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
Lost of pressure Chief 8 6170 Tuesday, March 15, 2011 7:02 AM 
managing activated sludge system during food shortage John Wang 2 8005 Wednesday, July 6, 2011 9:24 AM 
MBBR Media Tatya Tope 2 5187 Thursday, October 27, 2011 4:03 PM 
MBR sludge condition Elizabeth Lawrence 4 6453 Tuesday, March 22, 2011 10:29 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 9295 Sunday, May 2, 2010 1:28 PM 
Mercury Control Jason Graham 0 3717 Tuesday, November 29, 2011 2:09 PM 
Nitrate Lock Extended aeration Paul Robertson 0 2805 Thursday, December 26, 2013 11:19 AM 
Ocean Outfall assessment 01607899 0 2470 Wednesday, January 9, 2013 3:51 PM 
Operations help Victoria Caulfield 1 3835 Friday, May 4, 2012 11:10 AM 
Operators Meeting in WI Terry 0 11623 Friday, January 8, 2010 12:20 PM 
ORP control Mark Milne 2 8232 Friday, November 25, 2011 1:57 AM 
Outfall Shorezone Protection T. Butler 1 8142 Wednesday, March 17, 2010 12:14 PM 
Overheating wires with WEDECO UV system 01453718 0 670 Tuesday, August 7, 2012 2:46 PM 
Oxidation ditch 01645290 0 3105 Thursday, November 29, 2012 10:24 AM 
Oxidation Ditch Structural Assesment watertech 1 7585 Wednesday, September 22, 2010 2:15 PM 
Ozone for Fecal Coliform Reduction 17633991 0 966 Sunday, April 14, 2013 6:36 PM 
P.H. Problems D.Mak 6 9747 Wednesday, September 21, 2011 7:27 AM 
pH of Mixed Liquor 17627563 0 2586 Monday, December 31, 2012 11:10 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9730 Friday, November 25, 2011 1:56 AM 
Portable Suspended Solids Analyzer 01471237 0 4594 Friday, August 16, 2013 9:42 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 9907 Sunday, November 13, 2011 11:00 PM 
Primary clarifier chain Chris 4 8565 Sunday, November 13, 2011 11:02 PM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6228 Tuesday, May 24, 2011 10:55 AM 
Quaternary Ammonium Compounds David Allen 3 12309 Monday, July 11, 2011 3:05 PM 
RAS lines and clarifier balancing R Siddens 1 3363 Thursday, February 2, 2012 5:17 AM 
reduction of flows cb 2 11081 Wednesday, January 27, 2010 9:24 AM 
Request for info regarding Trojan UV systems T.O.C. 5 8318 Friday, August 10, 2012 2:22 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9421 Monday, March 15, 2010 7:24 AM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 4680 Friday, August 19, 2011 10:46 AM 
salinity in activated sludge Greg Gress 2 4810 Thursday, June 14, 2012 5:21 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9707 Tuesday, February 23, 2010 12:45 AM 
SBR Omniflow Jerry 0 7723 Thursday, August 26, 2010 3:34 PM 
SCADA advice needed Dennis Hudson 4 8420 Thursday, October 28, 2010 3:54 PM 
Seasonal MLSS adjustment Joseph McDowell 2 15079 Sunday, April 11, 2010 2:01 PM 
Septage/Grease Screening Units Frederick Auermuller 0 3618 Tuesday, January 3, 2012 3:51 PM 
ski resort WWTP operation 01463964 0 685 Friday, August 10, 2012 2:24 PM 
tank numbering h2ochem 1 5773 Sunday, June 26, 2011 1:22 PM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 3682 Thursday, November 10, 2011 5:01 PM 
transportation of dewatered alum sludge Doctor Sewage 0 7837 Monday, August 2, 2010 3:55 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9575 Friday, May 28, 2010 3:30 PM 
Trash Racks before Parkson Screens? L Cipparone 1 3908 Sunday, October 9, 2011 7:23 PM 
Trash(tampons, etc.) problem land application Landbiosolid 1 5921 Tuesday, September 20, 2011 10:06 AM 
Using Mag Hydroxide Andres Vinent 3 2572 Monday, June 25, 2012 1:17 PM 
very low SVIs!! Deb 5 8435 Monday, November 29, 2010 5:55 PM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 4020 Tuesday, November 22, 2011 3:30 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6668 Thursday, January 21, 2010 8:23 PM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10740 Thursday, January 21, 2010 8:24 PM 
Wastewater Blog Grant Weaver 5 9971 Monday, May 7, 2012 4:15 AM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8041 Monday, August 8, 2011 1:17 PM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 5742 Sunday, November 13, 2011 11:03 PM 
 Previous 1 2 3 Next