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
Lost of pressure Chief 8 6187 Tuesday, March 15, 2011 7:02 AM 
managing activated sludge system during food shortage John Wang 2 8059 Wednesday, July 6, 2011 9:24 AM 
MBBR Media Tatya Tope 2 5206 Thursday, October 27, 2011 4:03 PM 
MBR sludge condition Elizabeth Lawrence 4 6526 Tuesday, March 22, 2011 10:29 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 9298 Sunday, May 2, 2010 1:28 PM 
Mercury Control Jason Graham 0 3788 Tuesday, November 29, 2011 2:09 PM 
Nitrate Lock Extended aeration Paul Robertson 0 4923 Thursday, December 26, 2013 11:19 AM 
Ocean Outfall assessment 01607899 0 2487 Wednesday, January 9, 2013 3:51 PM 
Operations help Victoria Caulfield 1 3888 Friday, May 4, 2012 11:10 AM 
Operators Meeting in WI Terry 0 11724 Friday, January 8, 2010 12:20 PM 
ORP control Mark Milne 2 8287 Friday, November 25, 2011 1:57 AM 
Outfall Shorezone Protection T. Butler 1 8173 Wednesday, March 17, 2010 12:14 PM 
Overheating wires with WEDECO UV system 01453718 0 716 Tuesday, August 7, 2012 2:46 PM 
Oxidation ditch 01645290 0 3150 Thursday, November 29, 2012 10:24 AM 
Oxidation Ditch Structural Assesment watertech 1 7598 Wednesday, September 22, 2010 2:15 PM 
Ozone for Fecal Coliform Reduction 17633991 0 1096 Sunday, April 14, 2013 6:36 PM 
P.H. Problems D.Mak 6 9808 Wednesday, September 21, 2011 7:27 AM 
pH of Mixed Liquor 17627563 0 2645 Monday, December 31, 2012 11:10 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9753 Friday, November 25, 2011 1:56 AM 
Portable Suspended Solids Analyzer 01471237 0 6232 Friday, August 16, 2013 9:42 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 9949 Sunday, November 13, 2011 11:00 PM 
Primary clarifier chain Chris 4 8669 Sunday, November 13, 2011 11:02 PM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6269 Tuesday, May 24, 2011 10:55 AM 
Quaternary Ammonium Compounds David Allen 3 12353 Monday, July 11, 2011 3:05 PM 
RAS lines and clarifier balancing R Siddens 1 3413 Thursday, February 2, 2012 5:17 AM 
reduction of flows cb 2 11146 Wednesday, January 27, 2010 9:24 AM 
Request for info regarding Trojan UV systems T.O.C. 5 8330 Friday, August 10, 2012 2:22 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9483 Monday, March 15, 2010 7:24 AM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 4705 Friday, August 19, 2011 10:46 AM 
salinity in activated sludge Greg Gress 2 4853 Thursday, June 14, 2012 5:21 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9712 Tuesday, February 23, 2010 12:45 AM 
SBR Omniflow Jerry 0 7732 Thursday, August 26, 2010 3:34 PM 
SCADA advice needed Dennis Hudson 4 8459 Thursday, October 28, 2010 3:54 PM 
Seasonal MLSS adjustment Joseph McDowell 2 15133 Sunday, April 11, 2010 2:01 PM 
Septage/Grease Screening Units Frederick Auermuller 0 3610 Tuesday, January 3, 2012 3:51 PM 
ski resort WWTP operation 01463964 0 737 Friday, August 10, 2012 2:24 PM 
tank numbering h2ochem 1 5787 Sunday, June 26, 2011 1:22 PM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 3704 Thursday, November 10, 2011 5:01 PM 
transportation of dewatered alum sludge Doctor Sewage 0 7899 Monday, August 2, 2010 3:55 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9665 Friday, May 28, 2010 3:30 PM 
Trash Racks before Parkson Screens? L Cipparone 1 3926 Sunday, October 9, 2011 7:23 PM 
Trash(tampons, etc.) problem land application Landbiosolid 1 5952 Tuesday, September 20, 2011 10:06 AM 
Using Mag Hydroxide Andres Vinent 3 2628 Monday, June 25, 2012 1:17 PM 
very low SVIs!! Deb 5 8460 Monday, November 29, 2010 5:55 PM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 4087 Tuesday, November 22, 2011 3:30 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6763 Thursday, January 21, 2010 8:23 PM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10755 Thursday, January 21, 2010 8:24 PM 
Wastewater Blog Grant Weaver 5 10046 Monday, May 7, 2012 4:15 AM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8080 Monday, August 8, 2011 1:17 PM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 5789 Sunday, November 13, 2011 11:03 PM 
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