2010 7:24 AM 
BNR Internal Recycle Cooper 0 10953 Wednesday, January 28, 2015 8:27 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 10845 Sunday, May 2, 2010 1:28 PM 
Bar screen upstream level sensor Larry Dolamore 2 10578 Friday, May 28, 2010 5:15 PM 
excessive dark foam on aeration tanks Mark 3 10569 Tuesday, April 5, 2011 11:33 AM 
grey slime in trickling filters & SBRs Todd Boling 0 10495 Saturday, May 1, 2010 4:19 PM 
Primary clarifier chain Chris 4 10397 Sunday, November 13, 2011 11:02 PM 
aerobic-anoxic operation ale 0 10285 Sunday, November 14, 2010 2:04 AM 
Request for info regarding Trojan UV systems T.O.C. 5 10202 Friday, August 10, 2012 2:22 PM 
ORP control Mark Milne 2 10110 Friday, November 25, 2011 1:57 AM 
SCADA advice needed Dennis Hudson 4 10020 Thursday, October 28, 2010 3:54 PM 
very low SVIs!! Deb 5 10011 Monday, November 29, 2010 5:55 PM 
Where to sell New Surplus Siemens Clarifier Drive ? surplusbuyer 1 9764 Saturday, July 24, 2010 1:33 PM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 9723 Monday, August 8, 2011 1:17 PM 
Flow verification James Royer 2 9676 Monday, October 25, 2010 12:34 PM 
Outfall Shorezone Protection T. Butler 1 9662 Wednesday, March 17, 2010 12:14 PM 
managing activated sludge system during food shortage John Wang 2 9579 Wednesday, July 6, 2011 9:24 AM 
transportation of dewatered alum sludge Doctor Sewage 0 9329 Monday, August 2, 2010 3:55 AM 
SBR Omniflow Jerry 0 9256 Thursday, August 26, 2010 3:34 PM 
Oxidation Ditch Structural Assesment watertech 1 9134 Wednesday, September 22, 2010 2:15 PM 
Decanting solds & scum Dwayne 1 8957 Friday, June 19, 2015 6:28 AM 
Frozen tank Deerfield Wastewater 1 8750 Sunday, November 13, 2011 11:01 PM 
Caroling Sewermen Victor Santa Cruz 0 8611 Wednesday, December 29, 2010 1:44 PM 
Wastewater operator training opportunity at Wausau, Wisconsin February 1, 2011. Terry 0 8356 Wednesday, January 5, 2011 9:15 AM 
 1 2 3 Next