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 6229 Tuesday, March 15, 2011 7:02 AM 
managing activated sludge system during food shortage John Wang 2 8100 Wednesday, July 6, 2011 9:24 AM 
MBBR Media Tatya Tope 2 5226 Thursday, October 27, 2011 4:03 PM 
MBR sludge condition Elizabeth Lawrence 4 6512 Tuesday, March 22, 2011 10:29 PM 
Measuring grit accumulation in a tank Larry Dolamore 2 9329 Sunday, May 2, 2010 1:28 PM 
Mercury Control Jason Graham 0 3831 Tuesday, November 29, 2011 2:09 PM 
Nitrate Lock Extended aeration Paul Robertson 0 5931 Thursday, December 26, 2013 11:19 AM 
Ocean Outfall assessment 01607899 0 2515 Wednesday, January 9, 2013 3:51 PM 
Operations help Victoria Caulfield 1 3972 Friday, May 4, 2012 11:10 AM 
Operators Meeting in WI Terry 0 11714 Friday, January 8, 2010 12:20 PM 
ORP control Mark Milne 2 8298 Friday, November 25, 2011 1:57 AM 
Outfall Shorezone Protection T. Butler 1 8191 Wednesday, March 17, 2010 12:14 PM 
Overheating wires with WEDECO UV system 01453718 0 793 Tuesday, August 7, 2012 2:46 PM 
Oxidation ditch 01645290 0 3184 Thursday, November 29, 2012 10:24 AM 
Oxidation Ditch Structural Assesment watertech 1 7632 Wednesday, September 22, 2010 2:15 PM 
Ozone for Fecal Coliform Reduction 17633991 0 1065 Sunday, April 14, 2013 6:36 PM 
P.H. Problems D.Mak 6 9828 Wednesday, September 21, 2011 7:27 AM 
pH of Mixed Liquor 17627563 0 2644 Monday, December 31, 2012 11:10 AM 
Polyethylene Glycol Treatability Keith Chapman 1 9809 Friday, November 25, 2011 1:56 AM 
Portable Suspended Solids Analyzer 01471237 0 6857 Friday, August 16, 2013 9:42 AM 
Precipitation in bulk storage tank for sodium hypochlorite? GSain 3 9990 Sunday, November 13, 2011 11:00 PM 
Primary clarifier chain Chris 4 8697 Sunday, November 13, 2011 11:02 PM 
Pump Mixing Systems Anaerobic Digesters Christopher Morphey 0 6276 Tuesday, May 24, 2011 10:55 AM 
Quaternary Ammonium Compounds David Allen 3 12375 Monday, July 11, 2011 3:05 PM 
RAS lines and clarifier balancing R Siddens 1 3447 Thursday, February 2, 2012 5:17 AM 
reduction of flows cb 2 11241 Wednesday, January 27, 2010 9:24 AM 
Request for info regarding Trojan UV systems T.O.C. 5 8341 Friday, August 10, 2012 2:22 PM 
Request for Spiral Heat Exchanger experience Richard Roberts 0 9561 Monday, March 15, 2010 7:24 AM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 4752 Friday, August 19, 2011 10:46 AM 
salinity in activated sludge Greg Gress 2 4846 Thursday, June 14, 2012 5:21 AM 
Sand filters Flow rate peak cals..... SHARIFF 1 9747 Tuesday, February 23, 2010 12:45 AM 
SBR Omniflow Jerry 0 7783 Thursday, August 26, 2010 3:34 PM 
SCADA advice needed Dennis Hudson 4 8514 Thursday, October 28, 2010 3:54 PM 
Seasonal MLSS adjustment Joseph McDowell 2 15101 Sunday, April 11, 2010 2:01 PM 
Septage/Grease Screening Units Frederick Auermuller 0 3655 Tuesday, January 3, 2012 3:51 PM 
ski resort WWTP operation 01463964 0 778 Friday, August 10, 2012 2:24 PM 
tank numbering h2ochem 1 5815 Sunday, June 26, 2011 1:22 PM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 3757 Thursday, November 10, 2011 5:01 PM 
transportation of dewatered alum sludge Doctor Sewage 0 7921 Monday, August 2, 2010 3:55 AM 
trash pump solids handling recommended for mixed liquor Tom Hons 2 9763 Friday, May 28, 2010 3:30 PM 
Trash Racks before Parkson Screens? L Cipparone 1 3936 Sunday, October 9, 2011 7:23 PM 
Trash(tampons, etc.) problem land application Landbiosolid 1 6017 Tuesday, September 20, 2011 10:06 AM 
Using Mag Hydroxide Andres Vinent 3 2665 Monday, June 25, 2012 1:17 PM 
very low SVIs!! Deb 5 8479 Monday, November 29, 2010 5:55 PM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 4149 Tuesday, November 22, 2011 3:30 PM 
W3QLAS Activated Sludge Process Control Workshop Victor Santa Cruz 0 6794 Thursday, January 21, 2010 8:23 PM 
W3QLAS Anaerobic Digestion/Solids Dewatering Process Control Workshop Victor Santa Cruz 0 10801 Thursday, January 21, 2010 8:24 PM 
Wastewater Blog Grant Weaver 5 10069 Monday, May 7, 2012 4:15 AM 
WASTEWATER MICROBIOLOGY & PROCESS CONTROL CLASS Terry 2 8190 Monday, August 8, 2011 1:17 PM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 5823 Sunday, November 13, 2011 11:03 PM 
 Previous 1 2 3 Next