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 6254 Tuesday, March 15, 2011 7:02 AM 
managing activated sludge system during food shortage John Wang 2 8111 Wednesday, July 6, 2011 9:24 AM 
MBBR Media Tatya Tope 2 5282 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 9375 Sunday, May 2, 2010 1:28 PM 
Mercury Control Jason Graham 0 3865 Tuesday, November 29, 2011 2:09 PM 
Nitrate Lock Extended aeration Paul Robertson 0 6751 Thursday, December 26, 2013 11:19 AM 
Ocean Outfall assessment 01607899 0 2555 Wednesday, January 9, 2013 3:51 PM 
Operations help Victoria Caulfield 1 3964 Friday, May 4, 2012 11:10 AM 
Operators Meeting in WI Terry 0 11711 Friday, January 8, 2010 12:20 PM 
ORP control Mark Milne 2 8344 Friday, November 25, 2011 1:57 AM 
Outfall Shorezone Protection T. Butler 1 8216 Wednesday, March 17, 2010 12:14 PM 
Overheating wires with WEDECO UV system 01453718 0 804 Tuesday, August 7, 2012 2:46 PM 
Oxidation ditch 01645290 0 3217 Thursday, November 29, 2012 10:24 AM 
Oxidation Ditch Structural Assesment watertech 1 7658 Wednesday, September 22, 2010 2:15 PM 
Ozone for Fecal Coliform Reduction 17633991 0 1120 Sunday, April 14, 2013 6:36 PM 
P.H. Problems D.Mak 6 9821 Wednesday, September 21, 2011 7:27 AM 
pH of Mixed Liquor 17627563 0 2688 Monday, December 31, 2012 11:10 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9836 Friday, November 25, 2011 1:56 AM 
Portable Suspended Solids Analyzer 01471237 0 7409 Friday, August 16, 2013 9:42 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 10039 Sunday, November 13, 2011 11:00 PM 
Primary clarifier chain Chris 4 8734 Sunday, November 13, 2011 11:02 PM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6319 Tuesday, May 24, 2011 10:55 AM 
Quaternary Ammonium Compounds David Allen 3 12433 Monday, July 11, 2011 3:05 PM 
RAS lines and clarifier balancing R Siddens 1 3489 Thursday, February 2, 2012 5:17 AM 
reduction of flows cb 2 11209 Wednesday, January 27, 2010 9:24 AM 
Request for info regarding Trojan UV systems T.O.C. 5 8395 Friday, August 10, 2012 2:22 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9482 Monday, March 15, 2010 7:24 AM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 4753 Friday, August 19, 2011 10:46 AM 
salinity in activated sludge Greg Gress 2 4883 Thursday, June 14, 2012 5:21 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9774 Tuesday, February 23, 2010 12:45 AM 
SBR Omniflow Jerry 0 7795 Thursday, August 26, 2010 3:34 PM 
SCADA advice needed Dennis Hudson 4 8553 Thursday, October 28, 2010 3:54 PM 
Seasonal MLSS adjustment Joseph McDowell 2 15151 Sunday, April 11, 2010 2:01 PM 
Septage/Grease Screening Units Frederick Auermuller 0 3743 Tuesday, January 3, 2012 3:51 PM 
ski resort WWTP operation 01463964 0 827 Friday, August 10, 2012 2:24 PM 
tank numbering h2ochem 1 5861 Sunday, June 26, 2011 1:22 PM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 3782 Thursday, November 10, 2011 5:01 PM 
transportation of dewatered alum sludge Doctor Sewage 0 7937 Monday, August 2, 2010 3:55 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9707 Friday, May 28, 2010 3:30 PM 
Trash Racks before Parkson Screens? L Cipparone 1 4007 Sunday, October 9, 2011 7:23 PM 
Trash(tampons, etc.) problem land application Landbiosolid 1 6008 Tuesday, September 20, 2011 10:06 AM 
Using Mag Hydroxide Andres Vinent 3 2707 Monday, June 25, 2012 1:17 PM 
very low SVIs!! Deb 5 8512 Monday, November 29, 2010 5:55 PM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 4175 Tuesday, November 22, 2011 3:30 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6793 Thursday, January 21, 2010 8:23 PM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10805 Thursday, January 21, 2010 8:24 PM 
Wastewater Blog Grant Weaver 5 10124 Monday, May 7, 2012 4:15 AM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8140 Monday, August 8, 2011 1:17 PM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 5875 Sunday, November 13, 2011 11:03 PM 
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